free_mutant/spec/unit/mutant/subject/method/singleton_spec.rb
2014-08-11 14:56:39 +00:00

74 lines
1.4 KiB
Ruby

RSpec.describe Mutant::Subject::Method::Singleton do
let(:object) { described_class.new(config, context, node) }
let(:config) { Mutant::Config::DEFAULT }
let(:node) { s(:defs, s(:self), :foo, s(:args)) }
let(:context) do
Mutant::Context::Scope.new(scope, double('Source Path'))
end
let(:scope) do
Class.new do
def self.foo
end
def self.name
'Test'
end
end
end
describe '#expression' do
subject { object.expression }
it { should eql(Mutant::Expression.parse('Test.foo')) }
it_should_behave_like 'an idempotent method'
end
describe '#prepare' do
subject { object.prepare }
it 'undefines method on scope' do
expect { subject }.to change { scope.methods.include?(:foo) }.from(true).to(false)
end
it_should_behave_like 'a command method'
end
describe '#source' do
subject { object.source }
it { should eql("def self.foo\nend") }
end
describe '#public?' do
subject { object.public? }
context 'when method is public' do
it { should be(true) }
end
context 'when method is private' do
before do
scope.class_eval do
private_class_method :foo
end
end
it { should be(false) }
end
context 'when method is protected' do
before do
class << scope
protected :foo
end
end
it { should be(false) }
end
end
end