WordPress tests with wpdb

gistfile1.aw

<?php

class testWPDB extends wpdb {

	function prepare( $query, $arguments )
	{
		return vsprintf( $query, $arguments );
	}
}

class UTCW_Test_Data extends WP_UnitTestCase {

	protected $utcw;

	function setUp()
	{
		$this->utcw = UTCW_Plugin::get_instance();
	}

	function getWPDBMock()
	{
		return $this->getMock( 'testWPDB', array( 'get_results' ), array(), '', false );
	}

	function test_author()
	{
		$instance[ 'authors' ] = array( 1, 2, 3 );
		$config                = new UTCW_Config( $instance, $this->utcw );
		$db                    = $this->getWPDBMock( 'get_results' );

		$db->expects( $this->once() )
			->method( 'get_results' )
			->with( $this->stringContains( 'post_author IN (1,2,3)' ) );

		$data = new UTCW_Data( $config, $db );
		$data->get_terms();
	}
}