func testPipe2(t *testing.T, fileName string) {
r, w := openPipe(t, fileName)
c := 1024 * 128
s := "Hello world!!"
go func() {
for i := 0; i < c; i++ {
m := fmt.Sprintf("[%d]%s ", i, s)
_, err := ioutils.WriteFull(w, []byte(m))
assert.ErrorIsNil(t, err)
}
assert.ErrorIsNil(t, w.Close())
}()
time.Sleep(time.Millisecond * 100)
buf := make([]byte, len(s)*c*2)
n, err := ioutils.ReadFull(r, buf)
assert.Must(t, errors.Equal(err, io.EOF))
buf = buf[:n]
for i := 0; i < c; i++ {
m := fmt.Sprintf("[%d]%s ", i, s)
assert.Must(t, len(buf) >= len(m))
assert.Must(t, string(buf[:len(m)]) == m)
buf = buf[len(m):]
}
assert.Must(t, len(buf) == 0)
assert.ErrorIsNil(t, r.Close())
}
func (s *testIoPipeSuite) testPipe2(c *C, fileName string) {
r, w := s.openPipe(c, fileName)
cc := 1024 * 128
ss := "Hello world!!"
go func() {
for i := 0; i < cc; i++ {
m := fmt.Sprintf("[%d]%s ", i, ss)
_, err := ioutils.WriteFull(w, []byte(m))
c.Assert(err, IsNil)
}
c.Assert(w.Close(), IsNil)
}()
time.Sleep(time.Millisecond * 100)
buf := make([]byte, len(ss)*cc*2)
n, err := ioutils.ReadFull(r, buf)
c.Assert(errors2.ErrorEqual(err, io.EOF), Equals, true)
buf = buf[:n]
for i := 0; i < cc; i++ {
m := fmt.Sprintf("[%d]%s ", i, ss)
c.Assert(len(buf) >= len(m), Equals, true)
c.Assert(string(buf[:len(m)]), Equals, m)
buf = buf[len(m):]
}
c.Assert(len(buf), Equals, 0)
c.Assert(r.Close(), IsNil)
}
func (s *testIoPipeSuite) TestWriteAfterWriterClose(c *C) {
r, w := Pipe()
ss := "hello"
errs := make(chan error)
go func() {
_, err := ioutils.WriteFull(w, []byte(ss))
c.Assert(err, IsNil)
c.Assert(w.Close(), IsNil)
_, err = w.Write([]byte("world"))
errs <- err
}()
buf := make([]byte, 4096)
n, err := ioutils.ReadFull(r, buf)
c.Assert(errors2.ErrorEqual(err, io.EOF), Equals, true)
c.Assert(string(buf[:n]), Equals, ss)
err = <-errs
c.Assert(errors2.ErrorEqual(err, io.ErrClosedPipe), Equals, true)
c.Assert(r.Close(), IsNil)
}
func (s *testIoPipeSuite) testPipe4(c *C, fileName string) {
r, w := s.openPipe(c, fileName)
key := []byte("spinlock aes-128")
block := aes.BlockSize
count := 1024 * 1024 * 128 / block
go func() {
buf := make([]byte, count*block)
m, err := aes.NewCipher(key)
c.Assert(err, IsNil)
for i := 0; i < len(buf); i++ {
buf[i] = byte(i)
}
e := cipher.NewCBCEncrypter(m, make([]byte, block))
e.CryptBlocks(buf, buf)
n, err := ioutils.WriteFull(w, buf)
c.Assert(err, IsNil)
c.Assert(w.Close(), IsNil)
c.Assert(n, Equals, len(buf))
}()
buf := make([]byte, count*block)
m, err := aes.NewCipher(key)
c.Assert(err, IsNil)
_, err = ioutils.ReadFull(r, buf)
c.Assert(err, IsNil)
e := cipher.NewCBCDecrypter(m, make([]byte, block))
e.CryptBlocks(buf, buf)
for i := 0; i < len(buf); i++ {
// make gocheck faster
if buf[i] != byte(i) {
c.Assert(buf[i], Equals, byte(i))
}
}
_, err = ioutils.ReadFull(r, buf)
c.Assert(errors2.ErrorEqual(err, io.EOF), Equals, true)
c.Assert(r.Close(), IsNil)
}
func testPipe4(t *testing.T, fileName string) {
r, w := openPipe(t, fileName)
key := []byte("spinlock aes-128")
block := aes.BlockSize
count := 1024 * 1024 * 128 / block
go func() {
buf := make([]byte, count*block)
m, err := aes.NewCipher(key)
assert.ErrorIsNil(t, err)
for i := 0; i < len(buf); i++ {
buf[i] = byte(i)
}
e := cipher.NewCBCEncrypter(m, make([]byte, block))
e.CryptBlocks(buf, buf)
n, err := ioutils.WriteFull(w, buf)
assert.ErrorIsNil(t, err)
assert.ErrorIsNil(t, w.Close())
assert.Must(t, n == len(buf))
}()
buf := make([]byte, count*block)
m, err := aes.NewCipher(key)
assert.ErrorIsNil(t, err)
_, err = ioutils.ReadFull(r, buf)
assert.ErrorIsNil(t, err)
e := cipher.NewCBCDecrypter(m, make([]byte, block))
e.CryptBlocks(buf, buf)
for i := 0; i < len(buf); i++ {
assert.Must(t, buf[i] == byte(i))
}
_, err = ioutils.ReadFull(r, buf)
assert.Must(t, errors.Equal(err, io.EOF))
assert.ErrorIsNil(t, r.Close())
}
func TestWriteNil(t *testing.T) {
r, w := Pipe()
go func() {
_, err := w.Write(nil)
assert.ErrorIsNil(t, err)
assert.ErrorIsNil(t, w.Close())
}()
buf := make([]byte, 4096)
n, err := ioutils.ReadFull(r, buf)
assert.Must(t, errors.Equal(err, io.EOF))
assert.Must(t, n == 0)
assert.ErrorIsNil(t, r.Close())
}
func (s *testIoPipeSuite) TestWriteNil(c *C) {
r, w := Pipe()
go func() {
_, err := w.Write(nil)
c.Assert(err, IsNil)
c.Assert(w.Close(), IsNil)
}()
buf := make([]byte, 4096)
n, err := ioutils.ReadFull(r, buf)
c.Assert(errors2.ErrorEqual(err, io.EOF), Equals, true)
c.Assert(n, Equals, 0)
c.Assert(r.Close(), IsNil)
}
func testPipe1(t *testing.T, fileName string) {
r, w := openPipe(t, fileName)
s := "Hello world!!"
go func(data []byte) {
_, err := ioutils.WriteFull(w, data)
assert.ErrorIsNil(t, err)
assert.ErrorIsNil(t, w.Close())
}([]byte(s))
buf := make([]byte, 64)
n, err := ioutils.ReadFull(r, buf)
assert.Must(t, errors.Equal(err, io.EOF))
assert.Must(t, n == len(s))
assert.Must(t, string(buf[:n]) == s)
assert.ErrorIsNil(t, r.Close())
}
func (s *testIoPipeSuite) testPipe1(c *C, fileName string) {
r, w := s.openPipe(c, fileName)
ss := "Hello world!!"
go func(data []byte) {
_, err := ioutils.WriteFull(w, data)
c.Assert(err, IsNil)
c.Assert(w.Close(), IsNil)
}([]byte(ss))
buf := make([]byte, 64)
n, err := ioutils.ReadFull(r, buf)
c.Assert(errors2.ErrorEqual(err, io.EOF), Equals, true)
c.Assert(n, Equals, len(ss))
c.Assert(string(buf[:n]), Equals, ss)
c.Assert(r.Close(), IsNil)
}
func (d *decoder) decodeBulkBytes() ([]byte, error) {
n, err := d.decodeInt()
if err != nil {
return nil, err
}
if n < -1 {
return nil, errors.Trace(ErrBadRespBytesLen)
} else if n == -1 {
return nil, nil
}
b := make([]byte, n+2)
if _, err := ioutils.ReadFull(d.r, b); err != nil {
return nil, errors.Trace(err)
}
if b[n] != '\r' || b[n+1] != '\n' {
return nil, errors.Trace(ErrBadRespEnd)
}
return b[:n], nil
}
func TestWriteAfterWriterClose(t *testing.T) {
r, w := Pipe()
s := "hello"
errs := make(chan error)
go func() {
_, err := ioutils.WriteFull(w, []byte(s))
assert.ErrorIsNil(t, err)
assert.ErrorIsNil(t, w.Close())
_, err = w.Write([]byte("world"))
errs <- err
}()
buf := make([]byte, 4096)
n, err := ioutils.ReadFull(r, buf)
assert.Must(t, errors.Equal(err, io.EOF))
assert.Must(t, string(buf[:n]) == s)
err = <-errs
assert.Must(t, errors.Equal(err, io.ErrClosedPipe))
assert.ErrorIsNil(t, r.Close())
}
func (r *BufReader) ReadBytes(n int) ([]byte, error) {
p := make([]byte, n)
_, err := ioutils.ReadFull(r.r, p)
return p, errors.Trace(err)
}
func (r *rdbReader) readFull(p []byte) error {
_, err := ioutils.ReadFull(r, p)
return err
}
func (r *rdbReader) readByte() (byte, error) {
b := r.buf[:1]
_, err := ioutils.ReadFull(r, b)
return b[0], err
}