gitlab-org--gitlab-foss/spec/tooling/danger/feature_flag_spec.rb

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# frozen_string_literal: true
require_relative 'danger_spec_helper'
require_relative '../../../tooling/danger/feature_flag'
RSpec.describe Tooling::Danger::FeatureFlag do
include DangerSpecHelper
let(:added_files) { nil }
let(:fake_git) { double('fake-git', added_files: added_files) }
let(:mr_labels) { nil }
let(:mr_json) { nil }
let(:fake_gitlab) { double('fake-gitlab', mr_labels: mr_labels, mr_json: mr_json) }
let(:changes_by_category) { nil }
let(:sanitize_mr_title) { nil }
let(:ee?) { false }
let(:fake_helper) { double('fake-helper', changes_by_category: changes_by_category, sanitize_mr_title: sanitize_mr_title, ee?: ee?) }
let(:fake_danger) { new_fake_danger.include(described_class) }
subject(:feature_flag) { fake_danger.new(git: fake_git, gitlab: fake_gitlab, helper: fake_helper) }
describe '#feature_flag_files' do
context 'added files contain several feature flags' do
let(:added_files) do
[
'config/feature_flags/development/entry.yml',
'ee/config/feature_flags/ops/entry.yml'
]
end
it 'returns an array of Found objects' do
expect(feature_flag.feature_flag_files).to contain_exactly(an_instance_of(described_class::Found), an_instance_of(described_class::Found))
end
end
context 'added files do not contain a feature_flag' do
let(:added_files) do
[
'app/models/model.rb',
'app/assets/javascripts/file.js'
]
end
it 'returns the feature flag file path' do
expect(feature_flag.feature_flag_files).to be_empty
end
end
end
describe described_class::Found do
let(:feature_flag_path) { 'config/feature_flags/development/entry.yml' }
let(:group) { 'group::source code' }
let(:raw_yaml) do
YAML.dump('group' => group)
end
subject(:found) { described_class.new(feature_flag_path) }
before do
allow(File).to receive(:read).and_call_original
expect(File).to receive(:read).with(feature_flag_path).and_return(raw_yaml)
end
describe '#raw' do
it 'returns the raw YAML' do
expect(found.raw).to eq(raw_yaml)
end
end
describe '#group' do
it 'returns the group found in the YAML' do
expect(found.group).to eq(group)
end
end
describe '#group_match_mr_label?' do
subject(:result) { found.group_match_mr_label?(mr_group_label) }
context 'when MR labels match FF group' do
let(:mr_group_label) { 'group::source code' }
specify { expect(result).to eq(true) }
end
context 'when MR labels does not match FF group' do
let(:mr_group_label) { 'group::access' }
specify { expect(result).to eq(false) }
end
context 'when group is nil' do
let(:group) { nil }
context 'and MR has no group label' do
let(:mr_group_label) { nil }
specify { expect(result).to eq(true) }
end
context 'and MR has a group label' do
let(:mr_group_label) { 'group::source code' }
specify { expect(result).to eq(false) }
end
end
end
end
end