2 * Sone - MemoryDatabaseTest.java - Copyright © 2013 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.Matchers.isAlbum;
24 import static net.pterodactylus.sone.Matchers.isImage;
25 import static net.pterodactylus.sone.Matchers.isPost;
26 import static net.pterodactylus.sone.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.mockito.Matchers.anyString;
34 import static org.mockito.Mockito.mock;
35 import static org.mockito.Mockito.never;
36 import static org.mockito.Mockito.times;
37 import static org.mockito.Mockito.verify;
38 import static org.mockito.Mockito.when;
40 import java.util.Collection;
41 import java.util.HashMap;
42 import java.util.HashSet;
43 import java.util.List;
47 import net.pterodactylus.sone.TestAlbumBuilder;
48 import net.pterodactylus.sone.TestImageBuilder;
49 import net.pterodactylus.sone.TestPostBuilder;
50 import net.pterodactylus.sone.TestPostReplyBuilder;
51 import net.pterodactylus.sone.TestValue;
52 import net.pterodactylus.sone.data.Album;
53 import net.pterodactylus.sone.data.impl.AlbumImpl;
54 import net.pterodactylus.sone.data.Image;
55 import net.pterodactylus.sone.data.Post;
56 import net.pterodactylus.sone.data.PostReply;
57 import net.pterodactylus.sone.data.Sone;
58 import net.pterodactylus.util.config.Configuration;
59 import net.pterodactylus.util.config.Value;
61 import com.google.common.base.Optional;
62 import org.junit.Before;
63 import org.junit.Test;
64 import org.mockito.invocation.InvocationOnMock;
65 import org.mockito.stubbing.Answer;
68 * Tests for {@link MemoryDatabase}.
70 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
72 public class MemoryDatabaseTest {
74 private static final String SONE_ID = "sone";
75 private static final String RECIPIENT_ID = "recipient";
76 private final Configuration configuration = mock(Configuration.class);
77 private final MemoryDatabase memoryDatabase = new MemoryDatabase(null, configuration);
78 private final Sone sone = mock(Sone.class);
81 public void setupSone() {
82 when(sone.getId()).thenReturn(SONE_ID);
86 public void storedSoneIsMadeAvailable() {
87 Post firstPost = new TestPostBuilder().withId("post1")
92 Post secondPost = new TestPostBuilder().withId("post2")
98 List<Post> posts = asList(firstPost, secondPost);
99 when(sone.getPosts()).thenReturn(posts);
100 PostReply firstPostFirstReply =
101 new TestPostReplyBuilder().withId("reply1")
103 .to(firstPost.getId())
107 PostReply firstPostSecondReply =
108 new TestPostReplyBuilder().withId("reply3")
110 .to(firstPost.getId())
114 PostReply secondPostReply =
115 new TestPostReplyBuilder().withId("reply2")
117 .to(secondPost.getId())
121 Set<PostReply> postReplies = new HashSet<PostReply>(
122 asList(firstPostFirstReply, firstPostSecondReply,
124 when(sone.getReplies()).thenReturn(postReplies);
125 Album firstAlbum = new TestAlbumBuilder().withId("album1")
130 .setDescription("album-description1")
132 Album secondAlbum = new TestAlbumBuilder().withId("album2").by(
133 sone).build().modify().setTitle("album2").setDescription(
134 "album-description2").setAlbumImage("image1").update();
135 Album thirdAlbum = new TestAlbumBuilder().withId("album3").by(
136 sone).build().modify().setTitle("album3").setDescription(
137 "album-description3").update();
138 firstAlbum.addAlbum(thirdAlbum);
139 Album rootAlbum = mock(Album.class);
140 when(rootAlbum.getAlbums()).thenReturn(
141 asList(firstAlbum, secondAlbum));
142 when(sone.getRootAlbum()).thenReturn(rootAlbum);
143 Image firstImage = new TestImageBuilder().withId("image1")
147 .setCreationTime(1000L)
148 .setKey("KSK@image1")
150 .setDescription("image-description1")
154 Image secondImage = new TestImageBuilder().withId("image2")
158 .setCreationTime(2000L)
159 .setKey("KSK@image2")
161 .setDescription("image-description2")
165 Image thirdImage = new TestImageBuilder().withId("image3")
169 .setCreationTime(3000L)
170 .setKey("KSK@image3")
172 .setDescription("image-description3")
176 firstAlbum.addImage(firstImage);
177 firstAlbum.addImage(thirdImage);
178 secondAlbum.addImage(secondImage);
179 memoryDatabase.storeSone(sone);
180 assertThat(memoryDatabase.getPost("post1").get(),
181 isPost(firstPost.getId(), 1000L, "post1",
182 Optional.<String>absent()));
183 assertThat(memoryDatabase.getPost("post2").get(),
184 isPost(secondPost.getId(), 2000L, "post2", of(RECIPIENT_ID)));
185 assertThat(memoryDatabase.getPost("post3").isPresent(), is(false));
186 assertThat(memoryDatabase.getPostReply("reply1").get(),
187 isPostReply("reply1", "post1", 3000L, "reply1"));
188 assertThat(memoryDatabase.getPostReply("reply2").get(),
189 isPostReply("reply2", "post2", 4000L, "reply2"));
190 assertThat(memoryDatabase.getPostReply("reply3").get(),
191 isPostReply("reply3", "post1", 5000L, "reply3"));
192 assertThat(memoryDatabase.getPostReply("reply4").isPresent(),
194 assertThat(memoryDatabase.getAlbum("album1").get(),
195 isAlbum("album1", null, "album1", "album-description1",
197 assertThat(memoryDatabase.getAlbum("album2").get(),
198 isAlbum("album2", null, "album2", "album-description2",
200 assertThat(memoryDatabase.getAlbum("album3").get(),
201 isAlbum("album3", "album1", "album3", "album-description3",
203 assertThat(memoryDatabase.getAlbum("album4").isPresent(), is(false));
204 assertThat(memoryDatabase.getImage("image1").get(),
205 isImage("image1", 1000L, "KSK@image1", "image1",
206 "image-description1", 16, 9));
207 assertThat(memoryDatabase.getImage("image2").get(),
208 isImage("image2", 2000L, "KSK@image2", "image2",
209 "image-description2", 32, 18));
210 assertThat(memoryDatabase.getImage("image3").get(),
211 isImage("image3", 3000L, "KSK@image3", "image3",
212 "image-description3", 48, 27));
213 assertThat(memoryDatabase.getImage("image4").isPresent(), is(false));
217 public void storedAndRemovedSoneIsNotAvailable() {
218 storedSoneIsMadeAvailable();
219 memoryDatabase.removeSone(sone);
220 assertThat(memoryDatabase.getSones(), empty());
224 public void postRecipientsAreDetectedCorrectly() {
225 Post postWithRecipient = createPost(of(RECIPIENT_ID));
226 memoryDatabase.storePost(postWithRecipient);
227 Post postWithoutRecipient = createPost(Optional.<String>absent());
228 memoryDatabase.storePost(postWithoutRecipient);
229 assertThat(memoryDatabase.getDirectedPosts(RECIPIENT_ID),
230 contains(postWithRecipient));
233 private Post createPost(Optional<String> recipient) {
234 Post postWithRecipient = mock(Post.class);
235 when(postWithRecipient.getId()).thenReturn(randomUUID().toString());
236 when(postWithRecipient.getSone()).thenReturn(sone);
237 when(postWithRecipient.getRecipientId()).thenReturn(recipient);
238 return postWithRecipient;
242 public void postRepliesAreManagedCorrectly() {
243 Post firstPost = createPost(Optional.<String>absent());
244 PostReply firstPostFirstReply = createPostReply(firstPost, 1000L);
245 Post secondPost = createPost(Optional.<String>absent());
246 PostReply secondPostFirstReply = createPostReply(secondPost, 1000L);
247 PostReply secondPostSecondReply = createPostReply(secondPost, 2000L);
248 memoryDatabase.storePost(firstPost);
249 memoryDatabase.storePost(secondPost);
250 memoryDatabase.storePostReply(firstPostFirstReply);
251 memoryDatabase.storePostReply(secondPostFirstReply);
252 memoryDatabase.storePostReply(secondPostSecondReply);
253 assertThat(memoryDatabase.getReplies(firstPost.getId()),
254 contains(firstPostFirstReply));
255 assertThat(memoryDatabase.getReplies(secondPost.getId()),
256 contains(secondPostFirstReply, secondPostSecondReply));
259 private PostReply createPostReply(Post post, long time) {
260 PostReply postReply = mock(PostReply.class);
261 when(postReply.getId()).thenReturn(randomUUID().toString());
262 when(postReply.getTime()).thenReturn(time);
263 when(postReply.getPost()).thenReturn(of(post));
264 final String postId = post.getId();
265 when(postReply.getPostId()).thenReturn(postId);
270 public void testBasicAlbumFunctionality() {
271 Album newAlbum = new AlbumImpl(when(mock(Sone.class).getId()).thenReturn(SONE_ID).<Sone>getMock());
272 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), is(Optional.<Album>absent()));
273 memoryDatabase.storeAlbum(newAlbum);
274 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), is(of(newAlbum)));
275 memoryDatabase.removeAlbum(newAlbum);
276 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), is(Optional.<Album>absent()));
279 private void initializeFriends() {
280 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/0/ID")).thenReturn(
281 TestValue.from("Friend1"));
282 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/1/ID")).thenReturn(
283 TestValue.from("Friend2"));
284 when(configuration.getStringValue("Sone/" + SONE_ID + "/Friends/2/ID")).thenReturn(
285 TestValue.<String>from(null));
289 public void friendsAreReturnedCorrectly() {
291 when(sone.isLocal()).thenReturn(true);
292 Collection<String> friends = memoryDatabase.getFriends(sone);
293 assertThat(friends, containsInAnyOrder("Friend1", "Friend2"));
297 public void friendsAreOnlyLoadedOnceFromConfiguration() {
298 friendsAreReturnedCorrectly();
299 memoryDatabase.getFriends(sone);
300 verify(configuration).getStringValue("Sone/" + SONE_ID + "/Friends/0/ID");
304 public void friendsAreOnlyReturnedForLocalSones() {
305 Collection<String> friends = memoryDatabase.getFriends(sone);
306 assertThat(friends, emptyIterable());
307 verify(configuration, never()).getStringValue("Sone/" + SONE_ID + "/Friends/0/ID");
311 public void checkingForAFriendReturnsTrue() {
313 when(sone.isLocal()).thenReturn(true);
314 assertThat(memoryDatabase.isFriend(sone, "Friend1"), is(true));
318 public void checkingForAFriendThatIsNotAFriendReturnsFalse() {
320 when(sone.isLocal()).thenReturn(true);
321 assertThat(memoryDatabase.isFriend(sone, "FriendX"), is(false));
325 public void checkingForAFriendOfRemoteSoneReturnsFalse() {
327 assertThat(memoryDatabase.isFriend(sone, "Friend1"), is(false));
330 private Map<String, Value<String>> prepareConfigurationValues() {
331 final Map<String, Value<String>> configurationValues = new HashMap<String, Value<String>>();
332 when(configuration.getStringValue(anyString())).thenAnswer(new Answer<Value<String>>() {
334 public Value<String> answer(InvocationOnMock invocation) throws Throwable {
335 Value<String> stringValue = TestValue.from(null);
336 configurationValues.put((String) invocation.getArguments()[0], stringValue);
340 return configurationValues;
344 public void friendIsAddedCorrectlyToLocalSone() {
345 Map<String, Value<String>> configurationValues = prepareConfigurationValues();
346 when(sone.isLocal()).thenReturn(true);
347 memoryDatabase.addFriend(sone, "Friend1");
348 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
349 is(TestValue.from("Friend1")));
350 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
351 is(TestValue.<String>from(null)));
355 public void friendIsNotAddedToRemoteSone() {
356 memoryDatabase.addFriend(sone, "Friend1");
357 verify(configuration, never()).getStringValue(anyString());
361 public void configurationIsWrittenOnceIfFriendIsAddedTwice() {
362 prepareConfigurationValues();
363 when(sone.isLocal()).thenReturn(true);
364 memoryDatabase.addFriend(sone, "Friend1");
365 memoryDatabase.addFriend(sone, "Friend1");
366 verify(configuration, times(3)).getStringValue(anyString());
370 public void friendIsRemovedCorrectlyFromLocalSone() {
371 Map<String, Value<String>> configurationValues = prepareConfigurationValues();
372 when(sone.isLocal()).thenReturn(true);
373 memoryDatabase.addFriend(sone, "Friend1");
374 memoryDatabase.removeFriend(sone, "Friend1");
375 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
376 is(TestValue.<String>from(null)));
377 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
378 is(TestValue.<String>from(null)));
382 public void configurationIsNotWrittenWhenANonFriendIsRemoved() {
383 prepareConfigurationValues();
384 when(sone.isLocal()).thenReturn(true);
385 memoryDatabase.removeFriend(sone, "Friend1");
386 verify(configuration).getStringValue(anyString());