42 lines
1.5 KiB
Go
42 lines
1.5 KiB
Go
package wire
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import (
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"bytes"
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"github.com/lucas-clemente/quic-go/internal/protocol"
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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("Version Negotiation Packets", func() {
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It("writes for gQUIC", func() {
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versions := []protocol.VersionNumber{1001, 1003}
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data := ComposeGQUICVersionNegotiation(0x1337, versions)
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hdr, err := parsePublicHeader(bytes.NewReader(data), protocol.PerspectiveServer)
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Expect(err).ToNot(HaveOccurred())
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Expect(hdr.VersionFlag).To(BeTrue())
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Expect(hdr.ConnectionID).To(Equal(protocol.ConnectionID(0x1337)))
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// the supported versions should include one reserved version number
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Expect(hdr.SupportedVersions).To(HaveLen(len(versions) + 1))
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for _, version := range versions {
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Expect(hdr.SupportedVersions).To(ContainElement(version))
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}
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})
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It("writes in IETF draft style", func() {
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versions := []protocol.VersionNumber{1001, 1003}
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data := ComposeVersionNegotiation(0x1337, 0x42, versions)
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hdr, err := parseHeader(bytes.NewReader(data), protocol.PerspectiveServer)
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Expect(err).ToNot(HaveOccurred())
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Expect(hdr.IsVersionNegotiation).To(BeTrue())
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Expect(hdr.ConnectionID).To(Equal(protocol.ConnectionID(0x1337)))
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Expect(hdr.PacketNumber).To(Equal(protocol.PacketNumber(0x42)))
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Expect(hdr.Version).To(BeZero())
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// the supported versions should include one reserved version number
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Expect(hdr.SupportedVersions).To(HaveLen(len(versions) + 1))
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for _, version := range versions {
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Expect(hdr.SupportedVersions).To(ContainElement(version))
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}
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})
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})
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