/usr/share/gocode/src/github.com/dgryski/go-bitstream/bitstream_test.go is in golang-github-dgryski-go-bitstream-dev 0.0~git20151205.0.27cd597-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | package bitstream
import (
"bytes"
"io"
"strings"
"testing"
)
func TestBitStreamEOF(t *testing.T) {
br := NewReader(strings.NewReader("0"))
b, err := br.ReadByte()
if b != '0' {
t.Error("ReadByte didn't return first byte")
}
b, err = br.ReadByte()
if err != io.EOF {
t.Error("ReadByte on empty string didn't return EOF")
}
// 0 = 0b00110000
br = NewReader(strings.NewReader("0"))
buf := bytes.NewBuffer(nil)
bw := NewWriter(buf)
for i := 0; i < 4; i++ {
bit, err := br.ReadBit()
if err == io.EOF {
break
}
if err != nil {
t.Error("GetBit returned error err=", err.Error())
return
}
bw.WriteBit(bit)
}
bw.Flush(One)
err = bw.WriteByte(0xAA)
if err != nil {
t.Error("unable to WriteByte")
}
c := buf.Bytes()
if len(c) != 2 || c[1] != 0xAA || c[0] != 0x3f {
t.Error("bad return from 4 read bytes")
}
_, err = NewReader(strings.NewReader("")).ReadBit()
if err != io.EOF {
t.Error("ReadBit on empty string didn't return EOF")
}
}
func TestBitStream(t *testing.T) {
buf := bytes.NewBuffer(nil)
br := NewReader(strings.NewReader("hello"))
bw := NewWriter(buf)
for {
bit, err := br.ReadBit()
if err == io.EOF {
break
}
if err != nil {
t.Error("GetBit returned error err=", err.Error())
return
}
bw.WriteBit(bit)
}
s := buf.String()
if s != "hello" {
t.Error("expected 'hello', got=", []byte(s))
}
}
func TestByteStream(t *testing.T) {
buf := bytes.NewBuffer(nil)
br := NewReader(strings.NewReader("hello"))
bw := NewWriter(buf)
for i := 0; i < 3; i++ {
bit, err := br.ReadBit()
if err == io.EOF {
break
}
if err != nil {
t.Error("GetBit returned error err=", err.Error())
return
}
bw.WriteBit(bit)
}
for i := 0; i < 3; i++ {
byt, err := br.ReadByte()
if err == io.EOF {
break
}
if err != nil {
t.Error("GetByte returned error err=", err.Error())
return
}
bw.WriteByte(byt)
}
u, err := br.ReadBits(13)
if err != nil {
t.Error("ReadBits returned error err=", err.Error())
return
}
bw.WriteBits(u, 13)
bw.WriteBits(('!'<<12)|('.'<<4)|0x02, 20)
// 0x2f == '/'
bw.Flush(One)
s := buf.String()
if s != "hello!./" {
t.Errorf("expected 'hello!./', got=%x", []byte(s))
}
}
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