packer-cn/packer/rpc/client_test.go

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package rpc
import (
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"net"
"testing"
)
func testClient(t *testing.T, server *Server) *Client {
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l, err := net.Listen("tcp", ":0")
if err != nil {
t.Fatalf("err: %s", err)
}
go func() {
conn, err := l.Accept()
if err != nil {
t.Fatalf("err: %s", err)
}
server.ServeConn(conn)
}()
clientConn, err := net.Dial("tcp", l.Addr().String())
if err != nil {
t.Fatalf("err: %s", err)
}
client, err := NewClient(clientConn)
if err != nil {
t.Fatalf("err: %s", err)
}
return client
}