Wordpress/tests/includes/bootstrap.php

<?php
/**
 * Installs WordPress for running the tests and loads WordPress and the test libraries
 */


require_once 'PHPUnit/Autoload.php';

$config_file_path = dirname( __FILE__ ) . '/../wp-tests-config.php';
if ( ! file_exists( $config_file_path ) ) {
	// Support having the config file one level up.
	$config_file_path = dirname( __FILE__ ) . '/../../wp-tests-config.php';
}

/*
 * Globalize some WordPress variables, because PHPUnit loads this file inside a function
 * See: https://github.com/sebastianbergmann/phpunit/issues/325
 *
 * These are not needed for WordPress 3.3+, only for older versions
*/
global $table_prefix, $wp_embed, $wp_locale, $_wp_deprecated_widgets_callbacks, $wp_widget_factory;

// These are still needed
global $wpdb, $current_site, $current_blog, $wp_rewrite, $shortcode_tags, $wp, $phpmailer;

if ( !is_readable( $config_file_path ) ) {
	die( "ERROR: wp-tests-config.php is missing! Please use wp-tests-config-sample.php to create a config file.\n" );
}
require_once $config_file_path;

define( 'DIR_TESTDATA', dirname( __FILE__ ) . '/../data' );

if ( ! defined( 'WP_TESTS_FORCE_KNOWN_BUGS' ) )
	define( 'WP_TESTS_FORCE_KNOWN_BUGS', false );

// Cron tries to make an HTTP request to the blog, which always fails, because tests are run in CLI mode only
define( 'DISABLE_WP_CRON', true );

define( 'WP_MEMORY_LIMIT', -1 );
define( 'WP_MAX_MEMORY_LIMIT', -1 );

$_SERVER['SERVER_PROTOCOL'] = 'HTTP/1.1';
$_SERVER['HTTP_HOST'] = WP_TESTS_DOMAIN;
$PHP_SELF = $GLOBALS['PHP_SELF'] = $_SERVER['PHP_SELF'] = '/index.php';

if ( "1" == getenv( 'WP_MULTISITE' ) ||
	( defined( 'WP_TESTS_MULTISITE') && WP_TESTS_MULTISITE ) ) {
	$multisite = true;
} else {
	$multisite = false;
}

// Override the PHPMailer
require_once( dirname( __FILE__ ) . '/mock-mailer.php' );
$phpmailer = new MockPHPMailer(); 

system( WP_PHP_BINARY . ' ' . escapeshellarg( dirname( __FILE__ ) . '/install.php' ) . ' ' . escapeshellarg( $config_file_path ) . ' ' . $multisite );

if ( $multisite ) {
	echo "Running as multisite..." . PHP_EOL;
	define( 'MULTISITE', true );
	define( 'SUBDOMAIN_INSTALL', false );
	define( 'DOMAIN_CURRENT_SITE', WP_TESTS_DOMAIN );
	define( 'PATH_CURRENT_SITE', '/' );
	define( 'SITE_ID_CURRENT_SITE', 1 );
	define( 'BLOG_ID_CURRENT_SITE', 1 );
	$GLOBALS['base'] = '/';
} else {
	echo "Running as single site... To run multisite, use -c multisite.xml" . PHP_EOL;
}
unset( $multisite );

require_once dirname( __FILE__ ) . '/functions.php';

// Preset WordPress options defined in bootstrap file.
// Used to activate themes, plugins, as well as  other settings.
if(isset($GLOBALS['wp_tests_options'])) {
	function wp_tests_options( $value ) {
		$key = substr( current_filter(), strlen( 'pre_option_' ) );
		return $GLOBALS['wp_tests_options'][$key];
	}

	foreach ( array_keys( $GLOBALS['wp_tests_options'] ) as $key ) {
		tests_add_filter( 'pre_option_'.$key, 'wp_tests_options' );
	}
}

// Load WordPress
require_once ABSPATH . '/wp-settings.php';

// Delete any default posts & related data
_delete_all_posts();

require dirname( __FILE__ ) . '/testcase.php';
require dirname( __FILE__ ) . '/testcase-xmlrpc.php';
require dirname( __FILE__ ) . '/testcase-ajax.php';
require dirname( __FILE__ ) . '/exceptions.php';
require dirname( __FILE__ ) . '/utils.php';

/**
 * A child class of the PHP test runner.
 *
 * Not actually used as a runner. Rather, used to access the protected
 * longOptions property, to parse the arguments passed to the script.
 *
 * If it is determined that phpunit was called with a --group that corresponds
 * to an @ticket annotation (such as `phpunit --group 12345` for bugs marked
 * as #WP12345), then it is assumed that known bugs should not be skipped.
 *
 * If WP_TESTS_FORCE_KNOWN_BUGS is already set in wp-tests-config.php, then
 * how you call phpunit has no effect.
 */
class WP_PHPUnit_TextUI_Command extends PHPUnit_TextUI_Command {
	function __construct( $argv ) {
		$options = PHPUnit_Util_Getopt::getopt(
			$argv,
			'd:c:hv',
			array_keys( $this->longOptions )
		);
		$ajax_message = true;
		foreach ( $options[0] as $option ) {
			switch ( $option[0] ) {
				case '--exclude-group' :
					$ajax_message = false;
					continue 2;
				case '--group' :
					$groups = explode( ',', $option[1] );
					foreach ( $groups as $group ) {
						if ( is_numeric( $group ) || preg_match( '/^(UT|Plugin)\d+$/', $group ) )
							WP_UnitTestCase::forceTicket( $group );
					}
					$ajax_message = ! in_array( 'ajax', $groups );
					continue 2;
			}
		}
		if ( $ajax_message )
			echo "Not running ajax tests... To execute these, use --group ajax." . PHP_EOL;
    }
}
new WP_PHPUnit_TextUI_Command( $_SERVER['argv'] );