public static  void assertEquals(String expectedUrl,
    String generatedUrl) 
{
        // hack for missing base url
        if (expectedUrl.startsWith("?"))
        {
            expectedUrl = "[empty]" + expectedUrl;
        }
        if (generatedUrl.startsWith("?"))
        {
            generatedUrl = "[empty]" + generatedUrl;
        }
        // if urls contains parameters they could be written in different order
        String[] generatedSplit = StringUtils.split(generatedUrl, "?#");
        String[] expectedSplit = StringUtils.split(expectedUrl, "?#");
        Assert.assertEquals(
            "Different number of tokens (base, parameters, anchor) in link.",
            generatedSplit.length,
            expectedSplit.length);
        // same base url
        Assert.assertEquals("Wrong base url", generatedSplit[0], expectedSplit[0]);
        // same anchor #
        if (generatedSplit.length  > 2)
        {
            Assert.assertEquals("Anchor is different", generatedSplit[2], expectedSplit[2]);
        }
        else if (generatedSplit.length  > 1 && (generatedUrl.indexOf("?") == -1))
        {
            // url without parameters
            Assert.assertEquals("Anchor is different", generatedSplit[1], expectedSplit[1]);
            return;
        }
        // same parameters
        if (generatedSplit.length  > 1)
        {
            // compare parameters
            String[] generatedParameters = StringUtils.split(StringUtils.replace(generatedSplit[1], "&", "&"), '&");
            String[] expectedParameters = StringUtils.split(StringUtils.replace(expectedSplit[1], "&", "&"), '&");
            Assert.assertEquals(
                "Compared urls have different number of parameters",
                expectedParameters.length,
                generatedParameters.length);
            for (int j = 0; j <  expectedParameters.length; j++)
            {
                // assuming url?param == url?param=
                String singleParam = expectedParameters[j];
                if (singleParam.indexOf("=") == -1)
                {
                    singleParam += "=";
                }
                Assert.assertTrue(
                    "Expected parameter " + singleParam + " could not be found in generated URL",
                    ArrayUtils.contains(generatedParameters, singleParam));
            }
        }
}

utility method for comparing two URLs.