[Culprit-finder] Refactor findit testcase and move it to libs.

appengine/findit/model/crash/test/crash_config_test.py

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import re
 
 from google.appengine.api import users
 
-from common.findit_testcase import FinditTestCase
+from crash.test.crash_testcase import CrashTestCase
 from crash.type_enums import CrashClient
 from model.crash.crash_config import CrashConfig
 
 
 DUMMY_COMPILED_COMPONENT_PATTERNS = {
     "path_function_component": [
         [
           re.compile("src/comp1.*"),
           None,
           "Comp1>Dummy"
@@ skipping 22 matching lines @@
         ],
     ],
     "top_n": 4
 }
 
 CONFIG_DATA = {
     'component_classifier': DUMMY_COMPONENT_PATTERNS,
 }
 
 
-class CrashAnalysisTest(FinditTestCase):
+class CrashAnalysisTest(CrashTestCase):
 
   def setUp(self):
     super(CrashAnalysisTest, self).setUp()
     CrashConfig.Get().Update(
         users.User(email='admin@chromium.org'), True, **CONFIG_DATA)
 
   def _VerifyTwoCompiledComponentClassifierEqual(self, setting1, setting2):
     self.assertEqual(setting1['top_n'], setting2['top_n'])
     self.assertEqual(len(setting1['path_function_component']),
                      len(setting2['path_function_component']))
@@ skipping 31 matching lines @@
     self.assertEqual(crash_config.component_classifier,
                      DUMMY_COMPONENT_PATTERNS)
     self._VerifyTwoCompiledComponentClassifierEqual(
         crash_config.compiled_component_classifier,
         DUMMY_COMPILED_COMPONENT_PATTERNS)
 
   def testGetClientConfig(self):
     crash_config = CrashConfig.Get()
     self.assertIsNotNone(crash_config.GetClientConfig(CrashClient.FRACAS))
     self.assertIsNone(crash_config.GetClientConfig('Unsupported_client'))