public static void Test_ItemSet_MeetMinimumCoverage() { string tmp = ""; using (OpenFileDialog newOFD = new OpenFileDialog()) { if (newOFD.ShowDialog() == DialogResult.OK) { tmp = newOFD.FileName; } } Arff tmp2 = new Arff(File.ReadAllText(tmp)); ItemSet tmp3 = new ItemSet(tmp2); tmp3.MeetMinimumCoverage(6); tmp3.OrderByFrequencyDescending(); }