assertEquals(9, tdm.documentCount());
assertEquals(16, tdm.termCount());
tdm = tdm.toLowerCase().rejectStopwords();
assertEquals(9, tdm.documentCount());
assertEquals(12, tdm.termCount());
assertEquals(SORTED, Get.sorted(tdm.terms().elementSet()).toString());
return tdm;
}
// @Test
// @Given("#rejectStopWords")