public void HasLengthBetween_WhenStringIsNull_ThrowsArgumentNullException()
{
string value = null;
AssertIsNotNull(
() => Ensure.That(value, ParamName).HasLengthBetween(1, 2),
() => EnsureArg.HasLengthBetween(value, 1, 2, ParamName));
}
public void HasLengthBetween_WhenStringIsHighLimit_It_should_not_throw()
{
const int low = 2;
const int high = 4;
var value = new string('a', high);
ShouldNotThrow(
() => Ensure.That(value, ParamName).HasLengthBetween(low, high),
() => EnsureArg.HasLengthBetween(value, low, high, ParamName));
}
public void HasLengthBetween_WhenStringIsToLong_ThrowsArgumentException()
{
const int low = 2;
const int high = 4;
var value = new string('a', high + 1);
ShouldThrow <ArgumentException>(
string.Format(ExceptionMessages.Strings_HasLengthBetween_Failed_ToLong, low, high, value.Length),
() => Ensure.That(value, ParamName).HasLengthBetween(2, high),
() => EnsureArg.HasLengthBetween(value, low, high, ParamName));
}
public void HasLengthBetween_WhenStringIsHighLimit_It_should_not_throw()
{
const int low = 2;
const int high = 4;
var value = new string('a', high);
var returnedValue = Ensure.That(value, ParamName).HasLengthBetween(low, high);
AssertReturnedAsExpected(returnedValue, value);
Action a = () => EnsureArg.HasLengthBetween(value, low, high, ParamName);
a.ShouldNotThrow();
}