test.xml

<suite name="Selenium Grid with webdriver" verbose="3" parallel="tests">
  <test name="Grid_demo3" >
  <parameter name="browser" value="iexplore"/>
      <classes>
        <class name="Grid_demo3" />
  </classes>
  </test>
</suite>



xml elements should be properly nested
xml tags are case sensitive
xml tags should have root element
xml element attributes should be in quotes

  <parameter name="browser" value="iexplore"/>
xml tags should have closing tags