mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
95e8c48dd3
* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
30 lines
1.1 KiB
Ruby
30 lines
1.1 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
|
|
require File.expand_path('../fixtures/classes', __FILE__)
|
|
|
|
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
|