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<title>[47258] trunk: REST API: List all core theme feature support details in /themes endpoint response.</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/47258">47258</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/47258","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>kadamwhite</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-02-11 01:58:08 +0000 (Tue, 11 Feb 2020)</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'>REST API: List all core theme feature support details in /themes endpoint response.

Fully list which first-party core theme features are supported in the /themes endpoint response. This brings the REST API themes controller's response more in line with the output of get_theme_support().

Props adamboro, apieschel, koke, spacedmonkey, TimothyBlynJacobs.
See <a href="https://core.trac.wordpress.org/ticket/49037">#49037</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesrestapiendpointsclasswprestthemescontrollerphp">trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php</a></li>
<li><a href="#trunktestsphpunittestsrestapirestthemescontrollerphp">trunk/tests/phpunit/tests/rest-api/rest-themes-controller.php</a></li>
</ul>

</div>
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<h3>Diff</h3>
<a id="trunksrcwpincludesrestapiendpointsclasswprestthemescontrollerphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php      2020-02-11 01:45:01 UTC (rev 47257)
+++ trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php        2020-02-11 01:58:08 UTC (rev 47258)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -110,20 +110,46 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $fields = $this->get_fields_for_response( $request );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                if ( in_array( 'theme_supports', $fields, true ) ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        $formats                           = get_theme_support( 'post-formats' );
-                       $formats                           = is_array( $formats ) ? array_values( $formats[0] ) : array();
-                       $formats                           = array_merge( array( 'standard' ), $formats );
-                       $data['theme_supports']['formats'] = $formats;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 $item_schemas   = $this->get_item_schema();
+                       $theme_supports = $item_schemas['properties']['theme_supports']['properties'];
+                       foreach ( $theme_supports as $name => $schema ) {
+                               if ( 'formats' === $name ) {
+                                       continue;
+                               }
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        $data['theme_supports']['post-thumbnails']   = false;
-                       $data['theme_supports']['responsive-embeds'] = (bool) get_theme_support( 'responsive-embeds' );
-                       $post_thumbnails                             = get_theme_support( 'post-thumbnails' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         if ( ! current_theme_supports( $name ) ) {
+                                       $data['theme_supports'][ $name ] = false;
+                                       continue;
+                               }
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        if ( $post_thumbnails ) {
-                               // $post_thumbnails can contain a nested array of post types.
-                               // e.g. array( array( 'post', 'page' ) ).
-                               $data['theme_supports']['post-thumbnails'] = is_array( $post_thumbnails ) ? $post_thumbnails[0] : true;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         if ( 'boolean' === $schema['type'] ) {
+                                       $data['theme_supports'][ $name ] = true;
+                                       continue;
+                               }
+
+                               $support = get_theme_support( $name );
+
+                               if ( is_array( $support ) ) {
+                                       // None of the Core theme supports have variadic args.
+                                       $support = $support[0];
+
+                                       // Core multi-type theme-support schema definitions always list boolean first.
+                                       if ( is_array( $schema['type'] ) && 'boolean' === $schema['type'][0] ) {
+                                               // Pass the non-boolean type through to the sanitizer, which cannot itself
+                                               // determine the intended type if the value is invalid (for example if an
+                                               // object includes non-safelisted properties).
+                                               $schema['type'] = $schema['type'][1];
+                                       }
+                               }
+
+                               $data['theme_supports'][ $name ] = rest_sanitize_value_from_schema( $support, $schema );
</ins><span class="cx" style="display: block; padding: 0 10px">                         }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+                       $formats = get_theme_support( 'post-formats' );
+                       $formats = is_array( $formats ) ? array_values( $formats[0] ) : array();
+                       $formats = array_merge( array( 'standard' ), $formats );
+
+                       $data['theme_supports']['formats'] = $formats;
</ins><span class="cx" style="display: block; padding: 0 10px">                 }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                $data = $this->add_additional_fields_to_object( $data, $request );
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -162,24 +188,268 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        'properties' => array(
</span><span class="cx" style="display: block; padding: 0 10px">                                'theme_supports' => array(
</span><span class="cx" style="display: block; padding: 0 10px">                                        'description' => __( 'Features supported by this theme.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                        'type'        => 'array',
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                 'type'        => 'object',
</ins><span class="cx" style="display: block; padding: 0 10px">                                         'readonly'    => true,
</span><span class="cx" style="display: block; padding: 0 10px">                                        'properties'  => array(
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                'formats'           => array(
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                         'align-wide'                => array(
+                                                       'description' => __( 'Whether theme opts in to wide alignment CSS class.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'automatic-feed-links'      => array(
+                                                       'description' => __( 'Whether posts and comments RSS feed links are added to head.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'custom-header'             => array(
+                                                       'description'          => __( 'Custom header if defined by the theme.' ),
+                                                       'type'                 => array( 'boolean', 'object' ),
+                                                       'properties'           => array(
+                                                               'default-image'      => array(
+                                                                       'type'   => 'string',
+                                                                       'format' => 'uri',
+                                                               ),
+                                                               'random-default'     => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'width'              => array(
+                                                                       'type' => 'integer',
+                                                               ),
+                                                               'height'             => array(
+                                                                       'type' => 'integer',
+                                                               ),
+                                                               'flex-height'        => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'flex-width'         => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'default-text-color' => array(
+                                                                       'type' => 'string',
+                                                               ),
+                                                               'header-text'        => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'uploads'            => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'video'              => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                       ),
+                                                       'additionalProperties' => false,
+                                               ),
+                                               'custom-background'         => array(
+                                                       'description'          => __( 'Custom background if defined by the theme.' ),
+                                                       'type'                 => array( 'boolean', 'object' ),
+                                                       'properties'           => array(
+                                                               'default-image'      => array(
+                                                                       'type'   => 'string',
+                                                                       'format' => 'uri',
+                                                               ),
+                                                               'default-preset'     => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'default',
+                                                                               'fill',
+                                                                               'fit',
+                                                                               'repeat',
+                                                                               'custom',
+                                                                       ),
+                                                               ),
+                                                               'default-position-x' => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'left',
+                                                                               'center',
+                                                                               'right',
+                                                                       ),
+                                                               ),
+                                                               'default-position-y' => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'left',
+                                                                               'center',
+                                                                               'right',
+                                                                       ),
+                                                               ),
+                                                               'default-size'       => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'auto',
+                                                                               'contain',
+                                                                               'cover',
+                                                                       ),
+                                                               ),
+                                                               'default-repeat'     => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'repeat-x',
+                                                                               'repeat-y',
+                                                                               'repeat',
+                                                                               'no-repeat',
+                                                                       ),
+                                                               ),
+                                                               'default-attachment' => array(
+                                                                       'type' => 'string',
+                                                                       'enum' => array(
+                                                                               'scroll',
+                                                                               'fixed',
+                                                                       ),
+                                                               ),
+                                                               'default-color'      => array(
+                                                                       'type' => 'string',
+                                                               ),
+                                                       ),
+                                                       'additionalProperties' => false,
+                                               ),
+                                               'custom-logo'               => array(
+                                                       'description'          => __( 'Custom logo if defined by the theme.' ),
+                                                       'type'                 => array( 'boolean', 'object' ),
+                                                       'properties'           => array(
+                                                               'width'       => array(
+                                                                       'type' => 'integer',
+                                                               ),
+                                                               'height'      => array(
+                                                                       'type' => 'integer',
+                                                               ),
+                                                               'flex-width'  => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'flex-height' => array(
+                                                                       'type' => 'boolean',
+                                                               ),
+                                                               'header-text' => array(
+                                                                       'type'  => 'array',
+                                                                       'items' => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                               ),
+                                                       ),
+                                                       'additionalProperties' => false,
+                                               ),
+                                               'customize-selective-refresh-widgets' => array(
+                                                       'description' => __( 'Whether the theme enables Selective Refresh for Widgets being managed with the Customizer.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'dark-editor-style'         => array(
+                                                       'description' => __( 'Whether theme opts in to the dark editor style UI.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'disable-custom-colors'     => array(
+                                                       'description' => __( 'Whether the theme disables custom colors.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'disable-custom-font-sizes' => array(
+                                                       'description' => __( 'Whether the theme disables custom font sizes.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'disable-custom-gradients'  => array(
+                                                       'description' => __( 'Whether the theme disables custom graidients.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'editor-color-palette'      => array(
+                                                       'description' => __( 'Custom color palette if defined by the theme.' ),
+                                                       'type'        => array( 'boolean', 'array' ),
+                                                       'items'       => array(
+                                                               'type'                 => 'object',
+                                                               'properties'           => array(
+                                                                       'name'  => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                                       'slug'  => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                                       'color' => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                               ),
+                                                               'additionalProperties' => false,
+                                                       ),
+                                               ),
+                                               'editor-font-sizes'         => array(
+                                                       'description' => __( 'Custom font sizes if defined by the theme.' ),
+                                                       'type'        => array( 'boolean', 'array' ),
+                                                       'items'       => array(
+                                                               'type'                 => 'object',
+                                                               'properties'           => array(
+                                                                       'name' => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                                       'size' => array(
+                                                                               'type' => 'number',
+                                                                       ),
+                                                                       'slug' => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                               ),
+                                                               'additionalProperties' => false,
+                                                       ),
+                                               ),
+                                               'editor-gradient-presets'   => array(
+                                                       'description' => __( 'Custom gradient presets if defined by the theme.' ),
+                                                       'type'        => array( 'boolean', 'array' ),
+                                                       'items'       => array(
+                                                               'type'                 => 'object',
+                                                               'properties'           => array(
+                                                                       'name'     => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                                       'gradient' => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                                       'slug'     => array(
+                                                                               'type' => 'string',
+                                                                       ),
+                                                               ),
+                                                               'additionalProperties' => false,
+                                                       ),
+                                               ),
+                                               'editor-styles'             => array(
+                                                       'description' => __( 'Whether theme opts in to the editor styles CSS wrapper.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'formats'                   => array(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                         'description' => __( 'Post formats supported.' ),
</span><span class="cx" style="display: block; padding: 0 10px">                                                        'type'        => 'array',
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                        'readonly'    => true,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                                 'items'       => array(
+                                                               'type' => 'string',
+                                                               'enum' => get_post_format_slugs(),
+                                                       ),
</ins><span class="cx" style="display: block; padding: 0 10px">                                                 ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                'post-thumbnails'   => array(
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                         'html5'                     => array(
+                                                       'description' => __( 'Allows use of html5 markup for search forms, comment forms, comment lists, gallery, and caption.' ),
+                                                       'type'        => array( 'boolean', 'array' ),
+                                                       'items'       => array(
+                                                               'type' => 'string',
+                                                               'enum' => array(
+                                                                       'search-form',
+                                                                       'comment-form',
+                                                                       'comment-list',
+                                                                       'gallery',
+                                                                       'caption',
+                                                                       'script',
+                                                                       'style',
+                                                               ),
+                                                       ),
+                                               ),
+                                               'post-thumbnails'           => array(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                         'description' => __( 'Whether the theme supports post thumbnails.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                        'type'        => array( 'array', 'bool' ),
-                                                       'readonly'    => true,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                                 'type'        => array( 'boolean', 'array' ),
+                                                       'items'       => array(
+                                                               'type' => 'string',
+                                                       ),
</ins><span class="cx" style="display: block; padding: 0 10px">                                                 ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                'responsive-embeds' => array(
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                         'responsive-embeds'         => array(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                         'description' => __( 'Whether the theme supports responsive embedded content.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                        'type'        => 'bool',
-                                                       'readonly'    => true,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                                 'type'        => 'boolean',
</ins><span class="cx" style="display: block; padding: 0 10px">                                                 ),
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                                'title-tag'                 => array(
+                                                       'description' => __( 'Whether the theme can manage the document title tag.' ),
+                                                       'type'        => 'boolean',
+                                               ),
+                                               'wp-block-styles'           => array(
+                                                       'description' => __( 'Whether theme opts in to default WordPress block styles for viewing.' ),
+                                                       'type'        => 'boolean',
+                                               ),
</ins><span class="cx" style="display: block; padding: 0 10px">                                         ),
</span><span class="cx" style="display: block; padding: 0 10px">                                ),
</span><span class="cx" style="display: block; padding: 0 10px">                        ),
</span></span></pre></div>
<a id="trunktestsphpunittestsrestapirestthemescontrollerphp"></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/rest-api/rest-themes-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/rest-api/rest-themes-controller.php     2020-02-11 01:45:01 UTC (rev 47257)
+++ trunk/tests/phpunit/tests/rest-api/rest-themes-controller.php       2020-02-11 01:58:08 UTC (rev 47258)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -188,14 +188,503 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $properties = $data['schema']['properties'];
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertEquals( 1, count( $properties ) );
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertArrayHasKey( 'theme_supports', $properties );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                $theme_supports = $properties['theme_supports']['properties'];
+               $this->assertEquals( 20, count( $theme_supports ) );
+               $this->assertArrayHasKey( 'align-wide', $theme_supports );
+               $this->assertArrayHasKey( 'automatic-feed-links', $theme_supports );
+               $this->assertArrayHasKey( 'custom-header', $theme_supports );
+               $this->assertArrayHasKey( 'custom-background', $theme_supports );
+               $this->assertArrayHasKey( 'custom-logo', $theme_supports );
+               $this->assertArrayHasKey( 'customize-selective-refresh-widgets', $theme_supports );
+               $this->assertArrayHasKey( 'title-tag', $theme_supports );
+               $this->assertArrayHasKey( 'dark-editor-style', $theme_supports );
+               $this->assertArrayHasKey( 'disable-custom-font-sizes', $theme_supports );
+               $this->assertArrayHasKey( 'disable-custom-gradients', $theme_supports );
+               $this->assertArrayHasKey( 'editor-color-palette', $theme_supports );
+               $this->assertArrayHasKey( 'editor-font-sizes', $theme_supports );
+               $this->assertArrayHasKey( 'editor-gradient-presets', $theme_supports );
+               $this->assertArrayHasKey( 'editor-styles', $theme_supports );
+               $this->assertArrayHasKey( 'formats', $theme_supports );
+               $this->assertArrayHasKey( 'html5', $theme_supports );
+               $this->assertArrayHasKey( 'post-thumbnails', $theme_supports );
+               $this->assertArrayHasKey( 'responsive-embeds', $theme_supports );
+               $this->assertArrayHasKey( 'title-tag', $theme_supports );
+               $this->assertArrayHasKey( 'wp-block-styles', $theme_supports );
+       }
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                $this->assertEquals( 3, count( $properties['theme_supports']['properties'] ) );
-               $this->assertArrayHasKey( 'formats', $properties['theme_supports']['properties'] );
-               $this->assertArrayHasKey( 'post-thumbnails', $properties['theme_supports']['properties'] );
-               $this->assertArrayHasKey( 'responsive-embeds', $properties['theme_supports']['properties'] );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_disable_custom_colors_false() {
+               remove_theme_support( 'disable-custom-colors' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'disable-custom-colors', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['disable-custom-colors'] );
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">        /**
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @ticket 49037
+        */
+       public function test_theme_supports_disable_custom_colors_true() {
+               remove_theme_support( 'disable-custom-colors' );
+               add_theme_support( 'disable-custom-colors' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['disable-custom-colors'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_disable_custom_font_sizes_false() {
+               remove_theme_support( 'disable-custom-font-sizes' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'disable-custom-font-sizes', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['disable-custom-font-sizes'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_disable_custom_font_sizes_true() {
+               remove_theme_support( 'disable-custom-font-sizes' );
+               add_theme_support( 'disable-custom-font-sizes' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['disable-custom-font-sizes'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_editor_font_sizes_false() {
+               remove_theme_support( 'editor-font-sizes' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'editor-font-sizes', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['editor-font-sizes'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_editor_font_sizes_array() {
+               remove_theme_support( 'editor-font-sizes' );
+               $tiny = array(
+                       'name' => 'Tiny',
+                       'size' => 8,
+                       'slug' => 'tiny',
+               );
+               add_theme_support( 'editor-font-sizes', array( $tiny ) );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'editor-font-sizes', $result[0]['theme_supports'] );
+               $this->assertEquals( array( $tiny ), $result[0]['theme_supports']['editor-font-sizes'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_editor_color_palette_false() {
+               remove_theme_support( 'editor-color-palette' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'editor-color-palette', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['editor-color-palette'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_editor_color_palette_array() {
+               remove_theme_support( 'editor-color-palette' );
+               $wordpress_blue = array(
+                       'name'  => 'WordPress Blue',
+                       'slug'  => 'wordpress-blue',
+                       'color' => '#0073AA',
+               );
+               add_theme_support( 'editor-color-palette', array( $wordpress_blue ) );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertEquals( array( $wordpress_blue ), $result[0]['theme_supports']['editor-color-palette'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_enable_automatic_feed_links() {
+               remove_theme_support( 'automatic-feed-links' );
+               add_theme_support( 'automatic-feed-links' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['automatic-feed-links'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_does_not_enable_automatic_feed_links() {
+               remove_theme_support( 'automatic-feed-links' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'automatic-feed-links', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['automatic-feed-links'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_does_not_support_custom_logo() {
+               remove_theme_support( 'custom-logo' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'custom-logo', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['custom-logo'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_custom_logo() {
+               remove_theme_support( 'custom-logo' );
+               $wordpress_logo = array(
+                       'height'      => 100,
+                       'width'       => 400,
+                       'flex-height' => true,
+                       'flex-width'  => true,
+                       'header-text' => array( 'site-title', 'site-description' ),
+               );
+               add_theme_support( 'custom-logo', $wordpress_logo );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertEquals( $wordpress_logo, $result[0]['theme_supports']['custom-logo'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_does_not_support_custom_header() {
+               remove_theme_support( 'custom-header' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'custom-header', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['custom-header'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_custom_header() {
+               remove_theme_support( 'custom-header' );
+               $wordpress_header = array(
+                       'default-image'          => '',
+                       'random-default'         => false,
+                       'width'                  => 0,
+                       'height'                 => 0,
+                       'flex-height'            => false,
+                       'flex-width'             => false,
+                       'default-text-color'     => '',
+                       'header-text'            => true,
+                       'uploads'                => true,
+                       'wp-head-callback'       => '',
+                       'admin-head-callback'    => '',
+                       'admin-preview-callback' => '',
+                       'video'                  => false,
+                       'video-active-callback'  => 'is_front_page',
+               );
+               $excluded         = array(
+                       'wp-head-callback',
+                       'admin-head-callback',
+                       'admin-preview-callback',
+                       'video-active-callback',
+               );
+               add_theme_support( 'custom-header', $wordpress_header );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+
+               $expected = array_diff_key( $wordpress_header, array_flip( $excluded ) );
+               $this->assertEquals( $expected, $result[0]['theme_supports']['custom-header'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_does_not_support_custom_background() {
+               remove_theme_support( 'custom-background' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'custom-background', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['custom-background'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_custom_background() {
+               remove_theme_support( 'custom-background' );
+               $background = array(
+                       'default-image'          => '',
+                       'default-preset'         => 'default',
+                       'default-position-x'     => 'left',
+                       'default-position-y'     => 'top',
+                       'default-size'           => 'auto',
+                       'default-repeat'         => 'repeat',
+                       'default-attachment'     => 'scroll',
+                       'default-color'          => '',
+                       'wp-head-callback'       => '_custom_background_cb',
+                       'admin-head-callback'    => '',
+                       'admin-preview-callback' => '',
+               );
+               $excluded   = array(
+                       'wp-head-callback',
+                       'admin-head-callback',
+                       'admin-preview-callback',
+               );
+               add_theme_support( 'custom-background', $background );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+
+               $expected = array_diff_key( $background, array_flip( $excluded ) );
+               $this->assertEquals( $expected, $result[0]['theme_supports']['custom-background'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_does_not_support_html5() {
+               remove_theme_support( 'html5' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'html5', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['html5'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_html5() {
+               remove_theme_support( 'html5' );
+               $html5 = array(
+                       'search-form',
+                       'comment-form',
+                       'comment-list',
+                       'gallery',
+                       'caption',
+                       'script',
+                       'style',
+               );
+               add_theme_support( 'html5', $html5 );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertEquals( $html5, $result[0]['theme_supports']['html5'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_cannot_manage_title_tag() {
+               remove_theme_support( 'title-tag' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'title-tag', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['title-tag'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_can_manage_title_tag() {
+               global $_wp_theme_features;
+               $_wp_theme_features['title-tag'] = true;
+               $response                        = self::perform_active_theme_request();
+               $result                          = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['title-tag'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_cannot_manage_selective_refresh_for_widgets() {
+               remove_theme_support( 'customize-selective-refresh-widgets' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'customize-selective-refresh-widgets', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['customize-selective-refresh-widgets'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_can_manage_selective_refresh_for_widgets() {
+               remove_theme_support( 'customize-selective-refresh-widgets' );
+               add_theme_support( 'customize-selective-refresh-widgets' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['customize-selective-refresh-widgets'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_no_wp_block_styles() {
+               remove_theme_support( 'wp-block-styles' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'wp-block-styles', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['wp-block-styles'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_wp_block_styles_optin() {
+               remove_theme_support( 'wp-block-styles' );
+               add_theme_support( 'wp-block-styles' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['wp-block-styles'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_no_align_wide() {
+               remove_theme_support( 'align-wide' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'align-wide', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['align-wide'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_align_wide_optin() {
+               remove_theme_support( 'align-wide' );
+               add_theme_support( 'align-wide' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['align-wide'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_no_editor_styles() {
+               remove_theme_support( 'editor-styles' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'editor-styles', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['editor-styles'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_editor_styles_optin() {
+               remove_theme_support( 'editor-styles' );
+               add_theme_support( 'editor-styles' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['editor-styles'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_no_dark_editor_style() {
+               remove_theme_support( 'dark-editor-style' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'dark-editor-style', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['dark-editor-style'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_dark_editor_style_optin() {
+               remove_theme_support( 'dark-editor-style' );
+               add_theme_support( 'dark-editor-style' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['dark-editor-style'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_no_disable_custom_gradients() {
+               remove_theme_support( 'disable-custom-gradients' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertArrayHasKey( 'disable-custom-gradients', $result[0]['theme_supports'] );
+               $this->assertFalse( $result[0]['theme_supports']['disable-custom-gradients'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_disable_custom_gradients() {
+               remove_theme_support( 'disable-custom-gradients' );
+               add_theme_support( 'disable-custom-gradients' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertTrue( $result[0]['theme_supports']['disable-custom-gradients'] );
+       }
+
+       /**
+        * @ticket 49037
+        */
+       public function test_theme_supports_editor_gradient_presets_array() {
+               remove_theme_support( 'editor-gradient-presets' );
+               $gradient = array(
+                       'name'     => __( 'Vivid cyan blue to vivid purple', 'themeLangDomain' ),
+                       'gradient' => 'linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)',
+                       'slug'     => 'vivid-cyan-blue-to-vivid-purple',
+               );
+               add_theme_support( 'editor-gradient-presets', array( $gradient ) );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertArrayHasKey( 'theme_supports', $result[0] );
+               $this->assertEquals( array( $gradient ), $result[0]['theme_supports']['editor-gradient-presets'] );
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * Should include relevant data in the 'theme_supports' key.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @ticket 45016
</span></span></pre>
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