forked from quic-go/quic-go
73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
package handshake
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import (
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"bytes"
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"net"
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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("Fake Conn", func() {
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var (
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c *fakeConn
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stream *bytes.Buffer
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)
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BeforeEach(func() {
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stream = &bytes.Buffer{}
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c = &fakeConn{stream: stream}
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})
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Context("Reading", func() {
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It("doesn't return any new data after one Read call", func() {
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stream.Write([]byte("foobar"))
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b := make([]byte, 3)
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_, err := c.Read(b)
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Expect(err).ToNot(HaveOccurred())
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Expect(b).To(Equal([]byte("foo")))
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n, err := c.Read(b)
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Expect(err).ToNot(HaveOccurred())
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Expect(n).To(BeZero())
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})
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It("allows more Read calls after unblocking", func() {
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stream.Write([]byte("foobar"))
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b := make([]byte, 3)
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_, err := c.Read(b)
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Expect(err).ToNot(HaveOccurred())
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err = c.Continue()
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Expect(err).ToNot(HaveOccurred())
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_, err = c.Read(b)
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Expect(err).ToNot(HaveOccurred())
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Expect(b).To(Equal([]byte("bar")))
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})
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})
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Context("Writing", func() {
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It("writes directly when acting as a client", func() {
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c.pers = protocol.PerspectiveClient
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_, err := c.Write([]byte("foobar"))
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Expect(err).ToNot(HaveOccurred())
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Expect(stream.Bytes()).To(Equal([]byte("foobar")))
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})
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It("only writes after flushing when acting as a server", func() {
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c.pers = protocol.PerspectiveServer
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_, err := c.Write([]byte("foobar"))
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Expect(err).ToNot(HaveOccurred())
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Expect(stream.Bytes()).To(BeEmpty())
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err = c.Continue()
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Expect(err).ToNot(HaveOccurred())
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Expect(stream.Bytes()).To(Equal([]byte("foobar")))
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})
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})
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It("returns its remote address", func() {
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addr := &net.UDPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 1337}
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c.remoteAddr = addr
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Expect(c.RemoteAddr()).To(Equal(addr))
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})
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})
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