forked from quic-go/quic-go
f12ee48617
* wire: add benchmarks for the frame parser * wire: use quicvarint.Parse when parsing frames * wire: always use io.EOF for too short frames
67 lines
2.2 KiB
Go
67 lines
2.2 KiB
Go
package wire
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import (
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"github.com/quic-go/quic-go/internal/protocol"
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"github.com/quic-go/quic-go/internal/qerr"
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"github.com/quic-go/quic-go/quicvarint"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("RESET_STREAM frame", func() {
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Context("when parsing", func() {
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It("accepts sample frame", func() {
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data := encodeVarInt(0xdeadbeef) // stream ID
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data = append(data, encodeVarInt(0x1337)...) // error code
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data = append(data, encodeVarInt(0x987654321)...) // byte offset
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frame, l, err := parseResetStreamFrame(data, protocol.Version1)
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Expect(err).ToNot(HaveOccurred())
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Expect(frame.StreamID).To(Equal(protocol.StreamID(0xdeadbeef)))
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Expect(frame.FinalSize).To(Equal(protocol.ByteCount(0x987654321)))
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Expect(frame.ErrorCode).To(Equal(qerr.StreamErrorCode(0x1337)))
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Expect(l).To(Equal(len(data)))
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})
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It("errors on EOFs", func() {
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data := encodeVarInt(0xdeadbeef) // stream ID
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data = append(data, encodeVarInt(0x1337)...) // error code
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data = append(data, encodeVarInt(0x987654321)...) // byte offset
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_, l, err := parseResetStreamFrame(data, protocol.Version1)
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Expect(err).NotTo(HaveOccurred())
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Expect(l).To(Equal(len(data)))
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for i := range data {
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_, _, err := parseResetStreamFrame(data[:i], protocol.Version1)
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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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frame := ResetStreamFrame{
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StreamID: 0x1337,
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FinalSize: 0x11223344decafbad,
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ErrorCode: 0xcafe,
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}
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b, err := frame.Append(nil, protocol.Version1)
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Expect(err).ToNot(HaveOccurred())
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expected := []byte{resetStreamFrameType}
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expected = append(expected, encodeVarInt(0x1337)...)
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expected = append(expected, encodeVarInt(0xcafe)...)
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expected = append(expected, encodeVarInt(0x11223344decafbad)...)
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Expect(b).To(Equal(expected))
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})
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It("has the correct length", func() {
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rst := ResetStreamFrame{
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StreamID: 0x1337,
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FinalSize: 0x1234567,
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ErrorCode: 0xde,
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}
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expectedLen := 1 + quicvarint.Len(0x1337) + quicvarint.Len(0x1234567) + 2
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Expect(rst.Length(protocol.Version1)).To(BeEquivalentTo(expectedLen))
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})
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})
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})
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