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
|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequests::RetargetChainService do
include ProjectForksHelper
let_it_be(:user) { create(:user) }
let_it_be(:merge_request, reload: true) { create(:merge_request, assignees: [user]) }
let_it_be(:project) { merge_request.project }
subject { described_class.new(project, user).execute(merge_request) }
before do
project.add_maintainer(user)
end
describe '#execute' do
context 'when there is another MR' do
let!(:another_merge_request) do
create(:merge_request,
source_project: source_project,
source_branch: 'my-awesome-feature',
target_project: merge_request.source_project,
target_branch: merge_request.source_branch
)
end
shared_examples 'does not retarget merge request' do
it 'another merge request is unchanged' do
expect { subject }.not_to change { another_merge_request.reload.target_branch }
.from(merge_request.source_branch)
end
end
shared_examples 'retargets merge request' do
it 'another merge request is retargeted' do
expect(SystemNoteService)
.to receive(:change_branch).once
.with(another_merge_request, another_merge_request.project, user,
'target', 'delete',
merge_request.source_branch, merge_request.target_branch)
expect { subject }.to change { another_merge_request.reload.target_branch }
.from(merge_request.source_branch)
.to(merge_request.target_branch)
end
context 'when FF retarget_merge_requests is disabled' do
before do
stub_feature_flags(retarget_merge_requests: false)
end
include_examples 'does not retarget merge request'
end
end
context 'in the same project' do
let(:source_project) { project }
context 'and current is merged' do
before do
merge_request.mark_as_merged
end
it_behaves_like 'retargets merge request'
end
context 'and current is closed' do
before do
merge_request.close
end
it_behaves_like 'does not retarget merge request'
end
context 'and another is closed' do
before do
another_merge_request.close
end
it_behaves_like 'does not retarget merge request'
end
context 'and another is merged' do
before do
another_merge_request.mark_as_merged
end
it_behaves_like 'does not retarget merge request'
end
end
context 'in forked project' do
let!(:source_project) { fork_project(project) }
context 'when user has access to source project' do
before do
source_project.add_developer(user)
merge_request.mark_as_merged
end
it_behaves_like 'retargets merge request'
end
context 'when user does not have access to source project' do
it_behaves_like 'does not retarget merge request'
end
end
context 'and current and another MR is from a fork' do
let(:project) { create(:project) }
let(:source_project) { fork_project(project) }
let(:merge_request) do
create(:merge_request,
source_project: source_project,
target_project: project
)
end
before do
source_project.add_developer(user)
end
it_behaves_like 'does not retarget merge request'
end
end
context 'when many merge requests are to be retargeted' do
let!(:many_merge_requests) do
create_list(:merge_request, 10, :unique_branches,
source_project: merge_request.source_project,
target_project: merge_request.source_project,
target_branch: merge_request.source_branch
)
end
before do
merge_request.mark_as_merged
end
it 'retargets only 4 of them' do
subject
expect(many_merge_requests.each(&:reload).pluck(:target_branch).tally)
.to eq(
merge_request.source_branch => 6,
merge_request.target_branch => 4
)
end
end
end
end
|
