Martin Michlmayrdoc: fix typos throughout docs and code4aee9626 years agoHistory
1224 lines · 45.2 KB · GoRawDownload
package crypt import (	"bytes"	"context"	"encoding/base32"	"fmt"	"io"	"io/ioutil"	"strings"	"testing" 	"github.com/pkg/errors"	"github.com/rclone/rclone/backend/crypt/pkcs7"	"github.com/rclone/rclone/lib/readers"	"github.com/stretchr/testify/assert"	"github.com/stretchr/testify/require") func TestNewNameEncryptionMode(t *testing.T) {	for _, test := range []struct {		in          string		expected    NameEncryptionMode		expectedErr string	}{		{"off", NameEncryptionOff, ""},		{"standard", NameEncryptionStandard, ""},		{"obfuscate", NameEncryptionObfuscated, ""},		{"potato", NameEncryptionOff, "Unknown file name encryption mode \"potato\""},	} {		actual, actualErr := NewNameEncryptionMode(test.in)		assert.Equal(t, actual, test.expected)		if test.expectedErr == "" {			assert.NoError(t, actualErr)		} else {			assert.Error(t, actualErr, test.expectedErr)		}	}} func TestNewNameEncryptionModeString(t *testing.T) {	assert.Equal(t, NameEncryptionOff.String(), "off")	assert.Equal(t, NameEncryptionStandard.String(), "standard")	assert.Equal(t, NameEncryptionObfuscated.String(), "obfuscate")	assert.Equal(t, NameEncryptionMode(3).String(), "Unknown mode #3")} func TestEncodeFileName(t *testing.T) {	for _, test := range []struct {		in       string		expected string	}{		{"", ""},		{"1", "64"},		{"12", "64p0"},		{"123", "64p36"},		{"1234", "64p36d0"},		{"12345", "64p36d1l"},		{"123456", "64p36d1l6o"},		{"1234567", "64p36d1l6org"},		{"12345678", "64p36d1l6orjg"},		{"123456789", "64p36d1l6orjge8"},		{"1234567890", "64p36d1l6orjge9g"},		{"12345678901", "64p36d1l6orjge9g64"},		{"123456789012", "64p36d1l6orjge9g64p0"},		{"1234567890123", "64p36d1l6orjge9g64p36"},		{"12345678901234", "64p36d1l6orjge9g64p36d0"},		{"123456789012345", "64p36d1l6orjge9g64p36d1l"},		{"1234567890123456", "64p36d1l6orjge9g64p36d1l6o"},	} {		actual := encodeFileName([]byte(test.in))		assert.Equal(t, actual, test.expected, fmt.Sprintf("in=%q", test.in))		recovered, err := decodeFileName(test.expected)		assert.NoError(t, err)		assert.Equal(t, string(recovered), test.in, fmt.Sprintf("reverse=%q", test.expected))		in := strings.ToUpper(test.expected)		recovered, err = decodeFileName(in)		assert.NoError(t, err)		assert.Equal(t, string(recovered), test.in, fmt.Sprintf("reverse=%q", in))	}} func TestDecodeFileName(t *testing.T) {	// We've tested decoding the valid ones above, now concentrate on the invalid ones	for _, test := range []struct {		in          string		expectedErr error	}{		{"64=", ErrorBadBase32Encoding},		{"!", base32.CorruptInputError(0)},		{"hello=hello", base32.CorruptInputError(5)},	} {		actual, actualErr := decodeFileName(test.in)		assert.Equal(t, test.expectedErr, actualErr, fmt.Sprintf("in=%q got actual=%q, err = %v %T", test.in, actual, actualErr, actualErr))	}} func TestEncryptSegment(t *testing.T) {	c, _ := newCipher(NameEncryptionStandard, "", "", true)	for _, test := range []struct {		in       string		expected string	}{		{"", ""},		{"1", "p0e52nreeaj0a5ea7s64m4j72s"},		{"12", "l42g6771hnv3an9cgc8cr2n1ng"},		{"123", "qgm4avr35m5loi1th53ato71v0"},		{"1234", "8ivr2e9plj3c3esisjpdisikos"},		{"12345", "rh9vu63q3o29eqmj4bg6gg7s44"},		{"123456", "bn717l3alepn75b2fb2ejmi4b4"},		{"1234567", "n6bo9jmb1qe3b1ogtj5qkf19k8"},		{"12345678", "u9t24j7uaq94dh5q53m3s4t9ok"},		{"123456789", "37hn305g6j12d1g0kkrl7ekbs4"},		{"1234567890", "ot8d91eplaglb62k2b1trm2qv0"},		{"12345678901", "h168vvrgb53qnrtvvmb378qrcs"},		{"123456789012", "s3hsdf9e29ithrqbjqu01t8q2s"},		{"1234567890123", "cf3jimlv1q2oc553mv7s3mh3eo"},		{"12345678901234", "moq0uqdlqrblrc5pa5u5c7hq9g"},		{"123456789012345", "eeam3li4rnommi3a762h5n7meg"},		{"1234567890123456", "mijbj0frqf6ms7frcr6bd9h0env53jv96pjaaoirk7forcgpt70g"},	} {		actual := c.encryptSegment(test.in)		assert.Equal(t, test.expected, actual, fmt.Sprintf("Testing %q", test.in))		recovered, err := c.decryptSegment(test.expected)		assert.NoError(t, err, fmt.Sprintf("Testing reverse %q", test.expected))		assert.Equal(t, test.in, recovered, fmt.Sprintf("Testing reverse %q", test.expected))		in := strings.ToUpper(test.expected)		recovered, err = c.decryptSegment(in)		assert.NoError(t, err, fmt.Sprintf("Testing reverse %q", in))		assert.Equal(t, test.in, recovered, fmt.Sprintf("Testing reverse %q", in))	}} func TestDecryptSegment(t *testing.T) {	// We've tested the forwards above, now concentrate on the errors	longName := make([]byte, 3328)	for i := range longName {		longName[i] = 'a'	}	c, _ := newCipher(NameEncryptionStandard, "", "", true)	for _, test := range []struct {		in          string		expectedErr error	}{		{"64=", ErrorBadBase32Encoding},		{"!", base32.CorruptInputError(0)},		{string(longName), ErrorTooLongAfterDecode},		{encodeFileName([]byte("a")), ErrorNotAMultipleOfBlocksize},		{encodeFileName([]byte("123456789abcdef")), ErrorNotAMultipleOfBlocksize},		{encodeFileName([]byte("123456789abcdef0")), pkcs7.ErrorPaddingTooLong},	} {		actual, actualErr := c.decryptSegment(test.in)		assert.Equal(t, test.expectedErr, actualErr, fmt.Sprintf("in=%q got actual=%q, err = %v %T", test.in, actual, actualErr, actualErr))	}} func TestEncryptFileName(t *testing.T) {	// First standard mode	c, _ := newCipher(NameEncryptionStandard, "", "", true)	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s", c.EncryptFileName("1"))	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", c.EncryptFileName("1/12"))	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng/qgm4avr35m5loi1th53ato71v0", c.EncryptFileName("1/12/123"))	// Standard mode with directory name encryption off	c, _ = newCipher(NameEncryptionStandard, "", "", false)	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s", c.EncryptFileName("1"))	assert.Equal(t, "1/l42g6771hnv3an9cgc8cr2n1ng", c.EncryptFileName("1/12"))	assert.Equal(t, "1/12/qgm4avr35m5loi1th53ato71v0", c.EncryptFileName("1/12/123"))	// Now off mode	c, _ = newCipher(NameEncryptionOff, "", "", true)	assert.Equal(t, "1/12/123.bin", c.EncryptFileName("1/12/123"))	// Obfuscation mode	c, _ = newCipher(NameEncryptionObfuscated, "", "", true)	assert.Equal(t, "49.6/99.23/150.890/53.!!lipps", c.EncryptFileName("1/12/123/!hello"))	assert.Equal(t, "161.\u00e4", c.EncryptFileName("\u00a1"))	assert.Equal(t, "160.\u03c2", c.EncryptFileName("\u03a0"))	// Obfuscation mode with directory name encryption off	c, _ = newCipher(NameEncryptionObfuscated, "", "", false)	assert.Equal(t, "1/12/123/53.!!lipps", c.EncryptFileName("1/12/123/!hello"))	assert.Equal(t, "161.\u00e4", c.EncryptFileName("\u00a1"))	assert.Equal(t, "160.\u03c2", c.EncryptFileName("\u03a0"))} func TestDecryptFileName(t *testing.T) {	for _, test := range []struct {		mode           NameEncryptionMode		dirNameEncrypt bool		in             string		expected       string		expectedErr    error	}{		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s", "1", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", "1/12", nil},		{NameEncryptionStandard, true, "p0e52nreeAJ0A5EA7S64M4J72S/L42G6771HNv3an9cgc8cr2n1ng", "1/12", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng/qgm4avr35m5loi1th53ato71v0", "1/12/123", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1/qgm4avr35m5loi1th53ato71v0", "", ErrorNotAMultipleOfBlocksize},		{NameEncryptionStandard, false, "1/12/qgm4avr35m5loi1th53ato71v0", "1/12/123", nil},		{NameEncryptionOff, true, "1/12/123.bin", "1/12/123", nil},		{NameEncryptionOff, true, "1/12/123.bix", "", ErrorNotAnEncryptedFile},		{NameEncryptionOff, true, ".bin", "", ErrorNotAnEncryptedFile},		{NameEncryptionObfuscated, true, "!.hello", "hello", nil},		{NameEncryptionObfuscated, true, "hello", "", ErrorNotAnEncryptedFile},		{NameEncryptionObfuscated, true, "161.\u00e4", "\u00a1", nil},		{NameEncryptionObfuscated, true, "160.\u03c2", "\u03a0", nil},		{NameEncryptionObfuscated, false, "1/12/123/53.!!lipps", "1/12/123/!hello", nil},	} {		c, _ := newCipher(test.mode, "", "", test.dirNameEncrypt)		actual, actualErr := c.DecryptFileName(test.in)		what := fmt.Sprintf("Testing %q (mode=%v)", test.in, test.mode)		assert.Equal(t, test.expected, actual, what)		assert.Equal(t, test.expectedErr, actualErr, what)	}} func TestEncDecMatches(t *testing.T) {	for _, test := range []struct {		mode NameEncryptionMode		in   string	}{		{NameEncryptionStandard, "1/2/3/4"},		{NameEncryptionOff, "1/2/3/4"},		{NameEncryptionObfuscated, "1/2/3/4/!hello\u03a0"},		{NameEncryptionObfuscated, "Avatar The Last Airbender"},	} {		c, _ := newCipher(test.mode, "", "", true)		out, err := c.DecryptFileName(c.EncryptFileName(test.in))		what := fmt.Sprintf("Testing %q (mode=%v)", test.in, test.mode)		assert.Equal(t, out, test.in, what)		assert.Equal(t, err, nil, what)	}} func TestEncryptDirName(t *testing.T) {	// First standard mode	c, _ := newCipher(NameEncryptionStandard, "", "", true)	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s", c.EncryptDirName("1"))	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", c.EncryptDirName("1/12"))	assert.Equal(t, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng/qgm4avr35m5loi1th53ato71v0", c.EncryptDirName("1/12/123"))	// Standard mode with dir name encryption off	c, _ = newCipher(NameEncryptionStandard, "", "", false)	assert.Equal(t, "1/12", c.EncryptDirName("1/12"))	assert.Equal(t, "1/12/123", c.EncryptDirName("1/12/123"))	// Now off mode	c, _ = newCipher(NameEncryptionOff, "", "", true)	assert.Equal(t, "1/12/123", c.EncryptDirName("1/12/123"))} func TestDecryptDirName(t *testing.T) {	for _, test := range []struct {		mode           NameEncryptionMode		dirNameEncrypt bool		in             string		expected       string		expectedErr    error	}{		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s", "1", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", "1/12", nil},		{NameEncryptionStandard, true, "p0e52nreeAJ0A5EA7S64M4J72S/L42G6771HNv3an9cgc8cr2n1ng", "1/12", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng/qgm4avr35m5loi1th53ato71v0", "1/12/123", nil},		{NameEncryptionStandard, true, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1/qgm4avr35m5loi1th53ato71v0", "", ErrorNotAMultipleOfBlocksize},		{NameEncryptionStandard, false, "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", "p0e52nreeaj0a5ea7s64m4j72s/l42g6771hnv3an9cgc8cr2n1ng", nil},		{NameEncryptionStandard, false, "1/12/123", "1/12/123", nil},		{NameEncryptionOff, true, "1/12/123.bin", "1/12/123.bin", nil},		{NameEncryptionOff, true, "1/12/123", "1/12/123", nil},		{NameEncryptionOff, true, ".bin", ".bin", nil},	} {		c, _ := newCipher(test.mode, "", "", test.dirNameEncrypt)		actual, actualErr := c.DecryptDirName(test.in)		what := fmt.Sprintf("Testing %q (mode=%v)", test.in, test.mode)		assert.Equal(t, test.expected, actual, what)		assert.Equal(t, test.expectedErr, actualErr, what)	}} func TestEncryptedSize(t *testing.T) {	c, _ := newCipher(NameEncryptionStandard, "", "", true)	for _, test := range []struct {		in       int64		expected int64	}{		{0, 32},		{1, 32 + 16 + 1},		{65536, 32 + 16 + 65536},		{65537, 32 + 16 + 65536 + 16 + 1},		{1 << 20, 32 + 16*(16+65536)},		{(1 << 20) + 65535, 32 + 16*(16+65536) + 16 + 65535},		{1 << 30, 32 + 16384*(16+65536)},		{(1 << 40) + 1, 32 + 16777216*(16+65536) + 16 + 1},	} {		actual := c.EncryptedSize(test.in)		assert.Equal(t, test.expected, actual, fmt.Sprintf("Testing %d", test.in))		recovered, err := c.DecryptedSize(test.expected)		assert.NoError(t, err, fmt.Sprintf("Testing reverse %d", test.expected))		assert.Equal(t, test.in, recovered, fmt.Sprintf("Testing reverse %d", test.expected))	}} func TestDecryptedSize(t *testing.T) {	// Test the errors since we tested the reverse above	c, _ := newCipher(NameEncryptionStandard, "", "", true)	for _, test := range []struct {		in          int64		expectedErr error	}{		{0, ErrorEncryptedFileTooShort},		{0, ErrorEncryptedFileTooShort},		{1, ErrorEncryptedFileTooShort},		{7, ErrorEncryptedFileTooShort},		{32 + 1, ErrorEncryptedFileBadHeader},		{32 + 16, ErrorEncryptedFileBadHeader},		{32 + 16 + 65536 + 1, ErrorEncryptedFileBadHeader},		{32 + 16 + 65536 + 16, ErrorEncryptedFileBadHeader},	} {		_, actualErr := c.DecryptedSize(test.in)		assert.Equal(t, test.expectedErr, actualErr, fmt.Sprintf("Testing %d", test.in))	}} func TestNoncePointer(t *testing.T) {	var x nonce	assert.Equal(t, (*[24]byte)(&x), x.pointer())} func TestNonceFromReader(t *testing.T) {	var x nonce	buf := bytes.NewBufferString("123456789abcdefghijklmno")	err := x.fromReader(buf)	assert.NoError(t, err)	assert.Equal(t, nonce{'1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o'}, x)	buf = bytes.NewBufferString("123456789abcdefghijklmn")	err = x.fromReader(buf)	assert.Error(t, err, "short read of nonce")} func TestNonceFromBuf(t *testing.T) {	var x nonce	buf := []byte("123456789abcdefghijklmnoXXXXXXXX")	x.fromBuf(buf)	assert.Equal(t, nonce{'1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o'}, x)	buf = []byte("0123456789abcdefghijklmn")	x.fromBuf(buf)	assert.Equal(t, nonce{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n'}, x)	buf = []byte("0123456789abcdefghijklm")	assert.Panics(t, func() { x.fromBuf(buf) })} func TestNonceIncrement(t *testing.T) {	for _, test := range []struct {		in  nonce		out nonce	}{		{			nonce{0x00},			nonce{0x01},		},		{			nonce{0xFF},			nonce{0x00, 0x01},		},		{			nonce{0xFF, 0xFF},			nonce{0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},		},		{			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},		},	} {		x := test.in		x.increment()		assert.Equal(t, test.out, x)	}} func TestNonceAdd(t *testing.T) {	for _, test := range []struct {		add uint64		in  nonce		out nonce	}{		{			0x01,			nonce{0x00},			nonce{0x01},		},		{			0xFF,			nonce{0xFF},			nonce{0xFE, 0x01},		},		{			0xFFFF,			nonce{0xFF, 0xFF},			nonce{0xFE, 0xFF, 0x01},		},		{			0xFFFFFF,			nonce{0xFF, 0xFF, 0xFF},			nonce{0xFE, 0xFF, 0xFF, 0x01},		},		{			0xFFFFFFFF,			nonce{0xFF, 0xFF, 0xFF, 0xFF},			nonce{0xFe, 0xFF, 0xFF, 0xFF, 0x01},		},		{			0xFFFFFFFFFF,			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0x01},		},		{			0xFFFFFFFFFFFF,			nonce{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},			nonce{0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x01},		},		{			0xFFFFFFFFFFFFFF,

Lines 1–500 of 1224.