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package cbor
import (
"bytes"
"encoding/hex"
"testing"
"time"
)
func TestDecodeInteger(t *testing.T) {
for _, tc := range integerTestCases {
gotv := decodeInteger(getReader(tc.binary))
if gotv != int64(tc.val) {
t.Errorf("decodeInteger(0x%s)=0x%d, want: 0x%d",
hex.EncodeToString([]byte(tc.binary)), gotv, tc.val)
}
}
}
func TestDecodeString(t *testing.T) {
for _, tt := range encodeStringTests {
got := decodeUTF8String(getReader(tt.binary))
if string(got) != "\""+tt.json+"\"" {
t.Errorf("DecodeString(0x%s)=%s, want:\"%s\"\n", hex.EncodeToString([]byte(tt.binary)), string(got),
hex.EncodeToString([]byte(tt.json)))
}
}
}
func TestDecodeArray(t *testing.T) {
for _, tc := range integerArrayTestCases {
buf := bytes.NewBuffer([]byte{})
array2Json(getReader(tc.binary), buf)
if buf.String() != tc.json {
t.Errorf("array2Json(0x%s)=%s, want: %s", hex.EncodeToString([]byte(tc.binary)), buf.String(), tc.json)
}
}
//Unspecified Length Array
var infiniteArrayTestCases = []struct {
in string
out string
}{
{"\x9f\x20\x00\x18\xc8\x14\xff", "[-1,0,200,20]"},
{"\x9f\x38\xc7\x29\x18\xc8\x19\x01\x90\xff", "[-200,-10,200,400]"},
{"\x9f\x01\x02\x03\xff", "[1,2,3]"},
{"\x9f\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x18\x18\x19\xff",
"[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]"},
}
for _, tc := range infiniteArrayTestCases {
buf := bytes.NewBuffer([]byte{})
array2Json(getReader(tc.in), buf)
if buf.String() != tc.out {
t.Errorf("array2Json(0x%s)=%s, want: %s", hex.EncodeToString([]byte(tc.out)), buf.String(), tc.out)
}
}
for _, tc := range booleanArrayTestCases {
buf := bytes.NewBuffer([]byte{})
array2Json(getReader(tc.binary), buf)
if buf.String() != tc.json {
t.Errorf("array2Json(0x%s)=%s, want: %s", hex.EncodeToString([]byte(tc.binary)), buf.String(), tc.json)
}
}
//TODO add cases for arrays of other types
}
var infiniteMapDecodeTestCases = []struct {
bin []byte
json string
}{
{[]byte("\xbf\x64IETF\x20\xff"), "{\"IETF\":-1}"},
{[]byte("\xbf\x65Array\x84\x20\x00\x18\xc8\x14\xff"), "{\"Array\":[-1,0,200,20]}"},
}
var mapDecodeTestCases = []struct {
bin []byte
json string
}{
{[]byte("\xa2\x64IETF\x20"), "{\"IETF\":-1}"},
{[]byte("\xa2\x65Array\x84\x20\x00\x18\xc8\x14"), "{\"Array\":[-1,0,200,20]}"},
}
func TestDecodeMap(t *testing.T) {
for _, tc := range mapDecodeTestCases {
buf := bytes.NewBuffer([]byte{})
map2Json(getReader(string(tc.bin)), buf)
if buf.String() != tc.json {
t.Errorf("map2Json(0x%s)=%s, want: %s", hex.EncodeToString(tc.bin), buf.String(), tc.json)
}
}
for _, tc := range infiniteMapDecodeTestCases {
buf := bytes.NewBuffer([]byte{})
map2Json(getReader(string(tc.bin)), buf)
if buf.String() != tc.json {
t.Errorf("map2Json(0x%s)=%s, want: %s", hex.EncodeToString(tc.bin), buf.String(), tc.json)
}
}
}
func TestDecodeBool(t *testing.T) {
for _, tc := range booleanTestCases {
got := decodeSimpleFloat(getReader(tc.binary))
if string(got) != tc.json {
t.Errorf("decodeSimpleFloat(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.binary)), string(got), tc.json)
}
}
}
func TestDecodeFloat(t *testing.T) {
for _, tc := range float32TestCases {
got, _ := decodeFloat(getReader(tc.binary))
if got != float64(tc.val) {
t.Errorf("decodeFloat(0x%s)=%f, want:%f", hex.EncodeToString([]byte(tc.binary)), got, tc.val)
}
}
}
func TestDecodeTimestamp(t *testing.T) {
decodeTimeZone, _ = time.LoadLocation("UTC")
for _, tc := range timeIntegerTestcases {
tm := decodeTagData(getReader(tc.binary))
if string(tm) != "\""+tc.rfcStr+"\"" {
t.Errorf("decodeFloat(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.binary)), tm, tc.rfcStr)
}
}
for _, tc := range timeFloatTestcases {
tm := decodeTagData(getReader(tc.out))
//Since we convert to float and back - it may be slightly off - so
//we cannot check for exact equality instead, we'll check it is
//very close to each other Less than a Microsecond (lets not yet do nanosec)
got, _ := time.Parse(string(tm), string(tm))
want, _ := time.Parse(tc.rfcStr, tc.rfcStr)
if got.Sub(want) > time.Microsecond {
t.Errorf("decodeFloat(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.out)), tm, tc.rfcStr)
}
}
}
func TestDecodeNetworkAddr(t *testing.T) {
for _, tc := range ipAddrTestCases {
d1 := decodeTagData(getReader(tc.binary))
if string(d1) != tc.text {
t.Errorf("decodeNetworkAddr(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.binary)), d1, tc.text)
}
}
}
func TestDecodeMACAddr(t *testing.T) {
for _, tc := range macAddrTestCases {
d1 := decodeTagData(getReader(tc.binary))
if string(d1) != tc.text {
t.Errorf("decodeNetworkAddr(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.binary)), d1, tc.text)
}
}
}
func TestDecodeIPPrefix(t *testing.T) {
for _, tc := range IPPrefixTestCases {
d1 := decodeTagData(getReader(tc.binary))
if string(d1) != tc.text {
t.Errorf("decodeIPPrefix(0x%s)=%s, want:%s", hex.EncodeToString([]byte(tc.binary)), d1, tc.text)
}
}
}
var compositeCborTestCases = []struct {
binary []byte
json string
}{
{[]byte("\xbf\x64IETF\x20\x65Array\x9f\x20\x00\x18\xc8\x14\xff\xff"), "{\"IETF\":-1,\"Array\":[-1,0,200,20]}\n"},
{[]byte("\xbf\x64IETF\x64YES!\x65Array\x9f\x20\x00\x18\xc8\x14\xff\xff"), "{\"IETF\":\"YES!\",\"Array\":[-1,0,200,20]}\n"},
}
func TestDecodeCbor2Json(t *testing.T) {
for _, tc := range compositeCborTestCases {
buf := bytes.NewBuffer([]byte{})
err := Cbor2JsonManyObjects(getReader(string(tc.binary)), buf)
if buf.String() != tc.json || err != nil {
t.Errorf("cbor2JsonManyObjects(0x%s)=%s, want: %s, err:%s", hex.EncodeToString(tc.binary), buf.String(), tc.json, err.Error())
}
}
}
var negativeCborTestCases = []struct {
binary []byte
errStr string
}{
{[]byte("\xb9\x64IETF\x20\x65Array\x9f\x20\x00\x18\xc8\x14"), "Tried to Read 18 Bytes.. But hit end of file"},
{[]byte("\xbf\x64IETF\x20\x65Array\x9f\x20\x00\x18\xc8\x14"), "EOF"},
{[]byte("\xbf\x14IETF\x20\x65Array\x9f\x20\x00\x18\xc8\x14"), "Tried to Read 40736 Bytes.. But hit end of file"},
{[]byte("\xbf\x64IETF"), "EOF"},
{[]byte("\xbf\x64IETF\x20\x65Array\x9f\x20\x00\x18\xc8\xff\xff\xff"), "Invalid Additional Type: 31 in decodeSimpleFloat"},
{[]byte("\xbf\x64IETF\x20\x65Array"), "EOF"},
{[]byte("\xbf\x64"), "Tried to Read 4 Bytes.. But hit end of file"},
}
func TestDecodeNegativeCbor2Json(t *testing.T) {
for _, tc := range negativeCborTestCases {
buf := bytes.NewBuffer([]byte{})
err := Cbor2JsonManyObjects(getReader(string(tc.binary)), buf)
if err == nil || err.Error() != tc.errStr {
t.Errorf("Expected error got:%s, want:%s", err, tc.errStr)
}
}
}
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