Added basic implementation for Python code evaluation

tests/test_sheerka.py

@@ -5,10 +5,11 @@ import os
 from os import path
 import shutil
 
-from core.concept import Concept, ConceptParts
+from core.concept import Concept, ConceptParts, ReturnValueConcept
 from core.sheerka import Sheerka, ExecutionContext
 from parsers.DefaultParser import DefConceptNode, DefaultParser
 from parsers.PythonParser import PythonParser
+from sdp.sheerkaDataProvider import SheerkaDataProvider
 
 tests_root = path.abspath("../build/tests")
 root_folder = "init_folder"
@@ -36,23 +37,11 @@ def test_root_folder_is_created_after_initialization():
 
 
 def test_lists_of_concepts_is_initialized():
-    Sheerka().initialize(root_folder)
-    assert len(Sheerka().concepts_cache) > 1
+    sheerka = Sheerka()
+    sheerka.initialize(root_folder)
+    assert len(sheerka.concepts_cache) > 1
 
 
-# def test_null_concept_are_equals():
-#     concept1 = Concept("test1")
-#     concept2 = Concept("test2")
-#     concept3 = Concept("test3")
-#
-#     assert not Sheerka.concept_equals(concept1, None)
-#     assert not Sheerka.concept_equals(None, concept1)
-#     assert not Sheerka.concept_equals(concept1, concept2)
-#     assert not Sheerka.concept_equals(concept1, concept3)
-#
-#     assert Sheerka.concept_equals(None, None)
-#     assert Sheerka.concept_equals(concept1, concept1)
-
 def get_concept():
     text = """
     def concept a+b
@@ -72,7 +61,7 @@ def test_i_can_add_a_concept():
     concept = get_concept()
     sheerka = Sheerka()
     sheerka.initialize(root_folder)
-    res = sheerka.add_concept(ExecutionContext("xxx"), concept)
+    res = sheerka.add_concept(ExecutionContext(sheerka, "xxx"), concept)
     concept_found = res.value
 
     assert res.status
@@ -93,6 +82,48 @@ def test_i_can_add_a_concept():
     assert concept_found.key == "__var__0 + __var__1"
     assert concept_found.id == "1001"
 
-# def test_i_cannot_add_the_same_concept_twice():
-#     concept1 = DefConceptNode(name="concept")
-#     sheerka = Sheerka
+    assert path.exists(sheerka.sdp.get_obj_path(SheerkaDataProvider.ObjectsFolder,
+                                                "4f249487410db35d8bcbcf4521acb3dd8354978804cd99bbc4de17a323b2f237"))
+
+
+@pytest.mark.parametrize("text, expected", [
+    ("1 + 1", 2),
+    ("sheerka.test()", 'I have access to Sheerka !')
+])
+def test_i_can_eval_simple_python_expressions(text, expected):
+    sheerka = Sheerka(debug=True)
+    sheerka.initialize(root_folder)
+
+    res = sheerka.eval(text)
+
+    assert len(res) == 1
+    assert res[0].status
+    assert res[0].value.body == expected
+    assert sheerka.isinstance(res[0].value, ReturnValueConcept())
+
+
+def test_i_cannot_add_the_same_concept_twice():
+    """
+    Checks that duplicated concepts are managed by sheerka, not by sheerka.sdp
+    :return:
+    """
+    pass
+
+
+def test_i_can_get_a_concept():
+    """
+    Checks that a concept can be found its name
+    even when there are variables in the name (ex 'hello + a' or 'a + b' )
+    :return:
+    """
+    pass
+
+
+def test_i_can_instanciate_a_concept():
+    """
+    Test the new() functionnality
+    make sure that some Concept are singleton (ex Sheerka, True, False)
+    but some other need a new instance everytime
+    :return:
+    """
+    pass