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Contents
# encoding: utf-8
require "ostruct"
describe Assertion::DSL::Attributes do
let(:klass) do
Class.new do
extend Assertion::DSL::Attributes
attr_reader :baz
end
end
describe ".extended" do
subject { klass.new.attributes }
it "defines hash of #attributes" do
expect(subject).to eql({})
end
end # describe .extended
describe "#attributes" do
subject { klass.attributes }
it { is_expected.to eql [] }
end # describe .attributes
describe "#attribute" do
before do
klass.send(:define_method, :attributes) { { foo: :FOO, bar: :BAR } }
end
shared_examples "defining attributes" do
let(:instance) { klass.new }
it "registers attributes" do
expect(klass.attributes).to eql [:foo, :bar]
end
it "declares attributes" do
expect(instance.foo).to eql :FOO
expect(instance.bar).to eql :BAR
end
end # shared examples
shared_examples "complaining about wrong name" do
subject { klass.attribute name }
it "fails" do
expect { subject }.to raise_error do |error|
expect(error).to be_kind_of NameError
expect(error.message).to eql "#{klass}##{name} is already defined"
end
end
end # shared examples
it_behaves_like "defining attributes" do
before { klass.attribute :foo }
before { klass.attribute :bar }
end
it_behaves_like "defining attributes" do
before { klass.attribute :foo, :bar }
end
it_behaves_like "defining attributes" do
before { klass.attribute %w(foo bar) }
end
it_behaves_like "complaining about wrong name" do
let(:name) { "baz" }
end
it_behaves_like "complaining about wrong name" do
let(:name) { "check" }
end
end # describe .attribute
end # describe Assertion::DSL::Attributes
Version data entries
5 entries across 5 versions & 1 rubygems