InternalCallVerifier EqualityVerifier 

@Test public void testNaiveBayes() throws Exception {
  assertEquals(4,classifier.numCategories());
  assertEquals(0,maxIndex(classifier.classifyFull(new DenseVector(new double[]{1.0,0.0,0.0,0.0}))));
  assertEquals(1,maxIndex(classifier.classifyFull(new DenseVector(new double[]{0.0,1.0,0.0,0.0}))));
  assertEquals(2,maxIndex(classifier.classifyFull(new DenseVector(new double[]{0.0,0.0,1.0,0.0}))));
  assertEquals(3,maxIndex(classifier.classifyFull(new DenseVector(new double[]{0.0,0.0,0.0,1.0}))));
}