*/
  private static void assertCrc(int expectedCrc, byte[] data) {
    int actualCrc = Hashing.crc32c().hashBytes(data).asInt();
    assertEquals(
        String.format("expected: %08x, actual: %08x", expectedCrc, actualCrc),
        expectedCrc,
        actualCrc);
    int actualCrcHasher = Hashing.crc32c().newHasher().putBytes(data).hash().asInt();
    assertEquals(

	tests := []struct {
		name     string
		checksum ChecksumType
		fullobj  bool
		wantErr  bool
	}{
		{"CRC32-composite", ChecksumCRC32, false, false},
		{"CRC32-full-object", ChecksumCRC32, true, false},
		{"CRC32C-composite", ChecksumCRC32C, false, false},
		{"CRC32C-full-object", ChecksumCRC32C, true, false},
		{"CRC64NVME-full-object", ChecksumCRC64NVME, false, false}, // CRC64NVME is always full object

	AmzFwdHeaderContentRange       = "x-amz-fwd-header-Content-Range"
	AmzFwdHeaderContentType        = "x-amz-fwd-header-Content-Type"
	AmzFwdHeaderChecksumCrc32      = "x-amz-fwd-header-x-amz-checksum-crc32"
	AmzFwdHeaderChecksumCrc32c     = "x-amz-fwd-header-x-amz-checksum-crc32c"
	AmzFwdHeaderChecksumSha1       = "x-amz-fwd-header-x-amz-checksum-sha1"
	AmzFwdHeaderChecksumSha256     = "x-amz-fwd-header-x-amz-checksum-sha256"

		return fmt.Errorf("invalid part checksum")
	}

	switch c.Type.Base() {
	case ChecksumCRC32:
		v := crc32Combine(crc32.IEEE, binary.BigEndian.Uint32(c.Raw), binary.BigEndian.Uint32(other.Raw), size)
		binary.BigEndian.PutUint32(c.Raw, v)
	case ChecksumCRC32C:
		v := crc32Combine(crc32.Castagnoli, binary.BigEndian.Uint32(c.Raw), binary.BigEndian.Uint32(other.Raw), size)
		binary.BigEndian.PutUint32(c.Raw, v)

    assertHash32(0x1C8600E3, CRC_32, "hell");
    assertHash32(0x3610A686, CRC_32, "hello");
    assertHash32(0xED81F9F6, CRC_32, "hello ");
    assertHash32(0x4850DDC2, CRC_32, "hello w");
    assertHash32(0x7A2D6005, CRC_32, "hello wo");
    assertHash32(0x1C192672, CRC_32, "hello wor");
    assertHash32(0x414FA339, CRC_32, "The quick brown fox jumps over the lazy dog");

Russ Cox <******@****.***> 1410149331 -0400

		w, err := zw.CreateRaw(&zip.FileHeader{
			Name:               name,
			Method:             zip.Store,
			CompressedSize64:   uint64(len(data)),
			UncompressedSize64: uint64(len(data)),
			CRC32:              crc32.ChecksumIEEE(data),
		})
		if err != nil {
			log.Fatal(err)
		}
		if _, err := w.Write(data); err != nil {
			log.Fatal(err)
		}
		seen[name] = true
		return nil
	})
	if err != nil {

func hashOrder(key string, cardinality int) []int {
	if cardinality <= 0 {
		// Returns an empty int slice for cardinality < 0.
		return nil
	}

	nums := make([]int, cardinality)
	keyCrc := crc32.Checksum([]byte(key), crc32.IEEETable)

	start := int(keyCrc % uint32(cardinality))
	for i := 1; i <= cardinality; i++ {
		nums[i-1] = 1 + ((start + i) % cardinality)
	}
	return nums
}

var (