code: /*
   * Copyright 2019 Mitsunori Komatsu (komamitsu)
   *
   * 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.komamitsu.fluency.aws.s3.ingester;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.komamitsu.fluency.aws.s3.ingester.sender.AwsS3Sender;
  
  import java.io.IOException;
  import java.nio.ByteBuffer;
  import java.nio.charset.StandardCharsets;
  import java.time.Instant;
  
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.ArgumentMatchers.anyString;
  import static org.mockito.ArgumentMatchers.eq;
  import static org.mockito.Mockito.doReturn;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.times;
  import static org.mockito.Mockito.verify;
  
  class AwsS3IngesterTest
  {
      private AwsS3Sender s3Sender;
      private S3DestinationDecider destinationDecider;
      private AwsS3Ingester ingester;
  
      @BeforeEach
              void setUp()
      {
          s3Sender = mock(AwsS3Sender.class);
  
          destinationDecider = mock(S3DestinationDecider.class);
          doReturn(new S3DestinationDecider.S3Destination("mybucket", "my/key/base.data"))
                  .when(destinationDecider).decide(anyString(), any(Instant.class));
  
          ingester = new AwsS3Ingester(s3Sender, destinationDecider);
      }
  
      @Test
      void ingest()
              throws IOException
      {
          ingester.ingest("foo.bar",
                  ByteBuffer.wrap("hello, world".getBytes(StandardCharsets.UTF_8)));
  
          verify(s3Sender, times(1))
                  .send(eq("mybucket"),
                          eq("my/key/base.data"),
                          eq(ByteBuffer.wrap("hello, world".getBytes(StandardCharsets.UTF_8))));
      }
  
      @Test
      void close()
      {
          ingester.close();
  
          verify(s3Sender, times(1)).close();
      }
  }