debian-mirror-gitlab/spec/support/helpers/stub_feature_flags.rb
2023-01-13 15:02:22 +05:30

91 lines
2.7 KiB
Ruby

# frozen_string_literal: true
module StubFeatureFlags
def self.included(base)
# Extend Feature class with methods that can stub feature flags.
Feature.prepend(StubbedFeature)
end
class StubFeatureGate
attr_reader :flipper_id
def initialize(flipper_id)
@flipper_id = flipper_id
end
end
# Ensure feature flags are stubbed and reset.
def stub_all_feature_flags
Feature.stub = true
Feature.reset_flipper
end
def unstub_all_feature_flags
Feature.stub = false
end
# Stub Feature flags with `flag_name: true/false`
#
# @param [Hash] features where key is feature name and value is boolean whether enabled or not.
# Alternatively, you can specify Hash to enable the flag on a specific thing.
#
# Examples
# - `stub_feature_flags(ci_live_trace: false)` ... Disable `ci_live_trace`
# feature flag globally.
# - `stub_feature_flags(ci_live_trace: project)` ...
# - `stub_feature_flags(ci_live_trace: [project1, project2])` ...
# Enable `ci_live_trace` feature flag only on the specified projects.
def stub_feature_flags(features)
features.each do |feature_name, actors|
unless Feature::Definition.get(feature_name)
ActiveSupport::Deprecation.warn "Invalid Feature Flag #{feature_name} stubbed"
end
# Remove feature flag overwrite
feature = Feature.get(feature_name) # rubocop:disable Gitlab/AvoidFeatureGet
feature.remove
Array(actors).each do |actor|
raise ArgumentError, "actor cannot be Hash" if actor.is_a?(Hash)
# Control a state of feature flag
if actor == true || actor.nil? || actor.respond_to?(:flipper_id)
feature.enable(actor)
elsif actor == false
feature.disable
else
raise ArgumentError, "#stub_feature_flags accepts only `nil`, `bool`, an object responding to `#flipper_id` or including `FeatureGate`."
end
end
end
end
def stub_feature_flag_gate(object)
return if object.nil?
return object if object.is_a?(FeatureGate)
StubFeatureGate.new(object)
end
def skip_feature_flags_yaml_validation
allow(Feature::Definition).to receive(:valid_usage!)
end
def skip_default_enabled_yaml_check
allow(Feature::Definition).to receive(:default_enabled?).and_return(false)
end
def stub_feature_flag_definition(name, opts = {})
opts = opts.with_defaults(
name: name,
type: 'development',
default_enabled: false
)
Feature::Definition.new("#{opts[:type]}/#{name}.yml", opts).tap do |definition|
all_definitions = Feature::Definition.definitions
all_definitions[definition.key] = definition
allow(Feature::Definition).to receive(:definitions).and_return(all_definitions)
end
end
end