Accord.Tests.IO.ExcelReaderTest.testColumns C# (CSharp) Method

        private static void testColumns(ExcelReader target, bool xlsx)
        {
            string[] cols = target.GetColumnsList("Plan1");
            Assert.AreEqual(3, cols.Length);
            Assert.AreEqual("Header1", cols[0]);
            Assert.AreEqual("Header2", cols[1]);
            Assert.AreEqual("Header3", cols[2]);

            cols = target.GetColumnsList("Plan2");
            Assert.AreEqual(3, cols.Length);
            if (target.Provider == "Microsoft.Jet.OLEDB.4.0")
            {
                Assert.AreEqual("F1", cols[0]);
                Assert.AreEqual("F2", cols[1]);
                Assert.AreEqual("F3", cols[2]);
            }
            else
            {
                Assert.AreEqual("1", cols[0]);
                Assert.AreEqual("2", cols[1]);
                Assert.AreEqual("3", cols[2]);
            }

            cols = target.GetColumnsList("Plan3");
            Assert.AreEqual(2, cols.Length);
            Assert.AreEqual("A", cols[0]);
            Assert.AreEqual("B", cols[1]);

            cols = target.GetColumnsList("Sheet1");
            Assert.AreEqual(1, cols.Length);
            Assert.AreEqual("F1", cols[0]);
        }