test_evaluate -> test_inference

test/test_inference/test_representation.py

@@ -0,0 +1,34 @@
+from textwrap import dedent
+
+
+def get_definition_and_evaluator(Script, source):
+    first, = Script(dedent(source)).goto_definitions()
+    return first._name._context, first._evaluator
+
+
+def test_function_execution(Script):
+    """
+    We've been having an issue of a mutable list that was changed inside the
+    function execution. Test if an execution always returns the same result.
+    """
+
+    s = """
+    def x():
+        return str()
+    x"""
+    func, evaluator = get_definition_and_evaluator(Script, s)
+    # Now just use the internals of the result (easiest way to get a fully
+    # usable function).
+    # Should return the same result both times.
+    assert len(func.execute_with_values()) == 1
+    assert len(func.execute_with_values()) == 1
+
+
+def test_class_mro(Script):
+    s = """
+    class X(object):
+        pass
+    X"""
+    cls, evaluator = get_definition_and_evaluator(Script, s)
+    mro = cls.py__mro__()
+    assert [c.name.string_name for c in mro] == ['X', 'object']