test/gc/g1/TestGCLogMessages.java

@@ -36,14 +36,28 @@
 import jdk.test.lib.OutputAnalyzer;
 
 public class TestGCLogMessages {
 
     private enum Level {
-        OFF, INFO, DEBUG, TRACE;
-        public boolean lessOrEqualTo(Level other) {
+        OFF(""),
+        INFO("info"),
+        DEBUG("debug"),
+        TRACE("trace");
+
+        private String logName;
+
+        Level(String logName) {
+            this.logName = logName;
+        }
+
+        public boolean lessThan(Level other) {
             return this.compareTo(other) < 0;
         }
+
+        public String toString() {
+            return logName;
+        }
     }
 
     private class LogMessageWithLevel {
         String message;
         Level level;

@@ -88,14 +102,14 @@
         new LogMessageWithLevel("Humongous Register", Level.DEBUG),
     };
 
     void checkMessagesAtLevel(OutputAnalyzer output, LogMessageWithLevel messages[], Level level) throws Exception {
         for (LogMessageWithLevel l : messages) {
-            if (level.lessOrEqualTo(l.level)) {
+            if (level.lessThan(l.level)) {
                 output.shouldNotContain(l.message);
             } else {
-                output.shouldContain(l.message);
+                output.shouldMatch("\\[" + l.level + ".*" + l.message);
             }
         }
     }
 
     public static void main(String[] args) throws Exception {