Files
Sheerka-Old/tests/parsers/test_FunctionParserOld.py
T
kodjo 89e1f20975 Fixed #131 : Implement ExprToConditions
Fixed #130 : ArithmeticOperatorParser
Fixed #129 : python_wrapper : create_namespace
Fixed #128 : ExpressionParser: Cannot parse func(x) infixed concept 'xxx'
2021-10-13 16:06:57 +02:00

250 lines
11 KiB
Python

import pytest
from core.builtin_concepts import BuiltinConcepts
from core.concept import Concept
from core.sheerka.services.SheerkaExecute import ParserInput
from parsers.BaseNodeParser import SourceCodeWithConceptNode
from parsers.BaseParser import ErrorSink
from parsers.FunctionParserOld import FunctionParserOld
from parsers.PythonParser import PythonErrorNode
from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
from tests.parsers.parsers_utils import compute_expected_array, SCN, SCWC, CN, UTN, CNC, RN, FNOld, get_test_obj, \
get_expr_node_from_test_node
cmap = {
"one": Concept("one"),
"two": Concept("two"),
"twenties": Concept("twenties", definition="'twenty' (one|two)=unit").def_var("unit"),
"plus": Concept("a plus b").def_var("a").def_var("b"),
}
class TestFunctionParserOld(TestUsingMemoryBasedSheerka):
shared_ontology = None
@classmethod
def setup_class(cls):
init_test_helper = cls().init_test(cache_only=False, ontology="#TestFunctionParserOld#")
sheerka, context, *updated = init_test_helper.with_concepts(*cmap.values(), create_new=True).unpack()
for i, concept_name in enumerate(cmap):
cmap[concept_name] = updated[i]
cls.shared_ontology = sheerka.get_ontology(context)
sheerka.pop_ontology(context)
def init_parser(self, my_concepts_map=None, **kwargs):
if my_concepts_map is None:
sheerka, context = self.init_test().unpack()
sheerka.add_ontology(context, self.shared_ontology)
else:
sheerka, context, *updated = self.init_test().with_concepts(*my_concepts_map.values(), **kwargs).unpack()
for i, pair in enumerate(my_concepts_map):
my_concepts_map[pair] = updated[i]
parser = FunctionParserOld()
return sheerka, context, parser
def init_parser_with_source(self, source):
sheerka, context, parser = self.init_parser()
error_sink = ErrorSink()
parser_input = ParserInput(source)
parser.reset_parser_input(parser_input, error_sink)
return sheerka, context, parser, parser_input, error_sink
def test_i_can_detect_empty_expression(self):
sheerka, context, parser = self.init_parser()
res = parser.parse(context, ParserInput(""))
assert not res.status
assert sheerka.isinstance(res.body, BuiltinConcepts.IS_EMPTY)
def test_input_must_be_a_parser_input(self):
sheerka, context, parser = self.init_parser()
parser.parse(context, "not a parser input") is None
def test_i_cannot_parse_when_not_a_function(self):
sheerka, context, parser = self.init_parser()
res = parser.parse(context, ParserInput("not a function"))
assert not res.status
assert sheerka.isinstance(res.body, BuiltinConcepts.NOT_FOR_ME)
@pytest.mark.parametrize("expression, expected", [
("func()", FNOld("func(", ")", [])),
("concept(one)", FNOld("concept(", ")", ["one"])),
("func(one)", FNOld("func(", ")", ["one"])),
("func(a long two, 'three', ;:$*)", FNOld("func(", ")", ["a long two, ", "'three', ", ";:$*"])),
("func(func1(one), two, func2(func3(), func4(three)))", FNOld("func(", (")", 4), [
(FNOld("func1(", ")", ["one"]), ", "),
"two, ",
(FNOld("func2(", (")", 3), [
(FNOld("func3(", (")", 1), []), ", "),
(FNOld("func4(", (")", 2), ["three"]), None),
]), None)
])),
("func(r:|1:)", FNOld("func(", ")", ["r:|1:"]))
])
def test_i_can_parse_function(self, expression, expected):
sheerka, context, parser, parser_input, error_sink = self.init_parser_with_source(expression)
expected = get_expr_node_from_test_node(expression, expected)
parsed = parser.parse_input(context, parser_input, error_sink)
assert not error_sink.has_error
assert parsed == expected
@pytest.mark.parametrize("text, expected", [
("func()", SCN("func()")),
(" func()", SCN("func()")),
("func(one)", SCWC("func(", ")", CN("one"))),
("func(one, unknown, two)", SCWC("func(", ")", CN("one"), ", ", UTN("unknown"), (", ", 1), CN("two"))),
("func(one, twenty two)", SCWC("func(", ")", "one", ", ", CN("twenties", "twenty two"))),
("func(one plus two, three)", SCWC("func(", ")", CNC("plus", a="one", b="two"), ", ", UTN("three"))),
("func(func1(one), two)", SCWC("func(", (")", 1), SCWC("func1(", ")", "one"), ", ", "two"))
])
def test_i_can_parse(self, text, expected):
sheerka, context, parser = self.init_parser()
resolved_expected = compute_expected_array(cmap, text, [expected])[0]
res = parser.parse(context, ParserInput(text))
parser_result = res.body
expression = res.body.body
assert res.status
assert sheerka.isinstance(parser_result, BuiltinConcepts.PARSER_RESULT)
transformed_expression = get_test_obj(expression, resolved_expected)
assert transformed_expression == resolved_expected
assert expression.python_node is not None
assert expression.return_value is not None
def test_i_can_parse_when_multiple_results_when_requested(self):
# the previous output was
# [
# SCWC("func(", ")", "one", ", ", "twenty ", "two"),
# SCWC("func(", ")", "one", ", ", CN("twenties", "twenty two"))
# ]
# But the first one is now filtered out, as it's not a valid python function call
sheerka, context, parser = self.init_parser()
parser.longest_concepts_only = False
text = "func(one, twenty two)"
expected = [SCWC("func(", ")", "one", ", ", CN("twenties", "twenty two"))]
resolved_expected = compute_expected_array(cmap, text, expected)
results = parser.parse(context, ParserInput(text))
assert len(results) == 2
res = results[0]
assert not res.status
assert sheerka.isinstance(res.body, BuiltinConcepts.ERROR)
assert len(res.body.body) == 1
assert (res.body.body[0], PythonErrorNode)
res = results[1]
parser_result = res.body
expressions = res.body.body
assert sheerka.isinstance(parser_result, BuiltinConcepts.PARSER_RESULT)
transformed_expressions = get_test_obj(expressions, resolved_expected[0])
assert transformed_expressions == resolved_expected[0]
def test_i_can_parse_when_the_parameter_is_not_a_concept(self):
"""
It's not a concept, but it can be a valid short term memory object
:return:
"""
sheerka, context, parser = self.init_parser()
text = "func(unknown_concept)"
res = parser.parse(context, ParserInput(text))
expected = [SCWC("func(", ")", "unknown_concept")]
resolved_expected = compute_expected_array(cmap, text, expected)
assert res.status
parsed = res.body.body
transformed_parsed = get_test_obj([parsed], resolved_expected)
assert transformed_parsed == resolved_expected
def test_i_can_parse_when_the_concept_is_not_found(self):
"""
We do not check yet if it's a valid concept
If you find a cheap way to do so, simply remove this test
:return:
"""
sheerka, context, parser = self.init_parser()
text = "func(c:|xxx:)"
res = parser.parse(context, ParserInput(text))
assert res.status
def test_i_can_parse_when_rules(self):
sheerka, context, parser = self.init_parser()
text = "func(r:|1:)"
expected = SCWC("func(", ")", RN("1"))
resolved_expected = compute_expected_array(cmap, text, [expected])[0]
res = parser.parse(context, ParserInput(text))
parser_result = res.body
expression = res.body.body
transformed_expression = get_test_obj(expression, resolved_expected)
assert res.status
assert sheerka.isinstance(parser_result, BuiltinConcepts.PARSER_RESULT)
assert transformed_expression == resolved_expected
assert expression.python_node is not None
assert expression.return_value is not None
def test_i_can_parse_when_the_parameter_is_a_dynamic_concept(self):
sheerka, context, parser = self.init_parser()
text = "func(ones)"
res = parser.parse(context, ParserInput(text))
assert res.status
assert isinstance(res.body.body, SourceCodeWithConceptNode)
assert res.body.body.python_node.source == 'func(__C__ones__1001___PLURAL__C__)'
assert "__C__ones__1001___PLURAL__C__" in res.body.body.python_node.objects
@pytest.mark.parametrize("text, expected_error_type", [
("one", BuiltinConcepts.NOT_FOR_ME), # no function found
("$*!", BuiltinConcepts.NOT_FOR_ME), # no function found
("func(", BuiltinConcepts.ERROR), # function found, but incomplete
("func(one", BuiltinConcepts.ERROR), # function found, but incomplete
("func(one, two, ", BuiltinConcepts.ERROR), # function found, but incomplete
("func(one) and func(two)", BuiltinConcepts.ERROR), # to many function
("one func(one)", BuiltinConcepts.NOT_FOR_ME), # function not found ! (as it is not the first)
("func(a=b, c)", BuiltinConcepts.ERROR), # function found, but cannot be parsed
("func(one two)", BuiltinConcepts.ERROR), # function found, but cannot be parsed
])
def test_i_cannot_parse(self, text, expected_error_type):
sheerka, context, parser = self.init_parser()
res = parser.parse(context, ParserInput(text))
assert not res.status
assert sheerka.isinstance(res.body, expected_error_type)
@pytest.mark.parametrize("sequence, expected", [
(None, None),
([["a"]], [["a"]]),
([["a"], ["b", "c"]], [["a"]]),
([["b", "c"], ["a"]], [["a"]]),
([["b", "c"], ["a"], ["d", "e"], ["f"]], [["a"], ["f"]]),
])
def test_i_can_get_the_longest_concept_sequence(self, sequence, expected):
assert FunctionParserOld.get_longest_concepts(sequence) == expected
def test_concepts_found_are_fully_initialized(self):
sheerka, context, parser = self.init_parser()
res = parser.parse(context, ParserInput("func(one plus three)"))
concept = res.body.body.nodes[0].concept
assert res.status
assert isinstance(concept.get_compiled()["a"], Concept)
# three is not recognized,
# so it will be transformed into list of ReturnValueConcept that indicate how to recognized it
assert isinstance(concept.get_compiled()["b"], list)
for item in concept.get_compiled()["b"]:
assert sheerka.isinstance(item, BuiltinConcepts.RETURN_VALUE)