assertNull(BigDecimalConversionUtil.toBigDecimal(""));
    }

    /**
     * @throws Exception
     */
    public void testBigDouble() throws Exception {
        assertEquals("12500000", BigDecimalConversionUtil.toBigDecimal(12500000D).toString());
    }

    /**
     * @throws Exception
     */
    public void testToString() throws Exception {
        final BigDecimal d = new BigDecimal(new BigInteger("125"), -1);

		{name: "rootfile2", size: 10000},
		{name: "dir1/d1file", size: 2000},
		{name: "dir2/d2file", size: 300},
		{name: "dir1/dira/dafile", size: 100000},
		{name: "dir1/dira/dbfile", size: 200000},
		{name: "dir1/dira/dirasub/dcfile", size: 1000000},
		{name: "dir1/dira/dirasub/sublevel3/dccccfile", size: 10},
	}
	createUsageTestFiles(t, base, bucket, files)

  }

  public void testAutoIncrementStep_millis() {
    FakeTicker ticker = new FakeTicker().setAutoIncrementStep(1, MILLISECONDS);
    assertEquals(0, ticker.read());
    assertEquals(1000000, ticker.read());
    assertEquals(2000000, ticker.read());
  }

  public void testAutoIncrementStep_seconds() {
    FakeTicker ticker = new FakeTicker().setAutoIncrementStep(3, SECONDS);
    assertEquals(0, ticker.read());

	// Verify supported bdnz/bdz encodings.
	BC 16,0,0(PC)                   // BC $16, CR0LT, 0(PC) // 42000000
	BDNZ 0(PC)                      // 42000000
	BDZ 0(PC)                       // 42400000
	BC 18,0,0(PC)                   // BC $18, CR0LT, 0(PC) // 42400000

	// Verify the supported forms of bcclr[l]
	BC $20,CR0LT,$1,LR              // 4e800820

    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);
      events.add(caption + String.format(Locale.ROOT, "%3.2f", (micros / 1000000.0)));
    }

    @Override
    protected void sleepMicrosUninterruptibly(long micros) {
      sleepMicros("R", micros);
    }

    String readEventsAndClear() {
      try {

    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);
      events.add(caption + String.format(Locale.ROOT, "%3.2f", (micros / 1000000.0)));
    }

    @Override
    protected void sleepMicrosUninterruptibly(long micros) {
      sleepMicros("R", micros);
    }

    String readEventsAndClear() {
      try {

    // Missing seconds treated as bad.
    assertThat("Thu, 01 Jan 1970 00:00 GMT".toHttpDateOrNull()).isNull()
    // Extra spaces treated as bad.
    assertThat("Thu,  01 Jan 1970 00:00 GMT".toHttpDateOrNull()).isNull()
    // Missing leading zero treated as bad.
    assertThat("Thu, 1 Jan 1970 00:00 GMT".toHttpDateOrNull()).isNull()

    // RFC 850, obsoleted by RFC 1036 with any TZ.

    @Required
    @Size(max = 20)
    public String csvFileEncoding;

    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeSearchLogDay;

    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeJobLogDay;

    @Min(-1)
    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeUserInfoDay;

    @Size(max = 10000)

    assertThat(log).containsExactly("run@100000")

    taskFaker.advanceUntil(150.µs)
    assertThat(log).containsExactly("run@100000", "run@150000")

    taskFaker.advanceUntil(299.µs)
    assertThat(log).containsExactly("run@100000", "run@150000")

    taskFaker.advanceUntil(300.µs)
    assertThat(log).containsExactly("run@100000", "run@150000", "run@300000")

    taskFaker.assertNoMoreTasks()

        request.setParameter("geo.location.distance", "10km");

        final GeoInfo geoInfo = new GeoInfo(request);
        String result =
                "{\"geo_distance\":{\"location\":[150.0,34.0],\"distance\":10000.0,\"distance_type\":\"arc\",\"validation_method\":\"STRICT\",\"ignore_unmapped\":false,\"boost\":1.0}}";
        assertEquals(result, geoInfo.toQueryBuilder().toString().replaceAll("[ \n]", ""));
    }