147 lines
5.7 KiB
Python
147 lines
5.7 KiB
Python
import ast
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import pytest
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import core.builtin_helpers
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from core.builtin_concepts import ReturnValueConcept, BuiltinConcepts
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from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
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class TestBuiltinHelpers(TestUsingMemoryBasedSheerka):
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def test_i_can_use_expect_one_when_empty(self):
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sheerka = self.get_sheerka()
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), [])
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assert not res.status
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assert sheerka.isinstance(res.value, BuiltinConcepts.IS_EMPTY)
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def test_i_can_use_expect_one_when_too_many_success(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", True, "value1"),
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ReturnValueConcept("who", True, "value2"),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert not res.status
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assert sheerka.isinstance(res.value, BuiltinConcepts.TOO_MANY_SUCCESS)
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assert res.value.body == items
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assert res.parents == items
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def test_i_can_use_expect_one_when_same_success(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", True, "value"),
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ReturnValueConcept("who", True, "value"),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert res.status
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assert res.value == items[0].value
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assert res.parents == items
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def test_i_can_use_expect_when_only_errors_1(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", False, sheerka.new(BuiltinConcepts.ERROR)),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert not res.status
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assert res.value, items[0]
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assert res.parents == items
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def test_i_can_use_expect_when_only_errors_2(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", False, None),
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ReturnValueConcept("who", False, None),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert not res.status
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assert sheerka.isinstance(res.value, BuiltinConcepts.TOO_MANY_ERRORS)
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assert res.value.body == items
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assert res.parents == items
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def test_i_can_use_expect_one_when_one_success_1(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", True, None),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert res.status
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assert res.body == items[0].body
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assert res.parents == items
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def test_i_can_use_expect_one_when_one_success_2(self):
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sheerka = self.get_sheerka()
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items = [
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ReturnValueConcept("who", False, None),
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ReturnValueConcept("who", True, None),
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ReturnValueConcept("who", False, None),
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]
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), items)
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assert res.status
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assert res.body == items[1].body
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assert res.parents == items
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def test_i_can_use_expect_one_when_not_a_list_true(self):
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sheerka = self.get_sheerka()
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item = ReturnValueConcept("who", True, None)
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), item)
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assert res.status
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assert res == item
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def test_i_can_use_expect_one_when_not_a_list_false(self):
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sheerka = self.get_sheerka()
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item = ReturnValueConcept("who", False, None)
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res = core.builtin_helpers.expect_one(self.get_context(sheerka), item)
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assert not res.status
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assert res == item
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@pytest.mark.parametrize("expression, vars_to_include, vars_to_exclude, expected_expr", [
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("a == 1", [], [], []),
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("a == 1", ["a"], [], ["a == 1"]),
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("a == 1", [], ["a"], []),
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("predicate(a)", [], [], []),
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("predicate(a)", ["a"], [], ["predicate(a)"]),
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("predicate(a, b)", ["a"], [], ["predicate(a, b)"]),
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("predicate(a, b)", ["b"], [], ["predicate(a, b)"]),
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("predicate(a, b)", ["a", "b"], [], ["predicate(a, b)"]),
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("predicate(a, b)", ["a"], ["b"], []),
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("a + b == 1", [], [], []),
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("a + b == 1", ["a"], [], ["a + b == 1"]),
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("a + b == 1", ["a"], ["b"], []),
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("a + b == 1", ["b"], [], ["a + b == 1"]),
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("a + b == 1", ["a", "b"], [], ["a + b == 1"]),
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("a == 1 and b == 2", [], [], []),
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("a == 1 and b == 2", ["a"], [], ["a == 1"]),
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("a == 1 and b == 2", ["b"], [], ["b == 2"]),
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("a == 1 and b == 2", ["a"], ["b"], ["a == 1"]),
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("a == 1 and b == 2", ["a", "b"], [], ["a == 1 and b == 2"]),
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("predicate(a,c) and predicate(b,c)", ["a", "b"], [], ["predicate(a,c) and predicate(b,c)"]),
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("not(a == 1)", [], [], []),
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("not(a == 1)", ["a"], [], ["not(a==1)"]),
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("a == 1 or b == 2", [], [], []),
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("a == 1 or b == 2", ["a"], [], ["a == 1"]),
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("a == 1 or b == 2", ["b"], [], ["b == 2"]),
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("a == 1 or b == 2", ["a", "b"], [], ["a == 1 or b == 2"]),
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("predicate(a,c) or predicate(b,c)", ["a", "b"], [], ["predicate(a,c) or predicate(b,c)"]),
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("a < 1 and a > b", ["a"], [], ["a < 1 and a > b"]),
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])
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def test_i_can_extract_predicates(self, expression, vars_to_include, vars_to_exclude, expected_expr):
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sheerka = self.get_sheerka()
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expected = [ast.parse(expr, mode="eval") for expr in expected_expr]
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actual = core.builtin_helpers.extract_predicates(sheerka, expression, vars_to_include, vars_to_exclude)
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assert len(actual) == len(expected)
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for i in range(len(actual)):
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assert self.dump_ast(actual[i]) == self.dump_ast(expected[i])
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