neo-go/pkg/util/binaryrw_test.go
2019-08-28 19:45:17 +03:00

67 lines
1.3 KiB
Go

package util
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
)
func TestWriteVarUint1(t *testing.T) {
var (
val = uint64(1)
buf = new(bytes.Buffer)
)
bw := BinWriter{W: buf}
bw.WriteVarUint(val)
assert.Nil(t, bw.Err)
assert.Equal(t, 1, buf.Len())
}
func TestWriteVarUint1000(t *testing.T) {
var (
val = uint64(1000)
buf = new(bytes.Buffer)
)
bw := BinWriter{W: buf}
bw.WriteVarUint(val)
assert.Nil(t, bw.Err)
assert.Equal(t, 3, buf.Len())
assert.Equal(t, byte(0xfd), buf.Bytes()[0])
br := BinReader{R: buf}
res := br.ReadVarUint()
assert.Nil(t, br.Err)
assert.Equal(t, val, res)
}
func TestWriteVarUint100000(t *testing.T) {
var (
val = uint64(100000)
buf = new(bytes.Buffer)
)
bw := BinWriter{W: buf}
bw.WriteVarUint(val)
assert.Nil(t, bw.Err)
assert.Equal(t, 5, buf.Len())
assert.Equal(t, byte(0xfe), buf.Bytes()[0])
br := BinReader{R: buf}
res := br.ReadVarUint()
assert.Nil(t, br.Err)
assert.Equal(t, val, res)
}
func TestWriteVarUint100000000000(t *testing.T) {
var (
val = uint64(1000000000000)
buf = new(bytes.Buffer)
)
bw := BinWriter{W: buf}
bw.WriteVarUint(val)
assert.Nil(t, bw.Err)
assert.Equal(t, 9, buf.Len())
assert.Equal(t, byte(0xff), buf.Bytes()[0])
br := BinReader{R: buf}
res := br.ReadVarUint()
assert.Nil(t, br.Err)
assert.Equal(t, val, res)
}