678 lines
28 KiB
Python
678 lines
28 KiB
Python
import pytest
|
|
from core.builtin_concepts import BuiltinConcepts, ReturnValueConcept, ParserResultConcept
|
|
from core.concept import Concept, DoNotResolve, ConceptParts, Property, InfiniteRecursionResolved, CB, NotInit
|
|
from core.sheerka.services.SheerkaEvaluateConcept import SheerkaEvaluateConcept
|
|
from parsers.PythonParser import PythonNode
|
|
|
|
from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
|
|
|
|
|
|
class TestSheerkaEvaluateConcept(TestUsingMemoryBasedSheerka):
|
|
|
|
@pytest.mark.parametrize("body, expected", [
|
|
(None, BuiltinConcepts.NOT_INITIALIZED),
|
|
("", ""),
|
|
("1", 1),
|
|
("1+1", 2),
|
|
("'one'", "one"),
|
|
("'one' + 'two'", "onetwo"),
|
|
("True", True),
|
|
("1 > 2", False),
|
|
])
|
|
def test_i_can_evaluate_a_concept_with_simple_body(self, body, expected):
|
|
sheerka, context, concept = self.init_concepts(Concept("foo", body=body), eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == expected
|
|
assert evaluated.metadata.body == body
|
|
assert evaluated.metadata.pre is None
|
|
assert evaluated.metadata.post is None
|
|
assert evaluated.metadata.where is None
|
|
assert evaluated.variables() == {}
|
|
assert evaluated.metadata.is_evaluated
|
|
assert len(evaluated.values) == 0 if body is None else 1
|
|
|
|
@pytest.mark.parametrize("expr, expected", [
|
|
("", ""),
|
|
("1", 1),
|
|
("1+1", 2),
|
|
("'one'", "one"),
|
|
("'one' + 'two'", "onetwo"),
|
|
("True", True),
|
|
("1 > 2", False),
|
|
])
|
|
def test_i_can_evaluate_the_other_metadata(self, expr, expected):
|
|
"""
|
|
I only test PRE, it's the same for the others
|
|
:param expr:
|
|
:param expected:
|
|
:return:
|
|
"""
|
|
|
|
sheerka, context, concept = self.init_concepts(Concept("foo", post=expr))
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.metadata.body is None
|
|
assert evaluated.metadata.post == expr
|
|
assert evaluated.metadata.pre is None
|
|
assert evaluated.metadata.where is None
|
|
assert evaluated.get_value(ConceptParts.POST) == expected
|
|
assert evaluated.variables() == {}
|
|
assert not evaluated.metadata.is_evaluated
|
|
assert len(evaluated.values) == 0 if expr is None else 1
|
|
|
|
@pytest.mark.parametrize("expr, expected", [
|
|
(None, NotInit),
|
|
("", ""),
|
|
("1", 1),
|
|
("1+1", 2),
|
|
("'one'", "one"),
|
|
("'one' + 'two'", "onetwo"),
|
|
("True", True),
|
|
("1 > 2", False),
|
|
])
|
|
def test_i_can_evaluate_a_concept_with_prop(self, expr, expected):
|
|
sheerka, context, concept = self.init_concepts(Concept("foo").def_var("a", expr), eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.metadata.pre is None
|
|
assert evaluated.metadata.pre is None
|
|
assert evaluated.metadata.post is None
|
|
assert evaluated.metadata.where is None
|
|
assert evaluated.variables() == {"a": Property("a", expected)}
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_metadata_using_do_not_resolve(self):
|
|
sheerka, context, concept = self.init_concepts(Concept("foo"), eval_body=True)
|
|
concept.compiled[ConceptParts.BODY] = DoNotResolve("do not resolve")
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.body == "do not resolve"
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_variable_using_do_not_resolve(self):
|
|
sheerka, context, concept = self.init_concepts(Concept("foo").def_var("a"), eval_body=True)
|
|
concept.compiled["a"] = DoNotResolve("do not resolve")
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.get_value("a") == "do not resolve"
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_original_value_is_overridden_when_using_do_no_resolve(self):
|
|
concept = Concept("foo", body="original value").def_var("a", "original value")
|
|
sheerka, context, concept = self.init_concepts(concept, eval_body=True)
|
|
concept.compiled["a"] = DoNotResolve("do not resolve")
|
|
concept.compiled[ConceptParts.BODY] = DoNotResolve("do not resolve")
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.body == "do not resolve"
|
|
assert evaluated.get_value("a") == "do not resolve"
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_variables_are_evaluated_before_body(self):
|
|
sheerka, context, concept = self.init_concepts(Concept("foo", body="a+1").def_var("a", "10"), eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated == CB(concept, 11)
|
|
|
|
def test_i_can_evaluate_when_another_concept_is_referenced(self):
|
|
sheerka, context, concept_a, concept = self.init_concepts(
|
|
Concept("a"),
|
|
Concept("foo", body="a"),
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated == CB("foo", CB("a", BuiltinConcepts.NOT_INITIALIZED))
|
|
assert evaluated.metadata.is_evaluated
|
|
assert evaluated.body.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_when_the_referenced_concept_has_a_body(self):
|
|
sheerka, context, concept_a, concept = self.init_concepts(
|
|
Concept("a", body="1"),
|
|
Concept("foo", body="a"),
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == CB("a", 1)
|
|
assert not concept_a.metadata.is_evaluated
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_concept_of_concept_when_the_leaf_has_a_body(self):
|
|
sheerka, context, concept_a, concept_b, concept_c, concept_d = self.init_concepts(
|
|
Concept("a", body="'a'"),
|
|
Concept("b", body="a"),
|
|
Concept("c", body="b"),
|
|
Concept("d", body="c"),
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept_d)
|
|
|
|
assert evaluated.key == concept_d.key
|
|
expected = CB("c", CB("b", CB("a", "a")))
|
|
assert evaluated.body == expected
|
|
assert sheerka.objvalue(evaluated) == 'a'
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_concept_of_concept_does_not_have_a_body(self):
|
|
sheerka, context, concept_a, concept_b, concept_c, concept_d = self.init_concepts(
|
|
Concept("a"),
|
|
Concept("b", body="a"),
|
|
Concept("c", body="b"),
|
|
Concept("d", body="c"),
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept_d)
|
|
|
|
assert evaluated.key == concept_d.key
|
|
expected = CB("c", CB("b", CB("a", BuiltinConcepts.NOT_INITIALIZED)))
|
|
assert evaluated.body == expected
|
|
assert sheerka.objvalue(evaluated) == CB("a", BuiltinConcepts.NOT_INITIALIZED)
|
|
assert evaluated.metadata.is_evaluated
|
|
|
|
def test_i_can_evaluate_concept_when_variables_reference_others_concepts(self):
|
|
sheerka, context, concept_a, concept = self.init_concepts(
|
|
Concept("a"),
|
|
Concept("foo", body="a").def_var("a", "a"),
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
# first, prop a is evaluated to concept_a
|
|
# then body is evaluated to prop a -> concept_a
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == concept_a
|
|
|
|
def test_i_can_evaluate_concept_when_variables_reference_others_concepts_2(self):
|
|
"""
|
|
Same test,
|
|
but the name of the property and the name of the concept are different
|
|
:return:
|
|
"""
|
|
sheerka, context, concept_a = self.init_concepts(Concept(name="a"), eval_body=True)
|
|
|
|
concept = Concept("foo", body="concept_a").def_var("concept_a", "a")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == concept_a
|
|
|
|
def test_i_can_evaluate_concept_when_variables_reference_others_concepts_with_body(self):
|
|
sheerka, context, *concepts = self.init_concepts(
|
|
Concept(name="a", body="1"),
|
|
Concept(name="b", body="2"),
|
|
eval_body=True
|
|
)
|
|
|
|
concept = Concept("foo", body="propA + propB").def_var("propA", "a").def_var("propB", "b")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == 3
|
|
|
|
def test_i_can_evaluate_concept_when_variables_is_a_concept(self):
|
|
sheerka, context, concept_a = self.init_concepts(Concept(name="a", body="'a'"), eval_body=True)
|
|
|
|
concept = Concept("foo").def_var("a")
|
|
concept.compiled["a"] = concept_a
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.get_value("a") == CB("a", "a")
|
|
|
|
def test_i_can_evaluate_concept_when_variable_is_a_concept_token(self):
|
|
sheerka, context, concept_a, concept_b = self.init_concepts(
|
|
"a",
|
|
Concept("b").def_var("var_name", "c:a:"), # c:a: means concept 'a'
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept_b)
|
|
|
|
assert evaluated.key == concept_b.key
|
|
assert evaluated.get_value("var_name") == concept_a
|
|
|
|
def test_i_can_evaluate_concept_when_body_isa_concept_token(self):
|
|
sheerka, context, concept_a, concept_b = self.init_concepts(
|
|
"a",
|
|
Concept("b", body="c:a:"), # c:a: means concept 'a'
|
|
eval_body=True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept_b)
|
|
|
|
assert evaluated.key == concept_b.key
|
|
assert evaluated.body == concept_a
|
|
|
|
def test_i_can_evaluate_when_variable_asts_is_a_list(self):
|
|
sheerka = self.get_sheerka()
|
|
foo = Concept("foo", body="1")
|
|
|
|
concept = Concept("to_eval").def_var("prop")
|
|
concept.compiled["prop"] = [foo, DoNotResolve("1")]
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
|
|
variables = evaluated.get_value("prop")
|
|
assert len(variables) == 2
|
|
assert variables[0] == CB("foo", 1)
|
|
assert variables[1] == "1"
|
|
|
|
def test_i_can_evaluate_when_compiled_is_set_up_with_return_value(self):
|
|
sheerka = self.get_sheerka()
|
|
|
|
python_node = PythonNode("1 +1 ")
|
|
parser_result = ParserResultConcept(parser="who", value=python_node)
|
|
|
|
concept = Concept("to_eval").def_var("prop")
|
|
concept.compiled["prop"] = [ReturnValueConcept("who", True, parser_result)]
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
assert evaluated.get_value("prop") == 2
|
|
|
|
# also works when only one return value
|
|
concept = Concept("to_eval").def_var("prop")
|
|
concept.compiled["prop"] = ReturnValueConcept("who", True, parser_result)
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
assert evaluated.get_value("prop") == 2
|
|
|
|
def test_i_can_reference_sheerka(self):
|
|
sheerka = self.get_sheerka()
|
|
|
|
concept = Concept("foo", body="sheerka.test()").init_key()
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == sheerka.test()
|
|
|
|
def test_variables_values_takes_precedence_over_the_outside_world(self):
|
|
sheerka, context, concept_a, concept_b = self.init_concepts(
|
|
Concept(name="a", body="'concept_a'"),
|
|
Concept(name="b", body="'concept_b'"),
|
|
eval_body=True
|
|
)
|
|
|
|
concept = Concept("foo", body="a")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == CB("a", "concept_a") # this test was already done
|
|
|
|
# so check this one.
|
|
concept = Concept("foo", body="a").def_var("a", "'property_a'")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == 'property_a'
|
|
|
|
# or this one.
|
|
concept = Concept("foo", body="a").def_var("a", "b")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == CB("b", "concept_b")
|
|
|
|
def test_variables_values_takes_precedence(self):
|
|
sheerka, context, concept_a, concept_b = self.init_concepts(
|
|
Concept(name="a", body="'concept_a'"),
|
|
Concept(name="b", body="'concept_b'"),
|
|
eval_body=True
|
|
)
|
|
|
|
concept = Concept("foo", body="a + b").def_var("a", "'prop_a'").init_key()
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == 'prop_aconcept_b'
|
|
|
|
def test_i_can_reference_sub_property_of_a_variable(self):
|
|
sheerka, context, concept_a = self.init_concepts(
|
|
Concept(name="concept_a").def_var("subProp", "'sub_a'"),
|
|
eval_body=True
|
|
)
|
|
|
|
concept = Concept("foo", body="a.subProp").def_var("a", "concept_a")
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated == CB(concept.key, "sub_a")
|
|
|
|
def test_i_cannot_evaluate_concept_if_variable_is_in_error(self):
|
|
sheerka = self.get_sheerka()
|
|
|
|
concept = Concept(name="concept_a").def_var("subProp", "undef_concept")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONCEPT_EVAL_ERROR)
|
|
|
|
def test_key_is_initialized_by_evaluation(self):
|
|
sheerka = self.get_sheerka()
|
|
|
|
concept = Concept("foo")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), concept)
|
|
|
|
assert evaluated.key == concept.init_key().key
|
|
|
|
@pytest.mark.parametrize("where_clause, expected, expected_body", [
|
|
("True", True, BuiltinConcepts.NOT_INITIALIZED),
|
|
("False", False, BuiltinConcepts.NOT_INITIALIZED),
|
|
("self < 10", False, 10),
|
|
("self < 11", True, 10),
|
|
("a < 20", False, BuiltinConcepts.NOT_INITIALIZED),
|
|
("a > 19", True, BuiltinConcepts.NOT_INITIALIZED),
|
|
("a + self > 20", True, 10),
|
|
])
|
|
def test_i_can_evaluate_simple_where(self, where_clause, expected, expected_body):
|
|
# We check that the WHERE condition is correctly evaluated
|
|
# We also check that the body is evaluated only when it's mandatory
|
|
|
|
sheerka, context, concept = self.init_concepts(
|
|
Concept("foo", body="10", where=where_clause).def_var("a", "20"),
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, False, True), concept, eval_body=False)
|
|
|
|
if expected:
|
|
assert evaluated.key == concept.key
|
|
assert concept.body == expected_body
|
|
else:
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONDITION_FAILED)
|
|
assert evaluated.body == where_clause
|
|
assert evaluated.concept == concept
|
|
assert evaluated.prop == ConceptParts.WHERE
|
|
assert concept.body == expected_body
|
|
|
|
def test_i_can_evaluate_where_when_using_other_concept(self):
|
|
sheerka, context, foo_true, foo_false = self.init_concepts(
|
|
Concept("foo_true", body="True"),
|
|
Concept("foo_false", body="False"),
|
|
)
|
|
|
|
concept = Concept("foo", where="foo_true")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, False, True), concept)
|
|
assert evaluated.key == concept.key
|
|
|
|
concept = Concept("foo", where="foo_false")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, False, True), concept)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONDITION_FAILED)
|
|
assert evaluated.body == "foo_false"
|
|
|
|
concept = Concept("foo", where="foo_false")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, False, False), concept)
|
|
assert evaluated.key == concept.key
|
|
|
|
def test_i_can_enable_disable_where_clause_evaluation(self):
|
|
sheerka, context, concept = self.init_concepts(
|
|
Concept("foo", body="10", where="a > 10").def_var("a", None),
|
|
)
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
|
|
context.local_hints.add(BuiltinConcepts.EVAL_WHERE_REQUESTED)
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONCEPT_EVAL_ERROR)
|
|
|
|
def test_i_can_detect_and_resolve_infinite_recursion_with_numeric_constant(self):
|
|
sheerka, context, one_str, one_digit = self.init_concepts(
|
|
Concept("one", body="1"),
|
|
Concept("1", body="one"),
|
|
eval_body=True
|
|
)
|
|
|
|
sheerka.add_in_cache(one_str)
|
|
sheerka.add_in_cache(one_digit)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, one_digit)
|
|
assert evaluated.key == one_digit.key
|
|
assert evaluated.body == InfiniteRecursionResolved(1)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, one_str)
|
|
assert evaluated.key == one_str.key
|
|
assert evaluated.body == InfiniteRecursionResolved(1)
|
|
|
|
def test_i_can_detect_and_resolve_infinite_recursion_with_boolean_constant(self):
|
|
sheerka, context, true_str, true_bool = self.init_concepts(
|
|
Concept("true", body="True"),
|
|
Concept("True", body="true"),
|
|
eval_body=True
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, true_str)
|
|
assert evaluated.key == true_str.key
|
|
assert evaluated.body == InfiniteRecursionResolved(True)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, true_bool)
|
|
assert evaluated.key == true_bool.key
|
|
assert evaluated.body == InfiniteRecursionResolved(True)
|
|
|
|
def test_i_can_detect_infinite_recursion_with_constant_with_more_concepts(self):
|
|
sheerka, context, c1, c2, c3, c4 = self.init_concepts(
|
|
Concept("one", body="1"),
|
|
Concept("1", body="2"),
|
|
Concept("2", body="3"),
|
|
Concept("3", body="one"),
|
|
eval_body=True
|
|
)
|
|
|
|
for concept in (c1, c2, c3, c4):
|
|
evaluated = sheerka.evaluate_concept(context, concept)
|
|
assert evaluated.key == concept.key
|
|
assert evaluated.body == InfiniteRecursionResolved(3)
|
|
|
|
def test_i_can_detect_infinite_recursion_when_no_constant(self):
|
|
sheerka, context, foo, bar, baz, qux = self.init_concepts(
|
|
Concept("foo", body="bar"),
|
|
Concept("bar", body="baz"),
|
|
Concept("baz", body="qux"),
|
|
Concept("qux", body="foo"),
|
|
eval_body=True
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, foo)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CHICKEN_AND_EGG)
|
|
assert evaluated.body == {foo, bar, baz, qux}
|
|
|
|
evaluated = sheerka.evaluate_concept(context, bar)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CHICKEN_AND_EGG)
|
|
assert evaluated.body == {foo, bar, baz, qux}
|
|
|
|
evaluated = sheerka.evaluate_concept(context, baz)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CHICKEN_AND_EGG)
|
|
assert evaluated.body == {foo, bar, baz, qux}
|
|
|
|
evaluated = sheerka.evaluate_concept(context, qux)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CHICKEN_AND_EGG)
|
|
assert evaluated.body == {foo, bar, baz, qux}
|
|
|
|
def test_i_can_detect_auto_recursion(self):
|
|
sheerka, context, foo = self.init_concepts(
|
|
Concept("foo", body="foo"),
|
|
eval_body=True
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, foo)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CHICKEN_AND_EGG)
|
|
assert evaluated.body == {foo}
|
|
|
|
def test_i_can_manage_auto_recursion_when_constant(self):
|
|
sheerka = self.get_sheerka()
|
|
|
|
one = Concept("1", body="1")
|
|
evaluated = sheerka.evaluate_concept(self.get_context(sheerka, True), one)
|
|
assert evaluated.key == one.key
|
|
assert evaluated.body == 1
|
|
|
|
def test_i_can_evaluate_thousand_concept(self):
|
|
sheerka, context, thousand, number, forties, forty, one = self.init_concepts(
|
|
Concept("thousand", body="number * 1000").def_var("number"),
|
|
Concept("number"),
|
|
Concept("forties", body="forty + number").def_var("forty").def_var("number"),
|
|
Concept("forty", body="40"),
|
|
Concept("one", body="1"),
|
|
eval_body=True
|
|
)
|
|
|
|
one = sheerka.new("one")
|
|
number2 = sheerka.new("number")
|
|
number2.compiled["one"] = one
|
|
number2.compiled[ConceptParts.BODY] = one
|
|
forties = sheerka.new("forties")
|
|
forties.compiled["forty"] = sheerka.new("forty")
|
|
forties.compiled["number"] = number2
|
|
|
|
number1 = sheerka.new("number")
|
|
number1.compiled["forties"] = forties
|
|
number1.compiled[ConceptParts.BODY] = forties
|
|
|
|
forty_one_thousand = sheerka.new("thousand")
|
|
forty_one_thousand.compiled["number"] = number1
|
|
|
|
evaluated = sheerka.evaluate_concept(context, forty_one_thousand)
|
|
|
|
assert evaluated.body == 41000
|
|
|
|
def test_i_can_evaluate_command(self):
|
|
sheerka, context, command = self.init_concepts(Concept("command", body="a = 10"))
|
|
|
|
evaluated = sheerka.evaluate_concept(context, command)
|
|
assert evaluated.key == command.key
|
|
assert "a" not in sheerka.locals
|
|
|
|
sheerka.set_isa(context, command, sheerka.new(BuiltinConcepts.COMMAND))
|
|
evaluated = sheerka.evaluate_concept(context, sheerka.new("command"))
|
|
assert evaluated.key == command.key
|
|
assert "a" in sheerka.locals
|
|
|
|
@pytest.mark.parametrize("metadata", [
|
|
"where",
|
|
"pre",
|
|
"post",
|
|
"ret"
|
|
])
|
|
def test_i_cannot_evaluate_python_statement_in_where_pre_post_ret(self, metadata, capsys):
|
|
sheerka, context, foo = self.init_concepts("foo")
|
|
setattr(foo.metadata, metadata, "a=10; print('10')")
|
|
foo.metadata.need_validation = True
|
|
|
|
evaluated = sheerka.evaluate_concept(context, foo)
|
|
captured = capsys.readouterr()
|
|
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONCEPT_EVAL_ERROR)
|
|
error = evaluated.body
|
|
assert sheerka.isinstance(error, BuiltinConcepts.PYTHON_SECURITY_ERROR)
|
|
assert error.prop.value == metadata
|
|
assert error.body == "a=10; print('10')"
|
|
assert captured.out == ""
|
|
|
|
def test_python_builtin_function_are_forbidden_in_where_pre_post_ret(self, capsys):
|
|
# I do the test only for PRE, as it will be the same for the other CounceptPart
|
|
sheerka, context, foo, bar = self.init_concepts(
|
|
Concept("foo", body="print('10')"), # print will be executed
|
|
Concept("bar", pre="print('10')"), # print won't be executed
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, foo, eval_body=True)
|
|
captured = capsys.readouterr()
|
|
assert evaluated.key == foo.key
|
|
assert captured.out == "10\n"
|
|
|
|
evaluated = sheerka.evaluate_concept(context, bar)
|
|
captured = capsys.readouterr()
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONCEPT_EVAL_ERROR)
|
|
error = evaluated.body
|
|
assert sheerka.isinstance(error, BuiltinConcepts.ERROR)
|
|
assert captured.out == ""
|
|
|
|
def test_i_can_failed_a_concept_when_pre_clause_is_not_validated(self, capsys):
|
|
sheerka, context, concept = self.init_concepts(
|
|
Concept("foo", pre="in_context('foo')", body="print('10')"),
|
|
)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept, eval_body=True)
|
|
assert sheerka.isinstance(evaluated, BuiltinConcepts.CONDITION_FAILED)
|
|
assert evaluated.body == "in_context('foo')"
|
|
assert evaluated.concept == concept
|
|
assert evaluated.prop == ConceptParts.PRE
|
|
|
|
captured = capsys.readouterr()
|
|
assert captured.out == ""
|
|
|
|
@pytest.mark.parametrize("concept, expected", [
|
|
(Concept("foo"), []),
|
|
(Concept("foo", pre="pre", post="post", ret="ret", where="where"), ["pre", "ret", "post"]),
|
|
(Concept("foo", pre="a").def_var("a"), ["variables", "pre"]),
|
|
(Concept("foo", pre="self"), ["body", "pre"]),
|
|
(Concept("foo", pre="self + a").def_var("a"), ["variables", "body", "pre"]),
|
|
(Concept("foo", pre="self + a", ret="ret").def_var("a"), ["variables", "body", "pre", "ret"]),
|
|
(Concept("foo", body="body"), []) # only if eval_body_is_set
|
|
])
|
|
def test_i_can_compute_metadata_to_eval(self, concept, expected):
|
|
sheerka, context, concept = self.init_concepts(concept)
|
|
service = sheerka.services[SheerkaEvaluateConcept.NAME]
|
|
|
|
service.initialize_concept_asts(context, concept)
|
|
assert service.compute_metadata_to_eval(context, concept) == expected
|
|
|
|
def test_i_can_compute_metadata_to_eval_for_where_and_body(self):
|
|
sheerka = self.get_sheerka()
|
|
service = sheerka.services[SheerkaEvaluateConcept.NAME]
|
|
|
|
context = self.get_context(sheerka, eval_where=True)
|
|
concept = Concept("foo", where="where")
|
|
service.initialize_concept_asts(context, concept)
|
|
assert service.compute_metadata_to_eval(context, concept) == ["where"]
|
|
|
|
concept = Concept("foo", where="where a").def_var("a")
|
|
service.initialize_concept_asts(context, concept)
|
|
assert service.compute_metadata_to_eval(context, concept) == ["variables", "where"]
|
|
|
|
concept = Concept("foo", where="where self")
|
|
service.initialize_concept_asts(context, concept)
|
|
assert service.compute_metadata_to_eval(context, concept) == ["body", "where"]
|
|
|
|
context = self.get_context(sheerka, eval_body=True)
|
|
concept = Concept("foo")
|
|
assert service.compute_metadata_to_eval(context, concept) == ["variables", "body"]
|
|
|
|
context = self.get_context(sheerka, eval_body=True)
|
|
concept = Concept("foo").def_var("a")
|
|
assert service.compute_metadata_to_eval(context, concept) == ["variables", "body"]
|
|
|
|
context = self.get_context(sheerka, eval_body=True)
|
|
concept = Concept("foo", body="body").def_var("a")
|
|
assert service.compute_metadata_to_eval(context, concept) == ["variables", "body"]
|
|
|
|
@pytest.mark.parametrize("concept, expected", [
|
|
(Concept("foo"), True),
|
|
])
|
|
def test_is_evaluated_is_correctly_set(self, concept, expected):
|
|
sheerka, context, concept = self.init_concepts(concept)
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept, eval_body=True)
|
|
|
|
assert evaluated.key == concept.key
|
|
assert concept.metadata.is_evaluated == expected
|
|
|
|
def test_i_only_compute_the_requested_metadata(self):
|
|
sheerka, context, concept = self.init_concepts(
|
|
Concept("foo", pre="'pre'", post="'post'", ret="'ret'", where="'where'", body="'body'").def_var("a", "'a'")
|
|
)
|
|
context.local_hints.add(BuiltinConcepts.EVAL_WHERE_REQUESTED) # to prove that we do not care
|
|
context.local_hints.add(BuiltinConcepts.EVAL_BODY_REQUESTED) # to prove that we do not care
|
|
|
|
evaluated = sheerka.evaluate_concept(context, concept, metadata=['pre'])
|
|
assert evaluated.values == {"a": Property("a", NotInit), ConceptParts.PRE: Property(ConceptParts.PRE, 'pre')}
|
|
|
|
# I cannot implement value cache for now
|
|
# def test_values_when_no_variables_are_computed_only_once(self):
|
|
# sheerka, context, foo = self.init_concepts(Concept("foo", body="10"))
|
|
#
|
|
# evaluated = sheerka.evaluate_concept(context, sheerka.new("foo"), eval_body=True)
|
|
# assert evaluated.body == 10
|
|
# assert len(evaluated.compiled) > 0
|
|
#
|
|
# evaluated_2 = sheerka.evaluate_concept(context, sheerka.new("foo"), eval_body=True)
|
|
# assert evaluated_2.body == 10
|
|
# assert len(evaluated_2.compiled) == 0
|