Wordpress/tests/includes/testcase.php

228 lines
7.0 KiB
PHP

<?php
require_once dirname( __FILE__ ) . '/factory.php';
require_once dirname( __FILE__ ) . '/trac.php';
class WP_UnitTestCase extends PHPUnit_Framework_TestCase {
protected static $forced_tickets = array();
/**
* @var WP_UnitTest_Factory
*/
protected $factory;
function setUp() {
set_time_limit(0);
global $wpdb;
$wpdb->suppress_errors = false;
$wpdb->show_errors = true;
$wpdb->db_connect();
ini_set('display_errors', 1 );
$this->factory = new WP_UnitTest_Factory;
$this->clean_up_global_scope();
$this->start_transaction();
add_filter( 'wp_die_handler', array( $this, 'get_wp_die_handler' ) );
}
function tearDown() {
global $wpdb;
$wpdb->query( 'ROLLBACK' );
remove_filter( 'dbdelta_create_queries', array( $this, '_create_temporary_tables' ) );
remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
remove_filter( 'wp_die_handler', array( $this, 'get_wp_die_handler' ) );
}
function clean_up_global_scope() {
$_GET = array();
$_POST = array();
$this->flush_cache();
}
function flush_cache() {
global $wp_object_cache;
$wp_object_cache->group_ops = array();
$wp_object_cache->stats = array();
$wp_object_cache->memcache_debug = array();
$wp_object_cache->cache = array();
if ( method_exists( $wp_object_cache, '__remoteset' ) ) {
$wp_object_cache->__remoteset();
}
wp_cache_flush();
wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache' ) );
wp_cache_add_non_persistent_groups( array( 'comment', 'counts', 'plugins' ) );
}
function start_transaction() {
global $wpdb;
$wpdb->query( 'SET autocommit = 0;' );
$wpdb->query( 'START TRANSACTION;' );
add_filter( 'dbdelta_create_queries', array( $this, '_create_temporary_tables' ) );
add_filter( 'query', array( $this, '_drop_temporary_tables' ) );
}
function _create_temporary_tables( $queries ) {
return str_replace( 'CREATE TABLE', 'CREATE TEMPORARY TABLE', $queries );
}
function _drop_temporary_tables( $query ) {
if ( 'DROP TABLE' === substr( $query, 0, 10 ) )
return 'DROP TEMPORARY TABLE ' . substr( $query, 10 );
return $query;
}
function get_wp_die_handler( $handler ) {
return array( $this, 'wp_die_handler' );
}
function wp_die_handler( $message ) {
throw new WPDieException( $message );
}
function assertWPError( $actual, $message = '' ) {
$this->assertInstanceOf( 'WP_Error', $actual, $message );
}
function assertEqualFields( $object, $fields ) {
foreach( $fields as $field_name => $field_value ) {
if ( $object->$field_name != $field_value ) {
$this->fail();
}
}
}
function assertDiscardWhitespace( $expected, $actual ) {
$this->assertEquals( preg_replace( '/\s*/', '', $expected ), preg_replace( '/\s*/', '', $actual ) );
}
function assertEqualSets( $expected, $actual ) {
$this->assertEquals( array(), array_diff( $expected, $actual ) );
$this->assertEquals( array(), array_diff( $actual, $expected ) );
}
function go_to( $url ) {
// note: the WP and WP_Query classes like to silently fetch parameters
// from all over the place (globals, GET, etc), which makes it tricky
// to run them more than once without very carefully clearing everything
$_GET = $_POST = array();
foreach (array('query_string', 'id', 'postdata', 'authordata', 'day', 'currentmonth', 'page', 'pages', 'multipage', 'more', 'numpages', 'pagenow') as $v) {
if ( isset( $GLOBALS[$v] ) ) unset( $GLOBALS[$v] );
}
$parts = parse_url($url);
if (isset($parts['scheme'])) {
$req = $parts['path'];
if (isset($parts['query'])) {
$req .= '?' . $parts['query'];
// parse the url query vars into $_GET
parse_str($parts['query'], $_GET);
}
} else {
$req = $url;
}
if ( ! isset( $parts['query'] ) ) {
$parts['query'] = '';
}
$_SERVER['REQUEST_URI'] = $req;
unset($_SERVER['PATH_INFO']);
$this->flush_cache();
unset($GLOBALS['wp_query'], $GLOBALS['wp_the_query']);
$GLOBALS['wp_the_query'] = new WP_Query();
$GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
$GLOBALS['wp'] = new WP();
// clean out globals to stop them polluting wp and wp_query
foreach ($GLOBALS['wp']->public_query_vars as $v) {
unset($GLOBALS[$v]);
}
foreach ($GLOBALS['wp']->private_query_vars as $v) {
unset($GLOBALS[$v]);
}
$GLOBALS['wp']->main($parts['query']);
}
protected function checkRequirements() {
parent::checkRequirements();
if ( WP_TESTS_FORCE_KNOWN_BUGS )
return;
$tickets = PHPUnit_Util_Test::getTickets( get_class( $this ), $this->getName( false ) );
foreach ( $tickets as $ticket ) {
if ( is_numeric( $ticket ) ) {
$this->knownWPBug( $ticket );
} elseif ( 'UT' == substr( $ticket, 0, 2 ) ) {
$ticket = substr( $ticket, 2 );
if ( $ticket && is_numeric( $ticket ) )
$this->knownUTBug( $ticket );
} elseif ( 'Plugin' == substr( $ticket, 0, 6 ) ) {
$ticket = substr( $ticket, 6 );
if ( $ticket && is_numeric( $ticket ) )
$this->knownPluginBug( $ticket );
}
}
}
/**
* Skips the current test if there is an open WordPress ticket with id $ticket_id
*/
function knownWPBug( $ticket_id ) {
if ( WP_TESTS_FORCE_KNOWN_BUGS || in_array( $ticket_id, self::$forced_tickets ) )
return;
if ( ! TracTickets::isTracTicketClosed( 'http://core.trac.wordpress.org', $ticket_id ) )
$this->markTestSkipped( sprintf( 'WordPress Ticket #%d is not fixed', $ticket_id ) );
}
/**
* Skips the current test if there is an open unit tests ticket with id $ticket_id
*/
function knownUTBug( $ticket_id ) {
if ( WP_TESTS_FORCE_KNOWN_BUGS || in_array( 'UT' . $ticket_id, self::$forced_tickets ) )
return;
if ( ! TracTickets::isTracTicketClosed( 'http://unit-tests.trac.wordpress.org', $ticket_id ) )
$this->markTestSkipped( sprintf( 'Unit Tests Ticket #%d is not fixed', $ticket_id ) );
}
/**
* Skips the current test if there is an open plugin ticket with id $ticket_id
*/
function knownPluginBug( $ticket_id ) {
if ( WP_TESTS_FORCE_KNOWN_BUGS || in_array( 'Plugin' . $ticket_id, self::$forced_tickets ) )
return;
if ( ! TracTickets::isTracTicketClosed( 'http://plugins.trac.wordpress.org', $ticket_id ) )
$this->markTestSkipped( sprintf( 'WordPress Plugin Ticket #%d is not fixed', $ticket_id ) );
}
public static function forceTicket( $ticket ) {
self::$forced_tickets[] = $ticket;
}
/**
* Define constants after including files.
*/
function prepareTemplate( Text_Template $template ) {
$template->setVar( array( 'constants' => '' ) );
$template->setVar( array( 'wp_constants' => PHPUnit_Util_GlobalState::getConstantsAsString() ) );
parent::prepareTemplate( $template );
}
/**
* Returns the name of a temporary file
*/
function temp_filename() {
$tmp_dir = '';
$dirs = array( 'TMP', 'TMPDIR', 'TEMP' );
foreach( $dirs as $dir )
if ( isset( $_ENV[$dir] ) && !empty( $_ENV[$dir] ) ) {
$tmp_dir = $dir;
break;
}
if ( empty( $tmp_dir ) ) {
$tmp_dir = '/tmp';
}
$tmp_dir = realpath( $dir );
return tempnam( $tmp_dir, 'wpunit' );
}
}