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Contents
require 'spec_helper'
describe Virtus::AttributeSet, '#reset' do
subject { object.reset }
let(:name) { :name }
let(:attribute) { mock('Attribute', :name => name) }
let(:attributes) { [ attribute ] }
let(:object) { described_class.new(parent, attributes) }
context 'when the parent has no attributes' do
let(:parent) { described_class.new }
it { should equal(object) }
its(:to_set) { should == Set[ attribute ] }
end
context 'when the parent has attributes that are not duplicates' do
let(:parent_attribute) { mock('Parent Attribute', :name => :parent_name) }
let(:parent) { described_class.new([ parent_attribute ]) }
it { should equal(object) }
its(:to_set) { should == Set[ attribute, parent_attribute ] }
end
context 'when the parent has attributes that are duplicates' do
let(:parent_attribute) { mock('Parent Attribute', :name => name) }
let(:parent) { described_class.new([ parent_attribute ]) }
it { should equal(object) }
its(:to_set) { should == Set[ attribute ] }
end
context 'when the parent has changed' do
let(:parent_attribute) { mock('Parent Attribute', :name => :parent_name) }
let(:parent) { described_class.new([ parent_attribute ]) }
let(:new_attribute) { mock('New Attribute', :name => :parent_name) }
it { should equal(object) }
it 'includes changes from the parent' do
expect { parent << new_attribute; subject }.to change { object.to_set }.
from(Set[ attribute, parent_attribute ]).
to(Set[ attribute, new_attribute ])
end
end
context 'when the parent is nil' do
let(:parent) { nil }
it { should equal(object) }
it 'includes changes from the parent' do
expect { subject }.to_not change { object.to_set }
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems