Demonstrates unexpected behavior from .any_instance

rspec_any_instance_test.rb

require 'rspec/mocks'

describe Object do

  it "should play nicely with dup" do
    Object.any_instance.stub(:some_method)
    o = Object.new
    o.some_method
    o.dup.some_method
  end

  it "should not care how many times a stubbed method is called" do
    Object.any_instance.stub(:some_method)
    Object.new.some_method
    Object.new.some_method
  end

  it "should not care if same instance receives multiple calls" do
    Object.any_instance.stub(:some_method)
    o = Object.new
    o.some_method
    o.some_method
  end

  it "should explicitly not care how many times a stubbed method is called" do
    Object.any_instance.stub(:some_method).any_number_of_times
    Object.new.some_method
    pending "doesn't allow second method call" do
      Object.new.some_method
    end
  end

  it "should allow a method to be called any number of times, at least once" do
    Object.any_instance.should_receive(:some_method).at_least(:once)
    Object.new.some_method
    pending "doesn't allow second method call" do
      Object.new.some_method
    end
  end

  it "should allow a method to be called twice" do
    Object.any_instance.should_receive(:some_method).at_least(2).times
    Object.new.some_method
    pending "doesn't allow second method call" do
      Object.new.some_method
    end
  end

end

open bug is rspec/rspec-mocks#119