Method assertEq

basex-tests/src/main/java/org/basex/tests/w3c/QT3TS.java:709–721

Tests equality. @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 assertEq(final QT3Result result, final XdmValue expected) {
    final String exp = expected.getString();
    try {
      final String query = "declare variable $returned external; " +
          "count($returned) = 1 and $returned eq " + exp;
      return environment(new XQuery(query, ctx), result.env).variable("$returned", result.value).
          value().getBoolean() ? null : exp;
    } catch(final XQueryException err) {
      // numeric overflow: try simple string comparison
      return err.getCode().equals("FOAR0002") && exp.equals(result.value.getString()) ?
        null : err.getException().getMessage();
    }
  }

  /**
   * Tests deep equals.