Method assertType

basex-tests/src/main/java/org/basex/tests/w3c/QT3TS.java:901–913

Tests type. @param result query result @param expected expected result @return optional expected test suite result

(final QT3Result result, final XdmValue expected)

   * @return optional expected test suite result
   */
  private String assertType(final QT3Result result, final XdmValue expected) {
    final String exp = expected.getString();
    try {
      final String query = "declare variable $returned external; $returned instance of " + exp;
      final XQuery xquery = environment(new XQuery(query, ctx), result.env);
      final XdmValue returned = result.value;
      return xquery.variable("returned", returned).value().getBoolean() ? null :
        Util.info("Type '%' (found: '%')", exp, returned.getType().toString());
    } catch(final XQueryException ex) {
      // should not occur
      return ex.getException().getMessage();
    }
  }

  /**
   * Returns the string representation of a query result.