Mocha issue 329

Gemfile

source 'https://rubygems.org'

gem 'rspec'

output.txt

$ bundle
Fetching gem metadata from https://rubygems.org/..........
Resolving dependencies...
Using bundler 1.16.1
Fetching diff-lcs 1.3
Installing diff-lcs 1.3
Fetching metaclass 0.0.4
Installing metaclass 0.0.4
Fetching mocha 1.5.0
Installing mocha 1.5.0
Fetching rspec-support 3.7.1
Installing rspec-support 3.7.1
Fetching rspec-core 3.7.1
Installing rspec-core 3.7.1
Fetching rspec-expectations 3.7.0
Installing rspec-expectations 3.7.0
Fetching rspec-mocks 3.7.0
Installing rspec-mocks 3.7.0
Fetching rspec 3.7.0
Installing rspec 3.7.0
Bundle complete! 2 Gemfile dependencies, 9 gems now installed.
Bundled gems are installed into `./.bundle/gems`

$ rspec test_spec.rb 
.

Finished in 0.00334 seconds (files took 0.11658 seconds to load)
1 example, 0 failures

test_spec.rb

require 'bundler/setup'
require 'rspec'
require 'mocha'

RSpec.configure do |config|
  config.mock_with :mocha
end

RSpec.describe "test" do
  before(:each) do
    @name = 'viyou'
    @name.expects(:size).returns 100
  end

  describe "test" do
    it "test" do
      expect(@name).to eq 'viyou'
      expect(@name.size).to eq 100
    end
  end
end