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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "Singleton.instance" do
it "returns an instance of the singleton class" do
SingletonSpecs::MyClass.instance.should be_kind_of(SingletonSpecs::MyClass)
end
it "returns the same instance for multiple calls to instance" do
SingletonSpecs::MyClass.instance.should equal(SingletonSpecs::MyClass.instance)
end
it "returns an instance of the singleton's subclasses" do
SingletonSpecs::MyClassChild.instance.should be_kind_of(SingletonSpecs::MyClassChild)
end
it "returns the same instance for multiple class to instance on subclasses" do
SingletonSpecs::MyClassChild.instance.should equal(SingletonSpecs::MyClassChild.instance)
end
it "returns an instance of the singleton's clone" do
klone = SingletonSpecs::MyClassChild.clone
klone.instance.should be_kind_of(klone)
end
it "returns the same instance for multiple class to instance on clones" do
klone = SingletonSpecs::MyClassChild.clone
klone.instance.should equal(klone.instance)
end
end
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