},
		"Parse invalid PKCS8 key": {
			pem:    keyInvalidPKCS8,
			errMsg: "failed to parse the PKCS8 private key",
		},
	}

	for id, c := range testCases {
		key, err := ParsePemEncodedKey([]byte(c.pem))
		if c.errMsg != "" {
			if err == nil {
				t.Errorf(`%s: no error is returned, expected "%s"`, id, c.errMsg)
			} else if !strings.HasPrefix(err.Error(), c.errMsg) {