public void Constructor_SetErrorMessage()
{
// Arrange / Act
var sut = new RequiredValidationRule(ERROR_MESSAGE);
// Assert
sut.ErrorMessage.Should().Be(ERROR_MESSAGE);
}
public void Should_not_validate_when_input_is_null()
{
String value = null;
var validationRule = new RequiredValidationRule();
var result = validationRule.Validate(value, null);
Assert.IsFalse(result.IsValid);
Assert.IsNotNull(result.ErrorContent);
}
public void Should_validate_only_when_input_has_been_specified()
{
var value = "entered input";
var validationRule = new RequiredValidationRule();
var result = validationRule.Validate(value, null);
Assert.IsTrue(result.IsValid);
}
public void Validate_WithNonNullEmptyValue(string value)
{
// Arrange
var sut = new RequiredValidationRule(ERROR_MESSAGE, false);
// Act
var result = sut.Validate(value);
// Assert
result.Should().BeTrue();
}
string IDataErrorInfo.this[string columnName] {
get {
if (!allowValidation)
{
return(null);
}
string firstNameProp = BindableBase.GetPropertyName(() => FirstName);
string lastNameProp = BindableBase.GetPropertyName(() => LastName);
string emailProp = BindableBase.GetPropertyName(() => Email);
string passwordProp = BindableBase.GetPropertyName(() => Password);
string confirmPasswordProp = BindableBase.GetPropertyName(() => ConfirmPassword);
string birthdayProp = BindableBase.GetPropertyName(() => Birthday);
string genderProp = BindableBase.GetPropertyName(() => Gender);
if (columnName == firstNameProp)
{
return(RequiredValidationRule.GetErrorMessage(firstNameProp, FirstName));
}
else if (columnName == lastNameProp)
{
return(RequiredValidationRule.GetErrorMessage(lastNameProp, LastName));
}
else if (columnName == emailProp)
{
return(RequiredValidationRule.GetErrorMessage(emailProp, Email));
}
else if (columnName == passwordProp)
{
return(RequiredValidationRule.GetErrorMessage(passwordProp, Password));
}
else if (columnName == confirmPasswordProp)
{
if (!string.IsNullOrEmpty(Password) && Password != ConfirmPassword)
{
return("These passwords do not match. Please try again.");
}
}
else if (columnName == birthdayProp)
{
return(RequiredValidationRule.GetErrorMessage(birthdayProp, Birthday));
}
else if (columnName == genderProp)
{
return(RequiredValidationRule.GetErrorMessage(genderProp, Gender, -1));
}
return(null);
}
}
