package net.pterodactylus.sone.database.memory;
-import static com.google.common.base.Optional.fromNullable;
+import static net.pterodactylus.sone.test.Matchers.isPostWithId;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.is;
-import static org.mockito.Matchers.anyString;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.util.HashMap;
import net.pterodactylus.sone.data.Post;
-import com.google.common.base.Optional;
import org.junit.Before;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
/**
* Unit test for {@link MemoryBookmarkDatabase}.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
public class MemoryBookmarkDatabaseTest {
private final MemoryDatabase memoryDatabase = mock(MemoryDatabase.class);
- private final ConfigurationLoader configurationLoader = mock(ConfigurationLoader.class);
+ private final ConfigurationLoader configurationLoader =
+ mock(ConfigurationLoader.class);
private final MemoryBookmarkDatabase bookmarkDatabase =
new MemoryBookmarkDatabase(memoryDatabase, configurationLoader);
- private final Map<String, Post> posts = new HashMap<String, Post>();
+ private final Map<String, Post> posts = new HashMap<>();
@Before
public void setupMemoryDatabase() {
when(memoryDatabase.getPost(anyString())).thenAnswer(
- new Answer<Optional<Post>>() {
+ new Answer<Post>() {
@Override
- public Optional<Post> answer(
+ public Post answer(
InvocationOnMock invocation) {
- return fromNullable(
- posts.get(invocation.getArguments()[0]));
+ return posts.get(invocation.getArguments()[0]);
}
});
}
@Before
public void setupPosts() {
- createPost("PostId1");
- createPost("PostId2");
+ createAndRegisterPost("PostId1");
+ createAndRegisterPost("PostId2");
}
- private void createPost(String postId) {
+ private Post createAndRegisterPost(String postId) {
+ Post post = createPost(postId);
+ posts.put(postId, post);
+ return post;
+ }
+
+ private Post createPost(String postId) {
Post post = mock(Post.class);
when(post.getId()).thenReturn(postId);
- posts.put(postId, post);
+ return post;
}
@Test
public void bookmarkDatabaseRetainsBookmarkedPosts() {
- Set<Post> allPosts = new HashSet<Post>(posts.values());
+ Set<Post> allPosts = new HashSet<>(posts.values());
for (Post post : allPosts) {
bookmarkDatabase.bookmarkPost(post);
}
}
@Test
+ public void bookmarkingAPostSavesTheDatabase() {
+ for (Post post : posts.values()) {
+ bookmarkDatabase.bookmarkPost(post);
+ }
+ verify(configurationLoader, times(posts.size()))
+ .saveBookmarkedPosts(any(Set.class));
+ }
+
+ @Test
+ public void unbookmarkingAPostSavesTheDatabase() {
+ for (Post post : posts.values()) {
+ bookmarkDatabase.bookmarkPost(post);
+ bookmarkDatabase.unbookmarkPost(post);
+ }
+ verify(configurationLoader, times(posts.size() * 2))
+ .saveBookmarkedPosts(any(Set.class));
+ }
+
+ @Test
public void removingABookmarkRemovesTheCorrectBookmark() {
- Set<Post> allPosts = new HashSet<Post>(posts.values());
+ Set<Post> allPosts = new HashSet<>(posts.values());
for (Post post : allPosts) {
bookmarkDatabase.bookmarkPost(post);
}
}
@Test
- public void addingABookmarkByIdBookmarksTheCorrectPost() {
- Post randomPost = posts.values().iterator().next();
- bookmarkDatabase.bookmarkPost(randomPost.getId());
- assertThat(bookmarkDatabase.getBookmarkedPosts(),
- contains(randomPost));
+ public void startingTheDatabaseLoadsBookmarkedPosts() {
+ bookmarkDatabase.start();
+ verify(configurationLoader).loadBookmarkedPosts();
+ }
+
+ @Test
+ public void stoppingTheDatabaseSavesTheBookmarkedPosts() {
+ bookmarkDatabase.stop();
+ verify(configurationLoader).saveBookmarkedPosts(any(Set.class));
+ }
+
+ @Test
+ public void bookmarkedPostsIncludeNotYetLoadedPosts() {
+ bookmarkDatabase.bookmarkPost(posts.get("PostId1"));
+ bookmarkDatabase.bookmarkPost(createPost("PostId3"));
+ final Set<Post> bookmarkedPosts =
+ bookmarkDatabase.getBookmarkedPosts();
+ assertThat(bookmarkedPosts,
+ contains(isPostWithId("PostId1"), isPostWithId("PostId3")));
}
}