public void _01_Convert_ShouldCreateACommaSeparatedStringOfNumbers()
{
//Arrange
var drawedNumbers = new List <DrawNumber>
{
new DrawNumberBuilder(_random).Build(),
new DrawNumberBuilder(_random).Build(),
new DrawNumberBuilder(_random).Build()
};
//Act
var result = _converter.Convert(drawedNumbers, null, null, null);
//Assert
Assert.That(result, Is.Not.Null, () => "The converted object should not be null.");
Assert.That(result, Is.TypeOf <string>(),
() => $"The converted object should be a string, but was '{result.GetType().FullName}'.");
var numberString = (string)result;
Assert.That(drawedNumbers.All(d => numberString.Contains(d.Number.ToString())), Is.True,
() => "The converted string does not contain all the numbers.");
Assert.That(numberString.Count(c => c == ','), Is.EqualTo(drawedNumbers.Count - 1),
() =>
$"The converted string should contain {drawedNumbers.Count - 1} comma's when there are {drawedNumbers.Count} drawed numbers.");
Assert.That(numberString, Does.Not.EndsWith(" ").And.Not.EndsWith(","),
() => "The converted string should not end with a whitespace or a comma.");
}
public void _01_Convert_ShouldCreateACommaSeperatedStringOfNumbers()
{
//Arrange
var drawedNumbers = new HashSet <DrawNumber>
{
new DrawNumberBuilder(_random).Build(),
new DrawNumberBuilder(_random).Build(),
new DrawNumberBuilder(_random).Build()
};
//Act
object result = null;
try
{
result = _converter.Convert(drawedNumbers, null, null, null);
}
catch (InvalidCastException)
{
Assert.Fail("An InvalidCastException is thrown when the value is a Hashset<DrawNumber>. " +
"Cast to an IEnumerable<DrawNumber> to be able to handle all collection types.");
}
//Assert
Assert.That(result, Is.Not.Null, "The converted object should not be null.");
Assert.That(result, Is.TypeOf <string>(),
$"The converted object should be a string, but was '{result.GetType().FullName}'.");
var numberString = (string)result;
Assert.That(drawedNumbers.All(d => numberString.Contains(d.Number.ToString())), Is.True,
"The converted string does not contain all the numbers.");
Assert.That(numberString.Count(c => c == ','), Is.EqualTo(drawedNumbers.Count - 1),
$"The converted string should contain {drawedNumbers.Count - 1} comma's when there are {drawedNumbers.Count} drawed numbers.");
Assert.That(numberString, Does.Not.EndsWith(" ").And.Not.EndsWith(","),
"The converted string should not end with a whitespace or a comma.");
}