tests: Fix tests in python2

Python2 core checks that the first argument of a method is of the type
of the object if it does not have any info about the method, so when
using Gst not initialized it raiser a TypeError and not a
Gst.NotInitialized as expected.

+ And fix a typo

gi/overrides/Gst.py

@@ -338,12 +338,12 @@ Gst.fixme = _gi_gst.fixme
 Gst.memdump = _gi_gst.memdump
 
 # Make sure PyGst is not usable if GStreamer has not been initialized
-class NotInitalized(Exception):
+class NotInitialized(Exception):
     pass
-__all__.append('NotInitalized')
+__all__.append('NotInitialized')
 
 def fake_method(*args):
-    raise NotInitalized("Please call Gst.init(argv) before using GStreamer")
+    raise NotInitialized("Please call Gst.init(argv) before using GStreamer")
 
 
 real_functions = [o for o in inspect.getmembers(Gst) if isinstance(o[1], type(Gst.init))]

testsuite/overrides_hack.py

@@ -1,3 +1,4 @@
+import os
 import gi.overrides
 
 if not gi.overrides.__path__[0].endswith("gst-python/gi/overrides"):
@@ -7,5 +8,9 @@ if not gi.overrides.__path__[0].endswith("gst-python/gi/overrides"):
         if path.endswith("gst-python/gi/overrides"):
             local_overrides = path
 
-    gi.overrides.__path__.remove(local_overrides)
+    if local_overrides:
+        gi.overrides.__path__.remove(local_overrides)
+    else:
+        local_overrides = os.path.abspath(os.path.join(__file__, "../", "../", "gi", "overrides"))
+
     gi.overrides.__path__.insert(0, local_overrides)

testsuite/test_gst.py

@@ -17,6 +17,7 @@
 # License along with this library; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 
+import sys
 import overrides_hack
 overrides_hack
 from common import TestCase, unittest
@@ -38,13 +39,18 @@ class TimeArgsTest(TestCase):
 
 class TestNotInitialized(TestCase):
     def testNotInitialized(self):
-        with self.assertRaises(Gst.NotInitalized):
+        if sys.version_info >= (3, 0):
+            assert_type = Gst.NotInitialized
+        else:
+            assert_type = TypeError
+
+        with self.assertRaises(assert_type):
             Gst.Caps.from_string("audio/x-raw")
 
-        with self.assertRaises(Gst.NotInitalized):
+        with self.assertRaises(assert_type):
             Gst.Structure.from_string("audio/x-raw")
 
-        with self.assertRaises(Gst.NotInitalized):
+        with self.assertRaises(assert_type):
             Gst.ElementFactory.make("identity", None)
 
     def testNotDeinitialized(self):
@@ -55,13 +61,18 @@ class TestNotInitialized(TestCase):
         assert(Gst.ElementFactory.make("identity", None))
 
         Gst.deinit()
-        with self.assertRaises(Gst.NotInitalized):
+        if sys.version_info >= (3, 0):
+            assert_type = Gst.NotInitialized
+        else:
+            assert_type = TypeError
+
+        with self.assertRaises(assert_type):
             Gst.Caps.from_string("audio/x-raw")
 
-        with self.assertRaises(Gst.NotInitalized):
+        with self.assertRaises(assert_type):
             Gst.Structure.from_string("audio/x-raw")
 
-        with self.assertRaises(Gst.NotInitalized):
+        with self.assertRaises(assert_type):
             Gst.ElementFactory.make("identity", None)