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