Added tests to check that UserStore and MongoDB persistence is in sync

java/com.sap.sse.security.test/src/com/sap/sse/security/test/UserStoreWithPersistenceTest.java

@@ -0,0 +1,76 @@
+package com.sap.sse.security.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+
+import java.net.UnknownHostException;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import com.mongodb.DB;
+import com.mongodb.MongoException;
+import com.sap.sse.mongodb.MongoDBConfiguration;
+import com.sap.sse.mongodb.MongoDBService;
+import com.sap.sse.security.shared.UserManagementException;
+import com.sap.sse.security.userstore.mongodb.UserStoreImpl;
+import com.sap.sse.security.userstore.mongodb.impl.CollectionNames;
+
+/**
+ * Tests that the MongoDB persistence is always in sync with the {@link UserStore}.
+ */
+public class UserStoreWithPersistenceTest {
+    private final String username = "abc";
+    private final String email = "anonymous@sapsailing.com";
+    private final String prefKey = "pk";
+    private final String prefValue = "pv";
+
+    private UserStoreImpl store;
+
+    @Before
+    public void setUp() throws UnknownHostException, MongoException {
+        final MongoDBConfiguration dbConfiguration = MongoDBConfiguration.getDefaultTestConfiguration();
+        final MongoDBService service = dbConfiguration.getService();
+        DB db = service.getDB();
+        db.getCollection(CollectionNames.USERS.name()).drop();
+        db.getCollection(CollectionNames.SETTINGS.name()).drop();
+        db.getCollection(CollectionNames.PREFERENCES.name()).drop();
+        db.getCollection(CollectionNames.PREFERENCES.name()).drop();
+        newStore();
+    }
+
+    private void newStore() {
+        store = new UserStoreImpl();
+    }
+
+    @Test
+    public void testCreateUser() throws UserManagementException {
+        store.createUser(username, email);
+        assertNotNull(store.getUserByName(username));
+        assertNotNull(store.getUserByEmail(email));
+
+        newStore();
+        assertNotNull(store.getUserByName(username));
+        assertNotNull(store.getUserByEmail(email));
+    }
+
+    @Test
+    public void testSetPreferences() throws UserManagementException {
+        store.createUser(username, email);
+        store.setPreference(username, prefKey, prefValue);
+        assertEquals(prefValue, store.getPreference(username, prefKey));
+        newStore();
+        assertEquals(prefValue, store.getPreference(username, prefKey));
+    }
+
+    @Test
+    public void testUnsetPreferences() throws UserManagementException {
+        store.createUser(username, email);
+        store.setPreference(username, prefKey, prefValue);
+        store.unsetPreference(username, prefKey);
+        assertNull(store.getPreference(username, prefKey));
+        newStore();
+        assertNull(store.getPreference(username, prefKey));
+    }
+}