@Test
public void test_4()
{

    XsdNamespaceContext xsdNamespaceContext = new XsdNamespaceContext();
    try
    {
        xsdNamespaceContext.getPrefixes(XsdNamespaceContext.NS_URI_XSD);
        fail();
    }
    catch (Exception e)
    {
        assertEquals(UnsupportedOperationException.class, e.getClass());
        assertEquals("Unknown namespaceURI \"" + XsdNamespaceContext.NS_URI_XSD + "\"", e.getMessage());
    }
}