Some test fixes

jedi/_compatibility.py

@@ -127,7 +127,7 @@ def _from_loader(loader, string):
 
     # To avoid unicode and read bytes, "overwrite" loader.get_source if
     # possible.
-    f = loader.get_source.__func__
+    f = type(loader).get_source
     if is_py3 and f is not importlib.machinery.SourceFileLoader.get_source:
         # Unfortunately we are reading unicode here, not bytes.
         # It seems hard to get bytes, because the zip importer

jedi/api/environment.py

@@ -128,17 +128,18 @@ class Environment(_BaseEnvironment):
         return self._get_subprocess().get_sys_path()
 
 
-class SameEnvironment(Environment):
+class _SameEnvironmentMixin(object):
     def __init__(self):
         self._start_executable = self.executable = sys.executable
         self.path = sys.prefix
         self.version_info = _VersionInfo(*sys.version_info[:3])
 
 
-class InterpreterEnvironment(_BaseEnvironment):
-    def __init__(self):
-        self.version_info = _VersionInfo(*sys.version_info[:3])
+class SameEnvironment(_SameEnvironmentMixin, Environment):
+    pass
 
+
+class InterpreterEnvironment(_SameEnvironmentMixin, _BaseEnvironment):
     def get_evaluator_subprocess(self, evaluator):
         return EvaluatorSameProcess(evaluator)
 

jedi/evaluate/sys_path.py

@@ -210,7 +210,7 @@ def transform_path_to_dotted(sys_path, module_path):
     Returns the dotted path inside a sys.path as a list of names. e.g.
 
     >>> transform_path_to_dotted(["/foo"], '/foo/bar/baz.py')
-    ('bar', 'baz'), False
+    (('bar', 'baz'), False)
 
     Returns (None, False) if the path doesn't really resolve to anything.
     The second return part is if it is a package.

test/test_api/test_environment.py

@@ -55,7 +55,10 @@ def test_load_module(evaluator):
         access_handle.py__mro__()
 
 
-def test_error_in_environment(evaluator, Script):
+def test_error_in_environment(evaluator, Script, environment):
+    if isinstance(environment, InterpreterEnvironment):
+        pytest.skip("We don't catch these errors at the moment.")
+
     # Provoke an error to show how Jedi can recover from it.
     with pytest.raises(jedi.InternalError):
         evaluator.compiled_subprocess._test_raise_error(KeyboardInterrupt)