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# frozen_string_literal: true
require 'spec_helper'
describe Grape::Entity::Options do
module EntitySpec
class Crystalline
attr_accessor :prop1, :prop2, :prop3
def initialize
@prop1 = 'value1'
@prop2 = 'value2'
@prop3 = 'value3'
end
end
class CrystallineEntity < Grape::Entity
expose :prop1, if: ->(_, options) { options.fetch(:signal) }
expose :prop2, if: ->(_, options) { options.fetch(:beam, 'destructive') == 'destructive' }
end
end
context '#fetch' do
it 'without passing in a required option raises KeyError' do
expect { EntitySpec::CrystallineEntity.represent(EntitySpec::Crystalline.new).as_json }.to raise_error KeyError
end
it 'passing in a required option will expose the values' do
crystalline_entity = EntitySpec::CrystallineEntity.represent(EntitySpec::Crystalline.new, signal: true)
expect(crystalline_entity.as_json).to eq(prop1: 'value1', prop2: 'value2')
end
it 'with an option that is not default will not expose that value' do
crystalline_entity = EntitySpec::CrystallineEntity.represent(EntitySpec::Crystalline.new, signal: true, beam: 'intermittent')
expect(crystalline_entity.as_json).to eq(prop1: 'value1')
end
end
context '#dig', skip: !{}.respond_to?(:dig) do
let(:model_class) do
Class.new do
attr_accessor :prop1
def initialize
@prop1 = 'value1'
end
end
end
let(:entity_class) do
Class.new(Grape::Entity) do
expose :prop1, if: ->(_, options) { options.dig(:first, :second) == :nested }
end
end
it 'without passing in a expected option hide the value' do
entity = entity_class.represent(model_class.new, first: { invalid: :nested })
expect(entity.as_json).to eq({})
end
it 'passing in a expected option will expose the values' do
entity = entity_class.represent(model_class.new, first: { second: :nested })
expect(entity.as_json).to eq(prop1: 'value1')
end
end
end
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