88 lines
2.4 KiB
Ruby
88 lines
2.4 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Ci::Config::Entry::Simplifiable do
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describe '.strategy' do
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let(:entry) do
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Class.new(described_class) do
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strategy :Something, if: -> { 'condition' }
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strategy :DifferentOne, if: -> { 'condition' }
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end
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end
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it 'defines entry strategies' do
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expect(entry.strategies.size).to eq 2
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expect(entry.strategies.map(&:name))
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.to eq %i[Something DifferentOne]
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end
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end
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describe 'setting strategy by a condition' do
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let(:first) { double('first strategy') }
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let(:second) { double('second strategy') }
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let(:unknown) { double('unknown strategy') }
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before do
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stub_const("#{described_class.name}::Something", first)
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stub_const("#{described_class.name}::DifferentOne", second)
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stub_const("#{described_class.name}::UnknownStrategy", unknown)
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end
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context 'when first strategy should be used' do
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let(:entry) do
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Class.new(described_class) do
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strategy :Something, if: -> (arg) { arg == 'something' }
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strategy :DifferentOne, if: -> (*) { false }
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end
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end
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it 'attemps to load a first strategy' do
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expect(first).to receive(:new).with('something', anything)
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entry.new('something')
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end
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end
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context 'when second strategy should be used' do
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let(:entry) do
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Class.new(described_class) do
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strategy :Something, if: -> (arg) { arg == 'something' }
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strategy :DifferentOne, if: -> (arg) { arg == 'test' }
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end
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end
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it 'attemps to load a second strategy' do
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expect(second).to receive(:new).with('test', anything)
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entry.new('test')
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end
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end
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context 'when neither one is a valid strategy' do
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let(:entry) do
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Class.new(described_class) do
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strategy :Something, if: -> (*) { false }
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strategy :DifferentOne, if: -> (*) { false }
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end
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end
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it 'instantiates an unknown strategy' do
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expect(unknown).to receive(:new).with('test', anything)
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entry.new('test')
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end
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end
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end
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context 'when a unknown strategy class is not defined' do
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let(:entry) do
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Class.new(described_class) do
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strategy :String, if: -> (*) { true }
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end
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end
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it 'raises an error when being initialized' do
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expect { entry.new('something') }
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.to raise_error ArgumentError, /UndefinedStrategy not available!/
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end
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end
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end
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