Merge pull request kubernetes#2150 from claire921/fix_health_test

Fix health_test.go

Author: lavalamp

pkg/health/health_test.go

@@ -49,11 +49,11 @@ func TestHealthChecker(t *testing.T) {
 		defer ts.Close()
 		u, err := url.Parse(ts.URL)
 		if err != nil {
-			t.Errorf("Unexpected error: %v", err)
+			t.Fatalf("Unexpected error: %v", err)
 		}
 		host, port, err := net.SplitHostPort(u.Host)
 		if err != nil {
-			t.Errorf("Unexpected error: %v", err)
+			t.Fatalf("Unexpected error: %v", err)
 		}
 		if tt.status == statusServerEarlyShutdown {
 			ts.Close()
@@ -118,11 +118,11 @@ func TestMuxHealthChecker(t *testing.T) {
 		defer ts.Close()
 		u, err := url.Parse(ts.URL)
 		if err != nil {
-			t.Errorf("Unexpected error: %v", err)
+			t.Fatalf("Unexpected error: %v", err)
 		}
 		host, port, err := net.SplitHostPort(u.Host)
 		if err != nil {
-			t.Errorf("Unexpected error: %v", err)
+			t.Fatalf("Unexpected error: %v", err)
 		}
 		container := api.Container{
 			LivenessProbe: &api.LivenessProbe{