public void FirstLiseOfInputReversedAndPlacedToBeLastInOutput()
{
FileReverseManager.ReverseContent(_inputFilePath, _outputFilePath);
var outputLines = File.ReadAllLines(_outputFilePath);
Assert.AreEqual(outputLines[3], "cba");
}
public void SecondLastLineOfInputReversedAndCorrectlyPositioned()
{
FileReverseManager.ReverseContent(_inputFilePath, _outputFilePath);
var outputLines = File.ReadAllLines(_outputFilePath);
Assert.AreEqual(outputLines[1], "ihg");
}
public void EmptyInputFileGeneratesEmptyOutput()
{
FileReverseManager.ReverseContent($"{Directory.GetCurrentDirectory()}\\emptyInput.txt", _outputFilePath);
Assert.IsTrue(File.Exists(_outputFilePath));
var lines = File.ReadAllLines(_outputFilePath);
Assert.AreEqual(lines.Length, 0);
}
public void InputFileCannotBeFoundNegative()
{
FileReverseManager.ReverseContent(@"F:\Users\Public\TestFolder\pathDontExistInputTest.txt", _outputFilePath);
}
public void InputAndOutputFilesAreEmptyNegative()
{
Assert.ThrowsException <ArgumentNullException>(() => FileReverseManager.ReverseContent("", " "), "File paths must be set");
}
public void InputAndOutputFilesAreNullNegative()
{
FileReverseManager.ReverseContent(null, null);
}
