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v2ray-core/transport/pipe/pipe_test.go

148 lines
3.1 KiB

package pipe_test
import (
"context"
"io"
"sync"
"testing"
"time"
"v2ray.com/core/common"
"v2ray.com/core/common/buf"
"v2ray.com/core/common/task"
. "v2ray.com/core/transport/pipe"
. "v2ray.com/ext/assert"
)
func TestPipeReadWrite(t *testing.T) {
assert := With(t)
pReader, pWriter := New(WithSizeLimit(1024))
b := buf.New()
b.WriteString("abcd")
assert(pWriter.WriteMultiBuffer(buf.MultiBuffer{b}), IsNil)
b2 := buf.New()
b2.WriteString("efg")
assert(pWriter.WriteMultiBuffer(buf.MultiBuffer{b2}), IsNil)
rb, err := pReader.ReadMultiBuffer()
assert(err, IsNil)
assert(rb.String(), Equals, "abcdefg")
}
func TestPipeCloseError(t *testing.T) {
assert := With(t)
pReader, pWriter := New(WithSizeLimit(1024))
payload := []byte{'a', 'b', 'c', 'd'}
b := buf.New()
b.Write(payload)
assert(pWriter.WriteMultiBuffer(buf.MultiBuffer{b}), IsNil)
pWriter.CloseError()
rb, err := pReader.ReadMultiBuffer()
assert(err, Equals, io.ErrClosedPipe)
assert(rb.IsEmpty(), IsTrue)
}
func TestPipeClose(t *testing.T) {
assert := With(t)
pReader, pWriter := New(WithSizeLimit(1024))
payload := []byte{'a', 'b', 'c', 'd'}
b := buf.New()
b.Write(payload)
assert(pWriter.WriteMultiBuffer(buf.MultiBuffer{b}), IsNil)
assert(pWriter.Close(), IsNil)
rb, err := pReader.ReadMultiBuffer()
assert(err, IsNil)
assert(rb.String(), Equals, b.String())
rb, err = pReader.ReadMultiBuffer()
assert(err, Equals, io.EOF)
assert(rb.IsEmpty(), IsTrue)
}
func TestPipeLimitZero(t *testing.T) {
assert := With(t)
pReader, pWriter := New(WithSizeLimit(0))
bb := buf.New()
bb.Write([]byte{'a', 'b'})
assert(pWriter.WriteMultiBuffer(buf.MultiBuffer{bb}), IsNil)
err := task.Run(context.Background(), func() error {
b := buf.New()
b.Write([]byte{'c', 'd'})
return pWriter.WriteMultiBuffer(buf.MultiBuffer{b})
}, func() error {
time.Sleep(time.Second)
var container buf.MultiBufferContainer
if err := buf.Copy(pReader, &container); err != nil {
return err
}
assert(container.String(), Equals, "abcd")
return nil
}, func() error {
time.Sleep(time.Second * 2)
pWriter.Close()
return nil
})
assert(err, IsNil)
}
func TestPipeWriteMultiThread(t *testing.T) {
assert := With(t)
pReader, pWriter := New(WithSizeLimit(0))
var wg sync.WaitGroup
for i := 0; i < 10; i++ {
wg.Add(1)
go func() {
b := buf.New()
b.WriteString("abcd")
pWriter.WriteMultiBuffer(buf.MultiBuffer{b})
wg.Done()
}()
}
time.Sleep(time.Millisecond * 100)
pWriter.Close()
wg.Wait()
b, err := pReader.ReadMultiBuffer()
assert(err, IsNil)
assert(b[0].Bytes(), Equals, []byte{'a', 'b', 'c', 'd'})
}
func TestInterfaces(t *testing.T) {
assert := With(t)
assert((*Reader)(nil), Implements, (*buf.Reader)(nil))
assert((*Reader)(nil), Implements, (*buf.TimeoutReader)(nil))
}
func BenchmarkPipeReadWrite(b *testing.B) {
reader, writer := New(WithoutSizeLimit())
a := buf.New()
a.Extend(buf.Size)
c := buf.MultiBuffer{a}
b.ResetTimer()
for i := 0; i < b.N; i++ {
common.Must(writer.WriteMultiBuffer(c))
d, err := reader.ReadMultiBuffer()
common.Must(err)
c = d
}
}