Changeset 50382 for trunk/tests/phpunit/tests/blocks/render-reusable.php

Timestamp:

02/18/2021 01:11:18 AM (4 years ago)

Author:

peterwilsoncc

Message:

Editor: Additional tests for reusable blocks.

Ensure that subsequent renders of a reusable block will render correctly and that recursively inserting a reusable block into itself does not cause an internal server (500) error.

Props bernhard-reiter, SergeyBiryukov.
Fixes #52364.

File:

• trunk/tests/phpunit/tests/blocks/render-reusable.php (modified) (1 diff)

trunk/tests/phpunit/tests/blocks/render-reusable.php

@@ -89 +89 @@
     }
 
+    /**
+     * Make sure that a reusable block can be rendered twice in a row.
+     *
+     * @ticket 52364
+     */
+    public function test_render_subsequent() {
+        $block_type = WP_Block_Type_Registry::get_instance()->get_registered( 'core/block' );
+        $output     = $block_type->render( array( 'ref' => self::$block_id ) );
+        $output    .= $block_type->render( array( 'ref' => self::$block_id ) );
+        $this->assertSame( '<p>Hello world!</p><p>Hello world!</p>', $output );
+    }
+
+    /**
+     * Throw a warning if blocks are recursively nested.
+     *
+     * @ticket 52364
+     */
+    public function test_recursive_render_warning() {
+        $recursive_reusable_block = array(
+            'ID'           => self::$block_id,
+            'post_content' => '<!-- wp:block {"ref":' . self::$block_id . '} /-->',
+        );
+        wp_update_post( $recursive_reusable_block );
+
+        $block_type = WP_Block_Type_Registry::get_instance()->get_registered( 'core/block' );
+
+        // The block_render method for `core/block` triggers a user warning if it
+        // encounters a recursively nested block.
+        $this->expectException( 'PHPUnit_Framework_Error_Warning' );
+        $block_type->render( array( 'ref' => self::$block_id ) );
+    }
+
     public function test_ref_empty() {
         $block_type = WP_Block_Type_Registry::get_instance()->get_registered( 'core/block' );