1package cache
2
3import (
4 "strings"
5 "testing"
6 "time"
7
8 "github.com/stretchr/testify/assert"
9 "github.com/stretchr/testify/require"
10
11 "github.com/MichaelMure/git-bug/bug"
12 "github.com/MichaelMure/git-bug/query"
13 "github.com/MichaelMure/git-bug/repository"
14)
15
16func TestCache(t *testing.T) {
17 repo := repository.CreateGoGitTestRepo(false)
18 defer repository.CleanupTestRepos(repo)
19
20 cache, err := NewRepoCache(repo)
21 require.NoError(t, err)
22
23 // Create, set and get user identity
24 iden1, err := cache.NewIdentity("René Descartes", "rene@descartes.fr")
25 require.NoError(t, err)
26 err = cache.SetUserIdentity(iden1)
27 require.NoError(t, err)
28 userIden, err := cache.GetUserIdentity()
29 require.NoError(t, err)
30 require.Equal(t, iden1.Id(), userIden.Id())
31
32 // it's possible to create two identical identities
33 iden2, err := cache.NewIdentity("René Descartes", "rene@descartes.fr")
34 require.NoError(t, err)
35
36 // Two identical identities yield a different id
37 require.NotEqual(t, iden1.Id(), iden2.Id())
38
39 // There is now two identities in the cache
40 require.Len(t, cache.AllIdentityIds(), 2)
41 require.Len(t, cache.identitiesExcerpts, 2)
42 require.Len(t, cache.identities, 2)
43
44 // Create a bug
45 bug1, _, err := cache.NewBug("title", "message")
46 require.NoError(t, err)
47
48 // It's possible to create two identical bugs
49 bug2, _, err := cache.NewBug("title", "message")
50 require.NoError(t, err)
51
52 // two identical bugs yield a different id
53 require.NotEqual(t, bug1.Id(), bug2.Id())
54
55 // There is now two bugs in the cache
56 require.Len(t, cache.AllBugsIds(), 2)
57 require.Len(t, cache.bugExcerpts, 2)
58 require.Len(t, cache.bugs, 2)
59
60 // Resolving
61 _, err = cache.ResolveIdentity(iden1.Id())
62 require.NoError(t, err)
63 _, err = cache.ResolveIdentityExcerpt(iden1.Id())
64 require.NoError(t, err)
65 _, err = cache.ResolveIdentityPrefix(iden1.Id().String()[:10])
66 require.NoError(t, err)
67
68 _, err = cache.ResolveBug(bug1.Id())
69 require.NoError(t, err)
70 _, err = cache.ResolveBugExcerpt(bug1.Id())
71 require.NoError(t, err)
72 _, err = cache.ResolveBugPrefix(bug1.Id().String()[:10])
73 require.NoError(t, err)
74
75 // Querying
76 q, err := query.Parse("status:open author:descartes sort:edit-asc")
77 require.NoError(t, err)
78 res, err := cache.QueryBugs(q)
79 require.NoError(t, err)
80 require.Len(t, res, 2)
81
82 // Close
83 require.NoError(t, cache.Close())
84 require.Empty(t, cache.bugs)
85 require.Empty(t, cache.bugExcerpts)
86 require.Empty(t, cache.identities)
87 require.Empty(t, cache.identitiesExcerpts)
88
89 // Reload, only excerpt are loaded
90 cache, err = NewRepoCache(repo)
91 require.NoError(t, err)
92 require.Empty(t, cache.bugs)
93 require.Empty(t, cache.identities)
94 require.Len(t, cache.bugExcerpts, 2)
95 require.Len(t, cache.identitiesExcerpts, 2)
96
97 // Resolving load from the disk
98 _, err = cache.ResolveIdentity(iden1.Id())
99 require.NoError(t, err)
100 _, err = cache.ResolveIdentityExcerpt(iden1.Id())
101 require.NoError(t, err)
102 _, err = cache.ResolveIdentityPrefix(iden1.Id().String()[:10])
103 require.NoError(t, err)
104
105 _, err = cache.ResolveBug(bug1.Id())
106 require.NoError(t, err)
107 _, err = cache.ResolveBugExcerpt(bug1.Id())
108 require.NoError(t, err)
109 _, err = cache.ResolveBugPrefix(bug1.Id().String()[:10])
110 require.NoError(t, err)
111}
112
113func TestPushPull(t *testing.T) {
114 repoA, repoB, remote := repository.SetupReposAndRemote()
115 defer repository.CleanupTestRepos(repoA, repoB, remote)
116
117 cacheA, err := NewRepoCache(repoA)
118 require.NoError(t, err)
119
120 cacheB, err := NewRepoCache(repoB)
121 require.NoError(t, err)
122
123 // Create, set and get user identity
124 reneA, err := cacheA.NewIdentity("René Descartes", "rene@descartes.fr")
125 require.NoError(t, err)
126 err = cacheA.SetUserIdentity(reneA)
127 require.NoError(t, err)
128
129 // distribute the identity
130 _, err = cacheA.Push("origin")
131 require.NoError(t, err)
132 err = cacheB.Pull("origin")
133 require.NoError(t, err)
134
135 // Create a bug in A
136 _, _, err = cacheA.NewBug("bug1", "message")
137 require.NoError(t, err)
138
139 // A --> remote --> B
140 _, err = cacheA.Push("origin")
141 require.NoError(t, err)
142
143 err = cacheB.Pull("origin")
144 require.NoError(t, err)
145
146 require.Len(t, cacheB.AllBugsIds(), 1)
147
148 // retrieve and set identity
149 reneB, err := cacheB.ResolveIdentity(reneA.Id())
150 require.NoError(t, err)
151
152 err = cacheB.SetUserIdentity(reneB)
153 require.NoError(t, err)
154
155 // B --> remote --> A
156 _, _, err = cacheB.NewBug("bug2", "message")
157 require.NoError(t, err)
158
159 _, err = cacheB.Push("origin")
160 require.NoError(t, err)
161
162 err = cacheA.Pull("origin")
163 require.NoError(t, err)
164
165 require.Len(t, cacheA.AllBugsIds(), 2)
166}
167
168func TestRemove(t *testing.T) {
169 repo := repository.CreateGoGitTestRepo(false)
170 remoteA := repository.CreateGoGitTestRepo(true)
171 remoteB := repository.CreateGoGitTestRepo(true)
172 defer repository.CleanupTestRepos(repo, remoteA, remoteB)
173
174 err := repo.AddRemote("remoteA", remoteA.GetLocalRemote())
175 require.NoError(t, err)
176
177 err = repo.AddRemote("remoteB", remoteB.GetLocalRemote())
178 require.NoError(t, err)
179
180 repoCache, err := NewRepoCache(repo)
181 require.NoError(t, err)
182
183 rene, err := repoCache.NewIdentity("René Descartes", "rene@descartes.fr")
184 require.NoError(t, err)
185
186 err = repoCache.SetUserIdentity(rene)
187 require.NoError(t, err)
188
189 _, _, err = repoCache.NewBug("title", "message")
190 require.NoError(t, err)
191
192 // and one more for testing
193 b1, _, err := repoCache.NewBug("title", "message")
194 require.NoError(t, err)
195
196 _, err = repoCache.Push("remoteA")
197 require.NoError(t, err)
198
199 _, err = repoCache.Push("remoteB")
200 require.NoError(t, err)
201
202 _, err = repoCache.Fetch("remoteA")
203 require.NoError(t, err)
204
205 _, err = repoCache.Fetch("remoteB")
206 require.NoError(t, err)
207
208 err = repoCache.RemoveBug(b1.Id().String())
209 require.NoError(t, err)
210 assert.Equal(t, 1, len(repoCache.bugs))
211 assert.Equal(t, 1, len(repoCache.bugExcerpts))
212
213 _, err = repoCache.ResolveBug(b1.Id())
214 assert.Error(t, bug.ErrBugNotExist, err)
215}
216
217func TestCacheEviction(t *testing.T) {
218 repo := repository.CreateGoGitTestRepo(false)
219 repoCache, err := NewRepoCache(repo)
220 require.NoError(t, err)
221 repoCache.setCacheSize(2)
222
223 require.Equal(t, 2, repoCache.maxLoadedBugs)
224 require.Equal(t, 0, repoCache.loadedBugs.Len())
225 require.Equal(t, 0, len(repoCache.bugs))
226
227 // Generating some bugs
228 rene, err := repoCache.NewIdentity("René Descartes", "rene@descartes.fr")
229 require.NoError(t, err)
230 err = repoCache.SetUserIdentity(rene)
231 require.NoError(t, err)
232
233 bug1, _, err := repoCache.NewBug("title", "message")
234 require.NoError(t, err)
235
236 checkBugPresence(t, repoCache, bug1, true)
237 require.Equal(t, 1, repoCache.loadedBugs.Len())
238 require.Equal(t, 1, len(repoCache.bugs))
239
240 bug2, _, err := repoCache.NewBug("title", "message")
241 require.NoError(t, err)
242
243 checkBugPresence(t, repoCache, bug1, true)
244 checkBugPresence(t, repoCache, bug2, true)
245 require.Equal(t, 2, repoCache.loadedBugs.Len())
246 require.Equal(t, 2, len(repoCache.bugs))
247
248 // Number of bugs should not exceed max size of lruCache, oldest one should be evicted
249 bug3, _, err := repoCache.NewBug("title", "message")
250 require.NoError(t, err)
251
252 require.Equal(t, 2, repoCache.loadedBugs.Len())
253 require.Equal(t, 2, len(repoCache.bugs))
254 checkBugPresence(t, repoCache, bug1, false)
255 checkBugPresence(t, repoCache, bug2, true)
256 checkBugPresence(t, repoCache, bug3, true)
257
258 // Accessing bug should update position in lruCache and therefore it should not be evicted
259 repoCache.loadedBugs.Get(bug2.Id())
260 oldestId, _ := repoCache.loadedBugs.GetOldest()
261 require.Equal(t, bug3.Id(), oldestId)
262
263 checkBugPresence(t, repoCache, bug1, false)
264 checkBugPresence(t, repoCache, bug2, true)
265 checkBugPresence(t, repoCache, bug3, true)
266 require.Equal(t, 2, repoCache.loadedBugs.Len())
267 require.Equal(t, 2, len(repoCache.bugs))
268}
269
270func checkBugPresence(t *testing.T, cache *RepoCache, bug *BugCache, presence bool) {
271 id := bug.Id()
272 require.Equal(t, presence, cache.loadedBugs.Contains(id))
273 b, ok := cache.bugs[id]
274 require.Equal(t, presence, ok)
275 if ok {
276 require.Equal(t, bug, b)
277 }
278}
279
280func TestLongDescription(t *testing.T) {
281 // See https://github.com/MichaelMure/git-bug/issues/606
282
283 text := strings.Repeat("x", 65536)
284
285 repo := repository.CreateGoGitTestRepo(false)
286 defer repository.CleanupTestRepos(repo)
287
288 backend, err := NewRepoCache(repo)
289 require.NoError(t, err)
290
291 i, err := backend.NewIdentity("René Descartes", "rene@descartes.fr")
292 require.NoError(t, err)
293
294 _, _, err = backend.NewBugRaw(i, time.Now().Unix(), text, text, nil, nil)
295 require.NoError(t, err)
296}