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.equalTo;
34 import static org.hamcrest.Matchers.lessThan;
35 import static org.hamcrest.Matchers.nullValue;
36 import static org.mockito.ArgumentMatchers.anyString;
37 import static org.mockito.Mockito.mock;
38 import static org.mockito.Mockito.never;
39 import static org.mockito.Mockito.verify;
40 import static org.mockito.Mockito.when;
42 import java.util.Collection;
43 import java.util.HashMap;
44 import java.util.HashSet;
45 import java.util.List;
49 import net.pterodactylus.sone.data.Album;
50 import net.pterodactylus.sone.data.Image;
51 import net.pterodactylus.sone.data.Post;
52 import net.pterodactylus.sone.data.PostReply;
53 import net.pterodactylus.sone.data.Sone;
54 import net.pterodactylus.sone.data.impl.AlbumImpl;
55 import net.pterodactylus.sone.test.TestAlbumBuilder;
56 import net.pterodactylus.sone.test.TestImageBuilder;
57 import net.pterodactylus.sone.test.TestPostBuilder;
58 import net.pterodactylus.sone.test.TestPostReplyBuilder;
59 import net.pterodactylus.sone.test.TestValue;
60 import net.pterodactylus.util.config.Configuration;
61 import net.pterodactylus.util.config.ConfigurationException;
62 import net.pterodactylus.util.config.Value;
64 import com.google.common.base.Optional;
65 import org.hamcrest.CoreMatchers;
66 import org.junit.Before;
67 import org.junit.Test;
68 import org.mockito.invocation.InvocationOnMock;
69 import org.mockito.stubbing.Answer;
72 * Tests for {@link MemoryDatabase}.
74 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
76 public class MemoryDatabaseTest {
78 private static final String SONE_ID = "sone";
79 private static final String RECIPIENT_ID = "recipient";
80 private final Configuration configuration = mock(Configuration.class);
81 private final MemoryDatabase memoryDatabase = new MemoryDatabase(configuration);
82 private final Sone sone = mock(Sone.class);
85 public void setupSone() {
86 when(sone.getId()).thenReturn(SONE_ID);
90 public void storedSoneIsMadeAvailable() {
91 Post firstPost = new TestPostBuilder().withId("post1")
96 Post secondPost = new TestPostBuilder().withId("post2")
102 List<Post> posts = asList(firstPost, secondPost);
103 when(sone.getPosts()).thenReturn(posts);
104 PostReply firstPostFirstReply =
105 new TestPostReplyBuilder().withId("reply1")
107 .to(firstPost.getId())
111 PostReply firstPostSecondReply =
112 new TestPostReplyBuilder().withId("reply3")
114 .to(firstPost.getId())
118 PostReply secondPostReply =
119 new TestPostReplyBuilder().withId("reply2")
121 .to(secondPost.getId())
125 Set<PostReply> postReplies = new HashSet<PostReply>(
126 asList(firstPostFirstReply, firstPostSecondReply,
128 when(sone.getReplies()).thenReturn(postReplies);
129 Album firstAlbum = new TestAlbumBuilder().withId("album1")
134 .setDescription("album-description1")
136 Album secondAlbum = new TestAlbumBuilder().withId("album2").by(
137 sone).build().modify().setTitle("album2").setDescription(
138 "album-description2").update();
139 Album thirdAlbum = new TestAlbumBuilder().withId("album3").by(
140 sone).build().modify().setTitle("album3").setDescription(
141 "album-description3").update();
142 firstAlbum.addAlbum(thirdAlbum);
143 Album rootAlbum = mock(Album.class);
144 when(rootAlbum.getAlbums()).thenReturn(
145 asList(firstAlbum, secondAlbum));
146 when(sone.getRootAlbum()).thenReturn(rootAlbum);
147 Image firstImage = new TestImageBuilder().withId("image1")
151 .setCreationTime(1000L)
152 .setKey("KSK@image1")
154 .setDescription("image-description1")
158 Image secondImage = new TestImageBuilder().withId("image2")
162 .setCreationTime(2000L)
163 .setKey("KSK@image2")
165 .setDescription("image-description2")
169 Image thirdImage = new TestImageBuilder().withId("image3")
173 .setCreationTime(3000L)
174 .setKey("KSK@image3")
176 .setDescription("image-description3")
180 firstAlbum.addImage(firstImage);
181 firstAlbum.addImage(thirdImage);
182 secondAlbum.addImage(secondImage);
183 memoryDatabase.storeSone(sone);
184 assertThat(memoryDatabase.getPost("post1"),
185 isPost(firstPost.getId(), 1000L, "post1",
186 Optional.<String>absent()));
187 assertThat(memoryDatabase.getPost("post2"),
188 isPost(secondPost.getId(), 2000L, "post2", of(RECIPIENT_ID)));
189 assertThat(memoryDatabase.getPost("post3"), nullValue());
190 assertThat(memoryDatabase.getPostReply("reply1"),
191 isPostReply("reply1", "post1", 3000L, "reply1"));
192 assertThat(memoryDatabase.getPostReply("reply2"),
193 isPostReply("reply2", "post2", 4000L, "reply2"));
194 assertThat(memoryDatabase.getPostReply("reply3"),
195 isPostReply("reply3", "post1", 5000L, "reply3"));
196 assertThat(memoryDatabase.getPostReply("reply4"), nullValue());
197 assertThat(memoryDatabase.getAlbum("album1"),
198 isAlbum("album1", null, "album1", "album-description1"));
199 assertThat(memoryDatabase.getAlbum("album2"),
200 isAlbum("album2", null, "album2", "album-description2"));
201 assertThat(memoryDatabase.getAlbum("album3"),
202 isAlbum("album3", "album1", "album3", "album-description3"));
203 assertThat(memoryDatabase.getAlbum("album4"), nullValue());
204 assertThat(memoryDatabase.getImage("image1"),
205 isImage("image1", 1000L, "KSK@image1", "image1",
206 "image-description1", 16, 9));
207 assertThat(memoryDatabase.getImage("image2"),
208 isImage("image2", 2000L, "KSK@image2", "image2",
209 "image-description2", 32, 18));
210 assertThat(memoryDatabase.getImage("image3"),
211 isImage("image3", 3000L, "KSK@image3", "image3",
212 "image-description3", 48, 27));
213 assertThat(memoryDatabase.getImage("image4"), nullValue());
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(mock(Sone.class));
272 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), nullValue());
273 memoryDatabase.storeAlbum(newAlbum);
274 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), is(newAlbum));
275 memoryDatabase.removeAlbum(newAlbum);
276 assertThat(memoryDatabase.getAlbum(newAlbum.getId()), nullValue());
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<?>> prepareConfigurationValues() {
331 final Map<String, Value<?>> configurationValues = new HashMap<>();
332 when(configuration.getStringValue(anyString())).thenAnswer(new Answer<Value<String>>() {
334 public Value<String> answer(InvocationOnMock invocation) throws Throwable {
335 Value<?> value = configurationValues.get(invocation.<String>getArgument(0));
337 value = TestValue.from(null);
338 configurationValues.put(invocation.<String>getArgument(0), value);
340 return (Value<String>) value;
343 when(configuration.getLongValue(anyString())).thenAnswer(new Answer<Value<Long>>() {
345 public Value<Long> answer(InvocationOnMock invocation) throws Throwable {
346 Value<?> value = configurationValues.get(invocation.<String>getArgument(0));
348 value = TestValue.from(null);
349 configurationValues.put(invocation.<String>getArgument(0), value);
351 return (Value<Long>) value;
354 return configurationValues;
358 public void friendIsAddedCorrectlyToLocalSone() {
359 Map<String, Value<?>> configurationValues = prepareConfigurationValues();
360 when(sone.isLocal()).thenReturn(true);
361 memoryDatabase.addFriend(sone, "Friend1");
362 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
363 CoreMatchers.<Value<?>>is(TestValue.from("Friend1")));
364 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
365 CoreMatchers.<Value<?>>is(TestValue.<String>from(null)));
369 public void friendIsNotAddedToRemoteSone() {
370 memoryDatabase.addFriend(sone, "Friend1");
371 verify(configuration, never()).getStringValue(anyString());
375 public void friendIsRemovedCorrectlyFromLocalSone() {
376 Map<String, Value<?>> configurationValues = prepareConfigurationValues();
377 when(sone.isLocal()).thenReturn(true);
378 memoryDatabase.addFriend(sone, "Friend1");
379 memoryDatabase.removeFriend(sone, "Friend1");
380 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/0/ID"),
381 CoreMatchers.<Value<?>>is(TestValue.<String>from(null)));
382 assertThat(configurationValues.get("Sone/" + SONE_ID + "/Friends/1/ID"),
383 CoreMatchers.<Value<?>>is(TestValue.<String>from(null)));
387 public void configurationIsNotWrittenWhenANonFriendIsRemoved() {
388 prepareConfigurationValues();
389 when(sone.isLocal()).thenReturn(true);
390 memoryDatabase.removeFriend(sone, "Friend1");
391 verify(configuration).getStringValue(anyString());
395 public void soneFollowingTimeIsReturnedCorrectly() throws ConfigurationException {
396 prepareConfigurationValues();
397 configuration.getStringValue("SoneFollowingTimes/0/Sone").setValue("sone");
398 configuration.getLongValue("SoneFollowingTimes/0/Time").setValue(1000L);
399 assertThat(memoryDatabase.getFollowingTime("sone"), equalTo(1000L));
403 public void nullisReturnedWhenSoneIsNotFollowed() throws ConfigurationException {
404 prepareConfigurationValues();
405 configuration.getStringValue("SoneFollowingTimes/0/Sone").setValue("otherSone");
406 configuration.getLongValue("SoneFollowingTimes/0/Time").setValue(1000L);
407 assertThat(memoryDatabase.getFollowingTime("sone"), nullValue());
411 public void timeIsStoredInConfigurationWhenASoneIsFollowed() throws ConfigurationException {
412 prepareConfigurationValues();
413 when(sone.isLocal()).thenReturn(true);
414 memoryDatabase.addFriend(sone, "Friend");
415 assertThat(configuration.getStringValue("SoneFollowingTimes/0/Sone").getValue(), equalTo("Friend"));
416 assertThat(System.currentTimeMillis() - configuration.getLongValue("SoneFollowingTimes/0/Time").getValue(), lessThan(1000L));
417 assertThat(configuration.getStringValue("SoneFollowingTimes/1/Sone").getValue(), nullValue());
421 public void existingTimeIsNotOverwrittenWhenASoneIsFollowed() throws ConfigurationException {
422 prepareConfigurationValues();
423 configuration.getStringValue("SoneFollowingTimes/0/Sone").setValue("Friend");
424 configuration.getLongValue("SoneFollowingTimes/0/Time").setValue(1000L);
425 when(sone.isLocal()).thenReturn(true);
426 memoryDatabase.addFriend(sone, "Friend");
427 assertThat(configuration.getStringValue("SoneFollowingTimes/0/Sone").getValue(), equalTo("Friend"));
428 assertThat(configuration.getLongValue("SoneFollowingTimes/0/Time").getValue(), equalTo(1000L));
429 assertThat(configuration.getStringValue("SoneFollowingTimes/1/Sone").getValue(), nullValue());