Ticket #27246: 27246.2.diff

src/wp-includes/post-template.php

@@ -357 +357 @@
  * Retrieve the post excerpt.
  *
  * @since 0.71
+ * @since 4.5.0 Introduced the `$post` parameter.
  *
- * @param mixed $deprecated Not used.
- * @return string
+ * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post.
+ * @return string Post excerpt.
  */
-function get_the_excerpt( $deprecated = '' ) {
-        if ( !empty( $deprecated ) )
+function get_the_excerpt( $post = '' ) {
+        if ( ! empty( $post ) && is_bool( $post ) ) {
                 _deprecated_argument( __FUNCTION__, '2.3' );
+        }
 
-        $post = get_post();
+        $post = get_post( $post );
         if ( empty( $post ) ) {
                 return '';
         }

tests/phpunit/tests/post/output.php

@@ -171 +171 @@
                 kses_remove_filters();
         }
 
+        /**
+         * @ticket 27246
+         */
+        public function test_the_excerpt_invalid_post() {
+                $this->assertSame( '', get_echo( 'the_excerpt' ) );
+                $this->assertSame( '', get_the_excerpt() );
+        }
+
+        /**
+         * @ticket 27246
+         */
+        public function test_the_excerpt() {
+                $GLOBALS['post'] = self::factory()->post->create_and_get( array( 'post_excerpt' => 'Post excerpt' ) );
+                $this->assertSame( "<p>Post excerpt</p>\n", get_echo( 'the_excerpt' ) );
+                $this->assertSame( 'Post excerpt', get_the_excerpt() );
+        }
+
+        /**
+         * @ticket 27246
+         */
+        public function test_the_excerpt_password_protected_post() {
+                $GLOBALS['post'] = self::factory()->post->create_and_get( array( 'post_excerpt' => 'Post excerpt', 'post_password' => '1234' ) );
+                $this->assertSame( "<p>There is no excerpt because this is a protected post.</p>\n", get_echo( 'the_excerpt' ) );
+                $this->assertSame( 'There is no excerpt because this is a protected post.', get_the_excerpt() );
+        }
+
+        /**
+         * @ticket 27246
+         */
+        public function test_the_excerpt_specific_post() {
+                $GLOBALS['post'] = self::factory()->post->create_and_get( array( 'post_excerpt' => 'Foo' ) );
+                $post_id = self::factory()->post->create( array( 'post_excerpt' => 'Bar' ) );
+                $this->assertSame( 'Bar', get_the_excerpt( $post_id ) );
+        }
 }