public void AnyDataToDataTableTest() { var test = new TestClass[]{ new TestClass(){ Int = 1, String = "Test1" }, new TestClass(){ Int = 2, String = "Test2" }, }; var table = test.AnyDataToDataTable(); Assert.AreEqual(table.Rows[0]["Int"], 1); Assert.AreEqual(table.Rows[0]["String"], "Test1"); Assert.AreEqual(table.Rows[1]["Int"], 2); Assert.AreEqual(table.Rows[1]["String"], "Test2"); }