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
require 'spec_helper'
describe Gitlab::Ci::PipelineDuration do
let(:calculated_duration) { calculate(data) }
shared_examples 'calculating duration' do
it do
expect(calculated_duration).to eq(duration)
end
end
context 'test sample A' do
let(:data) do
[[0, 1],
[1, 2],
[3, 4],
[5, 6]]
end
let(:duration) { 4 }
it_behaves_like 'calculating duration'
end
context 'test sample B' do
let(:data) do
[[0, 1],
[1, 2],
[2, 3],
[3, 4],
[0, 4]]
end
let(:duration) { 4 }
it_behaves_like 'calculating duration'
end
context 'test sample C' do
let(:data) do
[[0, 4],
[2, 6],
[5, 7],
[8, 9]]
end
let(:duration) { 8 }
it_behaves_like 'calculating duration'
end
context 'test sample D' do
let(:data) do
[[0, 1],
[2, 3],
[4, 5],
[6, 7]]
end
let(:duration) { 4 }
it_behaves_like 'calculating duration'
end
context 'test sample E' do
let(:data) do
[[0, 1],
[3, 9],
[3, 4],
[3, 5],
[3, 8],
[4, 5],
[4, 7],
[5, 8]]
end
let(:duration) { 7 }
it_behaves_like 'calculating duration'
end
context 'test sample F' do
let(:data) do
[[1, 3],
[2, 4],
[2, 4],
[2, 4],
[5, 8]]
end
let(:duration) { 6 }
it_behaves_like 'calculating duration'
end
context 'test sample G' do
let(:data) do
[[1, 3],
[2, 4],
[6, 7]]
end
let(:duration) { 4 }
it_behaves_like 'calculating duration'
end
def calculate(data)
periods = data.shuffle.map do |(first, last)|
Gitlab::Ci::PipelineDuration::Period.new(first, last)
end
Gitlab::Ci::PipelineDuration.from_periods(periods.sort_by(&:first))
end
end