content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.beam.sdk.io.fs;
  
  import java.nio.file.Path;
  import org.apache.beam.sdk.io.FileSystems;
  import org.apache.beam.sdk.io.fs.MatchResult.Metadata;
  import org.apache.beam.sdk.testing.CoderProperties;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  /** Tests for {@link MetadataCoder}. */
  public class MetadataCoderTest {
  
    @Rule public transient TemporaryFolder tmpFolder = new TemporaryFolder();
  
    @Test
    public void testEncodeDecodeWithDefaultLastModifiedMills() throws Exception {
      Path filePath = tmpFolder.newFile("somefile").toPath();
      Metadata metadata =
          Metadata.builder()
              .setResourceId(
                  FileSystems.matchNewResource(filePath.toString(), false /* isDirectory */))
              .setIsReadSeekEfficient(true)
              .setSizeBytes(1024)
              .build();
      CoderProperties.coderDecodeEncodeEqual(MetadataCoder.of(), metadata);
    }
  
    @Test(expected = AssertionError.class)
    public void testEncodeDecodeWithCustomLastModifiedMills() throws Exception {
      Path filePath = tmpFolder.newFile("somefile").toPath();
      Metadata metadata =
          Metadata.builder()
              .setResourceId(
                  FileSystems.matchNewResource(filePath.toString(), false /* isDirectory */))
              .setIsReadSeekEfficient(true)
              .setSizeBytes(1024)
              .setLastModifiedMillis(1541097000L)
              .build();
      // This should throw because the decoded Metadata has default lastModifiedMills.
      CoderProperties.coderDecodeEncodeEqual(MetadataCoder.of(), metadata);
    }
  
    @Test
    public void testCoderSerializable() {
      CoderProperties.coderSerializable(MetadataCoder.of());
    }
  }
  