content: /**
   * 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 org.apache.aurora.scheduler;
  
  import java.io.File;
  import java.nio.charset.StandardCharsets;
  
  import com.google.common.base.Strings;
  import com.google.common.collect.ImmutableMap;
  import com.google.common.io.Files;
  
  import org.junit.Test;
  
  import static org.apache.aurora.scheduler.TierModule.TIER_CONFIG_PATH;
  import static org.apache.aurora.scheduler.TierModule.parseTierConfig;
  import static org.apache.aurora.scheduler.TierModule.readTierFile;
  import static org.apache.aurora.scheduler.base.TaskTestUtil.REVOCABLE_TIER;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  
  public class TierModuleTest {
  
    @Test
    public void testTierConfigArgumentNotSpecified() throws Exception {
      String tierFileContents = readTierFile(new TierModule.Options());
      assertFalse(Strings.isNullOrEmpty(tierFileContents));
      assertEquals(
          tierFileContents,
          Files.toString(
              new File(TierModule.class.getClassLoader().getResource(TIER_CONFIG_PATH).getFile()),
              StandardCharsets.UTF_8));
    }
  
    @Test(expected = IllegalArgumentException.class)
    public void testEmptyTierConfigFile() {
      parseTierConfig("");
    }
  
    @Test
    public void testTierConfigFile() {
      assertEquals(
          ImmutableMap.of("revocable", REVOCABLE_TIER),
          parseTierConfig(
              "{\"default\": \"revocable\","
              + "\"tiers\":{"
              + "\"revocable\": {\"revocable\": true, \"preemptible\": true}"
              + "}}")
              .getTiers());
    }
  
    @Test(expected = RuntimeException.class)
    public void testTierConfigExtraKeysNotAllowed() {
      parseTierConfig("{\"default\": \"revocable\", "
          + "\"tiers\":{\"revocable\": {\"revocable\": true, \"foo\": false}}}");
    }
  }
  