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<title>[500] wp-testcase/test_admin_includes_ajax_actions.php: Test deleting comments via AJAX.</title>
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<dt>Revision</dt> <dd><a href="http://unit-tests.trac.wordpress.org/changeset/500">500</a></dd>
<dt>Author</dt> <dd>kurtpayne</dd>
<dt>Date</dt> <dd>2012-02-01 00:53:40 +0000 (Wed, 01 Feb 2012)</dd>
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<h3>Log Message</h3>
<pre>Test deleting comments via AJAX.</pre>
<h3>Added Paths</h3>
<ul>
<li><a href="#wptestcasetest_admin_includes_ajax_actionsphp">wp-testcase/test_admin_includes_ajax_actions.php</a></li>
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<h3>Diff</h3>
<a id="wptestcasetest_admin_includes_ajax_actionsphp"></a>
<div class="addfile"><h4>Added: wp-testcase/test_admin_includes_ajax_actions.php (0 => 500)</h4>
<pre class="diff"><span>
<span class="info">--- wp-testcase/test_admin_includes_ajax_actions.php (rev 0)
+++ wp-testcase/test_admin_includes_ajax_actions.php 2012-02-01 00:53:40 UTC (rev 500)
</span><span class="lines">@@ -0,0 +1,267 @@
</span><ins>+<?php
+/**
+ * Ajax test cases
+ *
+ * @package WordPress
+ * @subpackage Unit Tests
+ * @since 3.4.0
+ */
+
+/**
+ * Sample blog data
+ */
+include_once(DIR_TESTDATA . '/sample_blogs.php');
+
+/**
+ * Admin ajax functions to be tested
+ */
+include_once( ABSPATH . 'wp-admin/includes/ajax-actions.php' );
+
+/**
+ * Exception for cases of wp_die()
+ *
+ * @package WordPress
+ * @subpackage Unit Tests
+ * @since 3.4.0
+ */
+class WPAjaxDieException extends Exception {}
+
+/**
+ * Ajax test case class
+ *
+ * @package WordPress
+ * @subpackage Unit Tests
+ * @since 3.4.0
+ */
+class AjaxTest extends _WPDataset2 {
+
+ /**
+ * Last AJAX response. This is set via echo -or- wp_die.
+ * @var type
+ */
+ protected $_last_response = '';
+
+ /**
+ * List of ajax actions called via POST
+ * @var type
+ */
+ protected $_core_actions_get = array( 'fetch-list', 'ajax-tag-search', 'compression-test', 'imgedit-preview', 'oembed_cache' );
+
+ /**
+ * Saved error reporting level
+ * @var int
+ */
+ protected $_error_level = 0;
+
+ /**
+ * List of ajax actions called via GET
+ * @var type
+ */
+ protected $_core_actions_post = array(
+ 'oembed_cache', 'image-editor', 'delete-comment', 'delete-tag', 'delete-link',
+ 'delete-meta', 'delete-post', 'trash-post', 'untrash-post', 'delete-page', 'dim-comment',
+ 'add-link-category', 'add-tag', 'get-tagcloud', 'get-comments', 'replyto-comment',
+ 'edit-comment', 'add-menu-item', 'add-meta', 'add-user', 'autosave', 'closed-postboxes',
+ 'hidden-columns', 'update-welcome-panel', 'menu-get-metabox', 'wp-link-ajax',
+ 'menu-locations-save', 'menu-quick-search', 'meta-box-order', 'get-permalink',
+ 'sample-permalink', 'inline-save', 'inline-save-tax', 'find_posts', 'widgets-order',
+ 'save-widget', 'set-post-thumbnail', 'date_format', 'time_format', 'wp-fullscreen-save-post',
+ 'wp-remove-post-lock', 'dismiss-wp-pointer',
+ );
+
+ /**
+ * Constructor.
+ * Register all of the ajax actions
+ */
+ public function __construct() {
+ parent::__construct();
+ foreach ( array_merge( $this->_core_actions_get, $this->_core_actions_post ) as $action )
+ if ( function_exists( 'wp_ajax_' . str_replace( '-', '_', $action ) ) )
+ add_action( 'wp_ajax_' . $action, 'wp_ajax_' . str_replace( '-', '_', $action ), 1 );
+ }
+
+ /**
+ * Set up the test fixture.
+ * Override wp_die(), pretend to be ajax, and suppres E_WARNINGs
+ */
+ public function setUp() {
+ parent::setUp();
+ add_filter( 'wp_die_ajax_handler', array( $this, 'getDieHandler' ), 1, 1 );
+ if ( !defined( 'DOING_AJAX' ) )
+ define( 'DOING_AJAX', true );
+
+ // Suppress warnings from "Cannot modify header information - headers already sent by"
+ $this->_error_level = error_reporting();
+ error_reporting( $this->_error_level & ~E_WARNING );
+ }
+
+ /**
+ * Tear down the test fixture.
+ * Reset $_POST, remove the wp_die() override, restore error reporting
+ */
+ public function tearDown() {
+ $_POST = array();
+ remove_filter( 'wp_die_ajax_handler', array( $this, 'getDieHandler' ), 1, 1 );
+ error_reporting( $this->_error_level );
+ }
+
+ /**
+ * Return our callback handler
+ * @return callback
+ */
+ public function getDieHandler() {
+ return array( $this, 'dieHandler' );
+ }
+
+ /**
+ * Handler for wp_die()
+ * Save the output for analysis, stop execution by throwing an exception.
+ * If you're testing ajax and you expect wp_die(<anything>), you must use:
+ * <code>
+ * $this->setExpectedException('WPAjaxDieException');
+ * $this->assertEquals(<anything>, $this->_last_message);
+ * </code>
+ * @param string $message
+ */
+ public function dieHandler( $message ) {
+ $this->_last_response = $message;
+ if ( !empty( $message ) )
+ throw new WPAjaxDieException( $message );
+ }
+
+ /**
+ * Switch between user roles
+ * E.g. administrator, editor, author, contributor, subscriber
+ * @param string $role
+ */
+ protected function _setRole( $role ) {
+ $post = $_POST;
+ $user_id = $this->_make_user( $role );
+ wp_set_current_user( $user_id );
+ $_POST = array_merge($_POST, $post);
+ }
+
+ /**
+ * Mimic the ajax handling of admin-ajax.php
+ * Capture the output via output buffering, and if there is any, store
+ * it in $this->_last_message.
+ * @param string $action
+ */
+ protected function _handleAjax($action) {
+
+ // Start output buffering
+ ob_start();
+
+ // Build the request
+ $_POST['action'] = $action;
+ $_GET['action'] = $action;
+ $_REQUEST = array_merge( $_POST, $_GET );
+
+ // Call the hooks
+ do_action( 'admin_init' );
+ do_action( 'wp_ajax_' . $_REQUEST['action'], $_REQUEST['action'] );
+
+ // Save the output
+ $buffer = ob_get_clean();
+ if ( !empty($buffer) )
+ $this->_last_response = $buffer;
+ }
+}
+
+/**
+ * Testing ajax comment functionality
+ *
+ * @package WordPress
+ * @subpackage Unit Tests
+ * @since 3.4.0
+ */
+class TestAjaxComments extends AjaxTest {
+
+ /**
+ * List of comments
+ * @var array
+ */
+ protected $_comments = array();
+
+ /**
+ * Set up the test fixture
+ */
+ public function setUp() {
+ parent::setUp();
+ $this->_comments = get_comments(array(
+ 'status' => 'all',
+ 'search' => '',
+ 'user_id' => '',
+ 'offset' => 2,
+ 'number' => 20,
+ 'post_id' => 0,
+ 'type' => '',
+ 'orderby' => '',
+ 'order' => ''
+ ));
+ }
+
+ /**
+ * Delete a comment as an administrator (expects success)
+ */
+ public function test_ajax_trash_comment_as_admin() {
+
+ // Become an administrator
+ $this->_setRole( 'administrator' );
+
+ // Set up the $_POST request
+ $comment = $this->_comments[0];
+ $_POST['id'] = $comment->comment_ID;
+ $_POST['_ajax_nonce'] = wp_create_nonce( 'delete-comment_' . $comment->comment_ID );
+ $_POST['trash'] = 1;
+ $_POST['_total'] = wp_count_comments( 0 );
+ $_POST['_per_page'] = 20;
+ $_POST['_page'] = 2;
+ $_POST['_url'] = admin_url( 'edit-comments.php' );
+
+ // Make the request
+ $this->_handleAjax( 'delete-comment' );
+
+ // Get the response
+ $xml = simplexml_load_string( $this->_last_response, 'SimpleXMLElement', LIBXML_NOCDATA );
+
+ // Ensure everything is correct
+ $this->assertEquals( $xml->response[0]->comment['id'], $comment->comment_ID );
+ $this->assertEquals( $xml->response['action'], 'delete-comment_' . $comment->comment_ID );
+ $this->assertGreaterThanOrEqual( time() - 10, (int) $xml->response[0]->comment[0]->supplemental[0]->time[0] );
+ $this->assertLessThanOrEqual( time(), (int) $xml->response[0]->comment[0]->supplemental[0]->time[0] );
+ }
+
+ /**
+ * Delete a comment as a subscriber (expects permission denied)
+ */
+ public function test_ajax_trash_comment_as_subscriber() {
+
+ // Become a subscriber
+ $this->_setRole( 'subscriber' );
+
+ // Set up the $_POST request
+ $comment = $this->_comments[1];
+ $_POST['id'] = $comment->comment_ID;
+ $_POST['_ajax_nonce'] = wp_create_nonce( 'delete-comment_' . $comment->comment_ID );
+ $_POST['trash'] = 1;
+ $_POST['_total'] = wp_count_comments( 0 );
+ $_POST['_per_page'] = 20;
+ $_POST['_page'] = 2;
+ $_POST['_url'] = admin_url( 'edit-comments.php' );
+
+ // Make the request
+ $this->setExpectedException( 'WPAjaxDieException' );
+ $this->_handleAjax( 'delete-comment' );
+
+ // Get the response
+ $this->assertEquals( -1, $this->_last_response );
+ }
+
+ /**
+ * @todo wp_ajax_dim_comment()
+ * @todo wp_ajax_get_comments()
+ * @todo wp_ajax_replyto_comment()
+ * @todo wp_ajax_edit_comment()
+ */
+}
</ins><span class="cx">Property changes on: wp-testcase/test_admin_includes_ajax_actions.php
</span><span class="cx">___________________________________________________________________
</span></span></pre></div>
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