Add golden files for request component routing maps

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=157026188

javatests/google/registry/module/backend/BackendRequestComponentTest.java

@@ -0,0 +1,37 @@
+// Copyright 2017 The Nomulus Authors. 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 google.registry.module.backend;
+
+import static com.google.common.io.Resources.getResource;
+
+import google.registry.request.RouterDisplayHelper;
+import google.registry.testing.GoldenFileTestHelper;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/** Unit tests for {@link BackendRequestComponent}. */
+@RunWith(JUnit4.class)
+public class BackendRequestComponentTest {
+
+  @Test
+  public void testRoutingMap() throws Exception {
+    GoldenFileTestHelper.testGoldenFile(
+        RouterDisplayHelper.extractHumanReadableRoutesFromComponent(BackendRequestComponent.class),
+        getResource(BackendRequestComponentTest.class, "testdata/backend_routing.txt"),
+        "backend routing map",
+        "get_routing_map -c " + BackendRequestComponent.class.getName());
+  }
+}