Add basic test coverage

tests/phpunit/tests/blocks/applyBlockHooksToContentFromPostObject.php

@@ -0,0 +1,116 @@
+<?php
+/**
+ * Tests for the apply_block_hooks_to_content_from_post_object function.
+ *
+ * @package WordPress
+ * @subpackage Blocks
+ *
+ * @since 6.8.0
+ *
+ * @group blocks
+ * @group block-hooks
+ *
+ * @covers ::apply_block_hooks_to_content_from_post_object
+ */
+class Tests_Blocks_ApplyBlockHooksToContentFromPostObject extends WP_UnitTestCase {
+	/**
+	 * Post object.
+	 *
+	 * @var WP_Post
+	 */
+	protected static $post;
+
+	/**
+	 * Post object.
+	 *
+	 * @var WP_Post
+	 */
+	protected static $post_with_ignored_hooked_block;
+
+	/**
+	 *
+	 * Set up.
+	 *
+	 * @ticket 62716
+	 */
+	public static function wpSetUpBeforeClass() {
+		self::$post = self::factory()->post->create_and_get(
+			array(
+				'post_type'    => 'post',
+				'post_status'  => 'publish',
+				'post_title'   => 'Test Post',
+				'post_content' => '<!-- wp:heading {"level":1} --><h1>Hello World!</h1><!-- /wp:heading -->',
+			)
+		);
+
+		self::$post_with_ignored_hooked_block = self::factory()->post->create_and_get(
+			array(
+				'post_type'    => 'post',
+				'post_status'  => 'publish',
+				'post_title'   => 'Test Post',
+				'post_content' => '<!-- wp:heading {"level":1} --><h1>Hello World!</h1><!-- /wp:heading -->',
+				'meta_input'   => array(
+					'_wp_ignored_hooked_blocks' => '["tests/hooked-block-first-child"]',
+				),
+			)
+		);
+
+		register_block_type(
+			'tests/hooked-block',
+			array(
+				'block_hooks' => array(
+					'core/heading' => 'after',
+				),
+			)
+		);
+
+		register_block_type(
+			'tests/hooked-block-first-child',
+			array(
+				'block_hooks' => array(
+					'core/post-content' => 'first_child',
+				),
+			)
+		);
+	}
+
+	/**
+	 * Tear down.
+	 *
+	 * @ticket 62716
+	 */
+	public static function wpTearDownAfterClass() {
+		$registry = WP_Block_Type_Registry::get_instance();
+
+		$registry->unregister( 'tests/hooked-block' );
+		$registry->unregister( 'tests/hooked-block-first-child' );
+	}
+
+	/**
+	 * @ticket 62716
+	 */
+	public function test_apply_block_hooks_to_content_from_post_object_inserts_hooked_block() {
+		$expected = '<!-- wp:tests/hooked-block-first-child /-->' .
+			self::$post->post_content .
+			'<!-- wp:tests/hooked-block /-->';
+		$actual   = apply_block_hooks_to_content_from_post_object(
+			self::$post->post_content,
+			self::$post,
+			'insert_hooked_blocks'
+		);
+		$this->assertSame( $expected, $actual );
+	}
+
+	/**
+	 * @ticket 62716
+	 */
+	public function test_apply_block_hooks_to_content_from_post_object_respects_ignored_hooked_blocks_post_meta() {
+		$expected = self::$post_with_ignored_hooked_block->post_content . '<!-- wp:tests/hooked-block /-->';
+		$actual   = apply_block_hooks_to_content_from_post_object(
+			self::$post_with_ignored_hooked_block->post_content,
+			self::$post_with_ignored_hooked_block,
+			'insert_hooked_blocks'
+		);
+		$this->assertSame( $expected, $actual );
+	}
+}