Added parsers and Evaluators auto discovery

tests/test_utils.py

@@ -6,7 +6,7 @@ import pytest
     (None, "",),
     ([], ""),
     (["hello", "world"], "hello world"),
-   # (["hello world", "my friend"], '"hello world" "my friend"')
+    # (["hello world", "my friend"], '"hello world" "my friend"')
 ])
 def test_i_can_create_string_from_a_list(lst, as_string):
     assert core.utils.sysarg_to_string(lst) == as_string
@@ -20,3 +20,39 @@ def test_i_can_get_classes():
     assert len(classes) > 2
     assert error_concept in classes
     assert return_value_concept in classes
+
+
+def test_i_can_get_base_classes():
+    classes = list(core.utils.get_classes_from_package("parsers"))
+
+    # example of classes that should be in the result
+    base_parser = core.utils.get_class("parsers.BaseParser.BaseParser")
+    default_parser = core.utils.get_class("parsers.DefaultParser.DefaultParser")
+    exact_concept_parser = core.utils.get_class("parsers.ExactConceptParser.ExactConceptParser")
+    python_parser = core.utils.get_class("parsers.PythonParser.PythonParser")
+    node = core.utils.get_class("parsers.BaseParser.Node")
+    def_concept_node = core.utils.get_class("parsers.DefaultParser.DefConceptNode")
+    python_node = core.utils.get_class("parsers.PythonParser.PythonNode")
+
+    assert base_parser in classes
+    assert default_parser in classes
+    assert exact_concept_parser in classes
+    assert python_parser in classes
+    assert node in classes
+    assert def_concept_node in classes
+    assert python_node in classes
+
+
+def test_i_can_get_sub_classes():
+    sub_classes = core.utils.get_sub_classes("parsers", "parsers.BaseParser.BaseParser")
+
+    # example of classes that should be (or not) in the result
+    base_parser = core.utils.get_class("parsers.BaseParser.BaseParser")
+    default_parser = core.utils.get_class("parsers.DefaultParser.DefaultParser")
+    exact_concept_parser = core.utils.get_class("parsers.ExactConceptParser.ExactConceptParser")
+    python_parser = core.utils.get_class("parsers.PythonParser.PythonParser")
+
+    assert base_parser not in sub_classes
+    assert default_parser in sub_classes
+    assert exact_concept_parser in sub_classes
+    assert python_parser in sub_classes