t.Run(fmt.Sprint(tt.host), func(t *testing.T) {
			if got := IPv6Compliant(tt.host); got != tt.match {
				t.Fatalf("got %v wanted %v", got, tt.match)
			}
		})
	}
}

func TestDomainName(t *testing.T) {
	tests := []struct {
		host  string
		port  int
		match string
	}{
		{"localhost", 3000, "localhost:3000"},
		{"127.0.0.1", 3000, "127.0.0.1:3000"},