if e.External.CAFile != "" {
			allErrs = append(allErrs, ValidateAbsolutePath(e.External.CAFile, externalPath.Child("caFile"))...)
		}
		if e.External.CertFile != "" {
			allErrs = append(allErrs, ValidateAbsolutePath(e.External.CertFile, externalPath.Child("certFile"))...)
		}
		if e.External.KeyFile != "" {
			allErrs = append(allErrs, ValidateAbsolutePath(e.External.KeyFile, externalPath.Child("keyFile"))...)
		}
	}

		{name: "relative path", path: "./tmp", expectedErrors: true},
		{name: "invalid path", path: "foo..", expectedErrors: true},
	}
	for _, tc := range tests {
		actual := ValidateAbsolutePath(tc.path, field.NewPath("certificatesDir"))
		actualErrors := len(actual) > 0
		if actualErrors != tc.expectedErrors {