diff --git a/tests/phpunit/tests/ajax/Compression.php b/tests/phpunit/tests/ajax/Compression.php
index d82e0c54b9..1e65d718b5 100644
--- a/tests/phpunit/tests/ajax/Compression.php
+++ b/tests/phpunit/tests/ajax/Compression.php
@@ -57,7 +57,7 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 	public function test_gzdeflate() {
 
 		if ( !function_exists( 'gzdeflate' ) ) {
-			$this->markTestSkipped( 'gzdeflate function not available' );
+			$this->fail( 'gzdeflate function not available' );
 		}
 
 		// Become an administrator
@@ -84,7 +84,7 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 	public function test_gzencode() {
 
 		if ( !function_exists('gzencode') ) {
-			$this->markTestSkipped( 'gzencode function not available' );
+			$this->fail( 'gzencode function not available' );
 		}
 
 		// Become an administrator
diff --git a/tests/phpunit/tests/db.php b/tests/phpunit/tests/db.php
index 9595d3df18..ab4186c794 100644
--- a/tests/phpunit/tests/db.php
+++ b/tests/phpunit/tests/db.php
@@ -507,7 +507,7 @@ class Tests_DB extends WP_UnitTestCase {
 
 		if ( count( $wpdb->get_results( 'SHOW CREATE PROCEDURE `test_mysqli_flush_sync_procedure`' ) ) < 1 ) {
 			$wpdb->suppress_errors( $suppress );
-			$this->markTestSkipped( 'procedure could not be created (missing privileges?)' );
+			$this->fail( 'procedure could not be created (missing privileges?)' );
 		}
 
 		$post_id = self::factory()->post->create();
diff --git a/tests/phpunit/tests/functions/deprecated.php b/tests/phpunit/tests/functions/deprecated.php
index 542ea392bb..9735fd8caf 100644
--- a/tests/phpunit/tests/functions/deprecated.php
+++ b/tests/phpunit/tests/functions/deprecated.php
@@ -140,7 +140,7 @@ class Test_Functions_Deprecated extends WP_UnitTestCase {
 	 */
 	public function test_wp_save_image_file_deprecated_with_gd_resource() {
 		if ( !function_exists( 'imagejpeg' ) )
-			$this->markTestSkipped( 'jpeg support unavailable' );
+			$this->fail( 'jpeg support unavailable' );
 
 		// Call wp_save_image_file
 		include_once( ABSPATH . 'wp-admin/includes/image-edit.php' );
@@ -161,7 +161,7 @@ class Test_Functions_Deprecated extends WP_UnitTestCase {
 	 */
 	public function test_wp_save_image_file_not_deprecated_with_wp_image_editor() {
 		if ( !function_exists( 'imagejpeg' ) )
-			$this->markTestSkipped( 'jpeg support unavailable' );
+			$this->fail( 'jpeg support unavailable' );
 
 		// Call wp_save_image_file
 		include_once( ABSPATH . 'wp-admin/includes/image-edit.php' );
diff --git a/tests/phpunit/tests/image/meta.php b/tests/phpunit/tests/image/meta.php
index 30613d48a8..f132d90d4e 100644
--- a/tests/phpunit/tests/image/meta.php
+++ b/tests/phpunit/tests/image/meta.php
@@ -11,8 +11,6 @@ class Tests_Image_Meta extends WP_UnitTestCase {
 			$this->markTestSkipped( 'The gd PHP extension is not loaded.' );
 		if ( ! extension_loaded( 'exif' ) )
 			$this->markTestSkipped( 'The exif PHP extension is not loaded.' );
-		if ( ! is_callable( 'wp_read_image_metadata' ) )
-			$this->markTestSkipped( 'wp_read_image_metadata() is not callable.' );
 		parent::setUp();
 	}