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Contents
require 'spec_helper'
describe Virtus::AttributeSet, '#merge' do
subject { object.merge(other) }
let(:attributes) { [] }
let(:parent) { described_class.new }
let(:object) { described_class.new(parent, attributes) }
let(:name) { :name }
let(:other) { [ attribute ] }
context 'with a new attribute' do
let(:attribute) { mock('Attribute', :name => name) }
it { should equal(object) }
it 'adds an attribute' do
expect { subject }.to change { object.to_a }.
from(attributes).
to([ attribute ])
end
end
context 'with a duplicate attribute' do
let(:attributes) { [ mock('Attribute', :name => name) ] }
let(:attribute) { mock('Duplicate', :name => name) }
it { should equal(object) }
it 'replaces the original attribute' do
expect { subject }.to change { object.to_a }.
from(attributes).
to([ attribute ])
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems