Ticket #17814: 17814.test.diff

Index: tests/image/functions.php
===================================================================
--- tests/image/functions.php   (revision 1066)
+++ tests/image/functions.php   (working copy)
@@ -219,4 +219,27 @@
                        unset( $img );
                }
        }
+
+       /**
+        * Try loading a directory
+        * @ticket 17814
+        */
+       public function test_load_directory() {
+               // First, test with deprecated wp_load_image function
+               $editor = wp_load_image( DIR_TESTDATA );
+               $this->assertNotInternalType( 'resource', $editor );
+
+               // Then, test with editors.
+               $classes = array('WP_Image_Editor_GD', 'WP_Image_Editor_Imagick');
+               foreach ( $classes as $class ) {
+                       if ( !$class::test() ) {
+                               continue;
+                       }
+                       $filter = create_function( '', "return '$class';" );
+                       add_filter( 'image_editor_class', $filter );
+                       $editor = WP_Image_Editor::get_instance( DIR_TESTDATA );
+                       $this->assertInstanceOf( 'WP_Error', $editor );
+                       $this->assertEquals( 'error_loading_image', $editor->get_error_code() );
+               }
+       }
 }