public void GivenNull_ThrowsInvalidInputException()
{
var e = Assert.Throws <InvalidInputException>(() =>
CliInputHelper.ExtractAndValidateArguments(null));
StringAssert.Contains("Please provide a sequence of integers", e.Message);
}
public void GivenNonNumber_ThrowsInvalidInputException()
{
var e = Assert.Throws <InvalidInputException>(() =>
CliInputHelper.ExtractAndValidateArguments(new[] { "23", "asd" }));
StringAssert.Contains("Unable to convert", e.Message);
}
public void GivenVeryBigNumber_ThrowsInvalidInputException()
{
var e = Assert.Throws <InvalidInputException>(() =>
CliInputHelper.ExtractAndValidateArguments(new[] { "999999999999" }));
StringAssert.Contains("must be an integer between", e.Message);
}
public void GivenSingleInteger_ThrowsInvalidInputException()
{
var e = Assert.Throws <InvalidInputException>(() =>
CliInputHelper.ExtractAndValidateArguments(new[] { "23" }));
StringAssert.Contains("Please provide at least two integers", e.Message);
}
public void GivenValidInput_ReturnsListOfInts()
{
var seq = CliInputHelper.ExtractAndValidateArguments(new[] { "1", "2", "3" });
Assert.AreEqual(3, seq.Count);
Assert.AreEqual(1, seq[0]);
Assert.AreEqual(2, seq[1]);
Assert.AreEqual(3, seq[2]);
}