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Some Trivial Tests (GoogleCloudPlatform#189)
* Some Trivial Tests * Check style isn't my friend today. Several changes due to weird imports in IntelliJ.
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‎appengine/guestbook-objectify/pom.xml

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<version>1.0-SNAPSHOT</version>
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<groupId>com.example.appengine</groupId>
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<artifactId>guestbook</artifactId>
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<artifactId>appengine-guestbook-objectify</artifactId>
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<properties>
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<objectify.version>5.1.5</objectify.version>
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<guava.version>18.0</guava.version>
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<!-- [END Objectify_Dependencies] -->
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<!-- Test Dependencies -->
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.12</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.mockito</groupId>
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<artifactId>mockito-all</artifactId>
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<version>1.10.19</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.google.appengine</groupId>
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<artifactId>appengine-testing</artifactId>
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<version>${appengine.sdk.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.google.appengine</groupId>
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<artifactId>appengine-tools-sdk</artifactId>
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<version>${appengine.sdk.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.google.truth</groupId>
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<artifactId>truth</artifactId>
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<version>0.28</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>

‎appengine/guestbook-objectify/src/test/java/com/example/guestbook/GreetingTest.java

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/*
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* Copyright 2016 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.guestbook;
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import static com.example.guestbook.GuestbookTestUtilities.cleanDatastore;
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import static org.junit.Assert.assertEquals;
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import com.google.appengine.api.datastore.DatastoreService;
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import com.google.appengine.api.datastore.DatastoreServiceFactory;
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import com.google.appengine.api.datastore.Entity;
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import com.google.appengine.api.datastore.KeyFactory;
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import com.google.appengine.api.datastore.PreparedQuery;
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import com.google.appengine.api.datastore.Query;
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import com.google.appengine.tools.development.testing.LocalDatastoreServiceTestConfig;
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import com.google.appengine.tools.development.testing.LocalServiceTestHelper;
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import com.googlecode.objectify.ObjectifyService;
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import com.googlecode.objectify.util.Closeable;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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@RunWith(JUnit4.class)
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public class GreetingTest {
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private static final String TEST_CONTENT = "The world is Blue today";
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private final LocalServiceTestHelper helper =
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new LocalServiceTestHelper(
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// Set no eventual consistency, that way queries return all results.
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// https://cloud.google.com/appengine/docs/java/tools/localunittesting#Java_Writing_High_Replication_Datastore_tests
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new LocalDatastoreServiceTestConfig()
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.setDefaultHighRepJobPolicyUnappliedJobPercentage(0));
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private Closeable closeable;
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private DatastoreService ds;
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@Before
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public void setUp() throws Exception {
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helper.setUp();
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ds = DatastoreServiceFactory.getDatastoreService();
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ObjectifyService.register(Guestbook.class);
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ObjectifyService.register(Greeting.class);
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closeable = ObjectifyService.begin();
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cleanDatastore(ds, "default");
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}
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@After
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public void tearDown() {
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cleanDatastore(ds, "default");
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helper.tearDown();
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closeable.close();
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}
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@Test
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public void createSaveObject() throws Exception {
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Greeting g = new Greeting("default", TEST_CONTENT);
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ObjectifyService.ofy().save().entity(g).now();
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Query query = new Query("Greeting")
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.setAncestor(new KeyFactory.Builder("Guestbook", "default").getKey());
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PreparedQuery pq = ds.prepare(query);
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Entity greeting = pq.asSingleEntity(); // Should only be one at this point.
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assertEquals(greeting.getProperty("content"), TEST_CONTENT);
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}
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}

‎appengine/guestbook-objectify/src/test/java/com/example/guestbook/GuestbookTestUtilities.java

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/*
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* Copyright 2016 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.guestbook;
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import com.google.appengine.api.datastore.DatastoreService;
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import com.google.appengine.api.datastore.Entity;
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import com.google.appengine.api.datastore.FetchOptions;
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import com.google.appengine.api.datastore.Key;
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import com.google.appengine.api.datastore.KeyFactory;
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import com.google.appengine.api.datastore.PreparedQuery;
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import com.google.appengine.api.datastore.Query;
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import java.util.ArrayList;
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import java.util.List;
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public class GuestbookTestUtilities {
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public static void cleanDatastore(DatastoreService ds, String book) {
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Query query = new Query("Greeting")
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.setAncestor(new KeyFactory.Builder("Guestbook", book)
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.getKey()).setKeysOnly();
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PreparedQuery pq = ds.prepare(query);
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List<Entity> entities = pq.asList(FetchOptions.Builder.withDefaults());
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ArrayList<Key> keys = new ArrayList<>(entities.size());
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for (Entity e : entities) {
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keys.add(e.getKey());
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}
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ds.delete(keys);
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}
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}

‎appengine/guestbook-objectify/src/test/java/com/example/guestbook/SignGuestbookServletTest.java

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/*
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* Copyright 2015 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.guestbook;
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import static com.example.guestbook.GuestbookTestUtilities.cleanDatastore;
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import static org.junit.Assert.assertEquals;
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import static org.mockito.Mockito.when;
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import com.google.appengine.api.datastore.DatastoreService;
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import com.google.appengine.api.datastore.DatastoreServiceFactory;
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import com.google.appengine.api.datastore.Entity;
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import com.google.appengine.api.datastore.KeyFactory;
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import com.google.appengine.api.datastore.PreparedQuery;
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import com.google.appengine.api.datastore.Query;
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import com.google.appengine.tools.development.testing.LocalDatastoreServiceTestConfig;
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import com.google.appengine.tools.development.testing.LocalServiceTestHelper;
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import com.googlecode.objectify.ObjectifyService;
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import com.googlecode.objectify.util.Closeable;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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import org.mockito.Mock;
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import org.mockito.MockitoAnnotations;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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/**
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* Unit tests for {@link com.example.guestbook.SignGuestbookServlet}.
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*/
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@RunWith(JUnit4.class)
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public class SignGuestbookServletTest {
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private static final String FAKE_URL = "fakey.org/sign";
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private static final String FAKE_NAME = "Fake";
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private final LocalServiceTestHelper helper =
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new LocalServiceTestHelper(
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// Set no eventual consistency, that way queries return all results.
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// https://cloud.google.com/appengine/docs/java/tools/localunittesting#Java_Writing_High_Replication_Datastore_tests
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new LocalDatastoreServiceTestConfig()
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.setDefaultHighRepJobPolicyUnappliedJobPercentage(0));
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private final String testPhrase = "Noew is the time";
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@Mock private HttpServletRequest mockRequest;
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@Mock
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private HttpServletResponse mockResponse;
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private StringWriter stringWriter;
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private SignGuestbookServlet servletUnderTest;
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private Closeable closeable;
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private DatastoreService ds;
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@Before
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public void setUp() throws Exception {
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MockitoAnnotations.initMocks(this);
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helper.setUp();
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ds = DatastoreServiceFactory.getDatastoreService();
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// Set up some fake HTTP requests
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when(mockRequest.getRequestURI()).thenReturn(FAKE_URL);
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when(mockRequest.getParameter("guestbookName")).thenReturn( "default" );
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when(mockRequest.getParameter("content")).thenReturn( testPhrase );
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stringWriter = new StringWriter();
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when(mockResponse.getWriter()).thenReturn(new PrintWriter(stringWriter));
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servletUnderTest = new SignGuestbookServlet();
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ObjectifyService.register(Guestbook.class);
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ObjectifyService.register(Greeting.class);
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closeable = ObjectifyService.begin();
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cleanDatastore(ds, "default");
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}
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@After public void tearDown() {
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cleanDatastore(ds, "default");
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helper.tearDown();
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closeable.close();
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}
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@Test
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public void doPost_userNotLoggedIn() throws Exception {
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servletUnderTest.doPost(mockRequest, mockResponse);
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Query query = new Query("Greeting")
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.setAncestor(new KeyFactory.Builder("Guestbook", "default").getKey());
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PreparedQuery pq = ds.prepare(query);
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Entity greeting = pq.asSingleEntity(); // Should only be one at this point.
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assertEquals(greeting.getProperty("content"), testPhrase);
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}
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}

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