public void Should_determine_first_date_is_before_later_date_when_first_date_has_time_and_later_date_is_the_next_day()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = new DateTime(2008, 4, 15, 8, 30, 0),
LaterDate = new DateTime(2008, 4, 16, 0, 0, 0)
};
string result = rule.IsValid(operation);
Assert.Null(result);
}
Should_determine_first_date_is_after_later_date_when_later_date_has_time_and_later_date_is_the_previous_day()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = new DateTime(2008, 4, 15, 0, 0, 0),
LaterDate = new DateTime(2008, 4, 14, 8, 30, 0)
};
string result = rule.IsValid(operation);
Assert.NotNull(result);
}
public void Should_validate_that_two_dates_without_time_are_valid_when_they_are_equal()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = new DateTime(2008, 4, 15),
LaterDate = new DateTime(2008, 4, 15)
};
string result = rule.IsValid(operation);
Assert.Null(result);
}
public void Should_not_return_error_if_later_date_is_undefined()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = new DateTime(2008, 4, 15, 0, 0, 0),
LaterDate = null
};
string result = rule.IsValid(operation);
Assert.Null(result);
}
public void Should_not_return_error_if_both_dates_are_undefined()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = null,
LaterDate = null
};
string result = rule.IsValid(operation);
Assert.Null(result);
}
public void Should_determine_two_dates_without_time_are_out_of_order()
{
var rule = new TestDateSequenceRule();
var operation = new TestOperation
{
EarlierDate = new DateTime(2008, 4, 16),
LaterDate = new DateTime(2008, 4, 15)
};
string result = rule.IsValid(operation);
Assert.NotNull(result);
}