err error
}

// Test a large write that requires multiple reads to satisfy.
func writer(w WriteCloser, buf []byte, c chan pipeReturn) {
	n, err := w.Write(buf)
	w.Close()
	c <- pipeReturn{n, err}
}

func TestPipe3(t *testing.T) {
	c := make(chan pipeReturn)
	r, w := Pipe()
	var wdat = make([]byte, 128)
	for i := 0; i < len(wdat); i++ {
		wdat[i] = byte(i)
	}
	go writer(w, wdat, c)
	var rdat = make([]byte, 1024)