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<title>[57807] trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php: HTML API: Add tests ensuring text nodes reconstruct active formatting elements.</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/57807">57807</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/57807","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>dmsnell</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2024-03-12 00:24:11 +0000 (Tue, 12 Mar 2024)</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'>HTML API: Add tests ensuring text nodes reconstruct active formatting elements.
Adds tests that should have been merged in <a href="https://core.trac.wordpress.org/changeset/57806">[57806]</a>.
Follow-up to: <a href="https://core.trac.wordpress.org/changeset/57806">[57806]</a>.</pre>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunktestsphpunittestshtmlapiwpHtmlSupportRequiredActiveFormatReconstructionphp">trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php</a></li>
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<h3>Diff</h3>
<a id="trunktestsphpunittestshtmlapiwpHtmlSupportRequiredActiveFormatReconstructionphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php (rev 0)
+++ trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php 2024-03-12 00:24:11 UTC (rev 57807)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,70 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+/**
+ * Unit tests for the HTML API ensuring proper handling of behaviors related to
+ * active format reconstruction.
+ *
+ * @package WordPress
+ * @subpackage HTML-API
+ *
+ * @since 6.5.0
+ *
+ * @group html-api
+ *
+ * @coversDefaultClass WP_HTML_Processor
+ */
+class Tests_HtmlApi_WpHtmlSupportRequiredActiveFormatReconstruction extends WP_UnitTestCase {
+ /**
+ * Ensures that active formats are properly reconstructed when visiting text nodes,
+ * verifying that the proper breadcrumbs are maintained when scanning through HTML.
+ *
+ * @ticket 60455
+ */
+ public function test_reconstructs_active_formats_on_text_nodes() {
+ $processor = WP_HTML_Processor::create_fragment( '<p><b>One<p><source>Two<source>' );
+
+ // The SOURCE element doesn't trigger reconstruction, and this test asserts that.
+ $this->assertTrue(
+ $processor->next_tag( 'SOURCE' ),
+ 'Should have found the first custom element.'
+ );
+
+ $this->assertSame(
+ array( 'HTML', 'BODY', 'P', 'SOURCE' ),
+ $processor->get_breadcrumbs(),
+ 'Should have closed formatting element at first P element.'
+ );
+
+ /*
+ * There are two ways this test could fail. One is to appropriately find the
+ * second text node but fail to reconstruct the implicitly-closed B element.
+ * The other way is to fail to abort when encountering the second text node
+ * because the kind of active format reconstruction isn't supported.
+ *
+ * At the time of writing this test, the HTML Processor bails whenever it
+ * needs to reconstruct active formats, unless there are no active formats.
+ * To ensure that this test properly works once that support is expanded,
+ * it's written to verify both circumstances. Once support is added, this
+ * can be simplified to only contain the first clause of the conditional.
+ *
+ * The use of the SOURCE element is important here because most elements
+ * will also trigger reconstruction, which would conflate the test results
+ * with the text node triggering reconstruction. The SOURCE element won't
+ * do this, making it neutral. Therefore, the implicitly-closed B element
+ * will only be reconstructed by the text node.
+ */
+
+ if ( $processor->next_tag( 'SOURCE' ) ) {
+ $this->assertSame(
+ array( 'HTML', 'BODY', 'P', 'B', 'SOURCE' ),
+ $processor->get_breadcrumbs(),
+ 'Should have reconstructed the implicitly-closed B element.'
+ );
+ } else {
+ $this->assertSame(
+ WP_HTML_Processor::ERROR_UNSUPPORTED,
+ $processor->get_last_error(),
+ 'Should have aborted for incomplete active format reconstruction when encountering the second text node.'
+ );
+ }
+ }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: trunk/tests/phpunit/tests/html-api/wpHtmlSupportRequiredActiveFormatReconstruction.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
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