mock_test_spec.rb

require 'spec_helper'

shared_examples "extended_definition" do
  it "must contain original definition" do
    expect(sense.extended_definition).to include(sense.definition)
  end
  
  it "must contain both sample texts" do
    expect(
      sense.samples.pluck(:sample).collect { |t| sense.extended_definition.include? t }.inject(:&)
    ).to be_truthy
  end
end

describe WordSense do
  context "dictionary word 'test'" do
    let(:sense) { Word.find_by_name('test').senses.first }
    include_examples 'extended_definition'
  end

  context "mocked word 'fnord'" do
    let(:sense) { instance_double('WordSense', :definition => 'original definition') }
    before do
      sense.samples << instance_double('WordSampleDefinition', :sample => 'first sample definition')
      sense.samples << instance_double('WordSampleDefinition', :sample => 'second sample definition')
    end

    include_examples 'extended_definition'
  end
end