test/tools/jmod/JmodNegativeTest.java

rev 16200 : 8166568: jmod tool needs extract option
8169492: jdk.internal.jmod.JmodFile.JMOD_MAGIC_NUMBER is a mutable array
Reviewed-by:

@@ -80,20 +80,20 @@
     @Test
     public void testNoArgs() {
         jmod()
             .assertFailure()
             .resultChecker(r ->
-                assertContains(r.output, "Error: one of create, list, describe, or hash must be specified")
+                assertContains(r.output, "Error: one of create, extract, list, describe, or hash must be specified")
             );
     }
 
     @Test
     public void testBadAction() {
         jmod("badAction")
             .assertFailure()
             .resultChecker(r ->
-                assertContains(r.output, "Error: mode must be one of create, list, describe, or hash")
+                assertContains(r.output, "Error: mode must be one of create, extract, list, describe, or hash")
             );
 
         jmod("--badOption")
             .assertFailure()
             .resultChecker(r ->