public void GetFeatureVectorTest()
{
BagOfWords target = new BagOfWords(texts);
string[] text = { "Lorem", "ipsum", "dolor" };
int[] actual = target.GetFeatureVector(text);
Assert.IsTrue(actual[0] == 1);
Assert.IsTrue(actual[1] == 1);
Assert.IsTrue(actual[2] == 1);
for (int i = 3; i < actual.Length; i++)
Assert.IsFalse(actual[i] == 1);
}