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# Requires the following methods:
# * subject - The instance of the adapter
# rubocop:disable Metrics/BlockLength
RSpec.shared_examples_for 'a flipper adapter' do
let(:flipper) { Flipper.new(subject) }
let(:feature) { flipper[:stats] }
let(:boolean_gate) { feature.gate(:boolean) }
let(:group_gate) { feature.gate(:group) }
let(:actor_gate) { feature.gate(:actor) }
let(:actors_gate) { feature.gate(:percentage_of_actors) }
let(:time_gate) { feature.gate(:percentage_of_time) }
before do
Flipper.register(:admins) do |actor|
actor.respond_to?(:admin?) && actor.admin?
end
Flipper.register(:early_access) do |actor|
actor.respond_to?(:early_access?) && actor.early_access?
end
end
after do
Flipper.unregister_groups
end
it 'has name that is a symbol' do
expect(subject.name).not_to be_nil
expect(subject.name).to be_instance_of(Symbol)
end
it 'has included the flipper adapter module' do
expect(subject.class.ancestors).to include(Flipper::Adapter)
end
it 'returns correct default values for the gates if none are enabled' do
expect(subject.get(feature)).to eq(subject.default_config)
end
it 'can enable, disable and get value for boolean gate' do
expect(subject.enable(feature, boolean_gate, flipper.boolean)).to eq(true)
result = subject.get(feature)
expect(result[:boolean]).to eq('true')
expect(subject.disable(feature, boolean_gate, flipper.boolean(false))).to eq(true)
result = subject.get(feature)
expect(result[:boolean]).to eq(nil)
end
it 'fully disables all enabled things when boolean gate disabled' do
actor22 = Flipper::Actor.new('22')
expect(subject.enable(feature, boolean_gate, flipper.boolean)).to eq(true)
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.enable(feature, actor_gate, flipper.actor(actor22))).to eq(true)
expect(subject.enable(feature, actors_gate, flipper.actors(25))).to eq(true)
expect(subject.enable(feature, time_gate, flipper.time(45))).to eq(true)
expect(subject.disable(feature, boolean_gate, flipper.boolean(false))).to eq(true)
expect(subject.get(feature)).to eq(subject.default_config)
end
it 'can enable, disable and get value for group gate' do
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.enable(feature, group_gate, flipper.group(:early_access))).to eq(true)
result = subject.get(feature)
expect(result[:groups]).to eq(Set['admins', 'early_access'])
expect(subject.disable(feature, group_gate, flipper.group(:early_access))).to eq(true)
result = subject.get(feature)
expect(result[:groups]).to eq(Set['admins'])
expect(subject.disable(feature, group_gate, flipper.group(:admins))).to eq(true)
result = subject.get(feature)
expect(result[:groups]).to eq(Set.new)
end
it 'can enable, disable and get value for actor gate' do
actor22 = Flipper::Actor.new('22')
actor_asdf = Flipper::Actor.new('asdf')
expect(subject.enable(feature, actor_gate, flipper.actor(actor22))).to eq(true)
expect(subject.enable(feature, actor_gate, flipper.actor(actor_asdf))).to eq(true)
result = subject.get(feature)
expect(result[:actors]).to eq(Set['22', 'asdf'])
expect(subject.disable(feature, actor_gate, flipper.actor(actor22))).to eq(true)
result = subject.get(feature)
expect(result[:actors]).to eq(Set['asdf'])
expect(subject.disable(feature, actor_gate, flipper.actor(actor_asdf))).to eq(true)
result = subject.get(feature)
expect(result[:actors]).to eq(Set.new)
end
it 'can enable, disable and get value for percentage of actors gate' do
expect(subject.enable(feature, actors_gate, flipper.actors(15))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_actors]).to eq('15')
expect(subject.disable(feature, actors_gate, flipper.actors(0))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_actors]).to eq('0')
end
it 'can enable percentage of actors gate many times and consistently return values' do
(1..100).each do |percentage|
expect(subject.enable(feature, actors_gate, flipper.actors(percentage))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_actors]).to eq(percentage.to_s)
end
end
it 'can disable percentage of actors gate many times and consistently return values' do
(1..100).each do |percentage|
expect(subject.disable(feature, actors_gate, flipper.actors(percentage))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_actors]).to eq(percentage.to_s)
end
end
it 'can enable, disable and get value for percentage of time gate' do
expect(subject.enable(feature, time_gate, flipper.time(10))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_time]).to eq('10')
expect(subject.disable(feature, time_gate, flipper.time(0))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_time]).to eq('0')
end
it 'can enable percentage of time gate many times and consistently return values' do
(1..100).each do |percentage|
expect(subject.enable(feature, time_gate, flipper.time(percentage))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_time]).to eq(percentage.to_s)
end
end
it 'can disable percentage of time gate many times and consistently return values' do
(1..100).each do |percentage|
expect(subject.disable(feature, time_gate, flipper.time(percentage))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_time]).to eq(percentage.to_s)
end
end
it 'converts boolean value to a string' do
expect(subject.enable(feature, boolean_gate, flipper.boolean)).to eq(true)
result = subject.get(feature)
expect(result[:boolean]).to eq('true')
end
it 'converts the actor value to a string' do
expect(subject.enable(feature, actor_gate, flipper.actor(Flipper::Actor.new(22)))).to eq(true)
result = subject.get(feature)
expect(result[:actors]).to eq(Set['22'])
end
it 'converts group value to a string' do
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
result = subject.get(feature)
expect(result[:groups]).to eq(Set['admins'])
end
it 'converts percentage of time integer value to a string' do
expect(subject.enable(feature, time_gate, flipper.time(10))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_time]).to eq('10')
end
it 'converts percentage of actors integer value to a string' do
expect(subject.enable(feature, actors_gate, flipper.actors(10))).to eq(true)
result = subject.get(feature)
expect(result[:percentage_of_actors]).to eq('10')
end
it 'can add, remove and list known features' do
expect(subject.features).to eq(Set.new)
expect(subject.add(flipper[:stats])).to eq(true)
expect(subject.features).to eq(Set['stats'])
expect(subject.add(flipper[:search])).to eq(true)
expect(subject.features).to eq(Set['stats', 'search'])
expect(subject.remove(flipper[:stats])).to eq(true)
expect(subject.features).to eq(Set['search'])
expect(subject.remove(flipper[:search])).to eq(true)
expect(subject.features).to eq(Set.new)
end
it 'clears all the gate values for the feature on remove' do
actor22 = Flipper::Actor.new('22')
expect(subject.enable(feature, boolean_gate, flipper.boolean)).to eq(true)
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.enable(feature, actor_gate, flipper.actor(actor22))).to eq(true)
expect(subject.enable(feature, actors_gate, flipper.actors(25))).to eq(true)
expect(subject.enable(feature, time_gate, flipper.time(45))).to eq(true)
expect(subject.remove(feature)).to eq(true)
expect(subject.get(feature)).to eq(subject.default_config)
end
it 'can clear all the gate values for a feature' do
actor22 = Flipper::Actor.new('22')
subject.add(feature)
expect(subject.features).to include(feature.key)
expect(subject.enable(feature, boolean_gate, flipper.boolean)).to eq(true)
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.enable(feature, actor_gate, flipper.actor(actor22))).to eq(true)
expect(subject.enable(feature, actors_gate, flipper.actors(25))).to eq(true)
expect(subject.enable(feature, time_gate, flipper.time(45))).to eq(true)
expect(subject.clear(feature)).to eq(true)
expect(subject.features).to include(feature.key)
expect(subject.get(feature)).to eq(subject.default_config)
end
it 'does not complain clearing a feature that does not exist in adapter' do
expect(subject.clear(flipper[:stats])).to eq(true)
end
it 'can get multiple features' do
expect(subject.add(flipper[:stats])).to eq(true)
expect(subject.enable(flipper[:stats], boolean_gate, flipper.boolean)).to eq(true)
expect(subject.add(flipper[:search])).to eq(true)
result = subject.get_multi([flipper[:stats], flipper[:search], flipper[:other]])
expect(result).to be_instance_of(Hash)
stats = result["stats"]
search = result["search"]
other = result["other"]
expect(stats).to eq(subject.default_config.merge(boolean: 'true'))
expect(search).to eq(subject.default_config)
expect(other).to eq(subject.default_config)
end
it 'can get all features' do
expect(subject.add(flipper[:stats])).to eq(true)
expect(subject.enable(flipper[:stats], boolean_gate, flipper.boolean)).to eq(true)
expect(subject.add(flipper[:search])).to eq(true)
result = subject.get_all
expect(result).to be_instance_of(Hash)
stats = result["stats"]
search = result["search"]
expect(stats).to eq(subject.default_config.merge(boolean: 'true'))
expect(search).to eq(subject.default_config)
end
it 'includes explicitly disabled features when getting all features' do
flipper.enable(:stats)
flipper.enable(:search)
flipper.disable(:search)
result = subject.get_all
expect(result.keys.sort).to eq(%w(search stats))
end
it 'can double enable an actor without error' do
actor = Flipper::Actor.new('Flipper::Actor;22')
expect(subject.enable(feature, actor_gate, flipper.actor(actor))).to eq(true)
expect(subject.enable(feature, actor_gate, flipper.actor(actor))).to eq(true)
expect(subject.get(feature).fetch(:actors)).to eq(Set['Flipper::Actor;22'])
end
it 'can double enable a group without error' do
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.enable(feature, group_gate, flipper.group(:admins))).to eq(true)
expect(subject.get(feature).fetch(:groups)).to eq(Set['admins'])
end
end
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