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v2fly/common/buf/reader_test.go
2018-08-25 10:41:39 +02:00

70 lines
1.8 KiB
Go

package buf_test
import (
"io"
"testing"
. "v2ray.com/core/common/buf"
"v2ray.com/core/transport/pipe"
. "v2ray.com/ext/assert"
)
func TestBytesReaderWriteTo(t *testing.T) {
assert := With(t)
pReader, pWriter := pipe.New(pipe.WithSizeLimit(1024))
reader := &BufferedReader{Reader: pReader}
b1 := New()
b1.WriteBytes('a', 'b', 'c')
b2 := New()
b2.WriteBytes('e', 'f', 'g')
assert(pWriter.WriteMultiBuffer(NewMultiBufferValue(b1, b2)), IsNil)
pWriter.Close()
pReader2, pWriter2 := pipe.New(pipe.WithSizeLimit(1024))
writer := NewBufferedWriter(pWriter2)
writer.SetBuffered(false)
nBytes, err := io.Copy(writer, reader)
assert(err, IsNil)
assert(nBytes, Equals, int64(6))
mb, err := pReader2.ReadMultiBuffer()
assert(err, IsNil)
assert(len(mb), Equals, 2)
assert(mb[0].String(), Equals, "abc")
assert(mb[1].String(), Equals, "efg")
}
func TestBytesReaderMultiBuffer(t *testing.T) {
assert := With(t)
pReader, pWriter := pipe.New(pipe.WithSizeLimit(1024))
reader := &BufferedReader{Reader: pReader}
b1 := New()
b1.WriteBytes('a', 'b', 'c')
b2 := New()
b2.WriteBytes('e', 'f', 'g')
assert(pWriter.WriteMultiBuffer(NewMultiBufferValue(b1, b2)), IsNil)
pWriter.Close()
mbReader := NewReader(reader)
mb, err := mbReader.ReadMultiBuffer()
assert(err, IsNil)
assert(len(mb), Equals, 2)
assert(mb[0].String(), Equals, "abc")
assert(mb[1].String(), Equals, "efg")
}
func TestReaderInterface(t *testing.T) {
assert := With(t)
assert((*ReadVReader)(nil), Implements, (*io.Reader)(nil))
assert((*ReadVReader)(nil), Implements, (*Reader)(nil))
assert((*BufferedReader)(nil), Implements, (*Reader)(nil))
assert((*BufferedReader)(nil), Implements, (*io.Reader)(nil))
assert((*BufferedReader)(nil), Implements, (*io.ByteReader)(nil))
assert((*BufferedReader)(nil), Implements, (*io.WriterTo)(nil))
}