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
|
# frozen_string_literal: true
require 'rubocop_spec_helper'
require 'rubocop'
require 'rubocop/rspec/support'
require_relative '../../../../rubocop/cop/gitlab/mark_used_feature_flags'
RSpec.describe RuboCop::Cop::Gitlab::MarkUsedFeatureFlags do
let(:defined_feature_flags) do
%w[a_feature_flag foo_hello foo_world bar_baz baz]
end
before do
allow(cop).to receive(:defined_feature_flags).and_return(defined_feature_flags)
allow(cop).to receive(:usage_data_counters_known_event_feature_flags).and_return([])
described_class.feature_flags_already_tracked = false
end
def feature_flag_path(feature_flag_name)
File.expand_path("../../../../tmp/feature_flags/#{feature_flag_name}.used", __dir__)
end
shared_examples 'sets flag as used' do |method_call, flags_to_be_set|
it 'sets the flag as used' do
Array(flags_to_be_set).each do |flag_to_be_set|
expect(FileUtils).to receive(:touch).with(feature_flag_path(flag_to_be_set))
end
expect_no_offenses(<<~RUBY)
class Foo < ApplicationRecord
#{method_call}
end
RUBY
end
end
shared_examples 'does not set any flags as used' do |method_call|
it 'sets the flag as used' do
expect(FileUtils).not_to receive(:touch)
expect_no_offenses(method_call)
end
end
%w[
Feature.enabled?
Feature.disabled?
push_frontend_feature_flag
YamlProcessor::FeatureFlags.enabled?
].each do |feature_flag_method|
context "#{feature_flag_method} method" do
context 'a string feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}("foo")|, 'foo'
end
context 'a symbol feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(:foo)|, 'foo'
end
context 'an interpolated string feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}("foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated symbol feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(:"foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'a string with a "/" in it' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}("bar/baz")|, 'bar_baz'
end
context 'an interpolated string feature flag with a string prefix and suffix' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(:"foo_\#{bar}_baz")|
end
context 'a dynamic string feature flag as a variable' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(a_variable, an_arg)|
end
context 'an integer feature flag' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(123)|
end
end
end
%w[
Feature::Gitaly.enabled?
Feature::Gitaly.disabled?
].each do |feature_flag_method|
context "#{feature_flag_method} method" do
context 'a string feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}("foo")|, 'gitaly_foo'
end
context 'a symbol feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(:foo)|, 'gitaly_foo'
end
context 'an interpolated string feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}("foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated symbol feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(:"foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated string feature flag with a string prefix and suffix' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(:"foo_\#{bar}_baz")|
end
context 'a dynamic string feature flag as a variable' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(a_variable, an_arg)|
end
context 'an integer feature flag' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(123)|
end
end
end
context 'with the experiment method' do
context 'a string feature flag' do
include_examples 'sets flag as used', %q|experiment("baz")|, %w[baz]
end
context 'a symbol feature flag' do
include_examples 'sets flag as used', %q|experiment(:baz)|, %w[baz]
end
context 'an interpolated string feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|experiment("foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated symbol feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|experiment(:"foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated string feature flag with a string prefix and suffix' do
include_examples 'does not set any flags as used', %Q|experiment(:"foo_\#{bar}_baz")|
end
context 'a dynamic string feature flag as a variable' do
include_examples 'does not set any flags as used', %q|experiment(a_variable, an_arg)|
end
context 'an integer feature flag' do
include_examples 'does not set any flags as used', %q|experiment(123)|
end
end
%w[
use_rugged?
].each do |feature_flag_method|
context "#{feature_flag_method} method" do
context 'a string feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(arg, "baz")|, 'baz'
end
context 'a symbol feature flag' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(arg, :baz)|, 'baz'
end
context 'an interpolated string feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(arg, "foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated symbol feature flag with a string prefix' do
include_examples 'sets flag as used', %Q|#{feature_flag_method}(arg, :"foo_\#{bar}")|, %w[foo_hello foo_world]
end
context 'an interpolated string feature flag with a string prefix and suffix' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(arg, :"foo_\#{bar}_baz")|
end
context 'a dynamic string feature flag as a variable' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(a_variable, an_arg)|
end
context 'an integer feature flag' do
include_examples 'does not set any flags as used', %Q|#{feature_flag_method}(arg, 123)|
end
end
end
describe 'self.limit_feature_flag = :foo' do
include_examples 'sets flag as used', 'self.limit_feature_flag = :foo', 'foo'
end
describe 'self.limit_feature_flag_for_override = :foo' do
include_examples 'sets flag as used', 'self.limit_feature_flag_for_override = :foo', 'foo'
end
describe 'FEATURE_FLAG = :foo' do
include_examples 'sets flag as used', 'FEATURE_FLAG = :foo', 'foo'
end
describe 'Worker `data_consistency` method' do
include_examples 'sets flag as used', 'data_consistency :delayed, feature_flag: :foo', 'foo'
include_examples 'does not set any flags as used', 'data_consistency :delayed'
end
describe 'Worker `deduplicate` method' do
include_examples 'sets flag as used', 'deduplicate :delayed, feature_flag: :foo', 'foo'
include_examples 'does not set any flags as used', 'deduplicate :delayed'
end
describe "tracking of usage data metrics known events happens at the beginning of inspection" do
let(:usage_data_counters_known_event_feature_flags) { ['an_event_feature_flag'] }
before do
allow(cop).to receive(:usage_data_counters_known_event_feature_flags).and_return(usage_data_counters_known_event_feature_flags)
end
include_examples 'sets flag as used', "FEATURE_FLAG = :foo", %w[foo an_event_feature_flag]
end
end
|