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<title>[53033] trunk/tests/phpunit/tests/general/feedLinksExtra.php: Build/Test Tools: Add unit tests for `feed_links_extra()`.</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/53033">53033</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/53033","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>peterwilsoncc</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2022-03-31 00:55:16 +0000 (Thu, 31 Mar 2022)</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'>Build/Test Tools: Add unit tests for `feed_links_extra()`.
Props costdev, hellofromTonya.
Fixes <a href="https://core.trac.wordpress.org/ticket/54713">#54713</a>.
See <a href="https://core.trac.wordpress.org/ticket/54725">#54725</a>.</pre>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunktestsphpunittestsgeneralfeedLinksExtraphp">trunk/tests/phpunit/tests/general/feedLinksExtra.php</a></li>
</ul>
</div>
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<h3>Diff</h3>
<a id="trunktestsphpunittestsgeneralfeedLinksExtraphp"></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/general/feedLinksExtra.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/general/feedLinksExtra.php (rev 0)
+++ trunk/tests/phpunit/tests/general/feedLinksExtra.php 2022-03-31 00:55:16 UTC (rev 53033)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,513 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+/**
+ * Test feed_links_extra().
+ *
+ * @ticket 54713
+ *
+ * @group general
+ * @group template
+ *
+ * @covers ::feed_links_extra
+ */
+class Tests_General_FeedLinksExtra extends WP_UnitTestCase {
+ /**
+ * Author ID.
+ *
+ * @var int
+ */
+ protected static $author_id;
+
+ /**
+ * Category ID.
+ *
+ * @var int
+ */
+ protected static $category_id;
+
+ /**
+ * Tag ID.
+ *
+ * @var int
+ */
+ protected static $tag_id;
+
+ /**
+ * Taxonomy ID.
+ *
+ * @var int
+ */
+ protected static $tax_id;
+
+ /**
+ * Post Type.
+ *
+ * @var string
+ */
+ protected static $post_type;
+
+ /**
+ * The ID of a post with no comment.
+ *
+ * @var int
+ */
+ protected static $post_no_comment_id;
+
+ /**
+ * The ID of a post with a comment.
+ *
+ * @var int
+ */
+ protected static $post_with_comment_id;
+
+ /**
+ * The ID of a post with a custom post type.
+ *
+ * @var int
+ */
+ protected static $post_with_cpt_id;
+
+ public static function wpSetUpBeforeClass( WP_UnitTest_Factory $factory ) {
+ // Author.
+ self::$author_id = $factory->user->create(
+ array(
+ 'user_login' => 'author_feed_links_extra',
+ 'role' => 'administrator',
+ )
+ );
+
+ // Category.
+ self::$category_id = $factory->category->create(
+ array( 'name' => 'cat_feed_links_extra' )
+ );
+
+ // Tag.
+ self::$tag_id = $factory->tag->create(
+ array( 'name' => 'tag_feed_links_extra' )
+ );
+
+ // Taxonomy.
+ self::$tax_id = 'tax_feed_links_extra';
+
+ // Post type.
+ self::$post_type = 'cpt_feed_links_extra';
+
+ register_taxonomy(
+ self::$tax_id,
+ self::$post_type,
+ array(
+ 'labels' => array(
+ 'name' => 'Taxonomy Terms',
+ 'singular_name' => 'Taxonomy Term',
+ ),
+ )
+ );
+
+ register_post_type(
+ self::$post_type,
+ array(
+ 'public' => true,
+ 'has_archive' => true,
+ 'taxonomies' => array( self::$tax_id ),
+ 'labels' => array( 'name' => 'CPT for feed_links_extra()' ),
+ )
+ );
+
+ // Posts.
+ self::$post_no_comment_id = $factory->post->create(
+ array( 'post_title' => 'Post with no comments' )
+ );
+
+ self::$post_with_comment_id = $factory->post->create(
+ array( 'post_title' => 'Post with a comment' )
+ );
+
+ $factory->comment->create(
+ array(
+ 'comment_author' => self::$author_id,
+ 'comment_post_ID' => self::$post_with_comment_id,
+ )
+ );
+
+ self::$post_with_cpt_id = $factory->post->create(
+ array(
+ 'post_title' => 'Post with a custom post type',
+ 'post_type' => self::$post_type,
+ )
+ );
+
+ wp_set_object_terms( self::$post_with_cpt_id, 'tax_term', self::$tax_id );
+ }
+
+ public function set_up() {
+ parent::set_up();
+
+ register_taxonomy(
+ self::$tax_id,
+ self::$post_type,
+ array(
+ 'labels' => array(
+ 'name' => 'Taxonomy Terms',
+ 'singular_name' => 'Taxonomy Term',
+ ),
+ )
+ );
+
+ register_post_type(
+ self::$post_type,
+ array(
+ 'public' => true,
+ 'has_archive' => true,
+ 'taxonomies' => array( self::$tax_id ),
+ 'labels' => array( 'name' => 'CPT for feed_links_extra()' ),
+ )
+ );
+ }
+
+ /**
+ * @dataProvider data_feed_links_extra
+ * @ticket 54713
+ *
+ * @param string $title The expected title.
+ * @param string $type The name of the test class property containing the object ID.
+ * @param array $args {
+ * Optional arguments. Default empty.
+ *
+ * @type string $separator The separator between blog name and feed type.
+ * @type string $singletitle The title of the comments feed.
+ * @type string $cattitle The title of the category feed.
+ * @type string $tagtitle The title of the tag feed.
+ * @type string $taxtitle The title of the taxonomy feed.
+ * @type string $authortitle The title of the author feed.
+ * @type string $searchtitle The title of the search feed.
+ * @type string $posttypetitle The title of the post type feed.
+ * }
+ */
+ public function test_feed_links_extra( $title, $type, array $args = array() ) {
+ $permalink = $this->helper_get_the_permalink( $type );
+ $this->go_to( $permalink );
+
+ $expected = '';
+
+ if ( '' !== $title ) {
+ if ( 'post_type' === $type || 'search' === $type ) {
+ $feed_link = $permalink . '&feed=rss2';
+ } else {
+ $feed_link = str_replace( '?', '?feed=rss2&', $permalink );
+ }
+
+ $expected = sprintf(
+ '<link rel="alternate" type="application/rss+xml" title="%s" href="%s" />' . "\n",
+ esc_attr( $title ),
+ esc_url( $feed_link )
+ );
+ }
+
+ $this->assertSame( $expected, get_echo( 'feed_links_extra', array( $args ) ) );
+ }
+
+ /**
+ * Data provider.
+ *
+ * @return array
+ */
+ public function data_feed_links_extra() {
+ return array(
+ 'a post with a comment' => array(
+ 'title' => 'Test Blog » Post with a comment Comments Feed',
+ 'type' => 'post_with_comment',
+ ),
+ 'a post with a comment and a custom separator' => array(
+ 'title' => 'Test Blog // Post with a comment Comments Feed',
+ 'type' => 'post_with_comment',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'a post with a comment and a custom title' => array(
+ 'title' => 'Custom Title for Singular Feed',
+ 'type' => 'post_with_comment',
+ 'args' => array(
+ 'singletitle' => 'Custom Title for Singular Feed',
+ ),
+ ),
+ 'a post with a comment, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Singular Feed',
+ 'type' => 'post_with_comment',
+ 'args' => array(
+ 'separator' => '//',
+ 'singletitle' => '%1$s %2$s Custom Title for Singular Feed',
+ ),
+ ),
+ 'a custom post type' => array(
+ 'title' => 'Test Blog » CPT for feed_links_extra() Feed',
+ 'type' => 'post_type',
+ ),
+ 'a custom post type and a custom separator' => array(
+ 'title' => 'Test Blog // CPT for feed_links_extra() Feed',
+ 'type' => 'post_type',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'a custom post type and a custom title' => array(
+ 'title' => 'Custom Title for CPT Feed',
+ 'type' => 'post_type',
+ 'args' => array(
+ 'posttypetitle' => 'Custom Title for CPT Feed',
+ ),
+ ),
+ 'a custom post type, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for CPT Feed',
+ 'type' => 'post_type',
+ 'args' => array(
+ 'separator' => '//',
+ 'posttypetitle' => '%1$s %2$s Custom Title for CPT Feed',
+ ),
+ ),
+ 'a category' => array(
+ 'title' => 'Test Blog » cat_feed_links_extra Category Feed',
+ 'type' => 'category',
+ ),
+ 'a category and a custom separator' => array(
+ 'title' => 'Test Blog // cat_feed_links_extra Category Feed',
+ 'type' => 'category',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'a category and a custom title' => array(
+ 'title' => 'Custom Title for Category Feed',
+ 'type' => 'category',
+ 'args' => array(
+ 'cattitle' => 'Custom Title for Category Feed',
+ ),
+ ),
+ 'a category, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Category Feed',
+ 'type' => 'category',
+ 'args' => array(
+ 'separator' => '//',
+ 'cattitle' => '%1$s %2$s Custom Title for Category Feed',
+ ),
+ ),
+ 'a tag' => array(
+ 'title' => 'Test Blog » tag_feed_links_extra Tag Feed',
+ 'type' => 'tag',
+ ),
+ 'a tag and a custom separator' => array(
+ 'title' => 'Test Blog // tag_feed_links_extra Tag Feed',
+ 'type' => 'tag',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'a tag and a custom title' => array(
+ 'title' => 'Custom Title for Tag Feed',
+ 'type' => 'tag',
+ 'args' => array(
+ 'tagtitle' => 'Custom Title for Tag Feed',
+ ),
+ ),
+ 'a tag, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Tag Feed',
+ 'type' => 'tag',
+ 'args' => array(
+ 'separator' => '//',
+ 'tagtitle' => '%1$s %2$s Custom Title for Tag Feed',
+ ),
+ ),
+ 'a taxonomy' => array(
+ 'title' => 'Test Blog » tax_term Taxonomy Term Feed',
+ 'type' => 'tax',
+ ),
+ 'a taxonomy and a custom separator' => array(
+ 'title' => 'Test Blog // tax_term Taxonomy Term Feed',
+ 'type' => 'tax',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'a taxonomy and a custom title' => array(
+ 'title' => 'Custom Title for Taxonomy Feed',
+ 'type' => 'tax',
+ 'args' => array(
+ 'taxtitle' => 'Custom Title for Taxonomy Feed',
+ ),
+ ),
+ 'a taxonomy, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Taxonomy Feed',
+ 'type' => 'tax',
+ 'args' => array(
+ 'separator' => '//',
+ 'taxtitle' => '%1$s %2$s Custom Title for Taxonomy Feed',
+ ),
+ ),
+ 'an author' => array(
+ 'title' => 'Test Blog » Posts by author_feed_links_extra Feed',
+ 'type' => 'author',
+ ),
+ 'an author and a custom separator' => array(
+ 'title' => 'Test Blog // Posts by author_feed_links_extra Feed',
+ 'type' => 'author',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'an author and a custom title' => array(
+ 'title' => 'Custom Title for Author Feed',
+ 'type' => 'author',
+ 'args' => array(
+ 'authortitle' => 'Custom Title for Author Feed',
+ ),
+ ),
+ 'an author, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Author Feed',
+ 'type' => 'author',
+ 'args' => array(
+ 'separator' => '//',
+ 'authortitle' => '%1$s %2$s Custom Title for Author Feed',
+ ),
+ ),
+ 'search results' => array(
+ 'title' => 'Test Blog » Search Results for “Search” Feed',
+ 'type' => 'search',
+ ),
+ 'search results and a custom separator' => array(
+ 'title' => 'Test Blog // Search Results for “Search” Feed',
+ 'type' => 'search',
+ 'args' => array(
+ 'separator' => '//',
+ ),
+ ),
+ 'search results and a custom title' => array(
+ 'title' => 'Custom Title for Search Feed',
+ 'type' => 'search',
+ 'args' => array(
+ 'searchtitle' => 'Custom Title for Search Feed',
+ ),
+ ),
+ 'search results, a custom separator and a custom title' => array(
+ 'title' => 'Test Blog // Custom Title for Search Feed',
+ 'type' => 'search',
+ 'args' => array(
+ 'separator' => '//',
+ 'searchtitle' => '%1$s %2$s Custom Title for Search Feed',
+ ),
+ ),
+ );
+ }
+
+ /**
+ * Helper function to get the permalink based on type.
+ *
+ * @ticket 54713
+ *
+ * @param string $type The name of the test class property containing the object ID.
+ * @return string The permalink.
+ */
+ private function helper_get_the_permalink( $type ) {
+ if ( 'category' === $type || 'tag' === $type ) {
+ return get_term_link( self::${$type . '_id'} );
+ }
+
+ if ( 'tax' === $type ) {
+ return get_term_link( 'tax_term', self::$tax_id );
+ }
+
+ if ( 'post_type' === $type ) {
+ return get_post_type_archive_link( self::$post_type );
+ }
+
+ if ( 'author' === $type ) {
+ return get_author_posts_url( self::$author_id );
+ }
+
+ if ( 'search' === $type ) {
+ return home_url( '?s=Search' );
+ }
+
+ return get_the_permalink( self::${$type . '_id'} );
+ }
+
+ /**
+ * @ticket 54713
+ */
+ public function test_feed_links_extra_should_respect_comments_open() {
+ add_filter( 'comments_open', '__return_true' );
+ add_filter( 'pings_open', '__return_false' );
+
+ $this->go_to( get_the_permalink( self::$post_no_comment_id ) );
+
+ $expected = '<link rel="alternate" type="application/rss+xml"';
+ $expected .= ' title="Test Blog » Post with no comments Comments Feed"';
+ $expected .= ' href="http://example.org/?feed=rss2&p=' . self::$post_no_comment_id . '" />' . "\n";
+ $this->assertSame( $expected, get_echo( 'feed_links_extra' ) );
+ }
+
+ /**
+ * @ticket 54713
+ */
+ public function test_feed_links_extra_should_respect_pings_open() {
+ add_filter( 'pings_open', '__return_true' );
+ add_filter( 'comments_open', '__return_false' );
+
+ $this->go_to( get_the_permalink( self::$post_no_comment_id ) );
+
+ $expected = '<link rel="alternate" type="application/rss+xml"';
+ $expected .= ' title="Test Blog » Post with no comments Comments Feed"';
+ $expected .= ' href="http://example.org/?feed=rss2&p=' . self::$post_no_comment_id . '" />' . "\n";
+ $this->assertSame( $expected, get_echo( 'feed_links_extra' ) );
+ }
+
+ /**
+ * @ticket 54713
+ */
+ public function test_feed_links_extra_should_respect_post_comment_count() {
+ add_filter( 'pings_open', '__return_false' );
+ add_filter( 'comments_open', '__return_false' );
+
+ $this->go_to( get_the_permalink( self::$post_with_comment_id ) );
+
+ $expected = '<link rel="alternate" type="application/rss+xml"';
+ $expected .= ' title="Test Blog » Post with a comment Comments Feed"';
+ $expected .= ' href="http://example.org/?feed=rss2&p=' . self::$post_with_comment_id . '" />' . "\n";
+ $this->assertSame( $expected, get_echo( 'feed_links_extra' ) );
+ }
+
+ /**
+ * @ticket 54713
+ */
+ public function test_feed_links_extra_should_return_empty_when_comments_and_pings_are_closed_and_post_has_no_comments() {
+ add_filter( 'comments_open', '__return_false' );
+ add_filter( 'pings_open', '__return_false' );
+
+ $this->go_to( get_the_permalink( self::$post_no_comment_id ) );
+ $this->assertEmpty( get_echo( 'feed_links_extra' ) );
+ }
+
+ /**
+ * @ticket 54713
+ */
+ public function test_feed_links_extra_should_respect_feed_type() {
+ add_filter(
+ 'default_feed',
+ static function() {
+ return 'foo';
+ }
+ );
+
+ add_filter(
+ 'feed_content_type',
+ static function() {
+ return 'testing/foo';
+ }
+ );
+
+ $this->go_to( get_the_permalink( self::$post_with_comment_id ) );
+
+ $expected = '<link rel="alternate" type="testing/foo"';
+ $expected .= ' title="Test Blog » Post with a comment Comments Feed"';
+ $expected .= ' href="http://example.org/?feed=foo&p=' . self::$post_with_comment_id . '" />' . "\n";
+ $this->assertSame( $expected, get_echo( 'feed_links_extra' ) );
+ }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: trunk/tests/phpunit/tests/general/feedLinksExtra.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
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