checkpoint
This commit is contained in:
Kacper Marzecki
parent
8b6171283d
commit
967eb93aa8
839
test1.exs
839
test1.exs
@ -429,17 +429,9 @@ defmodule Tdd.Core do
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"""
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"""
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def make_node(variable, yes_id, no_id, dc_id) do
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def make_node(variable, yes_id, no_id, dc_id) do
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# NEW, MORE POWERFUL REDUCTION RULE:
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if yes_id == no_id and no_id == dc_id do
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# If the 'yes' and 'no' paths lead to the same result, the test on this
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# variable is redundant. The entire node can be replaced by that result.
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cond do
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yes_id == no_id ->
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yes_id
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yes_id
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else
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yes_id == dc_id && no_id == dc_id ->
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yes_id
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true ->
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state = get_state()
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state = get_state()
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node_tuple = {variable, yes_id, no_id, dc_id}
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node_tuple = {variable, yes_id, no_id, dc_id}
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@ -494,7 +486,7 @@ defmodule Tdd.Core do
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res_y = apply(op_name, op_lambda, y1, u2_id)
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res_y = apply(op_name, op_lambda, y1, u2_id)
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res_n = apply(op_name, op_lambda, n1, u2_id)
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res_n = apply(op_name, op_lambda, n1, u2_id)
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res_d = apply(op_name, op_lambda, d1, u2_id)
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res_d = apply(op_name, op_lambda, d1, u2_id)
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make_node(var1, res_y, res_n, d1)
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make_node(var1, res_y, res_n, res_d)
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true ->
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true ->
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{var1, y1, n1, d1} = u1_details
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{var1, y1, n1, d1} = u1_details
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@ -662,12 +654,12 @@ defmodule Tdd.PredicateLogic do
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# ------------ implication helpers ------------------------------------------
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# ------------ implication helpers ------------------------------------------
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defp atom_implication(id, constr) do
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def atom_implication(id, constr) do
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case {Map.get(constr, V.v_atom_eq(id)), find_any_atom_true(constr)} do
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case {Map.get(constr, V.v_atom_eq(id)), find_any_atom_true(constr)} do
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{true, _} -> true
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{true, _} -> true
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{false, _} -> false
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{false, _} -> false
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{nil, true_id} when true_id != id -> false
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{nil, nil} -> :unknown # <- ⬅️ special-case “no info”
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_ -> :unknown
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{nil, other} when other != id -> false # <- only different, real atom
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end
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end
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end
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end
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@ -762,7 +754,12 @@ defmodule Tdd do
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# --- System Init ---
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# --- System Init ---
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def init_tdd_system do
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def init_tdd_system do
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try do
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Tdd.Path.start_link()
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Tdd.Path.start_link()
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rescue
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_ -> nil
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end
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Core.init()
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Core.init()
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IO.puts("TDD system initialized with new architecture.")
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IO.puts("TDD system initialized with new architecture.")
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end
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end
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@ -775,9 +772,17 @@ defmodule Tdd do
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def type_integer, do: Core.make_node(V.v_is_integer(), type_any(), type_none(), type_none())
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def type_integer, do: Core.make_node(V.v_is_integer(), type_any(), type_none(), type_none())
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def type_list, do: Core.make_node(V.v_is_list(), type_any(), type_none(), type_none())
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def type_list, do: Core.make_node(V.v_is_list(), type_any(), type_none(), type_none())
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def type_atom_literal(a),
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def type_atom_literal(a) do
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do:
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id = Core.make_node(V.v_atom_eq(a), type_any(), type_none(), type_none())
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intersect(type_atom(), Core.make_node(V.v_atom_eq(a), type_any(), type_none(), type_none()))
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IO.inspect("BEFORE SIMPLIFICATION")
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print_tdd(id)
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after_simplification = id |> Tdd.simplify(%{})
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IO.inspect("AFTER SIMPLIFICATION")
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print_tdd(after_simplification)
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after_simplification
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end
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def type_int_eq(n),
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def type_int_eq(n),
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do:
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do:
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@ -1265,801 +1270,29 @@ defmodule Tdd do
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end
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end
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end
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end
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# --- Example Usage ---
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Tdd.init_tdd_system()
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Tdd.init_tdd_system()
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# Basic Types
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tdd_foo = Tdd.type_atom_literal(:foo)
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tdd_bar = Tdd.type_atom_literal(:bar)
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tdd_atom = Tdd.type_atom()
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tdd_empty_tuple = Tdd.type_empty_tuple()
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tdd_any = Tdd.type_any()
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tdd_none = Tdd.type_none()
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test = fn name, expected, result ->
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current_failures = Process.get(:test_failures, [])
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if expected != result do
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Process.put(:test_failures, [name | current_failures])
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end
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status = if expected == result, do: "PASSED", else: "FAILED"
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IO.puts("#{name} (Expected: #{expected}) -> Result: #{result} - #{status}")
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end
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# Basic Types
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tdd_foo = Tdd.type_atom_literal(:foo)
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tdd_bar = Tdd.type_atom_literal(:bar)
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tdd_baz = Tdd.type_atom_literal(:baz)
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tdd_atom = Tdd.type_atom()
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tdd_atom = Tdd.type_atom()
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tdd_empty_tuple = Tdd.type_empty_tuple()
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tdd_empty_tuple = Tdd.type_empty_tuple()
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tdd_tuple = Tdd.type_tuple()
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tdd_tuple = Tdd.type_tuple()
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# Tuple of size 2, e.g. {any, any}
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tdd_foo = Tdd.type_atom_literal(:foo)
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tdd_tuple_s2 = Tdd.type_tuple_sized_any(2)
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tdd_any = Tdd.type_any()
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tdd_none = Tdd.type_none()
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test_all = fn ->
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IO.puts("\n--- TDD for :foo ---")
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Tdd.print_tdd(tdd_foo)
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IO.puts("\n--- TDD for not :foo ---")
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Tdd.print_tdd(Tdd.negate(tdd_foo))
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IO.puts("\n--- TDD for atom ---")
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Tdd.print_tdd(tdd_atom)
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IO.puts("\n--- TDD for not atom ---")
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# Expected: make_node(@v_is_atom, @false_node_id, @true_node_id, @true_node_id)
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# This represents "anything that is not an atom". The DC branch becomes true because if
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# "is_atom" test is irrelevant for "not atom", it means it's part of "not atom".
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Tdd.print_tdd(Tdd.negate(tdd_atom))
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IO.puts("\n--- TDD for :foo and :bar (should be none) ---")
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tdd_foo_and_bar = Tdd.intersect(tdd_foo, tdd_bar)
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# Expected ID 0: :false_terminal
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Tdd.print_tdd(tdd_foo_and_bar)
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IO.puts("\n--- TDD for :foo and atom (should be :foo) ---")
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tdd_foo_and_atom = Tdd.intersect(tdd_foo, tdd_atom)
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# Expected to be structurally identical to tdd_foo
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Tdd.print_tdd(tdd_foo_and_atom)
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IO.puts("\n--- Basic Subtyping Tests ---")
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test.(":foo <: atom", true, Tdd.is_subtype(tdd_foo, tdd_atom))
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test.("atom <: :foo", false, Tdd.is_subtype(tdd_atom, tdd_foo))
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test.(":foo <: :bar", false, Tdd.is_subtype(tdd_foo, tdd_bar))
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test.(":foo <: :foo", true, Tdd.is_subtype(tdd_foo, tdd_foo))
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test.("{} <: tuple", true, Tdd.is_subtype(tdd_empty_tuple, tdd_tuple))
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test.("tuple <: {}", false, Tdd.is_subtype(tdd_tuple, tdd_empty_tuple))
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test.(":foo <: {}", false, Tdd.is_subtype(tdd_foo, tdd_empty_tuple))
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test.("tuple_size_2 <: tuple", true, Tdd.is_subtype(tdd_tuple_s2, tdd_tuple))
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test.("tuple <: tuple_size_2", false, Tdd.is_subtype(tdd_tuple, tdd_tuple_s2))
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test.("tuple_size_2 <: {}", false, Tdd.is_subtype(tdd_tuple_s2, tdd_empty_tuple))
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IO.puts("\n--- Any/None Subtyping Tests ---")
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test.("any <: :foo", false, Tdd.is_subtype(tdd_any, tdd_foo))
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test.(":foo <: any", true, Tdd.is_subtype(tdd_foo, tdd_any))
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test.("none <: :foo", true, Tdd.is_subtype(tdd_none, tdd_foo))
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test.(":foo <: none", false, Tdd.is_subtype(tdd_foo, tdd_none))
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test.("none <: any", true, Tdd.is_subtype(tdd_none, tdd_any))
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test.("any <: none", false, Tdd.is_subtype(tdd_any, tdd_none))
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test.("any <: any", true, Tdd.is_subtype(tdd_any, tdd_any))
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test.("none <: none", true, Tdd.is_subtype(tdd_none, tdd_none))
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IO.puts("\n--- Union related Subtyping ---")
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tdd_foo_or_bar = Tdd.sum(tdd_foo, tdd_bar)
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tdd_foo_or_bar_or_baz = Tdd.sum(tdd_foo_or_bar, tdd_baz)
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test.(":foo <: (:foo | :bar)", true, Tdd.is_subtype(tdd_foo, tdd_foo_or_bar))
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test.(":baz <: (:foo | :bar)", false, Tdd.is_subtype(tdd_baz, tdd_foo_or_bar))
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test.("(:foo | :bar) <: atom", true, Tdd.is_subtype(tdd_foo_or_bar, tdd_atom))
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test.("atom <: (:foo | :bar)", false, Tdd.is_subtype(tdd_atom, tdd_foo_or_bar))
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test.(
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"(:foo | :bar) <: (:foo | :bar | :baz)",
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true,
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Tdd.is_subtype(tdd_foo_or_bar, tdd_foo_or_bar_or_baz)
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)
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test.(
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"(:foo | :bar | :baz) <: (:foo | :bar)",
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false,
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Tdd.is_subtype(tdd_foo_or_bar_or_baz, tdd_foo_or_bar)
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)
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# Test against a non-member of the union
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test.("(:foo | :bar) <: :baz", false, Tdd.is_subtype(tdd_foo_or_bar, tdd_baz))
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IO.puts("\n--- Intersection related Subtyping ---")
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# Should be equivalent to tdd_foo
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tdd_atom_and_foo = Tdd.intersect(tdd_atom, tdd_foo)
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# Should be tdd_none
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tdd_atom_and_tuple = Tdd.intersect(tdd_atom, tdd_tuple)
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test.("(atom & :foo) <: :foo", true, Tdd.is_subtype(tdd_atom_and_foo, tdd_foo))
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test.(":foo <: (atom & :foo)", true, Tdd.is_subtype(tdd_foo, tdd_atom_and_foo))
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test.("(atom & tuple) <: none", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_none))
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test.("none <: (atom & tuple)", true, Tdd.is_subtype(tdd_none, tdd_atom_and_tuple))
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test.("(atom & :foo) <: :bar", false, Tdd.is_subtype(tdd_atom_and_foo, tdd_bar))
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# An intersection is a subtype of its components
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test.("(atom & :foo) <: atom", true, Tdd.is_subtype(tdd_atom_and_foo, tdd_atom))
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# (none <: atom)
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test.("(atom & tuple) <: atom", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_atom))
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# (none <: tuple)
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test.("(atom & tuple) <: tuple", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_tuple))
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IO.puts("\n--- Negation related Subtyping (Contrapositives) ---")
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# Reminder: ¬A <: ¬B is equivalent to B <: A (contrapositive)
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# Test 1: ¬atom <: ¬:foo (Equivalent to :foo <: atom, which is true)
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test.("¬atom <: ¬:foo", true, Tdd.is_subtype(Tdd.negate(tdd_atom), Tdd.negate(tdd_foo)))
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# Test 2: ¬:foo <: ¬atom (Equivalent to atom <: :foo, which is false)
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test.("¬:foo <: ¬atom", false, Tdd.is_subtype(Tdd.negate(tdd_foo), Tdd.negate(tdd_atom)))
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# Double negation
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test.("¬(¬:foo) <: :foo", true, Tdd.is_subtype(Tdd.negate(Tdd.negate(tdd_foo)), tdd_foo))
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test.(":foo <: ¬(¬:foo)", true, Tdd.is_subtype(tdd_foo, Tdd.negate(Tdd.negate(tdd_foo))))
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# Disjoint types
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test.("atom <: ¬tuple", true, Tdd.is_subtype(tdd_atom, Tdd.negate(tdd_tuple)))
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test.("tuple <: ¬atom", true, Tdd.is_subtype(tdd_tuple, Tdd.negate(tdd_atom)))
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test.(":foo <: ¬{}", true, Tdd.is_subtype(tdd_foo, Tdd.negate(tdd_empty_tuple)))
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IO.puts("\n--- Mixed Types & Complex Subtyping ---")
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tdd_atom_or_tuple = Tdd.sum(tdd_atom, tdd_tuple)
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tdd_foo_or_empty_tuple = Tdd.sum(tdd_foo, tdd_empty_tuple)
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test.(
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"(:foo | {}) <: (atom | tuple)",
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true,
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Tdd.is_subtype(tdd_foo_or_empty_tuple, tdd_atom_or_tuple)
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)
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test.(
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"(atom | tuple) <: (:foo | {})",
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false,
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Tdd.is_subtype(tdd_atom_or_tuple, tdd_foo_or_empty_tuple)
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)
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test.(":foo <: (atom | tuple)", true, Tdd.is_subtype(tdd_foo, tdd_atom_or_tuple))
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test.("{} <: (atom | tuple)", true, Tdd.is_subtype(tdd_empty_tuple, tdd_atom_or_tuple))
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# De Morgan's Law illustration (A | B = ¬(¬A & ¬B))
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# (:foo | :bar) <: ¬(¬:foo & ¬:bar)
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tdd_not_foo_and_not_bar = Tdd.intersect(Tdd.negate(tdd_foo), Tdd.negate(tdd_bar))
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test.(
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"(:foo | :bar) <: ¬(¬:foo & ¬:bar)",
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true,
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Tdd.is_subtype(tdd_foo_or_bar, Tdd.negate(tdd_not_foo_and_not_bar))
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)
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test.(
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"¬(¬:foo & ¬:bar) <: (:foo | :bar)",
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true,
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Tdd.is_subtype(Tdd.negate(tdd_not_foo_and_not_bar), tdd_foo_or_bar)
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)
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# Type difference: atom - :foo (represented as atom & ¬:foo)
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tdd_atom_minus_foo = Tdd.intersect(tdd_atom, Tdd.negate(tdd_foo))
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test.("(atom - :foo) <: atom", true, Tdd.is_subtype(tdd_atom_minus_foo, tdd_atom))
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test.("(atom - :foo) <: :foo", false, Tdd.is_subtype(tdd_atom_minus_foo, tdd_foo))
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# True if :bar is in (atom - :foo)
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test.("(atom - :foo) <: :bar", false, Tdd.is_subtype(tdd_atom_minus_foo, tdd_bar))
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test.(":bar <: (atom - :foo)", true, Tdd.is_subtype(tdd_bar, tdd_atom_minus_foo))
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# (atom - :foo) | :foo should be atom
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tdd_recombined_atom = Tdd.sum(tdd_atom_minus_foo, tdd_foo)
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test.("((atom - :foo) | :foo) <: atom", true, Tdd.is_subtype(tdd_recombined_atom, tdd_atom))
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test.("atom <: ((atom - :foo) | :foo)", true, Tdd.is_subtype(tdd_atom, tdd_recombined_atom))
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# (atom | {}) & (tuple | :foo) must be (:foo | {})
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# Represents `atom() | {}`
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tdd_atom_or_empty = Tdd.sum(tdd_atom, tdd_empty_tuple)
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tdd_atom_or_empty = Tdd.sum(tdd_atom, tdd_empty_tuple)
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# Represents `tuple() | :foo`
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tdd_tuple_or_foo = Tdd.sum(tdd_tuple, tdd_foo)
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tdd_tuple_or_foo = Tdd.sum(tdd_tuple, tdd_foo)
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intersected_complex = Tdd.intersect(tdd_atom_or_empty, tdd_tuple_or_foo)
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intersected_complex = Tdd.intersect(tdd_atom_or_empty, tdd_tuple_or_foo)
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tdd_foo_or_empty_tuple = Tdd.sum(tdd_foo, tdd_empty_tuple)
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# Tdd.print_tdd(intersected_complex)
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||||||
|
# Tdd.print_tdd(tdd_foo_or_empty_tuple)
|
||||||
|
# !!!!!!!!!!!!!!!!!!
|
||||||
|
tdd_foo = Tdd.type_atom_literal(:foo)
|
||||||
|
Tdd.print_tdd(tdd_foo)
|
||||||
|
# outputs: ID 0: false
|
||||||
# Expected result for intersected_complex is tdd_foo_or_empty_tuple
|
# Expected result for intersected_complex is tdd_foo_or_empty_tuple
|
||||||
|
# test.(
|
||||||
|
# "(atom | {}) & (tuple | :foo) <: (:foo | {})",
|
||||||
|
# true,
|
||||||
|
# Tdd.is_subtype(intersected_complex, tdd_foo_or_empty_tuple)
|
||||||
|
# )
|
||||||
|
Code.require_file("./tests.exs")
|
||||||
|
|
||||||
test.(
|
|
||||||
"(atom | {}) & (tuple | :foo) <: (:foo | {})",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(intersected_complex, tdd_foo_or_empty_tuple)
|
|
||||||
)
|
|
||||||
|
|
||||||
test.(
|
|
||||||
"(:foo | {}) <: (atom | {}) & (tuple | :foo)",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(tdd_foo_or_empty_tuple, intersected_complex)
|
|
||||||
)
|
|
||||||
|
|
||||||
# {} | tuple_size_2 should be a subtype of tuple
|
|
||||||
tdd_empty_or_s2 = Tdd.sum(tdd_empty_tuple, tdd_tuple_s2)
|
|
||||||
test.("({} | tuple_size_2) <: tuple", true, Tdd.is_subtype(tdd_empty_or_s2, tdd_tuple))
|
|
||||||
|
|
||||||
test.(
|
|
||||||
"({} | tuple_size_2) <: ({} | tuple_size_2)",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(tdd_empty_or_s2, tdd_empty_or_s2)
|
|
||||||
)
|
|
||||||
|
|
||||||
test.(
|
|
||||||
"({} | tuple_size_2) <: tuple_size_2",
|
|
||||||
false,
|
|
||||||
Tdd.is_subtype(tdd_empty_or_s2, tdd_tuple_s2)
|
|
||||||
)
|
|
||||||
|
|
||||||
# IO.puts("\n--- TDD structure for (atom - :foo) ---")
|
|
||||||
# Tdd.print_tdd(tdd_atom_minus_foo)
|
|
||||||
# IO.puts("\n--- TDD structure for ((atom - :foo) | :foo) which should be 'atom' ---")
|
|
||||||
# Tdd.print_tdd(tdd_recombined_atom)
|
|
||||||
# IO.puts("\n--- TDD structure for 'atom' for comparison ---")
|
|
||||||
# Tdd.print_tdd(tdd_atom)
|
|
||||||
|
|
||||||
IO.inspect(Process.get(:test_failures, []))
|
|
||||||
end
|
|
||||||
|
|
||||||
defmodule IntegerTests do
|
|
||||||
def run(test_fn) do
|
|
||||||
Process.put(:test_failures, [])
|
|
||||||
# Reset for each test group if needed, or once globally
|
|
||||||
Tdd.init_tdd_system()
|
|
||||||
|
|
||||||
# Integer types
|
|
||||||
tdd_int = Tdd.type_integer()
|
|
||||||
tdd_int_5 = Tdd.type_int_eq(5)
|
|
||||||
tdd_int_7 = Tdd.type_int_eq(7)
|
|
||||||
# x < 10
|
|
||||||
tdd_int_lt_10 = Tdd.type_int_lt(10)
|
|
||||||
# x > 3
|
|
||||||
tdd_int_gt_3 = Tdd.type_int_gt(3)
|
|
||||||
# x < 3
|
|
||||||
tdd_int_lt_3 = Tdd.type_int_lt(3)
|
|
||||||
# x > 10
|
|
||||||
tdd_int_gt_10 = Tdd.type_int_gt(10)
|
|
||||||
tdd_atom_foo = Tdd.type_atom_literal(:foo)
|
|
||||||
#
|
|
||||||
# IO.puts("\n--- Integer Type Structures ---")
|
|
||||||
# IO.puts("Integer:")
|
|
||||||
# Tdd.print_tdd(tdd_int)
|
|
||||||
# IO.puts("Int == 5:")
|
|
||||||
# Tdd.print_tdd(tdd_int_5)
|
|
||||||
# IO.puts("Int < 10:")
|
|
||||||
# Tdd.print_tdd(tdd_int_lt_10)
|
|
||||||
|
|
||||||
IO.puts("\n--- Integer Subtyping Tests ---")
|
|
||||||
test_fn.("int_5 <: integer", true, Tdd.is_subtype(tdd_int_5, tdd_int))
|
|
||||||
test_fn.("integer <: int_5", false, Tdd.is_subtype(tdd_int, tdd_int_5))
|
|
||||||
test_fn.("int_5 <: int_7", false, Tdd.is_subtype(tdd_int_5, tdd_int_7))
|
|
||||||
test_fn.("int_5 <: int_5", true, Tdd.is_subtype(tdd_int_5, tdd_int_5))
|
|
||||||
test_fn.("int_5 <: atom_foo", false, Tdd.is_subtype(tdd_int_5, tdd_atom_foo))
|
|
||||||
|
|
||||||
test_fn.("int_lt_10 <: integer", true, Tdd.is_subtype(tdd_int_lt_10, tdd_int))
|
|
||||||
test_fn.("integer <: int_lt_10", false, Tdd.is_subtype(tdd_int, tdd_int_lt_10))
|
|
||||||
# 5 < 10
|
|
||||||
test_fn.("int_5 <: int_lt_10", true, Tdd.is_subtype(tdd_int_5, tdd_int_lt_10))
|
|
||||||
test_fn.("int_lt_10 <: int_5", false, Tdd.is_subtype(tdd_int_lt_10, tdd_int_5))
|
|
||||||
|
|
||||||
test_fn.("int_gt_3 <: integer", true, Tdd.is_subtype(tdd_int_gt_3, tdd_int))
|
|
||||||
# 5 > 3
|
|
||||||
test_fn.("int_5 <: int_gt_3", true, Tdd.is_subtype(tdd_int_5, tdd_int_gt_3))
|
|
||||||
test_fn.("int_gt_3 <: int_5", false, Tdd.is_subtype(tdd_int_gt_3, tdd_int_5))
|
|
||||||
|
|
||||||
# x < 3 implies x < 10
|
|
||||||
test_fn.("int_lt_3 <: int_lt_10", true, Tdd.is_subtype(tdd_int_lt_3, tdd_int_lt_10))
|
|
||||||
# x > 10 implies x > 3
|
|
||||||
test_fn.("int_gt_10 <: int_gt_3", true, Tdd.is_subtype(tdd_int_gt_10, tdd_int_gt_3))
|
|
||||||
test_fn.("int_lt_10 <: int_lt_3", false, Tdd.is_subtype(tdd_int_lt_10, tdd_int_lt_3))
|
|
||||||
test_fn.("int_gt_3 <: int_gt_10", false, Tdd.is_subtype(tdd_int_gt_3, tdd_int_gt_10))
|
|
||||||
|
|
||||||
IO.puts("\n--- Integer Intersection Tests (should resolve to none for contradictions) ---")
|
|
||||||
intersect_5_7 = Tdd.intersect(tdd_int_5, tdd_int_7)
|
|
||||||
test_fn.("int_5 & int_7 == none", true, intersect_5_7 == Tdd.type_none())
|
|
||||||
# IO.puts("Structure of int_5 & int_7 (should be ID 0):")
|
|
||||||
# Tdd.print_tdd(intersect_5_7)
|
|
||||||
|
|
||||||
# x < 3 AND x > 10
|
|
||||||
intersect_lt3_gt10 = Tdd.intersect(tdd_int_lt_3, tdd_int_gt_10)
|
|
||||||
test_fn.("int_lt_3 & int_gt_10 == none", true, intersect_lt3_gt10 == Tdd.type_none())
|
|
||||||
# IO.puts("Structure of int_lt_3 & int_gt_10 (should be ID 0):")
|
|
||||||
# Tdd.print_tdd(intersect_lt3_gt10)
|
|
||||||
|
|
||||||
# x < 10 AND x > 3 (e.g. 4,5..9)
|
|
||||||
intersect_lt10_gt3 = Tdd.intersect(tdd_int_lt_10, tdd_int_gt_3)
|
|
||||||
test_fn.("int_lt_10 & int_gt_3 != none", true, intersect_lt10_gt3 != Tdd.type_none())
|
|
||||||
# IO.puts("Structure of int_lt_10 & int_gt_3 (should be non-empty):")
|
|
||||||
# Tdd.print_tdd(intersect_lt10_gt3)
|
|
||||||
# Test a value within this intersection
|
|
||||||
test_fn.(
|
|
||||||
"int_5 <: (int_lt_10 & int_gt_3)",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(tdd_int_5, intersect_lt10_gt3)
|
|
||||||
)
|
|
||||||
|
|
||||||
# x == 5 AND x < 3
|
|
||||||
intersect_5_lt3 = Tdd.intersect(tdd_int_5, tdd_int_lt_3)
|
|
||||||
test_fn.("int_5 & int_lt_3 == none", true, intersect_5_lt3 == Tdd.type_none())
|
|
||||||
|
|
||||||
IO.puts("\n--- Integer Union Tests ---")
|
|
||||||
union_5_7 = Tdd.sum(tdd_int_5, tdd_int_7)
|
|
||||||
test_fn.("int_5 <: (int_5 | int_7)", true, Tdd.is_subtype(tdd_int_5, union_5_7))
|
|
||||||
test_fn.("int_7 <: (int_5 | int_7)", true, Tdd.is_subtype(tdd_int_7, union_5_7))
|
|
||||||
test_fn.("int_lt_3 <: (int_5 | int_7)", false, Tdd.is_subtype(tdd_int_lt_3, union_5_7))
|
|
||||||
# IO.puts("Structure of int_5 | int_7:")
|
|
||||||
# Tdd.print_tdd(union_5_7)
|
|
||||||
|
|
||||||
# (int < 3) | (int > 10)
|
|
||||||
union_disjoint_ranges = Tdd.sum(tdd_int_lt_3, tdd_int_gt_10)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"int_eq(0) <: (int < 3 | int > 10)",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(Tdd.type_int_eq(0), union_disjoint_ranges)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"int_eq(5) <: (int < 3 | int > 10)",
|
|
||||||
false,
|
|
||||||
Tdd.is_subtype(Tdd.type_int_eq(5), union_disjoint_ranges)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"int_eq(12) <: (int < 3 | int > 10)",
|
|
||||||
true,
|
|
||||||
Tdd.is_subtype(Tdd.type_int_eq(12), union_disjoint_ranges)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.inspect(Process.get(:test_failures, []))
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
defmodule TupleTests do
|
|
||||||
import Tdd
|
|
||||||
|
|
||||||
def run(test_fn) do
|
|
||||||
Process.put(:test_failures, [])
|
|
||||||
# Re-init the system for a clean slate for these tests
|
|
||||||
Tdd.init_tdd_system()
|
|
||||||
IO.puts("\n--- Running TupleTests ---")
|
|
||||||
|
|
||||||
# --- Basic Types for convenience ---
|
|
||||||
t_atom = type_atom()
|
|
||||||
t_int = type_integer()
|
|
||||||
t_foo = type_atom_literal(:foo)
|
|
||||||
t_bar = type_atom_literal(:bar)
|
|
||||||
t_int_5 = type_int_eq(5)
|
|
||||||
t_int_6 = type_int_eq(6)
|
|
||||||
t_int_pos = type_int_gt(0)
|
|
||||||
t_any = type_any()
|
|
||||||
t_none = type_none()
|
|
||||||
# any tuple
|
|
||||||
t_tuple = type_tuple()
|
|
||||||
t_empty_tuple = type_empty_tuple()
|
|
||||||
|
|
||||||
# --- Specific Tuple Types ---
|
|
||||||
# {atom(), integer()}
|
|
||||||
tup_atom_int = type_tuple([t_atom, t_int])
|
|
||||||
# {:foo, 5}
|
|
||||||
tup_foo_5 = type_tuple([t_foo, t_int_5])
|
|
||||||
# {pos_integer(), atom()}
|
|
||||||
tup_pos_atom = type_tuple([t_int_pos, t_atom])
|
|
||||||
# {atom(), any}
|
|
||||||
tup_atom_any = type_tuple([t_atom, t_any])
|
|
||||||
# {any, integer()}
|
|
||||||
tup_any_int = type_tuple([t_any, t_int])
|
|
||||||
# a tuple of size 2, {any, any}
|
|
||||||
tup_s2_any = type_tuple_sized_any(2)
|
|
||||||
# a tuple of size 3, {any, any, any}
|
|
||||||
tup_s3_any = type_tuple_sized_any(3)
|
|
||||||
# {integer(), atom()}
|
|
||||||
tup_int_atom = type_tuple([t_int, t_atom])
|
|
||||||
# {{:foo}}
|
|
||||||
tup_nested_foo = type_tuple([type_tuple([t_foo])])
|
|
||||||
# {{atom()}}
|
|
||||||
tup_nested_atom = type_tuple([type_tuple([t_atom])])
|
|
||||||
# {any, none} -> this should resolve to none
|
|
||||||
tup_with_none = type_tuple([t_any, t_none])
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Basic Subtyping ---")
|
|
||||||
test_fn.("{:foo, 5} <: {atom, int}", true, is_subtype(tup_foo_5, tup_atom_int))
|
|
||||||
test_fn.("{atom, int} <: {:foo, 5}", false, is_subtype(tup_atom_int, tup_foo_5))
|
|
||||||
test_fn.("{:foo, 5} <: {pos_int, atom}", false, is_subtype(tup_foo_5, tup_pos_atom))
|
|
||||||
test_fn.("{pos_int, atom} <: {atom, int}", false, is_subtype(tup_pos_atom, tup_atom_int))
|
|
||||||
test_fn.("{atom, int} <: tuple()", true, is_subtype(tup_atom_int, t_tuple))
|
|
||||||
test_fn.("tuple() <: {atom, int}", false, is_subtype(t_tuple, tup_atom_int))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Size-related Subtyping ---")
|
|
||||||
test_fn.("{atom, int} <: tuple_size_2_any", true, is_subtype(tup_atom_int, tup_s2_any))
|
|
||||||
test_fn.("tuple_size_2_any <: {atom, int}", false, is_subtype(tup_s2_any, tup_atom_int))
|
|
||||||
test_fn.("{atom, int} <: tuple_size_3_any", false, is_subtype(tup_atom_int, tup_s3_any))
|
|
||||||
test_fn.("tuple_size_2_any <: tuple_size_3_any", false, is_subtype(tup_s2_any, tup_s3_any))
|
|
||||||
test_fn.("{} <: tuple()", true, is_subtype(t_empty_tuple, t_tuple))
|
|
||||||
test_fn.("{} <: tuple_size_2_any", false, is_subtype(t_empty_tuple, tup_s2_any))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Intersection ---")
|
|
||||||
# {atom, any} & {any, int} -> {atom, int}
|
|
||||||
intersect1 = intersect(tup_atom_any, tup_any_int)
|
|
||||||
test_fn.("({atom,any} & {any,int}) == {atom,int}", true, intersect1 == tup_atom_int)
|
|
||||||
|
|
||||||
# {atom, int} & {int, atom} -> none
|
|
||||||
intersect2 = intersect(tup_atom_int, tup_int_atom)
|
|
||||||
test_fn.("({atom,int} & {int,atom}) == none", true, intersect2 == t_none)
|
|
||||||
|
|
||||||
# tuple_size_2 & tuple_size_3 -> none
|
|
||||||
intersect3 = intersect(tup_s2_any, tup_s3_any)
|
|
||||||
test_fn.("(tuple_size_2 & tuple_size_3) == none", true, intersect3 == t_none)
|
|
||||||
|
|
||||||
# tuple() & {atom, int} -> {atom, int}
|
|
||||||
intersect4 = intersect(t_tuple, tup_atom_int)
|
|
||||||
test_fn.("(tuple() & {atom,int}) == {atom,int}", true, intersect4 == tup_atom_int)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Union ---")
|
|
||||||
# {:foo, 5} | {pos_int, atom}
|
|
||||||
union1 = sum(tup_foo_5, tup_pos_atom)
|
|
||||||
test_fn.("{:foo, 5} <: ({:foo, 5} | {pos_int, atom})", true, is_subtype(tup_foo_5, union1))
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{pos_int, atom} <: ({:foo, 5} | {pos_int, atom})",
|
|
||||||
true,
|
|
||||||
is_subtype(tup_pos_atom, union1)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{atom, int} <: ({:foo, 5} | {pos_int, atom})",
|
|
||||||
false,
|
|
||||||
is_subtype(tup_atom_int, union1)
|
|
||||||
)
|
|
||||||
|
|
||||||
# {atom, any} | {any, int} -> a complex type, let's check subtyping against it
|
|
||||||
union2 = sum(tup_atom_any, tup_any_int)
|
|
||||||
# {atom, int} is in both parts of the union.
|
|
||||||
test_fn.("{atom, int} <: ({atom,any} | {any,int})", true, is_subtype(tup_atom_int, union2))
|
|
||||||
# {:foo, :bar} is only in {atom, any}.
|
|
||||||
test_fn.(
|
|
||||||
"{:foo, :bar} <: ({atom,any} | {any,int})",
|
|
||||||
true,
|
|
||||||
is_subtype(type_tuple([t_foo, t_bar]), union2)
|
|
||||||
)
|
|
||||||
|
|
||||||
# {5, 6} is only in {any, int}.
|
|
||||||
test_fn.(
|
|
||||||
"{5, 6} <: ({atom,any} | {any,int})",
|
|
||||||
true,
|
|
||||||
is_subtype(type_tuple([t_int_5, t_int_6]), union2)
|
|
||||||
)
|
|
||||||
|
|
||||||
# {5, :foo} is in neither part of the union.
|
|
||||||
test_fn.(
|
|
||||||
"{5, :foo} <: ({atom,any} | {any,int})",
|
|
||||||
false,
|
|
||||||
is_subtype(type_tuple([t_int_5, t_foo]), union2)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Negation and Type Difference ---")
|
|
||||||
# atom is disjoint from tuple, so atom <: ¬tuple
|
|
||||||
test_fn.("atom <: ¬tuple", true, is_subtype(t_atom, negate(t_tuple)))
|
|
||||||
|
|
||||||
# A specific tuple should not be a subtype of the negation of a more general tuple type it belongs to
|
|
||||||
test_fn.("{atom, int} <: ¬tuple()", false, is_subtype(tup_atom_int, negate(t_tuple)))
|
|
||||||
# {int, atom} is a subtype of ¬{atom, int} because their elements differ
|
|
||||||
test_fn.("{int, atom} <: ¬{atom, int}", true, is_subtype(tup_int_atom, negate(tup_atom_int)))
|
|
||||||
# tuple_size_3 is a subtype of ¬tuple_size_2 because their sizes differ
|
|
||||||
test_fn.("tuple_size_3 <: ¬tuple_size_2", true, is_subtype(tup_s3_any, negate(tup_s2_any)))
|
|
||||||
|
|
||||||
# Type difference: tuple_size_2 - {atom, any} -> should be {¬atom, any} for size 2 tuples.
|
|
||||||
diff1 = intersect(tup_s2_any, negate(tup_atom_any))
|
|
||||||
|
|
||||||
# {integer, integer} has a first element that is not an atom, so it should be in the difference.
|
|
||||||
tup_int_int = type_tuple([t_int, t_int])
|
|
||||||
test_fn.("{int, int} <: (tuple_size_2 - {atom, any})", true, is_subtype(tup_int_int, diff1))
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{atom, int} <: (tuple_size_2 - {atom, any})",
|
|
||||||
false,
|
|
||||||
is_subtype(tup_atom_int, diff1)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Nested Tuples ---")
|
|
||||||
test_fn.("{{:foo}} <: {{atom}}", true, is_subtype(tup_nested_foo, tup_nested_atom))
|
|
||||||
test_fn.("{{atom}} <: {{:foo}}", false, is_subtype(tup_nested_atom, tup_nested_foo))
|
|
||||||
# Intersection of disjoint nested types: {{:foo}} & {{:bar}}
|
|
||||||
intersect_nested = intersect(tup_nested_foo, type_tuple([type_tuple([t_bar])]))
|
|
||||||
test_fn.("{{:foo}} & {{:bar}} == none", true, intersect_nested == t_none)
|
|
||||||
# Union of nested types
|
|
||||||
union_nested = sum(tup_nested_foo, type_tuple([type_tuple([t_bar])]))
|
|
||||||
test_fn.("{{:foo}} <: ({{:foo}} | {{:bar}})", true, is_subtype(tup_nested_foo, union_nested))
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{{:bar}} <: ({{:foo}} | {{:bar}})",
|
|
||||||
true,
|
|
||||||
is_subtype(type_tuple([type_tuple([t_bar])]), union_nested)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{{atom}} <: ({{:foo}} | {{:bar}})",
|
|
||||||
false,
|
|
||||||
is_subtype(tup_nested_atom, union_nested)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Edge Cases (any, none) ---")
|
|
||||||
# A type `{any, none}` should not be possible. The value `none` cannot exist.
|
|
||||||
# The simplification logic should reduce this to `type_none`.
|
|
||||||
test_fn.("{any, none} == none", true, tup_with_none == t_none)
|
|
||||||
|
|
||||||
# Intersection with a tuple containing none should result in none
|
|
||||||
intersect_with_none_tuple = intersect(tup_atom_int, tup_with_none)
|
|
||||||
test_fn.("{atom,int} & {any,none} == none", true, intersect_with_none_tuple == t_none)
|
|
||||||
|
|
||||||
# Union with a tuple containing none should be a no-op
|
|
||||||
union_with_none_tuple = sum(tup_atom_int, tup_with_none)
|
|
||||||
test_fn.("{atom,int} | {any,none} == {atom,int}", true, union_with_none_tuple == tup_atom_int)
|
|
||||||
|
|
||||||
# --- Original tests from problem description for regression ---
|
|
||||||
IO.puts("\n--- Specific Tuple Subtyping Test (Original) ---")
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{1, :foo} <: {int_gt_0, :foo | :bar}",
|
|
||||||
true,
|
|
||||||
is_subtype(
|
|
||||||
type_tuple([type_int_eq(1), type_atom_literal(:foo)]),
|
|
||||||
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
|
||||||
)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{0, :foo} <: {int_gt_0, :foo | :bar}",
|
|
||||||
false,
|
|
||||||
is_subtype(
|
|
||||||
type_tuple([type_int_eq(0), type_atom_literal(:foo)]),
|
|
||||||
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
|
||||||
)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"{1, :kek} <: {int_gt_0, :foo | :bar}",
|
|
||||||
false,
|
|
||||||
is_subtype(
|
|
||||||
type_tuple([
|
|
||||||
type_int_eq(1),
|
|
||||||
type_atom_literal(:kek)
|
|
||||||
]),
|
|
||||||
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
|
||||||
)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.inspect(Process.get(:test_failures, []), label: "TupleTests failures")
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
defmodule ListTests do
|
|
||||||
import Tdd
|
|
||||||
|
|
||||||
def run(test_fn) do
|
|
||||||
Process.put(:test_failures, [])
|
|
||||||
Tdd.init_tdd_system()
|
|
||||||
IO.puts("\n--- Running ListTests ---")
|
|
||||||
|
|
||||||
# --- Basic Types ---
|
|
||||||
t_atom = type_atom()
|
|
||||||
t_int = type_integer()
|
|
||||||
t_foo = type_atom_literal(:foo)
|
|
||||||
t_bar = type_atom_literal(:bar)
|
|
||||||
t_any = type_any()
|
|
||||||
t_none = type_none()
|
|
||||||
|
|
||||||
# --- List Types ---
|
|
||||||
t_list = type_list()
|
|
||||||
t_empty_list = type_empty_list()
|
|
||||||
# [atom | list]
|
|
||||||
t_cons_atom_list = type_cons(t_atom, t_list)
|
|
||||||
# [:foo | []]
|
|
||||||
t_cons_foo_empty = type_cons(t_foo, t_empty_list)
|
|
||||||
# [atom | []]
|
|
||||||
t_cons_atom_empty = type_cons(t_atom, t_empty_list)
|
|
||||||
# [any | []]
|
|
||||||
t_cons_any_empty = type_cons(t_any, t_empty_list)
|
|
||||||
# [integer | list]
|
|
||||||
t_cons_int_list = type_cons(t_int, t_list)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Basic List Subtyping ---")
|
|
||||||
test_fn.("[] <: list", true, is_subtype(t_empty_list, t_list))
|
|
||||||
test_fn.("list <: []", false, is_subtype(t_list, t_empty_list))
|
|
||||||
test_fn.("[atom|list] <: list", true, is_subtype(t_cons_atom_list, t_list))
|
|
||||||
test_fn.("list <: [atom|list]", false, is_subtype(t_list, t_cons_atom_list))
|
|
||||||
test_fn.("[] <: [atom|list]", false, is_subtype(t_empty_list, t_cons_atom_list))
|
|
||||||
test_fn.("[atom|list] <: []", false, is_subtype(t_cons_atom_list, t_empty_list))
|
|
||||||
test_fn.("list <: atom", false, is_subtype(t_list, t_atom))
|
|
||||||
test_fn.("atom <: list", false, is_subtype(t_atom, t_list))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Cons Subtyping (Covariance) ---")
|
|
||||||
# Head is a subtype
|
|
||||||
test_fn.("[:foo|[]] <: [atom|[]]", true, is_subtype(t_cons_foo_empty, t_cons_atom_empty))
|
|
||||||
test_fn.("[atom|[]] <: [:foo|[]]", false, is_subtype(t_cons_atom_empty, t_cons_foo_empty))
|
|
||||||
# Tail is a subtype
|
|
||||||
test_fn.("[atom|[]] <: [atom|list]", true, is_subtype(t_cons_atom_empty, t_cons_atom_list))
|
|
||||||
test_fn.("[atom|list] <: [atom|[]]", false, is_subtype(t_cons_atom_list, t_cons_atom_empty))
|
|
||||||
# Both are subtypes
|
|
||||||
test_fn.("[:foo|[]] <: [atom|list]", true, is_subtype(t_cons_foo_empty, t_cons_atom_list))
|
|
||||||
# Neither is a subtype
|
|
||||||
test_fn.("[atom|list] <: [:foo|[]]", false, is_subtype(t_cons_atom_list, t_cons_foo_empty))
|
|
||||||
# A list of length 1 is a subtype of a list of any element of length 1
|
|
||||||
test_fn.("[atom|[]] <: [any|[]]", true, is_subtype(t_cons_atom_empty, t_cons_any_empty))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: List Intersection ---")
|
|
||||||
# [atom|list] & [integer|list] -> should be none due to head conflict
|
|
||||||
intersect1 = intersect(t_cons_atom_list, t_cons_int_list)
|
|
||||||
test_fn.("[atom|list] & [integer|list] == none", true, intersect1 == t_none)
|
|
||||||
|
|
||||||
# [any|[]] & [atom|list] -> should be [atom|[]]
|
|
||||||
intersect2 = intersect(t_cons_any_empty, t_cons_atom_list)
|
|
||||||
test_fn.("([any|[]] & [atom|list]) == [atom|[]]", true, intersect2 == t_cons_atom_empty)
|
|
||||||
|
|
||||||
# [] & [atom|list] -> should be none because one is empty and one is not
|
|
||||||
intersect3 = intersect(t_empty_list, t_cons_atom_list)
|
|
||||||
test_fn.("[] & [atom|list] == none", true, intersect3 == t_none)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: List Union ---")
|
|
||||||
# [] | [atom|[]]
|
|
||||||
union1 = sum(t_empty_list, t_cons_atom_empty)
|
|
||||||
test_fn.("[] <: ([] | [atom|[]])", true, is_subtype(t_empty_list, union1))
|
|
||||||
test_fn.("[atom|[]] <: ([] | [atom|[]])", true, is_subtype(t_cons_atom_empty, union1))
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"[integer|[]] <: ([] | [atom|[]])",
|
|
||||||
false,
|
|
||||||
is_subtype(type_cons(t_int, t_empty_list), union1)
|
|
||||||
)
|
|
||||||
|
|
||||||
# [:foo|[]] | [:bar|[]]
|
|
||||||
union2 = sum(t_cons_foo_empty, type_cons(t_bar, t_empty_list))
|
|
||||||
# This union is a subtype of [atom|[]]
|
|
||||||
test_fn.("([:foo|[]] | [:bar|[]]) <: [atom|[]]", true, is_subtype(union2, t_cons_atom_empty))
|
|
||||||
test_fn.("[atom|[]] <: ([:foo|[]] | [:bar|[]])", false, is_subtype(t_cons_atom_empty, union2))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: List Negation ---")
|
|
||||||
# list is a subtype of not(atom)
|
|
||||||
test_fn.("list <: ¬atom", true, is_subtype(t_list, negate(t_atom)))
|
|
||||||
# A non-empty list is a subtype of not an empty list
|
|
||||||
test_fn.("[atom|list] <: ¬[]", true, is_subtype(t_cons_atom_list, negate(t_empty_list)))
|
|
||||||
# [integer|list] is a subtype of not [atom|list]
|
|
||||||
test_fn.(
|
|
||||||
"[integer|list] <: ¬[atom|list]",
|
|
||||||
true,
|
|
||||||
is_subtype(t_cons_int_list, negate(t_cons_atom_list))
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.inspect(Process.get(:test_failures, []), label: "ListTests failures")
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
defmodule ListOfTests do
|
|
||||||
import Tdd
|
|
||||||
|
|
||||||
def run(test_fn) do
|
|
||||||
Process.put(:test_failures, [])
|
|
||||||
Tdd.init_tdd_system()
|
|
||||||
IO.puts("\n--- Running ListOfTests ---")
|
|
||||||
|
|
||||||
# --- Basic Types ---
|
|
||||||
t_atom = type_atom()
|
|
||||||
t_int = type_integer()
|
|
||||||
t_pos_int = type_int_gt(0)
|
|
||||||
t_int_5 = type_int_eq(5)
|
|
||||||
|
|
||||||
# --- list(X) Types ---
|
|
||||||
t_list_of_int = type_list_of(t_int)
|
|
||||||
t_list_of_pos_int = type_list_of(t_pos_int)
|
|
||||||
t_list_of_atom = type_list_of(t_atom)
|
|
||||||
|
|
||||||
# --- Specific List Types ---
|
|
||||||
t_list = type_list()
|
|
||||||
t_empty_list = type_empty_list()
|
|
||||||
# [5]
|
|
||||||
t_list_one_int = type_cons(t_int_5, t_empty_list)
|
|
||||||
# [:foo]
|
|
||||||
t_list_one_atom = type_cons(type_atom_literal(:foo), t_empty_list)
|
|
||||||
# [5, :foo]
|
|
||||||
t_list_int_and_atom = type_cons(t_int_5, type_cons(type_atom_literal(:foo), t_empty_list))
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Basic list(X) Subtyping ---")
|
|
||||||
test_fn.("list(integer) <: list()", true, is_subtype(t_list_of_int, t_list))
|
|
||||||
test_fn.("list() <: list(integer)", false, is_subtype(t_list, t_list_of_int))
|
|
||||||
test_fn.("[] <: list(integer)", true, is_subtype(t_empty_list, t_list_of_int))
|
|
||||||
test_fn.("[5] <: list(integer)", true, is_subtype(t_list_one_int, t_list_of_int))
|
|
||||||
test_fn.("[:foo] <: list(integer)", false, is_subtype(t_list_one_atom, t_list_of_int))
|
|
||||||
test_fn.("[5, :foo] <: list(integer)", false, is_subtype(t_list_int_and_atom, t_list_of_int))
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"[5, :foo] <: list(any)",
|
|
||||||
true,
|
|
||||||
is_subtype(t_list_int_and_atom, type_list_of(type_any()))
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Covariance of list(X) ---")
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"list(pos_integer) <: list(integer)",
|
|
||||||
true,
|
|
||||||
is_subtype(t_list_of_pos_int, t_list_of_int)
|
|
||||||
)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"list(integer) <: list(pos_integer)",
|
|
||||||
false,
|
|
||||||
is_subtype(t_list_of_int, t_list_of_pos_int)
|
|
||||||
)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Intersection of list(X) ---")
|
|
||||||
# list(integer) & list(pos_integer) should be list(pos_integer)
|
|
||||||
intersect1 = intersect(t_list_of_int, t_list_of_pos_int)
|
|
||||||
|
|
||||||
test_fn.(
|
|
||||||
"(list(int) & list(pos_int)) == list(pos_int)",
|
|
||||||
true,
|
|
||||||
intersect1 == t_list_of_pos_int
|
|
||||||
)
|
|
||||||
|
|
||||||
# list(integer) & list(atom) should be just [] (empty list is the only common member)
|
|
||||||
# The system simplifies this intersection to a type that only accepts the empty list.
|
|
||||||
intersect2 = intersect(t_list_of_int, t_list_of_atom)
|
|
||||||
test_fn.("[] <: (list(int) & list(atom))", true, is_subtype(t_empty_list, intersect2))
|
|
||||||
test_fn.("[5] <: (list(int) & list(atom))", false, is_subtype(t_list_one_int, intersect2))
|
|
||||||
test_fn.("[:foo] <: (list(int) & list(atom))", false, is_subtype(t_list_one_atom, intersect2))
|
|
||||||
# It should be equivalent to `type_empty_list`
|
|
||||||
test_fn.("(list(int) & list(atom)) == []", true, intersect2 == t_empty_list)
|
|
||||||
|
|
||||||
IO.puts("\n--- Section: Intersection of list(X) with cons ---")
|
|
||||||
# list(integer) & [:foo | []] -> should be none
|
|
||||||
intersect3 = intersect(t_list_of_int, t_list_one_atom)
|
|
||||||
test_fn.("list(integer) & [:foo] == none", true, intersect3 == type_none())
|
|
||||||
|
|
||||||
# list(integer) & [5 | []] -> should be [5 | []]
|
|
||||||
intersect4 = intersect(t_list_of_int, t_list_one_int)
|
|
||||||
test_fn.("list(integer) & [5] == [5]", true, intersect4 == t_list_one_int)
|
|
||||||
|
|
||||||
# list(integer) & [5, :foo] -> should be none
|
|
||||||
intersect5 = intersect(t_list_of_int, t_list_int_and_atom)
|
|
||||||
test_fn.("list(integer) & [5, :foo] == none", true, intersect5 == type_none())
|
|
||||||
|
|
||||||
IO.inspect(Process.get(:test_failures, []), label: "ListOfTests failures")
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
defmodule AdhocTest do
|
|
||||||
import Tdd
|
|
||||||
|
|
||||||
def run(test_fn) do
|
|
||||||
# --- Basic Types ---
|
|
||||||
t_atom = type_atom()
|
|
||||||
t_int = type_integer()
|
|
||||||
t_pos_int = type_int_gt(0)
|
|
||||||
t_int_5 = type_int_eq(5)
|
|
||||||
|
|
||||||
# --- list(X) Types ---
|
|
||||||
t_list_of_int = type_list_of(t_int)
|
|
||||||
t_list_of_pos_int = type_list_of(t_pos_int)
|
|
||||||
t_list_of_atom = type_list_of(t_atom)
|
|
||||||
|
|
||||||
# --- Specific List Types ---
|
|
||||||
t_list = type_list()
|
|
||||||
t_empty_list = type_empty_list()
|
|
||||||
# [5]
|
|
||||||
t_list_one_int = type_cons(t_int_5, t_empty_list)
|
|
||||||
# [:foo]
|
|
||||||
t_list_one_atom = type_cons(type_atom_literal(:foo), t_empty_list)
|
|
||||||
# [5, :foo]
|
|
||||||
t_list_int_and_atom = type_cons(t_int_5, type_cons(type_atom_literal(:foo), t_empty_list))
|
|
||||||
intersect4 = intersect(t_list_of_int, t_list_one_int)
|
|
||||||
IO.inspect("first_subtype")
|
|
||||||
a = is_subtype(intersect4, t_list_one_int)
|
|
||||||
IO.inspect("second_subtype")
|
|
||||||
b = is_subtype(t_list_one_int, intersect4)
|
|
||||||
test_fn.("list(integer) & [5] == [5]", true, a == b)
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
test_all.()
|
|
||||||
# IntegerTests.run(test)
|
# IntegerTests.run(test)
|
||||||
# TupleTests.run(test)
|
# TupleTests.run(test)
|
||||||
# ListTests.run(test)
|
# ListTests.run(test)
|
||||||
|
|||||||
796
tests.exs
Normal file
796
tests.exs
Normal file
@ -0,0 +1,796 @@
|
|||||||
|
|
||||||
|
# --- Example Usage ---
|
||||||
|
Tdd.init_tdd_system()
|
||||||
|
|
||||||
|
# Basic Types
|
||||||
|
tdd_foo = Tdd.type_atom_literal(:foo)
|
||||||
|
tdd_bar = Tdd.type_atom_literal(:bar)
|
||||||
|
tdd_atom = Tdd.type_atom()
|
||||||
|
tdd_empty_tuple = Tdd.type_empty_tuple()
|
||||||
|
tdd_any = Tdd.type_any()
|
||||||
|
tdd_none = Tdd.type_none()
|
||||||
|
|
||||||
|
test = fn name, expected, result ->
|
||||||
|
current_failures = Process.get(:test_failures, [])
|
||||||
|
|
||||||
|
if expected != result do
|
||||||
|
Process.put(:test_failures, [name | current_failures])
|
||||||
|
end
|
||||||
|
|
||||||
|
status = if expected == result, do: "PASSED", else: "FAILED"
|
||||||
|
IO.puts("#{name} (Expected: #{expected}) -> Result: #{result} - #{status}")
|
||||||
|
end
|
||||||
|
|
||||||
|
# Basic Types
|
||||||
|
tdd_foo = Tdd.type_atom_literal(:foo)
|
||||||
|
tdd_bar = Tdd.type_atom_literal(:bar)
|
||||||
|
tdd_baz = Tdd.type_atom_literal(:baz)
|
||||||
|
tdd_atom = Tdd.type_atom()
|
||||||
|
tdd_empty_tuple = Tdd.type_empty_tuple()
|
||||||
|
tdd_tuple = Tdd.type_tuple()
|
||||||
|
# Tuple of size 2, e.g. {any, any}
|
||||||
|
tdd_tuple_s2 = Tdd.type_tuple_sized_any(2)
|
||||||
|
tdd_any = Tdd.type_any()
|
||||||
|
tdd_none = Tdd.type_none()
|
||||||
|
|
||||||
|
test_all = fn ->
|
||||||
|
IO.puts("\n--- TDD for :foo ---")
|
||||||
|
Tdd.print_tdd(tdd_foo)
|
||||||
|
|
||||||
|
IO.puts("\n--- TDD for not :foo ---")
|
||||||
|
Tdd.print_tdd(Tdd.negate(tdd_foo))
|
||||||
|
|
||||||
|
IO.puts("\n--- TDD for atom ---")
|
||||||
|
Tdd.print_tdd(tdd_atom)
|
||||||
|
|
||||||
|
IO.puts("\n--- TDD for not atom ---")
|
||||||
|
# Expected: make_node(@v_is_atom, @false_node_id, @true_node_id, @true_node_id)
|
||||||
|
# This represents "anything that is not an atom". The DC branch becomes true because if
|
||||||
|
# "is_atom" test is irrelevant for "not atom", it means it's part of "not atom".
|
||||||
|
Tdd.print_tdd(Tdd.negate(tdd_atom))
|
||||||
|
|
||||||
|
IO.puts("\n--- TDD for :foo and :bar (should be none) ---")
|
||||||
|
tdd_foo_and_bar = Tdd.intersect(tdd_foo, tdd_bar)
|
||||||
|
# Expected ID 0: :false_terminal
|
||||||
|
Tdd.print_tdd(tdd_foo_and_bar)
|
||||||
|
|
||||||
|
IO.puts("\n--- TDD for :foo and atom (should be :foo) ---")
|
||||||
|
tdd_foo_and_atom = Tdd.intersect(tdd_foo, tdd_atom)
|
||||||
|
# Expected to be structurally identical to tdd_foo
|
||||||
|
Tdd.print_tdd(tdd_foo_and_atom)
|
||||||
|
IO.puts("\n--- Basic Subtyping Tests ---")
|
||||||
|
test.(":foo <: atom", true, Tdd.is_subtype(tdd_foo, tdd_atom))
|
||||||
|
test.("atom <: :foo", false, Tdd.is_subtype(tdd_atom, tdd_foo))
|
||||||
|
test.(":foo <: :bar", false, Tdd.is_subtype(tdd_foo, tdd_bar))
|
||||||
|
test.(":foo <: :foo", true, Tdd.is_subtype(tdd_foo, tdd_foo))
|
||||||
|
test.("{} <: tuple", true, Tdd.is_subtype(tdd_empty_tuple, tdd_tuple))
|
||||||
|
test.("tuple <: {}", false, Tdd.is_subtype(tdd_tuple, tdd_empty_tuple))
|
||||||
|
test.(":foo <: {}", false, Tdd.is_subtype(tdd_foo, tdd_empty_tuple))
|
||||||
|
test.("tuple_size_2 <: tuple", true, Tdd.is_subtype(tdd_tuple_s2, tdd_tuple))
|
||||||
|
test.("tuple <: tuple_size_2", false, Tdd.is_subtype(tdd_tuple, tdd_tuple_s2))
|
||||||
|
test.("tuple_size_2 <: {}", false, Tdd.is_subtype(tdd_tuple_s2, tdd_empty_tuple))
|
||||||
|
|
||||||
|
IO.puts("\n--- Any/None Subtyping Tests ---")
|
||||||
|
test.("any <: :foo", false, Tdd.is_subtype(tdd_any, tdd_foo))
|
||||||
|
test.(":foo <: any", true, Tdd.is_subtype(tdd_foo, tdd_any))
|
||||||
|
test.("none <: :foo", true, Tdd.is_subtype(tdd_none, tdd_foo))
|
||||||
|
test.(":foo <: none", false, Tdd.is_subtype(tdd_foo, tdd_none))
|
||||||
|
test.("none <: any", true, Tdd.is_subtype(tdd_none, tdd_any))
|
||||||
|
test.("any <: none", false, Tdd.is_subtype(tdd_any, tdd_none))
|
||||||
|
test.("any <: any", true, Tdd.is_subtype(tdd_any, tdd_any))
|
||||||
|
test.("none <: none", true, Tdd.is_subtype(tdd_none, tdd_none))
|
||||||
|
|
||||||
|
IO.puts("\n--- Union related Subtyping ---")
|
||||||
|
tdd_foo_or_bar = Tdd.sum(tdd_foo, tdd_bar)
|
||||||
|
tdd_foo_or_bar_or_baz = Tdd.sum(tdd_foo_or_bar, tdd_baz)
|
||||||
|
|
||||||
|
test.(":foo <: (:foo | :bar)", true, Tdd.is_subtype(tdd_foo, tdd_foo_or_bar))
|
||||||
|
test.(":baz <: (:foo | :bar)", false, Tdd.is_subtype(tdd_baz, tdd_foo_or_bar))
|
||||||
|
test.("(:foo | :bar) <: atom", true, Tdd.is_subtype(tdd_foo_or_bar, tdd_atom))
|
||||||
|
test.("atom <: (:foo | :bar)", false, Tdd.is_subtype(tdd_atom, tdd_foo_or_bar))
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(:foo | :bar) <: (:foo | :bar | :baz)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_foo_or_bar, tdd_foo_or_bar_or_baz)
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(:foo | :bar | :baz) <: (:foo | :bar)",
|
||||||
|
false,
|
||||||
|
Tdd.is_subtype(tdd_foo_or_bar_or_baz, tdd_foo_or_bar)
|
||||||
|
)
|
||||||
|
|
||||||
|
# Test against a non-member of the union
|
||||||
|
test.("(:foo | :bar) <: :baz", false, Tdd.is_subtype(tdd_foo_or_bar, tdd_baz))
|
||||||
|
|
||||||
|
IO.puts("\n--- Intersection related Subtyping ---")
|
||||||
|
# Should be equivalent to tdd_foo
|
||||||
|
tdd_atom_and_foo = Tdd.intersect(tdd_atom, tdd_foo)
|
||||||
|
# Should be tdd_none
|
||||||
|
tdd_atom_and_tuple = Tdd.intersect(tdd_atom, tdd_tuple)
|
||||||
|
|
||||||
|
test.("(atom & :foo) <: :foo", true, Tdd.is_subtype(tdd_atom_and_foo, tdd_foo))
|
||||||
|
test.(":foo <: (atom & :foo)", true, Tdd.is_subtype(tdd_foo, tdd_atom_and_foo))
|
||||||
|
test.("(atom & tuple) <: none", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_none))
|
||||||
|
test.("none <: (atom & tuple)", true, Tdd.is_subtype(tdd_none, tdd_atom_and_tuple))
|
||||||
|
test.("(atom & :foo) <: :bar", false, Tdd.is_subtype(tdd_atom_and_foo, tdd_bar))
|
||||||
|
# An intersection is a subtype of its components
|
||||||
|
test.("(atom & :foo) <: atom", true, Tdd.is_subtype(tdd_atom_and_foo, tdd_atom))
|
||||||
|
# (none <: atom)
|
||||||
|
test.("(atom & tuple) <: atom", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_atom))
|
||||||
|
# (none <: tuple)
|
||||||
|
test.("(atom & tuple) <: tuple", true, Tdd.is_subtype(tdd_atom_and_tuple, tdd_tuple))
|
||||||
|
|
||||||
|
IO.puts("\n--- Negation related Subtyping (Contrapositives) ---")
|
||||||
|
# Reminder: ¬A <: ¬B is equivalent to B <: A (contrapositive)
|
||||||
|
|
||||||
|
# Test 1: ¬atom <: ¬:foo (Equivalent to :foo <: atom, which is true)
|
||||||
|
test.("¬atom <: ¬:foo", true, Tdd.is_subtype(Tdd.negate(tdd_atom), Tdd.negate(tdd_foo)))
|
||||||
|
|
||||||
|
# Test 2: ¬:foo <: ¬atom (Equivalent to atom <: :foo, which is false)
|
||||||
|
test.("¬:foo <: ¬atom", false, Tdd.is_subtype(Tdd.negate(tdd_foo), Tdd.negate(tdd_atom)))
|
||||||
|
|
||||||
|
# Double negation
|
||||||
|
test.("¬(¬:foo) <: :foo", true, Tdd.is_subtype(Tdd.negate(Tdd.negate(tdd_foo)), tdd_foo))
|
||||||
|
test.(":foo <: ¬(¬:foo)", true, Tdd.is_subtype(tdd_foo, Tdd.negate(Tdd.negate(tdd_foo))))
|
||||||
|
|
||||||
|
# Disjoint types
|
||||||
|
test.("atom <: ¬tuple", true, Tdd.is_subtype(tdd_atom, Tdd.negate(tdd_tuple)))
|
||||||
|
test.("tuple <: ¬atom", true, Tdd.is_subtype(tdd_tuple, Tdd.negate(tdd_atom)))
|
||||||
|
test.(":foo <: ¬{}", true, Tdd.is_subtype(tdd_foo, Tdd.negate(tdd_empty_tuple)))
|
||||||
|
|
||||||
|
IO.puts("\n--- Mixed Types & Complex Subtyping ---")
|
||||||
|
tdd_atom_or_tuple = Tdd.sum(tdd_atom, tdd_tuple)
|
||||||
|
tdd_foo_or_empty_tuple = Tdd.sum(tdd_foo, tdd_empty_tuple)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(:foo | {}) <: (atom | tuple)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_foo_or_empty_tuple, tdd_atom_or_tuple)
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(atom | tuple) <: (:foo | {})",
|
||||||
|
false,
|
||||||
|
Tdd.is_subtype(tdd_atom_or_tuple, tdd_foo_or_empty_tuple)
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(":foo <: (atom | tuple)", true, Tdd.is_subtype(tdd_foo, tdd_atom_or_tuple))
|
||||||
|
test.("{} <: (atom | tuple)", true, Tdd.is_subtype(tdd_empty_tuple, tdd_atom_or_tuple))
|
||||||
|
|
||||||
|
# De Morgan's Law illustration (A | B = ¬(¬A & ¬B))
|
||||||
|
# (:foo | :bar) <: ¬(¬:foo & ¬:bar)
|
||||||
|
tdd_not_foo_and_not_bar = Tdd.intersect(Tdd.negate(tdd_foo), Tdd.negate(tdd_bar))
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(:foo | :bar) <: ¬(¬:foo & ¬:bar)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_foo_or_bar, Tdd.negate(tdd_not_foo_and_not_bar))
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"¬(¬:foo & ¬:bar) <: (:foo | :bar)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(Tdd.negate(tdd_not_foo_and_not_bar), tdd_foo_or_bar)
|
||||||
|
)
|
||||||
|
|
||||||
|
# Type difference: atom - :foo (represented as atom & ¬:foo)
|
||||||
|
tdd_atom_minus_foo = Tdd.intersect(tdd_atom, Tdd.negate(tdd_foo))
|
||||||
|
test.("(atom - :foo) <: atom", true, Tdd.is_subtype(tdd_atom_minus_foo, tdd_atom))
|
||||||
|
test.("(atom - :foo) <: :foo", false, Tdd.is_subtype(tdd_atom_minus_foo, tdd_foo))
|
||||||
|
# True if :bar is in (atom - :foo)
|
||||||
|
test.("(atom - :foo) <: :bar", false, Tdd.is_subtype(tdd_atom_minus_foo, tdd_bar))
|
||||||
|
test.(":bar <: (atom - :foo)", true, Tdd.is_subtype(tdd_bar, tdd_atom_minus_foo))
|
||||||
|
|
||||||
|
# (atom - :foo) | :foo should be atom
|
||||||
|
tdd_recombined_atom = Tdd.sum(tdd_atom_minus_foo, tdd_foo)
|
||||||
|
test.("((atom - :foo) | :foo) <: atom", true, Tdd.is_subtype(tdd_recombined_atom, tdd_atom))
|
||||||
|
test.("atom <: ((atom - :foo) | :foo)", true, Tdd.is_subtype(tdd_atom, tdd_recombined_atom))
|
||||||
|
|
||||||
|
# (atom | {}) & (tuple | :foo) must be (:foo | {})
|
||||||
|
# Represents `atom() | {}`
|
||||||
|
tdd_atom_or_empty = Tdd.sum(tdd_atom, tdd_empty_tuple)
|
||||||
|
# Represents `tuple() | :foo`
|
||||||
|
tdd_tuple_or_foo = Tdd.sum(tdd_tuple, tdd_foo)
|
||||||
|
intersected_complex = Tdd.intersect(tdd_atom_or_empty, tdd_tuple_or_foo)
|
||||||
|
# Expected result for intersected_complex is tdd_foo_or_empty_tuple
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(atom | {}) & (tuple | :foo) <: (:foo | {})",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(intersected_complex, tdd_foo_or_empty_tuple)
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"(:foo | {}) <: (atom | {}) & (tuple | :foo)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_foo_or_empty_tuple, intersected_complex)
|
||||||
|
)
|
||||||
|
|
||||||
|
# {} | tuple_size_2 should be a subtype of tuple
|
||||||
|
tdd_empty_or_s2 = Tdd.sum(tdd_empty_tuple, tdd_tuple_s2)
|
||||||
|
test.("({} | tuple_size_2) <: tuple", true, Tdd.is_subtype(tdd_empty_or_s2, tdd_tuple))
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"({} | tuple_size_2) <: ({} | tuple_size_2)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_empty_or_s2, tdd_empty_or_s2)
|
||||||
|
)
|
||||||
|
|
||||||
|
test.(
|
||||||
|
"({} | tuple_size_2) <: tuple_size_2",
|
||||||
|
false,
|
||||||
|
Tdd.is_subtype(tdd_empty_or_s2, tdd_tuple_s2)
|
||||||
|
)
|
||||||
|
|
||||||
|
# IO.puts("\n--- TDD structure for (atom - :foo) ---")
|
||||||
|
# Tdd.print_tdd(tdd_atom_minus_foo)
|
||||||
|
# IO.puts("\n--- TDD structure for ((atom - :foo) | :foo) which should be 'atom' ---")
|
||||||
|
# Tdd.print_tdd(tdd_recombined_atom)
|
||||||
|
# IO.puts("\n--- TDD structure for 'atom' for comparison ---")
|
||||||
|
# Tdd.print_tdd(tdd_atom)
|
||||||
|
|
||||||
|
IO.inspect(Process.get(:test_failures, []))
|
||||||
|
end
|
||||||
|
defmodule IntegerTests do
|
||||||
|
def run(test_fn) do
|
||||||
|
Process.put(:test_failures, [])
|
||||||
|
# Reset for each test group if needed, or once globally
|
||||||
|
Tdd.init_tdd_system()
|
||||||
|
|
||||||
|
# Integer types
|
||||||
|
tdd_int = Tdd.type_integer()
|
||||||
|
tdd_int_5 = Tdd.type_int_eq(5)
|
||||||
|
tdd_int_7 = Tdd.type_int_eq(7)
|
||||||
|
# x < 10
|
||||||
|
tdd_int_lt_10 = Tdd.type_int_lt(10)
|
||||||
|
# x > 3
|
||||||
|
tdd_int_gt_3 = Tdd.type_int_gt(3)
|
||||||
|
# x < 3
|
||||||
|
tdd_int_lt_3 = Tdd.type_int_lt(3)
|
||||||
|
# x > 10
|
||||||
|
tdd_int_gt_10 = Tdd.type_int_gt(10)
|
||||||
|
tdd_atom_foo = Tdd.type_atom_literal(:foo)
|
||||||
|
#
|
||||||
|
# IO.puts("\n--- Integer Type Structures ---")
|
||||||
|
# IO.puts("Integer:")
|
||||||
|
# Tdd.print_tdd(tdd_int)
|
||||||
|
# IO.puts("Int == 5:")
|
||||||
|
# Tdd.print_tdd(tdd_int_5)
|
||||||
|
# IO.puts("Int < 10:")
|
||||||
|
# Tdd.print_tdd(tdd_int_lt_10)
|
||||||
|
|
||||||
|
IO.puts("\n--- Integer Subtyping Tests ---")
|
||||||
|
test_fn.("int_5 <: integer", true, Tdd.is_subtype(tdd_int_5, tdd_int))
|
||||||
|
test_fn.("integer <: int_5", false, Tdd.is_subtype(tdd_int, tdd_int_5))
|
||||||
|
test_fn.("int_5 <: int_7", false, Tdd.is_subtype(tdd_int_5, tdd_int_7))
|
||||||
|
test_fn.("int_5 <: int_5", true, Tdd.is_subtype(tdd_int_5, tdd_int_5))
|
||||||
|
test_fn.("int_5 <: atom_foo", false, Tdd.is_subtype(tdd_int_5, tdd_atom_foo))
|
||||||
|
|
||||||
|
test_fn.("int_lt_10 <: integer", true, Tdd.is_subtype(tdd_int_lt_10, tdd_int))
|
||||||
|
test_fn.("integer <: int_lt_10", false, Tdd.is_subtype(tdd_int, tdd_int_lt_10))
|
||||||
|
# 5 < 10
|
||||||
|
test_fn.("int_5 <: int_lt_10", true, Tdd.is_subtype(tdd_int_5, tdd_int_lt_10))
|
||||||
|
test_fn.("int_lt_10 <: int_5", false, Tdd.is_subtype(tdd_int_lt_10, tdd_int_5))
|
||||||
|
|
||||||
|
test_fn.("int_gt_3 <: integer", true, Tdd.is_subtype(tdd_int_gt_3, tdd_int))
|
||||||
|
# 5 > 3
|
||||||
|
test_fn.("int_5 <: int_gt_3", true, Tdd.is_subtype(tdd_int_5, tdd_int_gt_3))
|
||||||
|
test_fn.("int_gt_3 <: int_5", false, Tdd.is_subtype(tdd_int_gt_3, tdd_int_5))
|
||||||
|
|
||||||
|
# x < 3 implies x < 10
|
||||||
|
test_fn.("int_lt_3 <: int_lt_10", true, Tdd.is_subtype(tdd_int_lt_3, tdd_int_lt_10))
|
||||||
|
# x > 10 implies x > 3
|
||||||
|
test_fn.("int_gt_10 <: int_gt_3", true, Tdd.is_subtype(tdd_int_gt_10, tdd_int_gt_3))
|
||||||
|
test_fn.("int_lt_10 <: int_lt_3", false, Tdd.is_subtype(tdd_int_lt_10, tdd_int_lt_3))
|
||||||
|
test_fn.("int_gt_3 <: int_gt_10", false, Tdd.is_subtype(tdd_int_gt_3, tdd_int_gt_10))
|
||||||
|
|
||||||
|
IO.puts("\n--- Integer Intersection Tests (should resolve to none for contradictions) ---")
|
||||||
|
intersect_5_7 = Tdd.intersect(tdd_int_5, tdd_int_7)
|
||||||
|
test_fn.("int_5 & int_7 == none", true, intersect_5_7 == Tdd.type_none())
|
||||||
|
# IO.puts("Structure of int_5 & int_7 (should be ID 0):")
|
||||||
|
# Tdd.print_tdd(intersect_5_7)
|
||||||
|
|
||||||
|
# x < 3 AND x > 10
|
||||||
|
intersect_lt3_gt10 = Tdd.intersect(tdd_int_lt_3, tdd_int_gt_10)
|
||||||
|
test_fn.("int_lt_3 & int_gt_10 == none", true, intersect_lt3_gt10 == Tdd.type_none())
|
||||||
|
# IO.puts("Structure of int_lt_3 & int_gt_10 (should be ID 0):")
|
||||||
|
# Tdd.print_tdd(intersect_lt3_gt10)
|
||||||
|
|
||||||
|
# x < 10 AND x > 3 (e.g. 4,5..9)
|
||||||
|
intersect_lt10_gt3 = Tdd.intersect(tdd_int_lt_10, tdd_int_gt_3)
|
||||||
|
test_fn.("int_lt_10 & int_gt_3 != none", true, intersect_lt10_gt3 != Tdd.type_none())
|
||||||
|
# IO.puts("Structure of int_lt_10 & int_gt_3 (should be non-empty):")
|
||||||
|
# Tdd.print_tdd(intersect_lt10_gt3)
|
||||||
|
# Test a value within this intersection
|
||||||
|
test_fn.(
|
||||||
|
"int_5 <: (int_lt_10 & int_gt_3)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(tdd_int_5, intersect_lt10_gt3)
|
||||||
|
)
|
||||||
|
|
||||||
|
# x == 5 AND x < 3
|
||||||
|
intersect_5_lt3 = Tdd.intersect(tdd_int_5, tdd_int_lt_3)
|
||||||
|
test_fn.("int_5 & int_lt_3 == none", true, intersect_5_lt3 == Tdd.type_none())
|
||||||
|
|
||||||
|
IO.puts("\n--- Integer Union Tests ---")
|
||||||
|
union_5_7 = Tdd.sum(tdd_int_5, tdd_int_7)
|
||||||
|
test_fn.("int_5 <: (int_5 | int_7)", true, Tdd.is_subtype(tdd_int_5, union_5_7))
|
||||||
|
test_fn.("int_7 <: (int_5 | int_7)", true, Tdd.is_subtype(tdd_int_7, union_5_7))
|
||||||
|
test_fn.("int_lt_3 <: (int_5 | int_7)", false, Tdd.is_subtype(tdd_int_lt_3, union_5_7))
|
||||||
|
# IO.puts("Structure of int_5 | int_7:")
|
||||||
|
# Tdd.print_tdd(union_5_7)
|
||||||
|
|
||||||
|
# (int < 3) | (int > 10)
|
||||||
|
union_disjoint_ranges = Tdd.sum(tdd_int_lt_3, tdd_int_gt_10)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"int_eq(0) <: (int < 3 | int > 10)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(Tdd.type_int_eq(0), union_disjoint_ranges)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"int_eq(5) <: (int < 3 | int > 10)",
|
||||||
|
false,
|
||||||
|
Tdd.is_subtype(Tdd.type_int_eq(5), union_disjoint_ranges)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"int_eq(12) <: (int < 3 | int > 10)",
|
||||||
|
true,
|
||||||
|
Tdd.is_subtype(Tdd.type_int_eq(12), union_disjoint_ranges)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.inspect(Process.get(:test_failures, []))
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
defmodule TupleTests do
|
||||||
|
import Tdd
|
||||||
|
|
||||||
|
def run(test_fn) do
|
||||||
|
Process.put(:test_failures, [])
|
||||||
|
# Re-init the system for a clean slate for these tests
|
||||||
|
Tdd.init_tdd_system()
|
||||||
|
IO.puts("\n--- Running TupleTests ---")
|
||||||
|
|
||||||
|
# --- Basic Types for convenience ---
|
||||||
|
t_atom = type_atom()
|
||||||
|
t_int = type_integer()
|
||||||
|
t_foo = type_atom_literal(:foo)
|
||||||
|
t_bar = type_atom_literal(:bar)
|
||||||
|
t_int_5 = type_int_eq(5)
|
||||||
|
t_int_6 = type_int_eq(6)
|
||||||
|
t_int_pos = type_int_gt(0)
|
||||||
|
t_any = type_any()
|
||||||
|
t_none = type_none()
|
||||||
|
# any tuple
|
||||||
|
t_tuple = type_tuple()
|
||||||
|
t_empty_tuple = type_empty_tuple()
|
||||||
|
|
||||||
|
# --- Specific Tuple Types ---
|
||||||
|
# {atom(), integer()}
|
||||||
|
tup_atom_int = type_tuple([t_atom, t_int])
|
||||||
|
# {:foo, 5}
|
||||||
|
tup_foo_5 = type_tuple([t_foo, t_int_5])
|
||||||
|
# {pos_integer(), atom()}
|
||||||
|
tup_pos_atom = type_tuple([t_int_pos, t_atom])
|
||||||
|
# {atom(), any}
|
||||||
|
tup_atom_any = type_tuple([t_atom, t_any])
|
||||||
|
# {any, integer()}
|
||||||
|
tup_any_int = type_tuple([t_any, t_int])
|
||||||
|
# a tuple of size 2, {any, any}
|
||||||
|
tup_s2_any = type_tuple_sized_any(2)
|
||||||
|
# a tuple of size 3, {any, any, any}
|
||||||
|
tup_s3_any = type_tuple_sized_any(3)
|
||||||
|
# {integer(), atom()}
|
||||||
|
tup_int_atom = type_tuple([t_int, t_atom])
|
||||||
|
# {{:foo}}
|
||||||
|
tup_nested_foo = type_tuple([type_tuple([t_foo])])
|
||||||
|
# {{atom()}}
|
||||||
|
tup_nested_atom = type_tuple([type_tuple([t_atom])])
|
||||||
|
# {any, none} -> this should resolve to none
|
||||||
|
tup_with_none = type_tuple([t_any, t_none])
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Basic Subtyping ---")
|
||||||
|
test_fn.("{:foo, 5} <: {atom, int}", true, is_subtype(tup_foo_5, tup_atom_int))
|
||||||
|
test_fn.("{atom, int} <: {:foo, 5}", false, is_subtype(tup_atom_int, tup_foo_5))
|
||||||
|
test_fn.("{:foo, 5} <: {pos_int, atom}", false, is_subtype(tup_foo_5, tup_pos_atom))
|
||||||
|
test_fn.("{pos_int, atom} <: {atom, int}", false, is_subtype(tup_pos_atom, tup_atom_int))
|
||||||
|
test_fn.("{atom, int} <: tuple()", true, is_subtype(tup_atom_int, t_tuple))
|
||||||
|
test_fn.("tuple() <: {atom, int}", false, is_subtype(t_tuple, tup_atom_int))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Size-related Subtyping ---")
|
||||||
|
test_fn.("{atom, int} <: tuple_size_2_any", true, is_subtype(tup_atom_int, tup_s2_any))
|
||||||
|
test_fn.("tuple_size_2_any <: {atom, int}", false, is_subtype(tup_s2_any, tup_atom_int))
|
||||||
|
test_fn.("{atom, int} <: tuple_size_3_any", false, is_subtype(tup_atom_int, tup_s3_any))
|
||||||
|
test_fn.("tuple_size_2_any <: tuple_size_3_any", false, is_subtype(tup_s2_any, tup_s3_any))
|
||||||
|
test_fn.("{} <: tuple()", true, is_subtype(t_empty_tuple, t_tuple))
|
||||||
|
test_fn.("{} <: tuple_size_2_any", false, is_subtype(t_empty_tuple, tup_s2_any))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Intersection ---")
|
||||||
|
# {atom, any} & {any, int} -> {atom, int}
|
||||||
|
intersect1 = intersect(tup_atom_any, tup_any_int)
|
||||||
|
test_fn.("({atom,any} & {any,int}) == {atom,int}", true, intersect1 == tup_atom_int)
|
||||||
|
|
||||||
|
# {atom, int} & {int, atom} -> none
|
||||||
|
intersect2 = intersect(tup_atom_int, tup_int_atom)
|
||||||
|
test_fn.("({atom,int} & {int,atom}) == none", true, intersect2 == t_none)
|
||||||
|
|
||||||
|
# tuple_size_2 & tuple_size_3 -> none
|
||||||
|
intersect3 = intersect(tup_s2_any, tup_s3_any)
|
||||||
|
test_fn.("(tuple_size_2 & tuple_size_3) == none", true, intersect3 == t_none)
|
||||||
|
|
||||||
|
# tuple() & {atom, int} -> {atom, int}
|
||||||
|
intersect4 = intersect(t_tuple, tup_atom_int)
|
||||||
|
test_fn.("(tuple() & {atom,int}) == {atom,int}", true, intersect4 == tup_atom_int)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Union ---")
|
||||||
|
# {:foo, 5} | {pos_int, atom}
|
||||||
|
union1 = sum(tup_foo_5, tup_pos_atom)
|
||||||
|
test_fn.("{:foo, 5} <: ({:foo, 5} | {pos_int, atom})", true, is_subtype(tup_foo_5, union1))
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{pos_int, atom} <: ({:foo, 5} | {pos_int, atom})",
|
||||||
|
true,
|
||||||
|
is_subtype(tup_pos_atom, union1)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{atom, int} <: ({:foo, 5} | {pos_int, atom})",
|
||||||
|
false,
|
||||||
|
is_subtype(tup_atom_int, union1)
|
||||||
|
)
|
||||||
|
|
||||||
|
# {atom, any} | {any, int} -> a complex type, let's check subtyping against it
|
||||||
|
union2 = sum(tup_atom_any, tup_any_int)
|
||||||
|
# {atom, int} is in both parts of the union.
|
||||||
|
test_fn.("{atom, int} <: ({atom,any} | {any,int})", true, is_subtype(tup_atom_int, union2))
|
||||||
|
# {:foo, :bar} is only in {atom, any}.
|
||||||
|
test_fn.(
|
||||||
|
"{:foo, :bar} <: ({atom,any} | {any,int})",
|
||||||
|
true,
|
||||||
|
is_subtype(type_tuple([t_foo, t_bar]), union2)
|
||||||
|
)
|
||||||
|
|
||||||
|
# {5, 6} is only in {any, int}.
|
||||||
|
test_fn.(
|
||||||
|
"{5, 6} <: ({atom,any} | {any,int})",
|
||||||
|
true,
|
||||||
|
is_subtype(type_tuple([t_int_5, t_int_6]), union2)
|
||||||
|
)
|
||||||
|
|
||||||
|
# {5, :foo} is in neither part of the union.
|
||||||
|
test_fn.(
|
||||||
|
"{5, :foo} <: ({atom,any} | {any,int})",
|
||||||
|
false,
|
||||||
|
is_subtype(type_tuple([t_int_5, t_foo]), union2)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Negation and Type Difference ---")
|
||||||
|
# atom is disjoint from tuple, so atom <: ¬tuple
|
||||||
|
test_fn.("atom <: ¬tuple", true, is_subtype(t_atom, negate(t_tuple)))
|
||||||
|
|
||||||
|
# A specific tuple should not be a subtype of the negation of a more general tuple type it belongs to
|
||||||
|
test_fn.("{atom, int} <: ¬tuple()", false, is_subtype(tup_atom_int, negate(t_tuple)))
|
||||||
|
# {int, atom} is a subtype of ¬{atom, int} because their elements differ
|
||||||
|
test_fn.("{int, atom} <: ¬{atom, int}", true, is_subtype(tup_int_atom, negate(tup_atom_int)))
|
||||||
|
# tuple_size_3 is a subtype of ¬tuple_size_2 because their sizes differ
|
||||||
|
test_fn.("tuple_size_3 <: ¬tuple_size_2", true, is_subtype(tup_s3_any, negate(tup_s2_any)))
|
||||||
|
|
||||||
|
# Type difference: tuple_size_2 - {atom, any} -> should be {¬atom, any} for size 2 tuples.
|
||||||
|
diff1 = intersect(tup_s2_any, negate(tup_atom_any))
|
||||||
|
|
||||||
|
# {integer, integer} has a first element that is not an atom, so it should be in the difference.
|
||||||
|
tup_int_int = type_tuple([t_int, t_int])
|
||||||
|
test_fn.("{int, int} <: (tuple_size_2 - {atom, any})", true, is_subtype(tup_int_int, diff1))
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{atom, int} <: (tuple_size_2 - {atom, any})",
|
||||||
|
false,
|
||||||
|
is_subtype(tup_atom_int, diff1)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Nested Tuples ---")
|
||||||
|
test_fn.("{{:foo}} <: {{atom}}", true, is_subtype(tup_nested_foo, tup_nested_atom))
|
||||||
|
test_fn.("{{atom}} <: {{:foo}}", false, is_subtype(tup_nested_atom, tup_nested_foo))
|
||||||
|
# Intersection of disjoint nested types: {{:foo}} & {{:bar}}
|
||||||
|
intersect_nested = intersect(tup_nested_foo, type_tuple([type_tuple([t_bar])]))
|
||||||
|
test_fn.("{{:foo}} & {{:bar}} == none", true, intersect_nested == t_none)
|
||||||
|
# Union of nested types
|
||||||
|
union_nested = sum(tup_nested_foo, type_tuple([type_tuple([t_bar])]))
|
||||||
|
test_fn.("{{:foo}} <: ({{:foo}} | {{:bar}})", true, is_subtype(tup_nested_foo, union_nested))
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{{:bar}} <: ({{:foo}} | {{:bar}})",
|
||||||
|
true,
|
||||||
|
is_subtype(type_tuple([type_tuple([t_bar])]), union_nested)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{{atom}} <: ({{:foo}} | {{:bar}})",
|
||||||
|
false,
|
||||||
|
is_subtype(tup_nested_atom, union_nested)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Edge Cases (any, none) ---")
|
||||||
|
# A type `{any, none}` should not be possible. The value `none` cannot exist.
|
||||||
|
# The simplification logic should reduce this to `type_none`.
|
||||||
|
test_fn.("{any, none} == none", true, tup_with_none == t_none)
|
||||||
|
|
||||||
|
# Intersection with a tuple containing none should result in none
|
||||||
|
intersect_with_none_tuple = intersect(tup_atom_int, tup_with_none)
|
||||||
|
test_fn.("{atom,int} & {any,none} == none", true, intersect_with_none_tuple == t_none)
|
||||||
|
|
||||||
|
# Union with a tuple containing none should be a no-op
|
||||||
|
union_with_none_tuple = sum(tup_atom_int, tup_with_none)
|
||||||
|
test_fn.("{atom,int} | {any,none} == {atom,int}", true, union_with_none_tuple == tup_atom_int)
|
||||||
|
|
||||||
|
# --- Original tests from problem description for regression ---
|
||||||
|
IO.puts("\n--- Specific Tuple Subtyping Test (Original) ---")
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{1, :foo} <: {int_gt_0, :foo | :bar}",
|
||||||
|
true,
|
||||||
|
is_subtype(
|
||||||
|
type_tuple([type_int_eq(1), type_atom_literal(:foo)]),
|
||||||
|
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
||||||
|
)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{0, :foo} <: {int_gt_0, :foo | :bar}",
|
||||||
|
false,
|
||||||
|
is_subtype(
|
||||||
|
type_tuple([type_int_eq(0), type_atom_literal(:foo)]),
|
||||||
|
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
||||||
|
)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"{1, :kek} <: {int_gt_0, :foo | :bar}",
|
||||||
|
false,
|
||||||
|
is_subtype(
|
||||||
|
type_tuple([
|
||||||
|
type_int_eq(1),
|
||||||
|
type_atom_literal(:kek)
|
||||||
|
]),
|
||||||
|
type_tuple([type_int_gt(0), sum(type_atom_literal(:foo), type_atom_literal(:bar))])
|
||||||
|
)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.inspect(Process.get(:test_failures, []), label: "TupleTests failures")
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
defmodule ListTests do
|
||||||
|
import Tdd
|
||||||
|
|
||||||
|
def run(test_fn) do
|
||||||
|
Process.put(:test_failures, [])
|
||||||
|
Tdd.init_tdd_system()
|
||||||
|
IO.puts("\n--- Running ListTests ---")
|
||||||
|
|
||||||
|
# --- Basic Types ---
|
||||||
|
t_atom = type_atom()
|
||||||
|
t_int = type_integer()
|
||||||
|
t_foo = type_atom_literal(:foo)
|
||||||
|
t_bar = type_atom_literal(:bar)
|
||||||
|
t_any = type_any()
|
||||||
|
t_none = type_none()
|
||||||
|
|
||||||
|
# --- List Types ---
|
||||||
|
t_list = type_list()
|
||||||
|
t_empty_list = type_empty_list()
|
||||||
|
# [atom | list]
|
||||||
|
t_cons_atom_list = type_cons(t_atom, t_list)
|
||||||
|
# [:foo | []]
|
||||||
|
t_cons_foo_empty = type_cons(t_foo, t_empty_list)
|
||||||
|
# [atom | []]
|
||||||
|
t_cons_atom_empty = type_cons(t_atom, t_empty_list)
|
||||||
|
# [any | []]
|
||||||
|
t_cons_any_empty = type_cons(t_any, t_empty_list)
|
||||||
|
# [integer | list]
|
||||||
|
t_cons_int_list = type_cons(t_int, t_list)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Basic List Subtyping ---")
|
||||||
|
test_fn.("[] <: list", true, is_subtype(t_empty_list, t_list))
|
||||||
|
test_fn.("list <: []", false, is_subtype(t_list, t_empty_list))
|
||||||
|
test_fn.("[atom|list] <: list", true, is_subtype(t_cons_atom_list, t_list))
|
||||||
|
test_fn.("list <: [atom|list]", false, is_subtype(t_list, t_cons_atom_list))
|
||||||
|
test_fn.("[] <: [atom|list]", false, is_subtype(t_empty_list, t_cons_atom_list))
|
||||||
|
test_fn.("[atom|list] <: []", false, is_subtype(t_cons_atom_list, t_empty_list))
|
||||||
|
test_fn.("list <: atom", false, is_subtype(t_list, t_atom))
|
||||||
|
test_fn.("atom <: list", false, is_subtype(t_atom, t_list))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Cons Subtyping (Covariance) ---")
|
||||||
|
# Head is a subtype
|
||||||
|
test_fn.("[:foo|[]] <: [atom|[]]", true, is_subtype(t_cons_foo_empty, t_cons_atom_empty))
|
||||||
|
test_fn.("[atom|[]] <: [:foo|[]]", false, is_subtype(t_cons_atom_empty, t_cons_foo_empty))
|
||||||
|
# Tail is a subtype
|
||||||
|
test_fn.("[atom|[]] <: [atom|list]", true, is_subtype(t_cons_atom_empty, t_cons_atom_list))
|
||||||
|
test_fn.("[atom|list] <: [atom|[]]", false, is_subtype(t_cons_atom_list, t_cons_atom_empty))
|
||||||
|
# Both are subtypes
|
||||||
|
test_fn.("[:foo|[]] <: [atom|list]", true, is_subtype(t_cons_foo_empty, t_cons_atom_list))
|
||||||
|
# Neither is a subtype
|
||||||
|
test_fn.("[atom|list] <: [:foo|[]]", false, is_subtype(t_cons_atom_list, t_cons_foo_empty))
|
||||||
|
# A list of length 1 is a subtype of a list of any element of length 1
|
||||||
|
test_fn.("[atom|[]] <: [any|[]]", true, is_subtype(t_cons_atom_empty, t_cons_any_empty))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: List Intersection ---")
|
||||||
|
# [atom|list] & [integer|list] -> should be none due to head conflict
|
||||||
|
intersect1 = intersect(t_cons_atom_list, t_cons_int_list)
|
||||||
|
test_fn.("[atom|list] & [integer|list] == none", true, intersect1 == t_none)
|
||||||
|
|
||||||
|
# [any|[]] & [atom|list] -> should be [atom|[]]
|
||||||
|
intersect2 = intersect(t_cons_any_empty, t_cons_atom_list)
|
||||||
|
test_fn.("([any|[]] & [atom|list]) == [atom|[]]", true, intersect2 == t_cons_atom_empty)
|
||||||
|
|
||||||
|
# [] & [atom|list] -> should be none because one is empty and one is not
|
||||||
|
intersect3 = intersect(t_empty_list, t_cons_atom_list)
|
||||||
|
test_fn.("[] & [atom|list] == none", true, intersect3 == t_none)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: List Union ---")
|
||||||
|
# [] | [atom|[]]
|
||||||
|
union1 = sum(t_empty_list, t_cons_atom_empty)
|
||||||
|
test_fn.("[] <: ([] | [atom|[]])", true, is_subtype(t_empty_list, union1))
|
||||||
|
test_fn.("[atom|[]] <: ([] | [atom|[]])", true, is_subtype(t_cons_atom_empty, union1))
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"[integer|[]] <: ([] | [atom|[]])",
|
||||||
|
false,
|
||||||
|
is_subtype(type_cons(t_int, t_empty_list), union1)
|
||||||
|
)
|
||||||
|
|
||||||
|
# [:foo|[]] | [:bar|[]]
|
||||||
|
union2 = sum(t_cons_foo_empty, type_cons(t_bar, t_empty_list))
|
||||||
|
# This union is a subtype of [atom|[]]
|
||||||
|
test_fn.("([:foo|[]] | [:bar|[]]) <: [atom|[]]", true, is_subtype(union2, t_cons_atom_empty))
|
||||||
|
test_fn.("[atom|[]] <: ([:foo|[]] | [:bar|[]])", false, is_subtype(t_cons_atom_empty, union2))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: List Negation ---")
|
||||||
|
# list is a subtype of not(atom)
|
||||||
|
test_fn.("list <: ¬atom", true, is_subtype(t_list, negate(t_atom)))
|
||||||
|
# A non-empty list is a subtype of not an empty list
|
||||||
|
test_fn.("[atom|list] <: ¬[]", true, is_subtype(t_cons_atom_list, negate(t_empty_list)))
|
||||||
|
# [integer|list] is a subtype of not [atom|list]
|
||||||
|
test_fn.(
|
||||||
|
"[integer|list] <: ¬[atom|list]",
|
||||||
|
true,
|
||||||
|
is_subtype(t_cons_int_list, negate(t_cons_atom_list))
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.inspect(Process.get(:test_failures, []), label: "ListTests failures")
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
defmodule ListOfTests do
|
||||||
|
import Tdd
|
||||||
|
|
||||||
|
def run(test_fn) do
|
||||||
|
Process.put(:test_failures, [])
|
||||||
|
Tdd.init_tdd_system()
|
||||||
|
IO.puts("\n--- Running ListOfTests ---")
|
||||||
|
|
||||||
|
# --- Basic Types ---
|
||||||
|
t_atom = type_atom()
|
||||||
|
t_int = type_integer()
|
||||||
|
t_pos_int = type_int_gt(0)
|
||||||
|
t_int_5 = type_int_eq(5)
|
||||||
|
|
||||||
|
# --- list(X) Types ---
|
||||||
|
t_list_of_int = type_list_of(t_int)
|
||||||
|
t_list_of_pos_int = type_list_of(t_pos_int)
|
||||||
|
t_list_of_atom = type_list_of(t_atom)
|
||||||
|
|
||||||
|
# --- Specific List Types ---
|
||||||
|
t_list = type_list()
|
||||||
|
t_empty_list = type_empty_list()
|
||||||
|
# [5]
|
||||||
|
t_list_one_int = type_cons(t_int_5, t_empty_list)
|
||||||
|
# [:foo]
|
||||||
|
t_list_one_atom = type_cons(type_atom_literal(:foo), t_empty_list)
|
||||||
|
# [5, :foo]
|
||||||
|
t_list_int_and_atom = type_cons(t_int_5, type_cons(type_atom_literal(:foo), t_empty_list))
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Basic list(X) Subtyping ---")
|
||||||
|
test_fn.("list(integer) <: list()", true, is_subtype(t_list_of_int, t_list))
|
||||||
|
test_fn.("list() <: list(integer)", false, is_subtype(t_list, t_list_of_int))
|
||||||
|
test_fn.("[] <: list(integer)", true, is_subtype(t_empty_list, t_list_of_int))
|
||||||
|
test_fn.("[5] <: list(integer)", true, is_subtype(t_list_one_int, t_list_of_int))
|
||||||
|
test_fn.("[:foo] <: list(integer)", false, is_subtype(t_list_one_atom, t_list_of_int))
|
||||||
|
test_fn.("[5, :foo] <: list(integer)", false, is_subtype(t_list_int_and_atom, t_list_of_int))
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"[5, :foo] <: list(any)",
|
||||||
|
true,
|
||||||
|
is_subtype(t_list_int_and_atom, type_list_of(type_any()))
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Covariance of list(X) ---")
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"list(pos_integer) <: list(integer)",
|
||||||
|
true,
|
||||||
|
is_subtype(t_list_of_pos_int, t_list_of_int)
|
||||||
|
)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"list(integer) <: list(pos_integer)",
|
||||||
|
false,
|
||||||
|
is_subtype(t_list_of_int, t_list_of_pos_int)
|
||||||
|
)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Intersection of list(X) ---")
|
||||||
|
# list(integer) & list(pos_integer) should be list(pos_integer)
|
||||||
|
intersect1 = intersect(t_list_of_int, t_list_of_pos_int)
|
||||||
|
|
||||||
|
test_fn.(
|
||||||
|
"(list(int) & list(pos_int)) == list(pos_int)",
|
||||||
|
true,
|
||||||
|
intersect1 == t_list_of_pos_int
|
||||||
|
)
|
||||||
|
|
||||||
|
# list(integer) & list(atom) should be just [] (empty list is the only common member)
|
||||||
|
# The system simplifies this intersection to a type that only accepts the empty list.
|
||||||
|
intersect2 = intersect(t_list_of_int, t_list_of_atom)
|
||||||
|
test_fn.("[] <: (list(int) & list(atom))", true, is_subtype(t_empty_list, intersect2))
|
||||||
|
test_fn.("[5] <: (list(int) & list(atom))", false, is_subtype(t_list_one_int, intersect2))
|
||||||
|
test_fn.("[:foo] <: (list(int) & list(atom))", false, is_subtype(t_list_one_atom, intersect2))
|
||||||
|
# It should be equivalent to `type_empty_list`
|
||||||
|
test_fn.("(list(int) & list(atom)) == []", true, intersect2 == t_empty_list)
|
||||||
|
|
||||||
|
IO.puts("\n--- Section: Intersection of list(X) with cons ---")
|
||||||
|
# list(integer) & [:foo | []] -> should be none
|
||||||
|
intersect3 = intersect(t_list_of_int, t_list_one_atom)
|
||||||
|
test_fn.("list(integer) & [:foo] == none", true, intersect3 == type_none())
|
||||||
|
|
||||||
|
# list(integer) & [5 | []] -> should be [5 | []]
|
||||||
|
intersect4 = intersect(t_list_of_int, t_list_one_int)
|
||||||
|
test_fn.("list(integer) & [5] == [5]", true, intersect4 == t_list_one_int)
|
||||||
|
|
||||||
|
# list(integer) & [5, :foo] -> should be none
|
||||||
|
intersect5 = intersect(t_list_of_int, t_list_int_and_atom)
|
||||||
|
test_fn.("list(integer) & [5, :foo] == none", true, intersect5 == type_none())
|
||||||
|
|
||||||
|
IO.inspect(Process.get(:test_failures, []), label: "ListOfTests failures")
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
defmodule AdhocTest do
|
||||||
|
import Tdd
|
||||||
|
|
||||||
|
def run(test_fn) do
|
||||||
|
# --- Basic Types ---
|
||||||
|
t_atom = type_atom()
|
||||||
|
t_int = type_integer()
|
||||||
|
t_pos_int = type_int_gt(0)
|
||||||
|
t_int_5 = type_int_eq(5)
|
||||||
|
|
||||||
|
# --- list(X) Types ---
|
||||||
|
t_list_of_int = type_list_of(t_int)
|
||||||
|
t_list_of_pos_int = type_list_of(t_pos_int)
|
||||||
|
t_list_of_atom = type_list_of(t_atom)
|
||||||
|
|
||||||
|
# --- Specific List Types ---
|
||||||
|
t_list = type_list()
|
||||||
|
t_empty_list = type_empty_list()
|
||||||
|
# [5]
|
||||||
|
t_list_one_int = type_cons(t_int_5, t_empty_list)
|
||||||
|
# [:foo]
|
||||||
|
t_list_one_atom = type_cons(type_atom_literal(:foo), t_empty_list)
|
||||||
|
# [5, :foo]
|
||||||
|
t_list_int_and_atom = type_cons(t_int_5, type_cons(type_atom_literal(:foo), t_empty_list))
|
||||||
|
intersect4 = intersect(t_list_of_int, t_list_one_int)
|
||||||
|
IO.inspect("first_subtype")
|
||||||
|
a = is_subtype(intersect4, t_list_one_int)
|
||||||
|
IO.inspect("second_subtype")
|
||||||
|
b = is_subtype(t_list_one_int, intersect4)
|
||||||
|
test_fn.("list(integer) & [5] == [5]", true, a == b)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
|
||||||
|
test_all.()
|
||||||
Loading…
x
Reference in New Issue
Block a user