Merge pull request #360 from nats-io/fix_setlogger

[FIXED] SetLogger to be able to set debug/trace to 0

server/log.go

@@ -39,10 +39,13 @@ type Logger interface {
 func (s *Server) SetLogger(logger Logger, debugFlag, traceFlag bool) {
 	if debugFlag {
 		atomic.StoreInt32(&debug, 1)
+	} else {
+		atomic.StoreInt32(&debug, 0)
 	}
-
 	if traceFlag {
 		atomic.StoreInt32(&trace, 1)
+	} else {
+		atomic.StoreInt32(&trace, 0)
 	}
 
 	log.Lock()

server/log_test.go

@@ -8,7 +8,8 @@ import (
 
 func TestSetLogger(t *testing.T) {
 	server := &Server{}
-	server.SetLogger(&DummyLogger{}, true, true)
+	dl := &DummyLogger{}
+	server.SetLogger(dl, true, true)
 
 	// We assert that the logger has change to the DummyLogger
 	_ = log.logger.(*DummyLogger)
@@ -20,6 +21,15 @@ func TestSetLogger(t *testing.T) {
 	if trace != 1 {
 		t.Fatalf("Expected trace 1, received value %d\n", trace)
 	}
+
+	// Make sure that we can reset to fal
+	server.SetLogger(dl, false, false)
+	if debug != 0 {
+		t.Fatalf("Expected debug 0, got %v", debug)
+	}
+	if trace != 0 {
+		t.Fatalf("Expected trace 0, got %v", trace)
+	}
 }
 
 type DummyLogger struct{}