contrib/monitored_resource_util/src/test/java/io/opencensus/contrib/monitoredresource/util/AwsIdentityDocUtilsTest.java

/*
 * Copyright 2018, OpenCensus Authors
 *
 * 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 io.opencensus.contrib.monitoredresource.util;

import static com.google.common.truth.Truth.assertThat;

import java.util.Map;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Unit tests for {@link AwsIdentityDocUtils}. */
@RunWith(JUnit4.class)
public class AwsIdentityDocUtilsTest {

  private static final String SAMPLE_AWS_IDENTITY_DOCUMENT =
      "{\n"
          + "    \"devpayProductCodes\" : null,\n"
          + "    \"marketplaceProductCodes\" : [ \"1abc2defghijklm3nopqrs4tu\" ], \n"
          + "    \"availabilityZone\" : \"us-west-2b\",\n"
          + "    \"privateIp\" : \"10.158.112.84\",\n"
          + "    \"version\" : \"2017-09-30\",\n"
          + "    \"instanceId\" : \"i-1234567890abcdef0\",\n"
          + "    \"billingProducts\" : null,\n"
          + "    \"instanceType\" : \"t2.micro\",\n"
          + "    \"accountId\" : \"123456789012\",\n"
          + "    \"imageId\" : \"ami-5fb8c835\",\n"
          + "    \"pendingTime\" : \"2016-11-19T16:32:11Z\",\n"
          + "    \"architecture\" : \"x86_64\",\n"
          + "    \"kernelId\" : null,\n"
          + "    \"ramdiskId\" : null,\n"
          + "    \"region\" : \"us-west-2\"\n"
          + "}";

  @Test
  public void testParseAwsIdentityDocument() {
    Map<String, String> envVarMap =
        AwsIdentityDocUtils.parseAwsIdentityDocument(SAMPLE_AWS_IDENTITY_DOCUMENT);
    assertThat(envVarMap).containsEntry("instanceId", "i-1234567890abcdef0");
    assertThat(envVarMap).containsEntry("accountId", "123456789012");
    assertThat(envVarMap).containsEntry("region", "us-west-2");
  }
}