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
|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Diff::FileCollection::MergeRequestDiffBatch, feature_category: :code_review do
let(:merge_request) { create(:merge_request) }
let(:batch_page) { 0 }
let(:batch_size) { 10 }
let(:diffable) { merge_request.merge_request_diff }
let(:diff_files_relation) { diffable.merge_request_diff_files }
subject do
described_class.new(diffable,
batch_page,
batch_size,
diff_options: nil)
end
let(:diff_files) { subject.diff_files }
describe 'initialize' do
it 'memoizes pagination_data' do
expect(subject.pagination_data).to eq(total_pages: 20)
end
end
describe '#diff_files' do
let(:batch_size) { 3 }
let(:paginated_rel) { diff_files_relation.offset(batch_page).limit(batch_size) }
let(:expected_batch_files) do
paginated_rel.map(&:new_path)
end
it 'returns paginated diff files' do
expect(diff_files.size).to eq(3)
end
it 'returns a valid instance of a DiffCollection' do
expect(diff_files).to be_a(Gitlab::Git::DiffCollection)
end
context 'first page' do
it 'returns correct diff files' do
expect(diff_files.map(&:new_path)).to eq(expected_batch_files)
end
end
context 'another page' do
let(:batch_page) { 1 }
it 'returns correct diff files' do
expect(diff_files.map(&:new_path)).to eq(expected_batch_files)
end
end
context 'nil batch_page' do
let(:batch_page) { nil }
it 'returns correct diff files' do
expected_batch_files =
diff_files_relation.offset(described_class::DEFAULT_BATCH_PAGE).limit(batch_size).map(&:new_path)
expect(diff_files.map(&:new_path)).to eq(expected_batch_files)
end
end
context 'nil batch_size' do
let(:batch_size) { nil }
it 'returns correct diff files' do
expected_batch_files =
diff_files_relation.offset(batch_page).limit(described_class::DEFAULT_BATCH_SIZE).map(&:new_path)
expect(diff_files.map(&:new_path)).to eq(expected_batch_files)
end
end
context 'invalid page' do
let(:batch_page) { 999 }
it 'returns correct diff files' do
expect(diff_files.map(&:new_path)).to be_empty
end
end
context 'last page' do
it 'returns correct diff files' do
last_page = diff_files_relation.count - batch_size
collection = described_class.new(diffable,
last_page,
batch_size,
diff_options: nil)
expected_batch_files = diff_files_relation.offset(last_page).limit(batch_size).map(&:new_path)
expect(collection.diff_files.map(&:new_path)).to eq(expected_batch_files)
end
end
end
it_behaves_like 'unfoldable diff' do
subject do
described_class.new(merge_request.merge_request_diff,
batch_page,
batch_size,
diff_options: nil)
end
end
it_behaves_like 'diff statistics' do
let(:collection_default_args) do
{ diff_options: {} }
end
let(:diffable) { merge_request.merge_request_diff }
let(:batch_page) { 10 }
let(:stub_path) { '.gitignore' }
subject do
described_class.new(merge_request.merge_request_diff,
batch_page,
batch_size,
**collection_default_args)
end
end
it_behaves_like 'cacheable diff collection' do
let(:cacheable_files_count) { batch_size }
end
it_behaves_like 'unsortable diff files' do
let(:diffable) { merge_request.merge_request_diff }
let(:collection_default_args) do
{ diff_options: {} }
end
subject do
described_class.new(merge_request.merge_request_diff,
batch_page,
batch_size,
**collection_default_args)
end
end
end
|