assertEquals("4", "a234a", StringUtil.replace("12341", "1", "a"));
        assertEquals("5", "ab234abab234ab", StringUtil.replace("1234112341", "1", "ab"));
        assertEquals("6", "a\\nb", StringUtil.replace("a\nb", "\n", "\\n"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testSplit() throws Exception {
        final String[] array = StringUtil.split("aaa\nbbb", "\n");

        </match>
      </match>
    </magic>
  </mime-type>

  <mime-type type="application/mathematica">
    <_comment>Wolfram Mathematica</_comment>
    <glob pattern="*.ma"/>
    <glob pattern="*.nb"/>
    <glob pattern="*.mb"/>
    <!-- Note - there is no Unique Magic for Mathematica files! -->
    <!-- Check for a Mathematica-style opening comment as our best hope... -->
    <magic priority="50">