public void ParseArguments_InvalidFormat_ReturnsFailureResult(string arguments)
{
// Arrange
var argumentsArray = arguments.Split(" ");
var optionsProvider = new OptionsProvider();
// Act
var result = optionsProvider.ParseArguments(argumentsArray);
// Assert
Assert.That(result, Is.Not.Null);
Assert.That(result.ParsedSuccessfully, Is.False);
Assert.That(result.HelpText, Is.EqualTo(StandardHelpText));
}
public void ParseArguments_ValidArguments_ReturnsSuccessResult(string arguments, int expectedNumberOfPosts)
{
// Arrange
var argumentsArray = arguments.Split(" ");
var optionsProvider = new OptionsProvider();
// Act
var result = optionsProvider.ParseArguments(argumentsArray);
// Assert
Assert.That(result, Is.Not.Null);
Assert.That(result.ParsedSuccessfully, Is.True);
Assert.That(result.Options.NumberOfPosts, Is.EqualTo(expectedNumberOfPosts));
}
public void ParseArguments_ValidFormatPostCountOutOfRange_ReturnsFailureResult(int postCount)
{
// Arrange
var argumentsArray = new[] { "--posts", postCount.ToString() };
var optionsProvider = new OptionsProvider();
// Act
var result = optionsProvider.ParseArguments(argumentsArray);
// Assert
var expectedHelpText = "Number of posts must be between 1 and 100." + Environment.NewLine + Environment.NewLine + StandardHelpText;
Assert.That(result, Is.Not.Null);
Assert.That(result.ParsedSuccessfully, Is.False);
Assert.That(result.HelpText, Is.EqualTo(expectedHelpText));
}