Files
quic-go/frames/window_update_frame_test.go
Marten Seemann 83f71e379e implement WindowUpdateFrame writing
work towards #19
2016-05-13 00:59:02 +07:00

43 lines
1.1 KiB
Go

package frames
import (
"bytes"
"github.com/lucas-clemente/quic-go/protocol"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("WindowUpdateFrame", func() {
Context("when parsing", func() {
It("accepts sample frame", func() {
b := bytes.NewReader([]byte{0x04, 0xEF, 0xBE, 0xAD, 0xDE, 0x44, 0x33, 0x22, 0x11, 0xAD, 0xFB, 0xCA, 0xDE})
frame, err := ParseWindowUpdateFrame(b)
Expect(err).ToNot(HaveOccurred())
Expect(frame.StreamID).To(Equal(protocol.StreamID(0xDEADBEEF)))
Expect(frame.ByteOffset).To(Equal(protocol.ByteCount(0xDECAFBAD11223344)))
Expect(b.Len()).To(Equal(0))
})
})
Context("when writing", func() {
It("has proper min length", func() {
f := &WindowUpdateFrame{
StreamID: 0x1337,
ByteOffset: 0xDEADBEEF,
}
Expect(f.MinLength()).To(Equal(protocol.ByteCount(13)))
})
It("writes a sample frame", func() {
b := &bytes.Buffer{}
f := &WindowUpdateFrame{
StreamID: 0xDECAFBAD,
ByteOffset: 0xDEADBEEFCAFE1337,
}
f.Write(b, 0)
Expect(b.Bytes()).To(Equal([]byte{0x04, 0xAD, 0xFB, 0xCA, 0xDE, 0x37, 0x13, 0xFE, 0xCA, 0xEF, 0xBE, 0xAD, 0xDE}))
})
})
})