public void ArrayManipulation_1D_col()
{
InitData_dataset_3_rows_non_symmetric();
double[] newArray = ArrayManipulation.GetColAs1DArray(_trainingData, 2);
Assert.AreEqual(newArray.Length, 3);
Assert.AreEqual(newArray[0], 7);
Assert.AreEqual(newArray[1], 8);
Assert.AreEqual(newArray[2], 9);
}