86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package frames
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import (
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"bytes"
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"github.com/lucas-clemente/quic-go/protocol"
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"github.com/lucas-clemente/quic-go/qerr"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("GoawayFrame", func() {
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Context("when parsing", func() {
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It("accepts sample frame", func() {
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b := bytes.NewReader([]byte{
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0x03,
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0x01, 0x00, 0x00, 0x00,
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0x02, 0x00, 0x00, 0x00,
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0x03, 0x00,
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'f', 'o', 'o',
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})
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frame, err := ParseGoawayFrame(b)
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Expect(frame).To(Equal(&GoawayFrame{
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ErrorCode: 1,
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LastGoodStream: 2,
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ReasonPhrase: "foo",
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}))
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Expect(err).ToNot(HaveOccurred())
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Expect(b.Len()).To(Equal(0))
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})
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It("rejects long reason phrases", func() {
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b := bytes.NewReader([]byte{
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0x03,
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0x01, 0x00, 0x00, 0x00,
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0x02, 0x00, 0x00, 0x00,
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0xff, 0xff,
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})
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_, err := ParseGoawayFrame(b)
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Expect(err).To(MatchError(qerr.Error(qerr.InvalidGoawayData, "reason phrase too long")))
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})
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It("errors on EOFs", func() {
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data := []byte{0x03,
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0x01, 0x00, 0x00, 0x00,
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0x02, 0x00, 0x00, 0x00,
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0x03, 0x00,
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'f', 'o', 'o',
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}
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_, err := ParseGoawayFrame(bytes.NewReader(data))
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Expect(err).NotTo(HaveOccurred())
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for i := range data {
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_, err := ParseGoawayFrame(bytes.NewReader(data[0:i]))
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Expect(err).To(HaveOccurred())
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}
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})
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})
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Context("when writing", func() {
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It("writes a sample frame", func() {
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b := &bytes.Buffer{}
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frame := GoawayFrame{
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ErrorCode: 1,
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LastGoodStream: 2,
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ReasonPhrase: "foo",
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}
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frame.Write(b, 0)
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Expect(b.Bytes()).To(Equal([]byte{
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0x03,
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0x01, 0x00, 0x00, 0x00,
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0x02, 0x00, 0x00, 0x00,
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0x03, 0x00,
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'f', 'o', 'o',
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}))
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})
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It("has the correct min length", func() {
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frame := GoawayFrame{
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ReasonPhrase: "foo",
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}
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Expect(frame.MinLength(0)).To(Equal(protocol.ByteCount(14)))
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})
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})
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})
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