46 lines
882 B
Go
46 lines
882 B
Go
package deliver
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import (
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"bytes"
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"encoding/binary"
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"io"
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"net"
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"testing"
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"time"
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)
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func TestDeliver(t *testing.T) {
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buf := &bytes.Buffer{}
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lis, err := net.Listen("tcp", "127.0.0.1:12233")
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if err != nil {
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t.Fatal(err)
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}
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go func() {
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conn, err := lis.Accept()
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if err != nil {
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t.Fatal(err)
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}
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io.Copy(buf, conn)
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}()
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data := []byte("hello world")
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readed := make(chan bool, 1)
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d, err := New([]string{"127.0.0.1:12233"}, func() ([]byte, error) {
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readed <- true
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return data, nil
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})
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if err != nil {
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t.Fatal(err)
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}
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time.Sleep(500 * time.Millisecond)
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if !bytes.Equal(buf.Bytes()[0:2], _magicBuf) {
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t.Error("invalid data, wrong magic header")
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}
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if int(binary.BigEndian.Uint32(buf.Bytes()[2:6])) != len(data) {
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t.Error("wrong data length")
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}
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if !bytes.Equal(buf.Bytes()[6:], data) {
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t.Errorf("invalid content %s", buf.Bytes()[6:])
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}
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d.Close()
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}
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