mirror of https://github.com/poanetwork/quorum.git
116 lines
2.5 KiB
Go
116 lines
2.5 KiB
Go
package rle
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import (
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"bytes"
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"testing"
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"github.com/ethereum/go-ethereum/crypto"
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)
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func TestDecompressSimple(t *testing.T) {
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res, err := Decompress([]byte{token, 0xfd})
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if err != nil {
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t.Error(err)
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}
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if bytes.Compare(res, crypto.Sha3([]byte(""))) != 0 {
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t.Error("empty sha3", res)
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}
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res, err = Decompress([]byte{token, 0xfe})
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if err != nil {
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t.Error(err)
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}
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if bytes.Compare(res, crypto.Sha3([]byte{0x80})) != 0 {
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t.Error("0x80 sha3", res)
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}
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res, err = Decompress([]byte{token, 0xff})
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if err != nil {
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t.Error(err)
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}
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if bytes.Compare(res, []byte{token}) != 0 {
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t.Error("token", res)
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}
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res, err = Decompress([]byte{token, 12})
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if err != nil {
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t.Error(err)
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}
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if bytes.Compare(res, make([]byte, 10)) != 0 {
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t.Error("10 * zero", res)
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}
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}
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func TestDecompressMulti(t *testing.T) {
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res, err := Decompress([]byte{token, 0xfd, token, 0xfe, token, 12})
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if err != nil {
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t.Error(err)
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}
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var exp []byte
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exp = append(exp, crypto.Sha3([]byte(""))...)
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exp = append(exp, crypto.Sha3([]byte{0x80})...)
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exp = append(exp, make([]byte, 10)...)
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if bytes.Compare(res, res) != 0 {
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t.Error("Expected", exp, "result", res)
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}
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}
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func TestCompressSimple(t *testing.T) {
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res := Compress([]byte{0, 0, 0, 0, 0})
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if bytes.Compare(res, []byte{token, 7}) != 0 {
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t.Error("5 * zero", res)
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}
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res = Compress(crypto.Sha3([]byte("")))
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if bytes.Compare(res, []byte{token, emptyShaToken}) != 0 {
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t.Error("empty sha", res)
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}
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res = Compress(crypto.Sha3([]byte{0x80}))
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if bytes.Compare(res, []byte{token, emptyListShaToken}) != 0 {
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t.Error("empty list sha", res)
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}
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res = Compress([]byte{token})
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if bytes.Compare(res, []byte{token, tokenToken}) != 0 {
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t.Error("token", res)
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}
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}
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func TestCompressMulti(t *testing.T) {
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in := []byte{0, 0, 0, 0, 0}
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in = append(in, crypto.Sha3([]byte(""))...)
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in = append(in, crypto.Sha3([]byte{0x80})...)
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in = append(in, token)
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res := Compress(in)
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exp := []byte{token, 7, token, emptyShaToken, token, emptyListShaToken, token, tokenToken}
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if bytes.Compare(res, exp) != 0 {
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t.Error("expected", exp, "got", res)
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}
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}
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func TestCompressDecompress(t *testing.T) {
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var in []byte
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for i := 0; i < 20; i++ {
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in = append(in, []byte{0, 0, 0, 0, 0}...)
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in = append(in, crypto.Sha3([]byte(""))...)
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in = append(in, crypto.Sha3([]byte{0x80})...)
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in = append(in, []byte{123, 2, 19, 89, 245, 254, 255, token, 98, 233}...)
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in = append(in, token)
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}
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c := Compress(in)
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d, err := Decompress(c)
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if err != nil {
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t.Error(err)
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}
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if bytes.Compare(d, in) != 0 {
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t.Error("multi failed\n", d, "\n", in)
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}
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}
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