fix WithTestServerListenAddr does not work

testing.go

@@ -101,6 +101,11 @@ func NewTestFrontendServer(t *testing.T, store statestore.FrontendStore, addr st
 	mux := http.NewServeMux()
 	mux.Handle(openmatchconnect.NewFrontendServiceHandler(NewFrontendService(store, opts...)))
 	sv := httptest.NewUnstartedServer(h2c.NewHandler(mux, &http2.Server{}))
+	lis, err := newLocalListener(addr)
+	if err != nil {
+		t.Fatalf("failed to listen TCP addr: %+v", err)
+	}
+	sv.Listener = lis
 	sv.EnableHTTP2 = true
 	ts := &TestFrontendServer{
 		sv: sv,
@@ -109,6 +114,10 @@ func NewTestFrontendServer(t *testing.T, store statestore.FrontendStore, addr st
 	return ts
 }
 
+func newLocalListener(addr string) (net.Listener, error) {
+	return net.Listen("tcp", addr)
+}
+
 // RunTestServer helps with integration tests using Open Match.
 // It provides an Open Match Frontend equivalent API in the Go process using a random port.
 func RunTestServer(t *testing.T, matchFunctions map[*pb.MatchProfile]MatchFunction, assigner Assigner, opts ...TestServerOption) *TestServer {

tests/intergration_test.go

@@ -295,6 +295,13 @@ func TestAssignerError(t *testing.T) {
 	assert.Equal(t, as1.Connection, as2.Connection)
 }
 
+func TestTestServer(t *testing.T) {
+	addr := "127.0.0.1:34543"
+	ts := minimatch.RunTestServer(t, map[*pb.MatchProfile]minimatch.MatchFunction{
+		anyProfile: minimatch.MatchFunctionSimple1vs1}, minimatch.AssignerFunc(dummyAssign), minimatch.WithTestServerListenAddr(addr))
+	assert.Equal(t, addr, ts.FrontendAddr())
+}
+
 func mustCreateTicket(ctx context.Context, t *testing.T, c openmatchconnect.FrontendServiceClient, ticket *pb.Ticket) *pb.Ticket {
 	t.Helper()
 	resp, err := c.CreateTicket(ctx, connect.NewRequest(&pb.CreateTicketRequest{Ticket: ticket}))