@Test
public void testProfilingWriter() throws IOException {

    ProfilingWriter writer = new ProfilingWriter();
    writer.write(" foo+BAR FooBar\n");
    writer.close();
    LanguageProfile profile = writer.getProfile();
    assertEquals(2, profile.getCount("_fo"));
    assertEquals(2, profile.getCount("foo"));
    assertEquals(1, profile.getCount("oo_"));
    assertEquals(1, profile.getCount("oob"));
    assertEquals(1, profile.getCount("oba"));
    assertEquals(1, profile.getCount("_ba"));
    assertEquals(2, profile.getCount("bar"));
    assertEquals(2, profile.getCount("ar_"));
}