Added tests for setting and fetching from redis respecting the enabled flag.

tests/app/clients/test_redis_client.py

@@ -0,0 +1,44 @@
+import pytest
+from unittest.mock import Mock
+
+from app.clients.redis.redis_client import RedisClient
+
+
+@pytest.fixture(scope='function')
+def enabled_redis_client(notify_api):
+    notify_api.config['REDIS_ENABLED'] = True
+
+    redis_client = RedisClient()
+    redis_client.init_app(notify_api)
+    redis_client.redis_store = Mock()
+    return redis_client
+
+
+@pytest.fixture(scope='function')
+def disabled_redis_client(notify_api):
+    notify_api.config['REDIS_ENABLED'] = False
+
+    redis_client = RedisClient()
+    redis_client.init_app(notify_api)
+    redis_client.redis_store = Mock()
+    return redis_client
+
+
+def test_should_not_call_set_if_not_enabled(disabled_redis_client):
+    disabled_redis_client.set('key', 'value')
+    disabled_redis_client.redis_store.set.assert_not_called()
+
+
+def test_should_call_set_if_enabled(enabled_redis_client):
+    enabled_redis_client.set('key', 'value')
+    enabled_redis_client.redis_store.set.assert_called_with('key', 'value')
+
+
+def test_should_not_call_get_if_not_enabled(disabled_redis_client):
+    disabled_redis_client.set('key', 'value')
+    disabled_redis_client.redis_store.get.assert_not_called()
+
+
+def test_should_call_get_if_enabled(enabled_redis_client):
+    enabled_redis_client.get('key')
+    enabled_redis_client.redis_store.get.assert_called_with('key')