Don't hard code load balancer zone.

pkg/cloudprovider/gce_test.go

@@ -0,0 +1,38 @@
+/*
+Copyright 2014 Google Inc. All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cloudprovider
+
+import (
+	"testing"
+)
+
+func TestGetRegion(t *testing.T) {
+	gce := &GCECloud{
+		zone: "us-central1-b",
+	}
+	zones, ok := gce.Zones()
+	if !ok {
+		t.Errorf("Unexpected missing zones impl")
+	}
+	region, err := zones.GetRegion()
+	if err != nil {
+		t.Errorf("unexpected error %v (%#v)", err)
+	}
+	if region != "us-central1" {
+		t.Errorf("Unexpected region: %s", region)
+	}
+}