text: // Copyright 2019 Google LLC
  //
  // 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
  //
  //     https://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.
  
  goog.module('proto.im.integration.MessageDefaultInstanceTest');
  goog.setTestOnly();
  
  const MessageA = goog.require('improto.protobuf.contrib.immutablejs.protos.MessageA');
  const testSuite = goog.require('goog.testing.testSuite');
  
  class MessageDefaultInstanceTest {
    testGetDefaultInstance() {
      assertTrue(MessageA.getDefaultInstance() instanceof MessageA);
      assertEquals(
          'getDefaultInstance should always return the same instance.',
          MessageA.getDefaultInstance(), MessageA.getDefaultInstance());
    }
  }
  
  testSuite(new MessageDefaultInstanceTest());
  