v2ray-core/common/crypto/chunk_test.go

45 lines
953 B
Go

package crypto_test
import (
"io"
"testing"
"v2ray.com/core/common/buf"
. "v2ray.com/core/common/crypto"
. "v2ray.com/ext/assert"
)
func TestChunkStreamIO(t *testing.T) {
assert := With(t)
cache := buf.NewLocal(8192)
writer := NewChunkStreamWriter(PlainChunkSizeParser{}, cache)
reader := NewChunkStreamReader(PlainChunkSizeParser{}, cache)
b := buf.New()
b.AppendBytes('a', 'b', 'c', 'd')
assert(writer.Write(buf.NewMultiBufferValue(b)), IsNil)
b = buf.New()
b.AppendBytes('e', 'f', 'g')
assert(writer.Write(buf.NewMultiBufferValue(b)), IsNil)
assert(writer.Write(buf.NewMultiBuffer()), IsNil)
assert(cache.Len(), Equals, 13)
mb, err := reader.Read()
assert(err, IsNil)
assert(mb.Len(), Equals, 4)
assert(mb[0].Bytes(), Equals, []byte("abcd"))
mb, err = reader.Read()
assert(err, IsNil)
assert(mb.Len(), Equals, 3)
assert(mb[0].Bytes(), Equals, []byte("efg"))
_, err = reader.Read()
assert(err, Equals, io.EOF)
}