return out;
          }
        });
    assertExpectedBytes(out.toByteArray());
  }

  public void testIsEmpty() throws IOException {
    assertEquals(expected.length == 0, source.isEmpty());
  }

  public void testSize() throws IOException {
    assertEquals(expected.length, source.size());
  }

  public void testSizeIfKnown() throws IOException {

            }
        }

        final CloseableHttpClient closeableHttpClient = httpClientBuilder.setDefaultRequestConfig(requestConfigBuilder.build()).build();
        if (!httpClientPropertyMap.isEmpty()) {
            final BeanDesc beanDesc = BeanDescFactory.getBeanDesc(closeableHttpClient.getClass());
            for (final Map.Entry<String, Object> entry : httpClientPropertyMap.entrySet()) {

    if (!parameters.isEmpty()) {
      builder.append("; ");
      Multimap<String, String> quotedParameters =
          Multimaps.transformValues(
              parameters,
              (String value) ->
                  (TOKEN_MATCHER.matchesAllOf(value) && !value.isEmpty())
                      ? value
                      : escapeAndQuote(value));

                return (T) ((List<?>) value).stream().filter(s -> s != null).map(Object::toString).toArray(n -> new String[n]);
            }

            if (((List<?>) value).isEmpty()) {
                return null;
            }

            return convertObj(((List<?>) value).get(0), clazz);
        }
        if (value instanceof String[]) {

  }

  private fun RepositoryPlugin.deployClassPath() {
    val classpath = System.getProperty("java.class.path")
    val entries =
      classpath.split(File.pathSeparator.toRegex())
        .dropLastWhile { it.isEmpty() }
        .toTypedArray()
    for (classPathEntry in entries) {
      deployFile(classPathEntry.toPath())
    }
  }

  private fun RepositoryPlugin.deployFile(file: Path) {

    Iterator<Entry<K, V>> iterator = multimap().entries().iterator();
    assertEquals(mapEntry(k0(), v0()), iterator.next());
    iterator.remove();
    assertTrue(multimap().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testEntriesRemainValidAfterRemove() {
    Iterator<Entry<K, V>> iterator = multimap().entries().iterator();

    ImmutableList.Builder<List<E>> axesBuilder = new ImmutableList.Builder<>(lists.size());
    for (List<? extends E> list : lists) {
      List<E> copy = ImmutableList.copyOf(list);
      if (copy.isEmpty()) {
        return ImmutableList.of();
      }
      axesBuilder.add(copy);
    }
    return new CartesianList<>(axesBuilder.build());
  }

  CartesianList(ImmutableList<List<E>> axes) {
    this.axes = axes;

                incrementalVersion = null;
                buildNumber = null;
            }
        }
    }

    private static boolean isDigits(String cs) {
        if (cs == null || cs.isEmpty()) {
            return false;
        }
        final int sz = cs.length();
        for (int i = 0; i < sz; i++) {
            if (!Character.isDigit(cs.charAt(i))) {
                return false;

        val matches: List<ResolvedComponentResult> = resolutionResult.allComponents.filter { it != resolutionResult.root }
        if (matches.isEmpty()) {
            throw GradleException("Could not locate any matches for $notation")
        }
        matches.forEach { dep -> dest[name] = (dep.id as ModuleComponentIdentifier).version }
    }

  }

  public void testLineReading() throws IOException {
    File temp = createTempFile();
    assertNull(Files.readFirstLine(temp, UTF_8));
    assertTrue(Files.readLines(temp, UTF_8).isEmpty());

    PrintWriter w = new PrintWriter(Files.newWriter(temp, UTF_8));
    w.println("hello");
    w.println("");
    w.println(" world  ");
    w.println("");
    w.close();