Building Testable Applications using the Repository Pattern - http://www.slashnode.com/the-repository-pattern/

PostControllerTest.php

<?php 

use Acme\Storage\PostRepositoryInterface;
use Mockery as m;

class PostControllerTest extends TestCase {

  private $postRepository;

  public function setUp()
  {
    parent::setup();

    // create a mock of the post repository interface and inject it into the 
    // IoC container
    $this->postRepository = m::mock('Acme\Storage\PostRepositoryInterface');
    $this->app->instance('Acme\Storage\PostRepositoryInterface', $this->postRepository);
  }

  public function tearDown()
  {
    m::close();
    parent::tearDown();
  }

  public function testIndex()
  {
    $this->postRepository->shouldReceive('paginate')->once()->andReturn(array());

    $response = $this->call('GET', '/posts');

    $this->assertResponseOk($response);
    $this->assertViewHas('posts');
  }
  
  // etc... 
}