[Findit] Initial code of findit for crash. Add scorers to apply heuristic rules.

appengine/findit/crash/scorers/test/scorer_test_suite.py

Index: appengine/findit/crash/scorers/test/scorer_test_suite.py
diff --git a/appengine/findit/crash/scorers/test/scorer_test_suite.py b/appengine/findit/crash/scorers/test/scorer_test_suite.py
new file mode 100644
index 0000000000000000000000000000000000000000..c8d031b1131470002681923607a723b25979a913
--- /dev/null
+++ b/appengine/findit/crash/scorers/test/scorer_test_suite.py
@@ -0,0 +1,37 @@
+# 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.
+
+from common.change_log import ChangeLog
+
+from testing_utils import testing
+
+
+DUMMY_CHANGELOG = ChangeLog.FromDict({
+    'author_name': 'r@chromium.org',
+    'message': 'dummy',
+    'committer_email': 'r@chromium.org',
+    'commit_position': 175900,
+    'author_email': 'r@chromium.org',
+    'touched_files': [
+        {
+            'change_type': 'add',
+            'new_path': 'a.cc',
+            'old_path': None,
+        },
+    ],
+    'author_time': 'Thu Mar 31 21:24:43 2016',
+    'committer_time': 'Thu Mar 31 21:28:39 2016',
+    'commit_url':
+        'https://repo.test/+/1',
+    'code_review_url': 'https://codereview.chromium.org/3281',
+    'committer_name': 'example@chromium.org',
+    'revision': '1',
+    'reverted_revision': None
+})
+
+
+class ScorerTestSuite(testing.AppengineTestCase):  # pragma: no cover.
+
+  def _GetDummyChangeLog(self):
+    return DUMMY_CHANGELOG