diff --git a/core/modules/image/src/Tests/ImageFieldDefaultImagesTest.php b/core/modules/image/src/Tests/ImageFieldDefaultImagesTest.php
index 39e0d50..97da8e6 100644
--- a/core/modules/image/src/Tests/ImageFieldDefaultImagesTest.php
+++ b/core/modules/image/src/Tests/ImageFieldDefaultImagesTest.php
@@ -298,7 +298,8 @@ public function testDefaultImages() {
 
     $non_image = $this->drupalGetTestFiles('text');
     $this->drupalPostForm(NULL, array('files[settings_default_image_uuid]' => drupal_realpath($non_image[0]->uri)), t("Upload"));
-    $this->assertText(t('The specified file text-0.txt could not be uploaded. Only files with the following extensions are allowed: png gif jpg jpeg.'), 'Non-image file cannot be used as default image.');
+    $this->assertText('The specified file text-0.txt could not be uploaded.', 'Non-image file cannot be used as default image.');
+    $this->assertText('Only files with the following extensions are allowed: png gif jpg jpeg.', 'Non-image file cannot be used as default image.');
 
     // Confirm the default image is shown on the node form.
     $file = File::load($default_images['field_new']->id());
diff --git a/core/modules/image/src/Tests/ImageFieldValidateTest.php b/core/modules/image/src/Tests/ImageFieldValidateTest.php
index 938176a..e1bb4d7 100644
--- a/core/modules/image/src/Tests/ImageFieldValidateTest.php
+++ b/core/modules/image/src/Tests/ImageFieldValidateTest.php
@@ -45,7 +45,8 @@ function testResolution() {
       }
     }
     $this->uploadNodeImage($image_that_is_too_small, $field_name, 'article');
-    $this->assertRaw(t('The specified file %name could not be uploaded.', array('%name' => $image_that_is_too_small->filename)) . ' ' . t('The image is too small; the minimum dimensions are %dimensions pixels.', array('%dimensions' => '50x50')), 'Node save failed when minimum image resolution was not met.');
+    $this->assertRaw(t('The specified file %name could not be uploaded.', array('%name' => $image_that_is_too_small->filename)), 'Node save failed when minimum image resolution was not met.');
+    $this->assertRaw(t('The image is too small; the minimum dimensions are %dimensions pixels.', array('%dimensions' => '50x50')), 'Node save failed when minimum image resolution was not met.');
     $this->uploadNodeImage($image_that_is_too_big, $field_name, 'article');
     $this->assertText(t('The image was resized to fit within the maximum allowed dimensions of 100x100 pixels.'), 'Image exceeding max resolution was properly resized.');
   }