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Fixed #48 : RelationalExpressionParser: Implement relational operator parser

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Fixed #49 : ExpressionParser: Implement ExpressionParser
Fixed #50 : Implement ReteConditionExprVisitor
Fixed #51 : Implement PythonConditionExprVisitor
Fixed #52 : SheerkaConceptManager: I can get and set concept property
This commit is contained in:
Kodjo Sossouvi
2021-03-23 11:35:10 +01:00
parent f8e47e2b38
commit 6cda2686fb
25 changed files with 1083 additions and 978 deletions
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tests/parsers/test_DefRuleParser.py
+19 -17
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@@ -3,7 +3,7 @@ import pytest
from core.builtin_concepts_ids import BuiltinConcepts
from core.concept import Concept
from core.sheerka.services.SheerkaExecute import ParserInput
from core.sheerka.services.SheerkaRuleManager import RuleCompiledPredicate, FormatAstNode
from core.sheerka.services.SheerkaRuleManager import FormatAstNode, CompiledCondition
from core.tokenizer import Tokenizer, Keywords
from core.utils import tokens_are_matching
from parsers.BaseCustomGrammarParser import KeywordNotFound, NameNode, SyntaxErrorNode
@@ -80,9 +80,9 @@ class TestDefRuleParser(TestUsingMemoryBasedSheerka):
assert len(parsed.tokens) == 2
assert tokens_are_matching(parsed.tokens[Keywords.WHEN], Tokenizer("when True"))
assert tokens_are_matching(parsed.tokens[Keywords.THEN], Tokenizer("then answer('that is true')"))
assert isinstance(parsed.when, list)
assert len(parsed.when) == 1
assert isinstance(parsed.when[0], RuleCompiledPredicate)
assert isinstance(parsed.python, list)
assert len(parsed.python) == 1
assert isinstance(parsed.python[0], CompiledCondition)
assert sheerka.isinstance(parsed.then, BuiltinConcepts.RETURN_VALUE)
def test_i_can_parse_simple_format_rule_definition(self):
@@ -100,9 +100,9 @@ class TestDefRuleParser(TestUsingMemoryBasedSheerka):
assert len(parsed.tokens) == 2
assert tokens_are_matching(parsed.tokens[Keywords.WHEN], Tokenizer("when True"))
assert tokens_are_matching(parsed.tokens[Keywords.PRINT], Tokenizer("print hello world!"))
assert isinstance(parsed.when, list)
assert len(parsed.when) == 1
assert isinstance(parsed.when[0], RuleCompiledPredicate)
assert isinstance(parsed.python, list)
assert len(parsed.python) == 1
assert isinstance(parsed.python[0], CompiledCondition)
assert isinstance(parsed.print, FormatAstNode)
def test_i_can_parse_exec_rule_with_name(self):
@@ -121,36 +121,38 @@ class TestDefRuleParser(TestUsingMemoryBasedSheerka):
assert len(parsed.tokens) == 2
assert tokens_are_matching(parsed.tokens[Keywords.WHEN], Tokenizer("when True"))
assert tokens_are_matching(parsed.tokens[Keywords.THEN], Tokenizer("then answer('that is true')"))
assert isinstance(parsed.when, list)
assert len(parsed.when) == 1
assert isinstance(parsed.when[0], RuleCompiledPredicate)
assert isinstance(parsed.python, list)
assert len(parsed.python) == 1
assert isinstance(parsed.python[0], CompiledCondition)
assert sheerka.isinstance(parsed.then, BuiltinConcepts.RETURN_VALUE)
@pytest.mark.skip("Not ready for that")
def test_when_is_parsed_in_the_context_of_a_question(self):
sheerka, context, parser = self.init_parser()
text = "when foo is a bar print hello world"
res = parser.parse(context, ParserInput(text))
format_rule = res.body.body
rules = format_rule.when
rules = format_rule.python
assert res.status
assert len(rules) == 1
assert isinstance(rules[0], RuleCompiledPredicate)
assert rules[0].predicate.body.body.get_metadata().pre == "is_question()"
assert isinstance(rules[0], CompiledCondition)
assert rules[0].return_value.body.body.get_metadata().pre == "is_question()"
@pytest.mark.skip("Not ready for that")
def test_when_can_support_multiple_possibilities_when_question_only(self):
sheerka, context, parser = self.init_parser()
text = "when foo is good print hello world"
res = parser.parse(context, ParserInput(text))
format_rule = res.body.body
rules = format_rule.when
rules = format_rule.python
assert res.status
assert len(rules) == 2
assert rules[0].predicate.body.body.get_metadata().name == "a is good"
assert rules[1].predicate.body.body.get_metadata().name == "b is good"
assert rules[0].return_value.body.body.get_metadata().name == "a is good"
assert rules[1].return_value.body.body.get_metadata().name == "b is good"
@pytest.mark.parametrize("text, error", [
("def", [KeywordNotFound(None, keywords=['rule'])]),
@@ -175,7 +177,7 @@ class TestDefRuleParser(TestUsingMemoryBasedSheerka):
assert not_for_me.reason == error
@pytest.mark.parametrize("text, expected_error", [
("when x x print 'hello world'", BuiltinConcepts.TOO_MANY_ERRORS),
("when x x = False print 'hello world'", BuiltinConcepts.ERROR),
])
def test_i_can_detect_errors(self, text, expected_error):