92 lines
2.3 KiB
Ruby
92 lines
2.3 KiB
Ruby
require 'spec_helper'
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describe Feature do
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describe '.get' do
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let(:feature) { double(:feature) }
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let(:key) { 'my_feature' }
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it 'returns the Flipper feature' do
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expect_any_instance_of(Flipper::DSL).to receive(:feature).with(key)
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.and_return(feature)
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expect(described_class.get(key)).to be(feature)
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end
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end
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describe '.persisted_names' do
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it 'returns the names of the persisted features' do
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Feature::FlipperFeature.create!(key: 'foo')
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expect(described_class.persisted_names).to eq(%w[foo])
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end
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it 'returns an empty Array when no features are presisted' do
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expect(described_class.persisted_names).to be_empty
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end
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it 'caches the feature names when request store is active', :request_store do
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Feature::FlipperFeature.create!(key: 'foo')
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expect(Feature::FlipperFeature)
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.to receive(:feature_names)
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.once
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.and_call_original
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2.times do
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expect(described_class.persisted_names).to eq(%w[foo])
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end
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end
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end
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describe '.persisted?' do
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it 'returns true for a persisted feature' do
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Feature::FlipperFeature.create!(key: 'foo')
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feature = double(:feature, name: 'foo')
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expect(described_class.persisted?(feature)).to eq(true)
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end
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it 'returns false for a feature that is not persisted' do
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feature = double(:feature, name: 'foo')
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expect(described_class.persisted?(feature)).to eq(false)
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end
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end
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describe '.all' do
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let(:features) { Set.new }
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it 'returns the Flipper features as an array' do
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expect_any_instance_of(Flipper::DSL).to receive(:features)
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.and_return(features)
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expect(described_class.all).to eq(features.to_a)
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end
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end
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describe '.flipper' do
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shared_examples 'a memoized Flipper instance' do
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it 'memoizes the Flipper instance' do
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expect(Flipper).to receive(:new).once.and_call_original
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2.times do
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described_class.flipper
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end
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end
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end
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context 'when request store is inactive' do
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before do
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described_class.instance_variable_set(:@flipper, nil)
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end
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it_behaves_like 'a memoized Flipper instance'
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end
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context 'when request store is inactive', :request_store do
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it_behaves_like 'a memoized Flipper instance'
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end
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end
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end
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