Sha256: 645d548ed18a66900e0055e314d7ed232fcc7de6a5acb24b445a94f855bbf0bc
Contents?: true
Size: 1.47 KB
Versions: 4
Compression:
Stored size: 1.47 KB
Contents
require 'spec_helper'
describe StashedInstanceMethod do
class ExampleClass
def hello
:hello_defined_on_class
end
end
def singleton_class_for(obj)
class << obj; self; end
end
it "stashes the current implementation of an instance method so it can be temporarily replaced" do
obj = Object.new
def obj.hello; :hello_defined_on_singleton_class; end;
stashed_method = StashedInstanceMethod.new(singleton_class_for(obj), :hello)
stashed_method.stash
def obj.hello; :overridden_hello; end
expect(obj.hello).to eql :overridden_hello
stashed_method.restore
expect(obj.hello).to eql :hello_defined_on_singleton_class
end
it "stashes private instance methods" do
obj = Object.new
def obj.hello; :hello_defined_on_singleton_class; end;
singleton_class_for(obj).__send__(:private, :hello)
stashed_method = StashedInstanceMethod.new(singleton_class_for(obj), :hello)
stashed_method.stash
def obj.hello; :overridden_hello; end
stashed_method.restore
expect(obj.send(:hello)).to eql :hello_defined_on_singleton_class
end
it "only stashes methods directly defined on the given class, not its ancestors" do
obj = ExampleClass.new
stashed_method = StashedInstanceMethod.new(singleton_class_for(obj), :hello)
stashed_method.stash
def obj.hello; :overridden_hello; end;
expect(obj.hello).to eql :overridden_hello
stashed_method.restore
expect(obj.hello).to eql :overridden_hello
end
end
Version data entries
4 entries across 4 versions & 3 rubygems