Fixed #20: I can parse simple concepts

tests/evaluators/test_RecognizeSimpleConcept.py

@@ -0,0 +1,48 @@
+import pytest
+
+from base import BaseParserTest
+from conftest import NewOntology
+from core.BuiltinConcepts import BuiltinConcepts
+from evaluators.RecognizeSimpleConcept import RecognizeSimpleConcept
+from evaluators.base_evaluator import NotForMe
+from helpers import _rv, _rvf, get_concepts
+from parsers.ParserInput import ParserInput
+
+
+class TestRecognizeSimpleConcept(BaseParserTest):
+    @pytest.fixture()
+    def evaluator(self, sheerka):
+        return sheerka.evaluators[RecognizeSimpleConcept.NAME]
+
+    def test_i_can_match(self, sheerka, context, evaluator):
+        ret_val = _rv(sheerka.newn(BuiltinConcepts.PARSER_INPUT, pi=ParserInput("some text")))
+        assert evaluator.matches(context, ret_val).status is True
+
+        ret_val = _rv(sheerka.newn(BuiltinConcepts.UNKNOWN_CONCEPT))  # it responds to USER_INPUT only
+        assert evaluator.matches(context, ret_val).status is False
+
+        ret_val = _rvf(sheerka.newn(BuiltinConcepts.PARSER_INPUT, pi=ParserInput("some text")))  # status is false
+        assert evaluator.matches(context, ret_val).status is False
+
+    def test_i_can_recognize_a_concept(self, context, evaluator):
+        with NewOntology(context, "test_i_can_recognize_a_def_concept"):
+            concept, = get_concepts(context, "I am a new concept", use_sheerka=True)
+
+            ret_val_input = self.get_parser_input(context, "I am a new concept")
+            res = evaluator.eval(context, None, ret_val_input)
+
+            assert len(res.new) == 1
+            assert res.new[0].status
+            assert context.sheerka.isinstance(res.new[0].value, concept)
+
+            assert res.eaten == [ret_val_input]
+
+    def test_i_do_not_eat_when_not_for_me(self, context, evaluator):
+        with NewOntology(context, "test_i_can_recognize_a_def_concept"):
+            ret_val_input = self.get_parser_input(context, "unknown concept")
+            res = evaluator.eval(context, None, ret_val_input)
+
+            assert len(res.new) == 1
+            assert not res.new[0].status
+            assert isinstance(res.new[0].value, NotForMe)
+            assert len(res.eaten) == 0