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<title>[38678] trunk/tests/phpunit: Tests: Reset post-related globals after each test.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/38678">38678</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/38678","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>boonebgorges</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2016-09-30 03:15:36 +0000 (Fri, 30 Sep 2016)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Tests: Reset post-related globals after each test.
Globals like `$pages` were leaking between tests, resulting in various
bits of weirdness.
Globals will kill WordPress. Globals are killing WordPress.
See <a href="https://core.trac.wordpress.org/ticket/38196">#38196</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunktestsphpunitincludestestcasephp">trunk/tests/phpunit/includes/testcase.php</a></li>
<li><a href="#trunktestsphpunittestsincludeshelpersphp">trunk/tests/phpunit/tests/includes/helpers.php</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="trunktestsphpunitincludestestcasephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/phpunit/includes/testcase.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/includes/testcase.php 2016-09-29 22:35:32 UTC (rev 38677)
+++ trunk/tests/phpunit/includes/testcase.php 2016-09-30 03:15:36 UTC (rev 38678)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -142,7 +142,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * After a test method runs, reset any state in WordPress the test method might have changed.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function tearDown() {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- global $wpdb, $wp_query, $wp, $post;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ global $wpdb, $wp_query, $wp;
</ins><span class="cx" style="display: block; padding: 0 10px"> $wpdb->query( 'ROLLBACK' );
</span><span class="cx" style="display: block; padding: 0 10px"> if ( is_multisite() ) {
</span><span class="cx" style="display: block; padding: 0 10px"> while ( ms_is_switched() ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -151,7 +151,13 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_query = new WP_Query();
</span><span class="cx" style="display: block; padding: 0 10px"> $wp = new WP();
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $post = null;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ // Reset globals related to the post loop and `setup_postdata()`.
+ $post_globals = array( 'post', 'id', 'authordata', 'currentday', 'currentmonth', 'page', 'pages', 'multipage', 'more', 'numpages' );
+ foreach ( $post_globals as $global ) {
+ $GLOBALS[ $global ] = null;
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> remove_theme_support( 'html5' );
</span><span class="cx" style="display: block; padding: 0 10px"> remove_filter( 'query', array( $this, '_create_temporary_tables' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
</span></span></pre></div>
<a id="trunktestsphpunittestsincludeshelpersphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/phpunit/tests/includes/helpers.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/includes/helpers.php 2016-09-29 22:35:32 UTC (rev 38677)
+++ trunk/tests/phpunit/tests/includes/helpers.php 2016-09-30 03:15:36 UTC (rev 38678)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -212,4 +212,27 @@
</span><span class="cx" style="display: block; padding: 0 10px"> public function test_die_handler_should_handle_wp_error() {
</span><span class="cx" style="display: block; padding: 0 10px"> wp_die( new WP_Error( 'test', 'test' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ /**
+ * This test is just a setup for the one that follows.
+ *
+ * @ticket 38196
+ */
+ public function test_setup_postdata_globals_should_be_reset_on_teardown__setup() {
+ $post = self::factory()->post->create_and_get();
+ $GLOBALS['wp_query'] = new WP_Query();
+ $GLOBALS['wp_query']->setup_postdata( $post );
+ $this->assertNotEmpty( $post );
+ }
+
+ /**
+ * @ticket 38196
+ */
+ public function test_setup_postdata_globals_should_be_reset_on_teardown() {
+ $globals = array( 'post', 'id', 'authordata', 'currentday', 'currentmonth', 'page', 'pages', 'multipage', 'more', 'numpages' );
+
+ foreach ( $globals as $global ) {
+ $this->assertTrue( ! isset( $GLOBALS[ $global ] ), $global );
+ }
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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