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|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe GitlabSettings::Options, :aggregate_failures, feature_category: :shared do
let(:config) { { foo: { bar: 'baz' } } }
subject(:options) { described_class.build(config) }
describe '.build' do
context 'when argument is a hash' do
it 'creates a new GitlabSettings::Options instance' do
options = described_class.build(config)
expect(options).to be_a described_class
expect(options.foo).to be_a described_class
expect(options.foo.bar).to eq 'baz'
end
end
end
describe '#[]' do
it 'accesses the configuration key as string' do
expect(options['foo']).to be_a described_class
expect(options['foo']['bar']).to eq 'baz'
expect(options['inexistent']).to be_nil
end
it 'accesses the configuration key as symbol' do
expect(options[:foo]).to be_a described_class
expect(options[:foo][:bar]).to eq 'baz'
expect(options[:inexistent]).to be_nil
end
end
describe '#[]=' do
it 'changes the configuration key as string' do
options['foo']['bar'] = 'anothervalue'
expect(options['foo']['bar']).to eq 'anothervalue'
end
it 'changes the configuration key as symbol' do
options[:foo][:bar] = 'anothervalue'
expect(options[:foo][:bar]).to eq 'anothervalue'
end
context 'when key does not exist' do
it 'creates a new configuration by string key' do
options['inexistent'] = 'value'
expect(options['inexistent']).to eq 'value'
end
it 'creates a new configuration by string key' do
options[:inexistent] = 'value'
expect(options[:inexistent]).to eq 'value'
end
end
end
describe '#key?' do
it 'checks if a string key exists' do
expect(options.key?('foo')).to be true
expect(options.key?('inexistent')).to be false
end
it 'checks if a symbol key exists' do
expect(options.key?(:foo)).to be true
expect(options.key?(:inexistent)).to be false
end
end
describe '#to_hash' do
it 'returns the hash representation of the config' do
expect(options.to_hash).to eq('foo' => { 'bar' => 'baz' })
end
end
describe '#merge' do
it 'merges a hash to the existing options' do
expect(options.merge(more: 'configs').to_hash).to eq(
'foo' => { 'bar' => 'baz' },
'more' => 'configs'
)
end
context 'when the merge hash replaces existing configs' do
it 'merges a hash to the existing options' do
expect(options.merge(foo: 'configs').to_hash).to eq('foo' => 'configs')
end
end
end
describe '#deep_merge' do
it 'merges a hash to the existing options' do
expect(options.deep_merge(foo: { more: 'configs' }).to_hash).to eq('foo' => {
'bar' => 'baz',
'more' => 'configs'
})
end
context 'when the merge hash replaces existing configs' do
it 'merges a hash to the existing options' do
expect(options.deep_merge(foo: { bar: 'configs' }).to_hash).to eq('foo' => {
'bar' => 'configs'
})
end
end
end
describe '#is_a?' do
it 'returns false for anything different of Hash or GitlabSettings::Options' do
expect(options.is_a?(described_class)).to be true
expect(options.is_a?(Hash)).to be true
expect(options.is_a?(String)).to be false
end
end
describe '#method_missing' do
context 'when method is an option' do
it 'delegates methods to options keys' do
expect(options.foo.bar).to eq('baz')
end
it 'uses methods to change options values' do
expect { options.foo = 1 }
.to change { options.foo }
.to(1)
end
end
context 'when method is not an option' do
it 'delegates the method to the internal options hash' do
expect { options.foo.delete('bar') }
.to change { options.to_hash }
.to({ 'foo' => {} })
end
end
context 'when method is not an option and does not exist in hash' do
it 'raises GitlabSettings::MissingSetting' do
expect { options.anything }
.to raise_error(
::GitlabSettings::MissingSetting,
"option 'anything' not defined"
)
end
end
end
end
|
