public void IsValidDirectoryPath_NullInput_ThrowsNullArgumentException()
{
// Arrange
string directoryPath = null;
// Act
TestDelegate action = () => MultiPurposeValidator.IsValidDirectoryPath(directoryPath);
// Assert
Assert.Throws <ArgumentNullException>(action);
}
public void IsValidFileName_NullInput_ThrowsNullArgumentException()
{
// Arrange
string fileName = null;
// Act
TestDelegate action = () => MultiPurposeValidator.IsValidFileName(fileName);
// Assert
Assert.Throws <ArgumentNullException>(action);
}
public ScreenshotCommand(string fileName, string directoryPath)
{
_fileName = fileName ?? throw new ArgumentNullException(nameof(fileName));
_directoryPath = directoryPath ?? throw new ArgumentNullException(nameof(directoryPath));
if (!MultiPurposeValidator.IsValidFileName(fileName))
{
throw new ArgumentException($"Invalid file name: {fileName}");
}
if (!MultiPurposeValidator.IsValidDirectoryPath(directoryPath))
{
throw new ArgumentException($"Invalid directory: {directoryPath}");
}
}
public void IsValidDirectoryPath_InvalidInput_DoesNotThrowException()
{
// Arrange
// Act
TestDelegate[] actions =
{
() => MultiPurposeValidator.IsValidFileName(""),
() => MultiPurposeValidator.IsValidFileName(" "),
() => MultiPurposeValidator.IsValidFileName("directory*path"),
() => MultiPurposeValidator.IsValidFileName("<?>")
};
// Assert
AssertMultiple.DoesNotThrow(actions);
}
public void IsValidFileName_ValidInput_ReturnsTrue()
{
// Arrange
// Act
Func <bool>[] actions =
{
() => MultiPurposeValidator.IsValidFileName("image.jpg"),
() => MultiPurposeValidator.IsValidFileName("image.unkown"),
() => MultiPurposeValidator.IsValidFileName("directory/filename.png"),
() => MultiPurposeValidator.IsValidFileName("filename_noext")
};
// Assert
AssertMultiple.Returns(actions, true);
}
public void IsValidFileName_InvalidInput_ReturnsFalse()
{
// Arrange
// Act
Func <bool>[] actions =
{
() => MultiPurposeValidator.IsValidFileName(""),
() => MultiPurposeValidator.IsValidFileName(" "),
() => MultiPurposeValidator.IsValidFileName("file*name"),
() => MultiPurposeValidator.IsValidFileName("<?>")
};
// Assert
AssertMultiple.Returns(actions, false);
}
public void IsValidDirectoryPath_ValidInput_ReturnsTrue()
{
// Arrange
// Act
Func <bool>[] actions =
{
() => MultiPurposeValidator.IsValidFileName("sub/sub/sub\\sap\\sap\\sap"),
() => MultiPurposeValidator.IsValidFileName("%TEMP%"),
() => MultiPurposeValidator.IsValidFileName("C://Windows/System32"),
() => MultiPurposeValidator.IsValidFileName("folder_only")
};
// Assert
AssertMultiple.Returns(actions, true);
}