if err != nil {
		t.Fatal(err)
	}

	rs, err := readFile(filepath.Join(testDataDir, "input-extra-resources", testResourceFile+".yaml"))
	if err != nil {
		t.Fatal(err)
	}

	err = writeFile(filepath.Join(tmpDir, operatorSubdirFilePath+"/"+testIstioDiscoveryChartPath+"/"+testResourceFile+".yaml"), []byte(rs))
	if err != nil {
		t.Fatal(err)
	}

	for _, tc := range testCases {