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
55 lines
1.5 KiB
Go
55 lines
1.5 KiB
Go
package wire
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import (
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"io"
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"github.com/quic-go/quic-go/internal/protocol"
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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("MAX_DATA 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(0xdecafbad123456) // byte offset
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frame, l, err := parseMaxDataFrame(data, protocol.Version1)
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Expect(err).ToNot(HaveOccurred())
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Expect(frame.MaximumData).To(Equal(protocol.ByteCount(0xdecafbad123456)))
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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(0xdecafbad1234567) // byte offset
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_, l, err := parseMaxDataFrame(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 := parseMaxDataFrame(data[:i], protocol.Version1)
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Expect(err).To(MatchError(io.EOF))
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}
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})
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})
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Context("writing", func() {
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It("has proper length", func() {
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f := &MaxDataFrame{
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MaximumData: 0xdeadbeef,
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}
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Expect(f.Length(protocol.Version1)).To(BeEquivalentTo(1 + quicvarint.Len(0xdeadbeef)))
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})
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It("writes a MAX_DATA frame", func() {
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f := &MaxDataFrame{
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MaximumData: 0xdeadbeefcafe,
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}
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b, err := f.Append(nil, protocol.Version1)
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Expect(err).ToNot(HaveOccurred())
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expected := []byte{maxDataFrameType}
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expected = append(expected, encodeVarInt(0xdeadbeefcafe)...)
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Expect(b).To(Equal(expected))
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})
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})
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})
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