exceptions.iterator().next());
    ArrayList<? extends Throwable> temp = new ArrayList<>(exceptions);
    this.exceptions = Collections.unmodifiableCollection(temp);
  }

  /** See {@link #create(Collection)}. */
  static RuntimeException create(Throwable... exceptions) {
    ArrayList<Throwable> temp = new ArrayList<>(Arrays.asList(exceptions));
    return create(temp);
  }

  /**

                File temp = File.createTempFile("maven-artifact", null);
                temp.deleteOnExit();
                byte[] bytes = sums.get(extension).getBytes(StandardCharsets.UTF_8);
                Files.write(
                        Paths.get(temp.getAbsolutePath()), bytes, StandardOpenOption.APPEND, StandardOpenOption.CREATE);

                temporaryFiles.add(temp);

      assertThrows(IllegalStateException.class, Files::createTempDir);
      return;
    }
    File temp = Files.createTempDir();
    try {
      assertThat(temp.exists()).isTrue();
      assertThat(temp.isDirectory()).isTrue();
      assertThat(temp.listFiles()).isEmpty();
      File child = new File(temp, "child");
      assertThat(child.createNewFile()).isTrue();
      assertThat(child.delete()).isTrue();

        cli.logging(request);
        assertTrue(MessageUtils.isColorEnabled());

        MessageUtils.setColorEnabled(true);
        request = new CliRequest(new String[] {"-l", "target/temp/mvn.log"}, null);
        request.workingDirectory = "target/temp";
        cli.cli(request);
        cli.properties(request);
        cli.logging(request);
        assertFalse(MessageUtils.isColorEnabled());

  public void testTouch() throws IOException {
    Path temp = createTempFile();
    assertTrue(Files.exists(temp));
    Files.delete(temp);
    assertFalse(Files.exists(temp));

    MoreFiles.touch(temp);
    assertTrue(Files.exists(temp));
    MoreFiles.touch(temp);
    assertTrue(Files.exists(temp));
  }

  public void testTouchTime() throws IOException {
    Path temp = createTempFile();

public class ByteArrayAsListTest extends TestCase {

  private static List<Byte> asList(Byte[] values) {
    byte[] temp = new byte[values.length];
    for (int i = 0; i < values.length; i++) {
      temp[i] = checkNotNull(values[i]); // checkNotNull for GWT (do not optimize).
    }
    return Bytes.asList(temp);
  }

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {

public class LongArrayAsListTest extends TestCase {

  private static List<Long> asList(Long[] values) {
    long[] temp = new long[values.length];
    for (int i = 0; i < values.length; i++) {
      temp[i] = checkNotNull(values[i]); // checkNotNull for GWT (do not optimize).
    }
    return Longs.asList(temp);
  }

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {

        req.threshold(0); // always create tmp file

        // ## Act ##
        long before = countTmpFiles();
        logger.info("Before request. Number of temp files: " + before);
        req.execute(res -> {
            logger.info("Processing request. Number of temp files: " + countTmpFiles());
        }, e -> {});
        long after = countTmpFiles();

public class FloatArrayAsListTest extends TestCase {

  private static List<Float> asList(Float[] values) {
    float[] temp = new float[values.length];
    for (int i = 0; i < values.length; i++) {
      temp[i] = checkNotNull(values[i]); // checkNotNull for GWT (do not optimize).
    }
    return Floats.asList(temp);
  }

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {

public class FloatArrayAsListTest extends TestCase {

  private static List<Float> asList(Float[] values) {
    float[] temp = new float[values.length];
    for (int i = 0; i < values.length; i++) {
      temp[i] = checkNotNull(values[i]); // checkNotNull for GWT (do not optimize).
    }
    return Floats.asList(temp);
  }

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {