wp-theme/bootstrap.php.dist

<?php
if ( ! defined( 'PROJECT' ) ) {
    define( 'PROJECT', __DIR__ . '/includes/' );
}

if ( ! defined( 'WPTHEME_DIR' ) ) {
    define( 'WPTHEME_DIR', __DIR__ . '/' );
}

// Place any additional bootstrapping requirements here for PHP Unit.
if ( ! defined( 'WP_LANG_DIR' ) ) {
    define( 'WP_LANG_DIR', 'lang_dir' );
}
if ( ! defined( 'WPTHEME_PATH' ) ) {
    define( 'WPTHEME_PATH', 'path' );
}

if ( ! file_exists( __DIR__ . '/vendor/autoload.php' ) ) {
    throw new PHPUnit_Framework_Exception(
        'ERROR' . PHP_EOL . PHP_EOL .
        'You must use Composer to install the test suite\'s dependencies!' . PHP_EOL
    );
}

require_once __DIR__ . '/vendor/autoload.php';

require_once __DIR__ . '/tests/phpunit/test-tools/TestCase.php';

WP_Mock::setUsePatchwork( true );
WP_Mock::bootstrap();
WP_Mock::tearDown();