1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Snippets::CreateService do
describe '#execute' do
let_it_be(:user) { create(:user) }
let_it_be(:admin) { create(:user, :admin) }
let(:opts) { base_opts.merge(extra_opts) }
let(:base_opts) do
{
title: 'Test snippet',
file_name: 'snippet.rb',
content: 'puts "hello world"',
visibility_level: Gitlab::VisibilityLevel::PRIVATE
}
end
let(:extra_opts) { {} }
let(:creator) { admin }
subject { described_class.new(project, creator, opts).execute }
let(:snippet) { subject.payload[:snippet] }
shared_examples 'a service that creates a snippet' do
it 'creates a snippet with the provided attributes' do
expect(snippet.title).to eq(opts[:title])
expect(snippet.file_name).to eq(opts[:file_name])
expect(snippet.content).to eq(opts[:content])
expect(snippet.visibility_level).to eq(opts[:visibility_level])
end
end
shared_examples 'public visibility level restrictions apply' do
let(:extra_opts) { { visibility_level: Gitlab::VisibilityLevel::PUBLIC } }
before do
stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PUBLIC])
end
context 'when user is not an admin' do
let(:creator) { user }
it 'responds with an error' do
expect(subject).to be_error
end
it 'does not create a public snippet' do
expect(subject.message).to match('has been restricted')
end
end
context 'when user is an admin' do
it 'responds with success' do
expect(subject).to be_success
end
it 'creates a public snippet' do
expect(snippet.visibility_level).to eq(Gitlab::VisibilityLevel::PUBLIC)
end
end
describe 'when visibility level is passed as a string' do
let(:extra_opts) { { visibility: 'internal' } }
before do
base_opts.delete(:visibility_level)
end
it 'assigns the correct visibility level' do
expect(subject).to be_success
expect(snippet.visibility_level).to eq(Gitlab::VisibilityLevel::INTERNAL)
end
end
end
shared_examples 'snippet create data is tracked' do
let(:counter) { Gitlab::UsageDataCounters::SnippetCounter }
it 'increments count when create succeeds' do
expect { subject }.to change { counter.read(:create) }.by 1
end
context 'when create fails' do
let(:opts) { {} }
it 'does not increment count' do
expect { subject }.not_to change { counter.read(:create) }
end
end
end
shared_examples 'an error service response when save fails' do
let(:extra_opts) { { content: nil } }
it 'responds with an error' do
expect(subject).to be_error
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
end
shared_examples 'creates repository and files' do
it 'creates repository' do
subject
expect(snippet.repository.exists?).to be_truthy
end
it 'commits the files to the repository' do
subject
blob = snippet.repository.blob_at('master', base_opts[:file_name])
expect(blob.data).to eq base_opts[:content]
end
context 'when repository creation action fails' do
before do
allow_next_instance_of(Snippet) do |instance|
allow(instance).to receive(:create_repository).and_return(nil)
end
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
it 'returns a generic creation error' do
expect(snippet.errors[:repository]).to eq ['Error creating the snippet - Repository could not be created']
end
it 'does not return a snippet with an id' do
expect(snippet.id).to be_nil
end
end
context 'when repository creation fails with invalid file name' do
let(:extra_opts) { { file_name: 'invalid://file/name/here' } }
it 'returns an appropriate error' do
expect(snippet.errors[:repository]).to eq ['Error creating the snippet - Invalid file name']
end
end
context 'when the commit action fails' do
let(:error) { SnippetRepository::CommitError.new('foobar') }
before do
allow_next_instance_of(SnippetRepository) do |instance|
allow(instance).to receive(:multi_files_action).and_raise(error)
end
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
it 'destroys the created repository' do
expect_next_instance_of(Repository) do |instance|
expect(instance).to receive(:remove).and_call_original
end
subject
end
it 'destroys the snippet_repository' do
subject
expect(SnippetRepository.count).to be_zero
end
it 'logs the error' do
expect(Gitlab::ErrorTracking).to receive(:log_exception).with(error, service: 'Snippets::CreateService')
subject
end
it 'returns a generic error' do
expect(subject).to be_error
expect(snippet.errors[:repository]).to eq ['Error creating the snippet']
end
end
context 'when snippet creation fails' do
let(:extra_opts) { { content: nil } }
it 'does not create repository' do
expect do
subject
end.not_to change(Snippet, :count)
expect(snippet.repository_exists?).to be_falsey
end
end
end
shared_examples 'after_save callback to store_mentions' do |mentionable_class|
context 'when mentionable attributes change' do
let(:extra_opts) { { description: "Description with #{user.to_reference}" } }
it 'saves mentions' do
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).to receive(:store_mentions!).and_call_original
end
expect(snippet.user_mentions.count).to eq 1
end
end
context 'when mentionable attributes do not change' do
it 'does not call store_mentions' do
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).not_to receive(:store_mentions!)
end
expect(snippet.user_mentions.count).to eq 0
end
end
context 'when save fails' do
it 'does not call store_mentions' do
base_opts.delete(:title)
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).not_to receive(:store_mentions!)
end
expect(snippet.valid?).to be false
end
end
end
shared_examples 'when snippet_actions param is present' do
let(:file_path) { 'snippet_file_path.rb' }
let(:content) { 'snippet_content' }
let(:snippet_actions) { [{ action: 'create', file_path: file_path, content: content }] }
let(:base_opts) do
{
title: 'Test snippet',
visibility_level: Gitlab::VisibilityLevel::PRIVATE,
snippet_actions: snippet_actions
}
end
it 'creates a snippet with the provided attributes' do
expect(snippet.title).to eq(opts[:title])
expect(snippet.visibility_level).to eq(opts[:visibility_level])
expect(snippet.file_name).to eq(file_path)
expect(snippet.content).to eq(content)
end
it 'commit the files to the repository' do
expect(subject).to be_success
blob = snippet.repository.blob_at('master', file_path)
expect(blob.data).to eq content
end
context 'when content or file_name params are present' do
let(:extra_opts) { { content: 'foo', file_name: 'path' } }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:content)).to eq ['Content and snippet files cannot be used together']
expect(snippet.errors.full_messages_for(:file_name)).to eq ['File name and snippet files cannot be used together']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when snippet_actions param is invalid' do
let(:snippet_actions) { [{ action: 'invalid_action', file_path: 'snippet_file_path.rb', content: 'snippet_content' }] }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:snippet_actions)).to eq ['Snippet actions have invalid data']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when snippet_actions contain an action different from "create"' do
let(:snippet_actions) { [{ action: 'delete', file_path: 'snippet_file_path.rb' }] }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:snippet_actions)).to eq ['Snippet actions have invalid data']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when "create" operation does not have file_path or is empty' do
let(:snippet_actions) { [{ action: 'create', content: content }, { action: 'create', content: content, file_path: '' }] }
it 'generates the file path for the files' do
expect(subject).to be_success
expect(snippet.repository.blob_at('master', 'snippetfile1.txt').data).to eq content
expect(snippet.repository.blob_at('master', 'snippetfile2.txt').data).to eq content
end
end
end
context 'when ProjectSnippet' do
let_it_be(:project) { create(:project) }
before do
project.add_developer(user)
end
it_behaves_like 'a service that creates a snippet'
it_behaves_like 'public visibility level restrictions apply'
it_behaves_like 'snippets spam check is performed'
it_behaves_like 'snippet create data is tracked'
it_behaves_like 'an error service response when save fails'
it_behaves_like 'creates repository and files'
it_behaves_like 'after_save callback to store_mentions', ProjectSnippet
it_behaves_like 'when snippet_actions param is present'
it_behaves_like 'invalid params error response'
context 'when uploaded files are passed to the service' do
let(:extra_opts) { { files: ['foo'] } }
it 'does not move uploaded files to the snippet' do
expect_next_instance_of(described_class) do |instance|
expect(instance).to receive(:move_temporary_files).and_call_original
end
expect_any_instance_of(FileMover).not_to receive(:execute)
subject
end
end
end
context 'when PersonalSnippet' do
let(:project) { nil }
it_behaves_like 'a service that creates a snippet'
it_behaves_like 'public visibility level restrictions apply'
it_behaves_like 'snippets spam check is performed'
it_behaves_like 'snippet create data is tracked'
it_behaves_like 'an error service response when save fails'
it_behaves_like 'creates repository and files'
it_behaves_like 'after_save callback to store_mentions', PersonalSnippet
it_behaves_like 'when snippet_actions param is present'
it_behaves_like 'invalid params error response'
context 'when the snippet description contains files' do
include FileMoverHelpers
let(:title) { 'Title' }
let(:picture_secret) { SecureRandom.hex }
let(:text_secret) { SecureRandom.hex }
let(:picture_file) { "/-/system/user/#{creator.id}/#{picture_secret}/picture.jpg" }
let(:text_file) { "/-/system/user/#{creator.id}/#{text_secret}/text.txt" }
let(:files) { [picture_file, text_file] }
let(:description) do
"Description with picture: ![picture](/uploads#{picture_file}) and "\
"text: [text.txt](/uploads#{text_file})"
end
before do
allow(FileUtils).to receive(:mkdir_p)
allow(FileUtils).to receive(:move)
end
let(:extra_opts) { { description: description, title: title, files: files } }
it 'stores the snippet description correctly' do
stub_file_mover(text_file)
stub_file_mover(picture_file)
snippet = subject.payload[:snippet]
expected_description = "Description with picture: "\
"![picture](/uploads/-/system/personal_snippet/#{snippet.id}/#{picture_secret}/picture.jpg) and "\
"text: [text.txt](/uploads/-/system/personal_snippet/#{snippet.id}/#{text_secret}/text.txt)"
expect(snippet.description).to eq(expected_description)
end
context 'when there is a validation error' do
let(:title) { nil }
it 'does not move uploaded files to the snippet' do
expect_any_instance_of(described_class).not_to receive(:move_temporary_files)
subject
end
end
end
end
end
end
|