2 * Sone - MemoryDatabaseTest.java - Copyright © 2013–2016 David Roden
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 package net.pterodactylus.sone.database.memory;
20 import static com.google.common.base.Optional.of;
21 import static java.util.Arrays.asList;
22 import static java.util.UUID.randomUUID;
23 import static net.pterodactylus.sone.test.Matchers.isAlbum;
24 import static net.pterodactylus.sone.test.Matchers.isImage;
25 import static net.pterodactylus.sone.test.Matchers.isPost;
26 import static net.pterodactylus.sone.test.Matchers.isPostReply;
27 import static org.hamcrest.CoreMatchers.is;
28 import static org.hamcrest.MatcherAssert.assertThat;
29 import static org.hamcrest.Matchers.contains;
30 import static org.hamcrest.Matchers.containsInAnyOrder;
31 import static org.hamcrest.Matchers.empty;
32 import static org.hamcrest.Matchers.emptyIterable;
33 import static org.hamcrest.Matchers.nullValue;
34 import static org.mockito.ArgumentMatchers.anyString;
35 import static org.mockito.Mockito.mock;
36 import static org.mockito.Mockito.never;
37 import static org.mockito.Mockito.times;
38 import static org.mockito.Mockito.verify;
39 import static org.mockito.Mockito.when;
41 import java.util.Collection;
42 import java.util.HashMap;
43 import java.util.HashSet;
44 import java.util.List;
48 import net.pterodactylus.sone.data.Album;
49 import net.pterodactylus.sone.data.Image;
50 import net.pterodactylus.sone.data.Post;
51 import net.pterodactylus.sone.data.PostReply;
52 import net.pterodactylus.sone.data.Sone;
53 import net.pterodactylus.sone.data.impl.AlbumImpl;
54 import net.pterodactylus.sone.test.TestAlbumBuilder;
55 import net.pterodactylus.sone.test.TestImageBuilder;
56 import net.pterodactylus.sone.test.TestPostBuilder;
57 import net.pterodactylus.sone.test.TestPostReplyBuilder;
58 import net.pterodactylus.sone.test.TestValue;
59 import net.pterodactylus.util.config.Configuration;
60 import net.pterodactylus.util.config.Value;
62 import com.google.common.base.Optional;
63 import org.junit.Before;
64 import org.junit.Test;
65 import org.mockito.invocation.InvocationOnMock;
66 import org.mockito.stubbing.Answer;
69 * Tests for {@link MemoryDatabase}.
71 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
73 public class MemoryDatabaseTest {
75 private static final String SONE_ID = "sone";
76 private static final String RECIPIENT_ID = "recipient";
77 private final Configuration configuration = mock(Configuration.class);
78 private final MemoryDatabase memoryDatabase = new MemoryDatabase(null, configuration);
79 private final Sone sone = mock(Sone.class);
82 public void setupSone() {
83 when(sone.getId()).thenReturn(SONE_ID);
87 public void storedSoneIsMadeAvailable() {
88 Post firstPost = new TestPostBuilder().withId("post1")
93 Post secondPost = new TestPostBuilder().withId("post2")
99 List<Post> posts = asList(firstPost, secondPost);
100 when(sone.getPosts()).thenReturn(posts);
101 PostReply firstPostFirstReply =
102 new TestPostReplyBuilder().withId("reply1")
104 .to(firstPost.getId())
108 PostReply firstPostSecondReply =
109 new TestPostReplyBuilder().withId("reply3")
111 .to(firstPost.getId())
115 PostReply secondPostReply =
116 new TestPostReplyBuilder().withId("reply2")
118 .to(secondPost.getId())
122 Set<PostReply> postReplies = new HashSet<PostReply>(
123 asList(firstPostFirstReply, firstPostSecondReply,
125 when(sone.getReplies()).thenReturn(postReplies);
126 Album firstAlbum = new TestAlbumBuilder().withId("album1")
131 .setDescription("album-description1")
133 Album secondAlbum = new TestAlbumBuilder().withId("album2").by(
134 sone).build().modify().setTitle("album2").setDescription(
135 "album-description2").update();
136 Album thirdAlbum = new TestAlbumBuilder().withId("album3").by(
137 sone).build().modify().setTitle("album3").setDescription(
138 "album-description3").update();
139 firstAlbum.addAlbum(thirdAlbum);
140 Album rootAlbum = mock(Album.class);
141 when(rootAlbum.getAlbums()).thenReturn(
142 asList(firstAlbum, secondAlbum));
143 when(sone.getRootAlbum()).thenReturn(rootAlbum);
144 Image firstImage = new TestImageBuilder().withId("image1")
148 .setCreationTime(1000L)
149 .setKey("KSK@image1")
151 .setDescription("image-description1")
155 Image secondImage = new TestImageBuilder().withId("image2")
159 .setCreationTime(2000L)
160 .setKey("KSK@image2")
162 .setDescription("image-description2")
166 Image thirdImage = new TestImageBuilder().withId("image3")
170 .setCreationTime(3000L)
171 .setKey("KSK@image3")
173 .setDescription("image-description3")
177 firstAlbum.addImage(firstImage);
178 firstAlbum.addImage(thirdImage);
179 secondAlbum.addImage(secondImage);
180 memoryDatabase.storeSone(sone);
181 assertThat(memoryDatabase.getPost("post1"),
182 isPost(firstPost.getId(), 1000L, "post1",
183 Optional.<String>absent()));
184 assertThat(memoryDatabase.getPost("post2"),
185 isPost(secondPost.getId(), 2000L, "post2", of(RECIPIENT_ID)));
186 assertThat(memoryDatabase.getPost("post3"), nullValue());
187 assertThat(memoryDatabase.getPostReply("reply1"),
188 isPostReply("reply1", "post1", 3000L, "reply1"));
189 assertThat(memoryDatabase.getPostReply("reply2"),
190 isPostReply("reply2", "post2", 4000L, "reply2"));
191 assertThat(memoryDatabase.getPostReply("reply3"),
192 isPostReply("reply3", "post1", 5000L, "reply3"));
193 assertThat(memoryDatabase.getPostReply("reply4"), nullValue());
194 assertThat(memoryDatabase.getAlbum("album1"),
195 isAlbum("album1", null, "album1", "album-description1"));
196 assertThat(memoryDatabase.getAlbum("album2"),
197 isAlbum("album2", null, "album2", "album-description2"));
198 assertThat(memoryDatabase.getAlbum("album3"),
199 isAlbum("album3", "album1", "album3", "album-description3"));
200 assertThat(memoryDatabase.getAlbum("album4"), nullValue());
201 assertThat(memoryDatabase.getImage("image1"),
202 isImage("image1", 1000L, "KSK@image1", "image1",
203 "image-description1", 16, 9));
204 assertThat(memoryDatabase.getImage("image2"),
205 isImage("image2", 2000L, "KSK@image2", "image2",
206 "image-description2", 32, 18));
207 assertThat(memoryDatabase.getImage("image3"),
208 isImage("image3", 3000L, "KSK@image3", "image3",
209 "image-description3", 48, 27));
210 assertThat(memoryDatabase.getImage("image4"), nullValue());
214 public void storedAndRemovedSoneIsNotAvailable() {
215 storedSoneIsMadeAvailable();
216 memoryDatabase.removeSone(sone);
217 assertThat(memoryDatabase.getSones(), empty());
221 public void postRecipientsAreDetectedCorrectly() {
222 Post postWithRecipient = createPost(of(RECIPIENT_ID));
223 memoryDatabase.storePost(postWithRecipient);
224 Post postWithoutRecipient = createPost(Optional.<String>absent());
225 memoryDatabase.storePost(postWithoutRecipient);
226 assertThat(memoryDatabase.getDirectedPosts(RECIPIENT_ID),
227 contains(postWithRecipient));
230 private Post createPost(Optional<String> recipient) {
231 Post postWithRecipient = mock(Post.class);
232 when(postWithRecipient.getId()).thenReturn(randomUUID().toString());
233 when(postWithRecipient.getSone()).thenReturn(sone);
234 when(postWithRecipient.getRecipientId()).thenReturn(recipient);
235 return postWithRecipient;
239 public void postRepliesAreManagedCorrectly() {
240 Post firstPost = createPost(Optional.<String>absent());
241 PostReply firstPostFirstReply = createPostReply(firstPost, 1000L);
242 Post secondPost = createPost(Optional.<String>absent());
243 PostReply secondPostFirstReply = createPostReply(secondPost, 1000L);
244 PostReply secondPostSecondReply = createPostReply(secondPost, 2000L);
245 memoryDatabase.storePost(firstPost);
246 memoryDatabase.storePost(secondPost);
247 memoryDatabase.storePostReply(firstPostFirstReply);
248 memoryDatabase.storePostReply(secondPostFirstReply);
249 memoryDatabase.storePostReply(secondPostSecondReply);
250 assertThat(memoryDatabase.getReplies(firstPost.getId()),
251 contains(firstPostFirstReply));
252 assertThat(memoryDatabase.getReplies(secondPost.getId()),
253 contains(secondPostFirstReply, secondPostSecondReply));
256 private PostReply createPostReply(Post post, long time) {
257 PostReply postReply = mock(PostReply.class);
258 when(postReply.getId()).thenReturn(randomUUID().toString());
259 when(postReply.getTime()).thenReturn(time);
260 when(postReply.getPost()).thenReturn(of(post));
261 final String postId = post.getId();
262 when(postReply.getPostId()).thenReturn(postId);
267 public void testBasicAlbumFunctionality() {
268 Album newAlbum = new AlbumImpl(mock(Sone.class));
269 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), nullValue());
270 memoryDatabase.storeAlbum(newAlbum);
271 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), is(newAlbum));
272 memoryDatabase.removeAlbum(newAlbum);
273 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), nullValue());
276 private void initializeFriends() {
277 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/0/ID")).thenReturn(
278 TestValue.from("Friend1"));
279 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/1/ID")).thenReturn(
280 TestValue.from("Friend2"));
281 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/2/ID")).thenReturn(
282 TestValue.<String>from(null));
286 public void friendsAreReturnedCorrectly() {
288 when(sone.isLocal()).thenReturn(true);
289 Collection<String> friends = memoryDatabase.getFriends(sone);
290 assertThat(friends, containsInAnyOrder("Friend1", "Friend2"));
294 public void friendsAreOnlyLoadedOnceFromConfiguration() {
295 friendsAreReturnedCorrectly();
296 memoryDatabase.getFriends(sone);
297 verify(configuration).getStringValue("Sone/" + SONE_ID + "/Friends/0/ID");
301 public void friendsAreOnlyReturnedForLocalSones() {
302 Collection<String> friends = memoryDatabase.getFriends(sone);
303 assertThat(friends, emptyIterable());
304 verify(configuration, never()).getStringValue("Sone/" + SONE_ID + "/Friends/0/ID");
308 public void checkingForAFriendReturnsTrue() {
310 when(sone.isLocal()).thenReturn(true);
311 assertThat(memoryDatabase.isFriend(sone, "Friend1"), is(true));
315 public void checkingForAFriendThatIsNotAFriendReturnsFalse() {
317 when(sone.isLocal()).thenReturn(true);
318 assertThat(memoryDatabase.isFriend(sone, "FriendX"), is(false));
322 public void checkingForAFriendOfRemoteSoneReturnsFalse() {
324 assertThat(memoryDatabase.isFriend(sone, "Friend1"), is(false));
327 private Map<String, Value<String>> prepareConfigurationValues() {
328 final Map<String, Value<String>> configurationValues = new HashMap<String, Value<String>>();
329 when(configuration.getStringValue(anyString())).thenAnswer(new Answer<Value<String>>() {
331 public Value<String> answer(InvocationOnMock invocation) throws Throwable {
332 Value<String> stringValue = TestValue.from(null);
333 configurationValues.put((String) invocation.getArguments()[0], stringValue);
337 return configurationValues;
341 public void friendIsAddedCorrectlyToLocalSone() {
342 Map<String, Value<String>> configurationValues = prepareConfigurationValues();
343 when(sone.isLocal()).thenReturn(true);
344 memoryDatabase.addFriend(sone, "Friend1");
345 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
346 is(TestValue.from("Friend1")));
347 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
348 is(TestValue.<String>from(null)));
352 public void friendIsNotAddedToRemoteSone() {
353 memoryDatabase.addFriend(sone, "Friend1");
354 verify(configuration, never()).getStringValue(anyString());
358 public void configurationIsWrittenOnceIfFriendIsAddedTwice() {
359 prepareConfigurationValues();
360 when(sone.isLocal()).thenReturn(true);
361 memoryDatabase.addFriend(sone, "Friend1");
362 memoryDatabase.addFriend(sone, "Friend1");
363 verify(configuration, times(3)).getStringValue(anyString());
367 public void friendIsRemovedCorrectlyFromLocalSone() {
368 Map<String, Value<String>> configurationValues = prepareConfigurationValues();
369 when(sone.isLocal()).thenReturn(true);
370 memoryDatabase.addFriend(sone, "Friend1");
371 memoryDatabase.removeFriend(sone, "Friend1");
372 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
373 is(TestValue.<String>from(null)));
374 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
375 is(TestValue.<String>from(null)));
379 public void configurationIsNotWrittenWhenANonFriendIsRemoved() {
380 prepareConfigurationValues();
381 when(sone.isLocal()).thenReturn(true);
382 memoryDatabase.removeFriend(sone, "Friend1");
383 verify(configuration).getStringValue(anyString());