setupEpg(_epgMap, et -> ((FileConfig) et).getIncludedDocPaths(),
                (et, vl) -> ((FileConfig) et).setIncludedDocPaths(DfTypeUtil.toString(vl)), "includedDocPaths");
        setupEpg(_epgMap, et -> ((FileConfig) et).getIncludedPaths(),
                (et, vl) -> ((FileConfig) et).setIncludedPaths(DfTypeUtil.toString(vl)), "includedPaths");

        assertThat(writer.toString(), is(urlString));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testFileToWriter() throws Exception {
        final int result = copy(inputFile, "UTF-8", writer);
        assertThat(result, is(urlString.length()));
        assertThat(writer.toString(), is(urlString));
    }

    /**
     * @throws Exception

    joiner.appendTo(sb1FromIterable, parts);
    assertEquals("x" + expected, sb1FromIterable.toString());

    StringBuilder sb1FromIterator = new StringBuilder().append('x');
    joiner.appendTo(sb1FromIterator, parts.iterator());
    assertEquals("x" + expected, sb1FromIterator.toString());

    Integer[] partsArray = Lists.newArrayList(parts).toArray(new Integer[0]);

  }

  public void testToString() {
    assertEquals("foo", entry("foo", 1).toString());
    assertEquals("bar x 2", entry("bar", 2).toString());
  }

  public void testToStringNull() {
    assertEquals("null", entry(NE, 1).toString());
    assertEquals("null x 2", entry(NE, 2).toString());
  }

  public void testEquals() {
    assertEquals(control("foo", 1), entry("foo", 1));

    }

    public String toString() {
        StringBuilder buf = new StringBuilder();

        buf.append(isLowerBoundInclusive() ? '[' : '(');
        if (getLowerBound() != null) {
            buf.append(getLowerBound().toString());
        }
        buf.append(',');
        if (getUpperBound() != null) {
            buf.append(getUpperBound().toString());
        }

    assertEquals(jvmType1.toString(), ourType1.toString());
    assertEquals(jvmType2.toString(), ourType2.toString());
  }

  public void testNewArrayTypeOfArray() {
    Type jvmType = new TypeCapture<int[][]>() {}.capture();
    Type ourType = Types.newArrayType(int[].class);
    assertEquals(jvmType.toString(), ourType.toString());

      assertEquals(entry.getKey() + "=" + entry.getValue(), entry.toString());
    }

    assertEquals("{" + joiner.join(map.entrySet()) + "}", map.toString());
    assertEquals("[" + joiner.join(map.entrySet()) + "]", map.entrySet().toString());
    assertEquals("[" + joiner.join(map.keySet()) + "]", map.keySet().toString());
    assertEquals("[" + joiner.join(map.values()) + "]", map.values().toString());

      assertThat(unsignedValue.toString()).isEqualTo(unsignedValue.bigIntegerValue().toString());
    }
  }

  @GwtIncompatible // too slow
  public void testToStringRadix() {
    for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      for (long l : TEST_LONGS) {
        UnsignedLong value = UnsignedLong.fromLongBits(l);

            result.setExcludedPaths(DfTypeUtil.toString(source.get("excludedPaths")));
            result.setIncludedDocPaths(DfTypeUtil.toString(source.get("includedDocPaths")));
            result.setIncludedPaths(DfTypeUtil.toString(source.get("includedPaths")));
            result.setIntervalTime(DfTypeUtil.toInteger(source.get("intervalTime")));

  }

  // A simple type whose .toString() will return the same value each time, but without maintaining
  // a strong reference to that value.
  static class Key {
    private final int value;
    private WeakReference<String> toString;

    Key(int value) {
      this.value = value;
    }

    @Override
    public synchronized String toString() {
      String s;
      if (toString != null) {