diff -u b/core/modules/image/lib/Drupal/image/Tests/ImageThemeFunctionTest.php b/core/modules/image/lib/Drupal/image/Tests/ImageThemeFunctionTest.php
--- b/core/modules/image/lib/Drupal/image/Tests/ImageThemeFunctionTest.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageThemeFunctionTest.php
@@ -57,7 +57,7 @@
),
);
$rendered_element = render($element);
- $expected_result = '';
$this->assertEqual($expected_result, $rendered_element, 'theme_image_formatter() correctly renders with a NULL value for the alt option.');
// Test using theme_image_formatter() without an image title, alt text, or
@@ -106,7 +106,7 @@
// Test using theme_image_style() with a NULL value for the alt option.
$element['alt'] = NULL;
$rendered_element = render($element);
- $expected_result = '';
$this->assertEqual($expected_result, $rendered_element, 'theme_image_style() renders an image correctly with a NULL value for the alt option.');
}