Refactored sheerka class: splitted to use sub handlers. Refactored unit tests to use classes.

tests/core/test_concept.py

@@ -0,0 +1,210 @@
+import pytest
+
+from core.concept import Concept, ConceptParts
+
+
+@pytest.mark.parametrize("name, properties, expected", [
+    ("foo", [], "foo"),
+    ("foo(bar)", [], "foo ( bar )"),
+    ("foo a", ["a"], "foo __var__0"),
+    ("a foo b", ["a", "b"], "__var__0 foo __var__1"),
+    ("a foo b", ["b", "a"], "__var__1 foo __var__0"),
+    ("foo", ["foo"], "foo"),
+    ("foo a", ["foo"], "__var__0 a"),
+    ("foo       a   b", ["a"], "foo __var__0 b"),
+    ("'foo'", [], "foo"),
+    ("my name is a", ["a"], "my name is __var__0"),
+    ("a b c d", ["b", "c"], "a __var__0 __var__1 d"),
+    ("a 'b c' d", ["b", "c"], "a b c d"),
+    ("a | b", ["a", "b"], "__var__0 | __var__1"),
+    ("a b a c", ["a", "b"], "__var__0 __var__1 __var__0 c"),
+    ("a b a c", ["b", "a"], "__var__1 __var__0 __var__1 c"),
+])
+def test_i_can_compute_the_key(name, properties, expected):
+    concept = Concept(name)
+    for prop in properties:
+        concept.metadata.props.append((prop, None))
+    concept.init_key()
+
+    assert concept.key == expected
+
+
+def test_key_does_not_use_variable_when_definition_is_set():
+    concept = Concept("plus").def_prop('plus')
+
+    concept.init_key()
+    assert concept.metadata.key == "plus"
+
+
+def test_i_can_serialize():
+    """
+    Test concept.to_dict()
+    :return:
+    """
+    concept = Concept(
+        name="concept_name",
+        is_builtin=True,
+        is_unique=True,
+        key="concept_key",
+        body="definition of the body",
+        where="definition of the where",
+        pre="definition of the pre",
+        post="definition of the post",
+        definition="bnf definition",
+        definition_type="def type",
+        desc="this this the desc",
+        id="123456"
+    ).def_prop("a", "10").def_prop("b", None)
+
+    to_dict = concept.to_dict()
+    assert to_dict == {
+        'body': 'definition of the body',
+        'definition': 'bnf definition',
+        'definition_type': 'def type',
+        'desc': 'this this the desc',
+        'id': '123456',
+        'is_builtin': True,
+        'is_unique': True,
+        'key': 'concept_key',
+        'name': 'concept_name',
+        'post': 'definition of the post',
+        'pre': 'definition of the pre',
+        'props': [('a', "10"), ('b', None)],
+        'where': 'definition of the where'
+    }
+
+
+def test_i_can_deserialize():
+    """
+    Test concept.from_dict()
+    :return:
+    """
+
+    from_dict = {
+        'body': 'definition of the body',
+        'definition': 'bnf definition',
+        'definition_type': 'def type',
+        'desc': 'this this the desc',
+        'id': '123456',
+        'is_builtin': True,
+        'is_unique': True,
+        'key': 'concept_key',
+        'name': 'concept_name',
+        'post': 'definition of the post',
+        'pre': 'definition of the pre',
+        'props': [('a', "10"), ('b', None)],
+        'where': 'definition of the where'
+    }
+
+    concept = Concept().from_dict(from_dict)
+
+    assert concept == Concept(
+        name="concept_name",
+        is_builtin=True,
+        is_unique=True,
+        key="concept_key",
+        body="definition of the body",
+        where="definition of the where",
+        pre="definition of the pre",
+        post="definition of the post",
+        definition="bnf definition",
+        definition_type="def type",
+        desc="this this the desc",
+        id="123456"
+    ).def_prop("a", "10").def_prop("b", None)
+
+
+def test_i_can_deserialize_props_coming_from_sdp():
+    from_dict = {
+        'props': [['a', "10"], ['b', None]],  # JSON transform set into list
+    }
+
+    concept = Concept().from_dict(from_dict)
+    assert concept == Concept().def_prop("a", "10").def_prop("b", None)
+
+
+def test_i_can_compare_concepts():
+    concept_a = Concept(
+        name="concept_name",
+        is_builtin=True,
+        is_unique=True,
+        key="concept_key",
+        body="definition of the body",
+        where="definition of the where",
+        pre="definition of the pre",
+        post="definition of the post",
+        definition="bnf definition",
+        definition_type="def type",
+        desc="this this the desc",
+        id="123456"
+    ).def_prop("a", "10").def_prop("b", None)
+
+    concept_b = Concept(
+        name="concept_name",
+        is_builtin=True,
+        is_unique=True,
+        key="concept_key",
+        body="definition of the body",
+        where="definition of the where",
+        pre="definition of the pre",
+        post="definition of the post",
+        definition="bnf definition",
+        definition_type="def type",
+        desc="this this the desc",
+        id="123456"
+    ).def_prop("a", "10").def_prop("b", None)
+
+    assert concept_a == concept_b
+
+
+def test_i_can_compare_concept_with_circular_reference():
+    foo = Concept("foo")
+    foo.metadata.body = foo
+
+    assert foo == foo
+
+
+def test_i_can_compare_concept_with_sophisticated_circular_reference():
+    foo = Concept("foo")
+    bar = Concept("foo", body=foo)
+    baz = Concept("foo", body=bar)
+    foo.metadata.body = baz
+
+    assert foo != bar
+
+
+def test_i_can_compare_concept_with_sophisticated_circular_reference_in_other_metadata():
+    foo = Concept("foo")
+    bar = Concept("foo", pre=foo)
+    baz = Concept("foo", pre=bar)
+    foo.metadata.pre = baz
+
+    assert foo != bar
+
+
+def test_i_can_update_from():
+    template = Concept(
+        name="concept_name",
+        is_builtin=True,
+        is_unique=True,
+        key="concept_key",
+        body="definition of the body",
+        where="definition of the where",
+        pre="definition of the pre",
+        post="definition of the post",
+        definition="bnf definition",
+        definition_type="def type",
+        desc="this this the desc",
+        id="123456"
+    ).def_prop("a", "10").def_prop("b", None)
+
+    template.values[ConceptParts.BODY] = "value in body"
+    template.values[ConceptParts.WHERE] = "value in where"
+    template.values[ConceptParts.PRE] = "value in pre"
+    template.values[ConceptParts.POST] = "value in post"
+    template.set_prop("a", 10)
+    template.set_prop("b", 20)
+
+    concept = Concept().update_from(template)
+
+    assert concept == template