[Findit] Adding central config test class for unit tests

appengine/findit/model/test/configured_test_case.py

Index: appengine/findit/model/test/configured_test_case.py
diff --git a/appengine/findit/model/test/configured_test_case.py b/appengine/findit/model/test/configured_test_case.py
new file mode 100644
index 0000000000000000000000000000000000000000..17ed68cd30f4c210dfdfbab75eeae806211ab225
--- /dev/null
+++ b/appengine/findit/model/test/configured_test_case.py
@@ -0,0 +1,104 @@
+# 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 testing_utils import testing
+
+from model.wf_config import FinditConfig
+
+
+_DEFAULT_STEPS_FOR_MASTERS_RULES = {
+    'supported_masters': {
+        'm': {
+            'check_global': True
+        },
+        'm3': {
+            'check_global': True
+        },
+        'master1': {
+            # supported_steps override global.
+            'supported_steps': ['step6'],
+            'unsupported_steps': ['step1', 'step2', 'step3'],
+            'check_global': True
+        },
+        'master2': {
+            # Only supports step4 and step5 regardless of global.
+            'supported_steps': ['step4', 'step5'],
+            'check_global': False
+        },
+        'master3': {
+            # Supports everything not blacklisted in global.
+            'check_global': True
+        },
+    },
+    'global': {
+        # Blacklists all listed steps for all masters unless overridden.
+        'unsupported_steps': ['step6', 'step7'],
+    }
+}
+
+
+_DEFAULT_TRY_BOT_MAPPING = {
+    'master1': {
+        'builder1': {
+            'mastername': 'tryserver1',
+            'buildername': 'trybot1',
+            'strict_regex': True,
+        }
+    },
+    'm': {
+        'b': {
+            'mastername': 'tryserver.master',
+            'buildername': 'tryserver.builder',
+        }
+    }
+}
+
+
+_DEFAULT_TRY_JOB_SETTINGS = {
+    'server_query_interval_seconds': 60,
+    'job_timeout_hours': 5,
+    'allowed_response_error_times': 5
+}
+
+
+_DEFAULT_SWARMING_SETTINGS = {
+    'server_host': 'chromium-swarm.appspot.com',
+    'default_request_priority': 150,
+    'request_expiration_hours': 20,
+    'server_query_interval_seconds': 60,
+    'task_timeout_hours': 23,
+    'isolated_server': 'https://isolateserver.appspot.com',
+    'isolated_storage_url': 'isolateserver.storage.googleapis.com',
+    'iterations_to_rerun': 10
+}
+
+
+DEFAULT_UNIT_TEST_CONFIG_DATA = {
+    'steps_for_masters_rules': _DEFAULT_STEPS_FOR_MASTERS_RULES,
+    'builders_to_trybots': _DEFAULT_TRY_BOT_MAPPING,
+    'try_job_settings': _DEFAULT_TRY_JOB_SETTINGS,
+    'swarming_settings': _DEFAULT_SWARMING_SETTINGS
+}
+
+
+def MockConfigSettings(config_data=None):  # pragma: no cover.
+  """Sets up Findit's config for unit tests.
+
+  Args:
+    config_data: a dict containing the config Findit should use for unit tests.
+      If None, then a default config is used.
+  """
+
+  if config_data is None:
+    FinditConfig.Get().Update(**DEFAULT_UNIT_TEST_CONFIG_DATA)
+  else:
+    FinditConfig.Get().Update(**config_data)
+
+
+class ConfiguredTestCase(testing.AppengineTestCase):  # pragma: no cover.
+
+  def setUp(self):
+    super(ConfiguredTestCase, self).setUp()
+    self.mock_current_user(user_email='test@chromium.org', is_admin=True)
+    MockConfigSettings()