Make UUID string a separate string, rather than a duplicated hard-coded value

h2/src/test/org/h2/test/unit/TestValue.java

@@ -286,11 +286,13 @@ public class TestValue extends TestBase {
         assertEquals("00000000-0000-4000-8000-000000000000", min.getString());
 
         // Test conversion from ValueJavaObject to ValueUuid
-        UUID origUUID = UUID.fromString("12345678-1234-4321-8765-123456789012");
+        String uuidStr = "12345678-1234-4321-8765-123456789012";
+
+        UUID origUUID = UUID.fromString(uuidStr);
         ValueJavaObject valObj = ValueJavaObject.getNoCopy(origUUID, null, null);
         Value valUUID = valObj.convertTo(Value.UUID);
         assertTrue(valUUID instanceof ValueUuid);
-        assertTrue((valUUID.getString().equals("12345678-1234-4321-8765-123456789012")));
+        assertTrue((valUUID.getString().equals(uuidStr)));
         assertTrue(valUUID.getObject().equals(origUUID));
 
         ValueJavaObject vo_string = ValueJavaObject.getNoCopy(new String("This is not a ValueUuid object"), null, null);