public void DrawGamefieldSizeFiveTest() { string consoleFile = "GameFieldConsoleOutput.txt"; GameField field = new GameField(5); StreamWriter consoleResult = new StreamWriter(consoleFile); using (consoleResult) { Console.SetOut(consoleResult); field.DrawField(); } StreamReader readerResult = new StreamReader(consoleFile); string gameFieldFirstLine = string.Empty; using (readerResult) { gameFieldFirstLine = readerResult.ReadLine(); } string expectedResult = " 0 1 2 3 4 "; Assert.AreEqual(expectedResult, gameFieldFirstLine); }