content: /**
   * Copyright (c) 2018-2019, Mihai Emil Andronache
   * All rights reserved.
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   * 1)Redistributions of source code must retain the above copyright notice,
   * this list of conditions and the following disclaimer.
   * 2)Redistributions in binary form must reproduce the above copyright notice,
   * this list of conditions and the following disclaimer in the documentation
   * and/or other materials provided with the distribution.
   * 3)Neither the name of docker-java-api nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  package com.amihaiemil.docker;
  
  import java.io.File;
  import java.io.IOException;
  import javax.json.Json;
  import javax.json.JsonObject;
  import javax.json.JsonObjectBuilder;
  import org.hamcrest.MatcherAssert;
  import org.hamcrest.Matchers;
  import org.hamcrest.core.IsEqual;
  import org.junit.Test;
  
  /**
   * Integration tests for {@link RtContainer}.
   * @author Mihai Andronache (amihaiemil@gmail.com)
   * @version $Id: 7a23b5b89a4a5e067e3c2b262934c49914e274a6 $
   * @since 0.0.1
   */
  public final class RtContainerITCase {
  
      /**
       * {@link RtContainer} can rename the Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void renamesContainer() throws Exception {
          final Container container = new UnixDocker(
              new File("/var/run/docker.sock")
          ).containers().create("Toomes", "hello-world");
          MatcherAssert.assertThat(
              container.inspect().getString("Name"),
              Matchers.equalTo("/Toomes")
          );
          container.rename("Fury");
          MatcherAssert.assertThat(
              container.inspect().getString("Name"),
              Matchers.equalTo("/Fury")
          );
          container.remove();
      }
  
      /**
       * {@link RtContainer} can start/stop Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void startStopContainer() throws Exception {
          final Container container = new UnixDocker(
              new File("/var/run/docker.sock")
          ).containers().create("TestStart", this.containerJsonObject());
          container.start();
          MatcherAssert.assertThat(
              this.runningState(container),
              new IsEqual<>(true)
          );
          container.stop();
          container.remove();
      }
  
      /**
       * {@link RtContainer} can kill Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void killContainer() throws Exception {
          final Container container = new UnixDocker(
              new File("/var/run/docker.sock")
          ).containers().create("TestKill", this.containerJsonObject());
          container.start();
          MatcherAssert.assertThat(
              this.runningState(container),
              new IsEqual<>(true)
          );
          container.kill();
          MatcherAssert.assertThat(
              this.runningState(container),
              new IsEqual<>(false)
          );
          container.remove();
      }
  
      /**
       * {@link RtContainer} can restart Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void restartContainer() throws Exception {
          final Container container = new UnixDocker(
    
              new File("/var/run/docker.sock")
          ).containers().create("TestRestart", this.containerJsonObject());
          container.start();
          MatcherAssert.assertThat(
              this.runningState(container),
              new IsEqual<>(true)
          );
          container.restart();
          MatcherAssert.assertThat(
              this.runningState(container),
              new IsEqual<>(true)
          );
          container.stop();
          container.remove();
      }
  
      /**
       * Create Container Json Object to support stop/restart/kill commands.
       * @return Json Object representing Docker Container
       */
      private JsonObject containerJsonObject() {
          JsonObjectBuilder json = Json.createObjectBuilder();
          json.add("Image", "ubuntu");
          json.add("Tty", true);
          json.add("Cmd", "bash");
          return json.build();
      }
  
      /**
       * {@link RtContainer} can pause Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void pauseContainer() throws Exception {
          final Container container = new UnixDocker(
                  new File("/var/run/docker.sock")
          ).containers().create("TestPause", this.containerJsonObject());
          container.start();
          container.pause();
          MatcherAssert.assertThat(
                  this.pausedState(container),
                  new IsEqual<>(true)
          );
          container.stop();
          container.remove();
      }
  
      /**
       * {@link RtContainer} can unpause Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void unpauseContainer() throws Exception {
          final Container container = new UnixDocker(
  
                  new File("/var/run/docker.sock")
          ).containers().create("TestUnpause", this.containerJsonObject());
          container.start();
          container.pause();
          MatcherAssert.assertThat(
                  this.pausedState(container),
                  new IsEqual<>(true)
          );
          container.unpause();
          MatcherAssert.assertThat(
                  this.runningState(container),
                  new IsEqual<>(true)
          );
          container.stop();
          container.remove();
      }
  
      /**
       * Inspect Container and check running state.
       * @param container Docker Container.
       * @return Running state.
       * @throws IOException If something goes wrong.
       */
      private boolean runningState(final Container container) throws IOException {
          return container.inspect().getJsonObject("State")
              .getBoolean("Running");
      }
  
      /**
       * Inspect Container and check paused state.
       * @param container Docker Container.
       * @return Running state.
       * @throws IOException If something goes wrong.
       */
      private boolean pausedState(final Container container) throws IOException {
          return container.inspect().getJsonObject("State")
                  .getBoolean("Paused");
      }
  
  
      /**
       * {@link RtContainer} Can create Exec of Docker container it represents.
       * @throws Exception If something goes wrong.
       */
      @Test
      public void execContainer() throws Exception {
          final Container container = new UnixDocker(
                  new File("/var/run/docker.sock")
          ).containers().create("TestStart", this.containerJsonObject());
          container.start();
          MatcherAssert.assertThat(
                  this.runningState(container),
                  new IsEqual<>(true)
          );
          final JsonObject json = Json.createObjectBuilder()
                  .add("Cmd", Json.createArrayBuilder().add("date").build())
                  .add("Tty", true)
                  .add("AttachStdout", true)
                  .build();
          Exec exec = container.exec(json);
          MatcherAssert.assertThat(
                  container.inspect().getJsonArray("ExecIDs").size(),
                  new IsEqual<>(1)
          );
          MatcherAssert.assertThat(
                  container.inspect().getJsonArray("ExecIDs").getString(0),
                  new IsEqual<>(exec.inspect().getString("ID"))
          );
          container.stop();
          container.remove();
      }
  
  }
  