/// <summary>
/// Banks the account.
/// </summary>
/// <param name="branchNumber">The combind branch/bank number. I.E. UK sort code</param>
/// <returns></returns>
public static bool BankAccount(this ValidatableValue<string> inputV, string branchNumber)
{
var errors = new List<ValidationResult>();
foreach (var l in inputV.Locale)
{
var validator = new ValidatableValue<string>(inputV.Value, l);
if (validatorsWithBranch.ContainsKey(l))
{
if (validatorsWithBranch[l](validator, branchNumber))
{
//is valid no errors
return true;
}
}
else
{
validator.AddError($"Unable to validate banks for '{l}'");
}
errors.AddRange(validator.Errors);
}
//lets add all the validation errors (if invalid to the source validatable)
foreach (var r in errors)
{
inputV.AddError(r);
}
return inputV.IsValid;
}
public void SetValue_WithTwoRule_AndInvalidValue_NotRaiseIfIsValidNotChanged()
{
// Arrange
var startValue = "1234"; // valid
var value = "1"; // invalid rule 1
var value2 = "123456"; // invalid rule 2
var sut = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new StringLengthValidationRule("Length Error", 2, false, true),
new StringLengthValidationRule(_ERROR_MESSAGE, 5)
},
Value = startValue
};
// Act
sut.Value = value;
using (FluentAssertions.Events.IMonitor <ValidatableValue <string> > monitor = sut.Monitor())
{
sut.Value = value2;
// Assert
monitor.Should().RaisePropertyChangeFor(t => t.Value);
monitor.Should().RaisePropertyChangeFor(t => t.Errors);
monitor.Should().RaisePropertyChangeFor(t => t.FirstError);
monitor.Should().NotRaisePropertyChangeFor(t => t.IsValid);
monitor.Should().NotRaisePropertyChangeFor(t => t.IsNotValid);
}
}
public void IsValidChangedEventRaised_OnIsValidChange()
{
// Arrange
var startValue = "123456";
var sut = new ValidatableValue <string>
{
Value = startValue,
ValidationRules = new IValidationRule <string>[]
{
new StringLengthValidationRule("Length Error", 2, false, true),
new StringLengthValidationRule(_ERROR_MESSAGE, 5)
}
};
// Act
sut.IsValid.Should().BeTrue();
sut.IsNotValid.Should().BeFalse();
using (FluentAssertions.Events.IMonitor <ValidatableValue <string> > monitor = sut.Monitor())
{
sut.RaiseValidation();
// Assert
monitor.Should().Raise(nameof(ValidatableValue <string> .IsValidChanged))
.WithSender(sut)
.WithArgs <IsValidEventArgs>(t => t.IsValid == false);
}
}
public void SetValue_WithOneRule_AndInvalidValue_RaiseChanges()
{
// Arrange
var startValue = "Not empty";
string value = null;
var sut = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new NullValidationRule <string>(_ERROR_MESSAGE)
},
Value = startValue
};
// Act
using (FluentAssertions.Events.IMonitor <ValidatableValue <string> > monitor = sut.Monitor())
{
sut.Value = value;
// Assert
monitor.Should().RaisePropertyChangeFor(t => t.Value);
monitor.Should().RaisePropertyChangeFor(t => t.Errors);
monitor.Should().RaisePropertyChangeFor(t => t.FirstError);
monitor.Should().RaisePropertyChangeFor(t => t.IsValid);
monitor.Should().RaisePropertyChangeFor(t => t.IsNotValid);
}
}
public void Constructor_SetErrorMessage()
{
// Arrange / Act
var compareValue = new ValidatableValue <int>
{
Value = 100
};
var sut = new SmallerThanValidationRule <int>(ERROR_MESSAGE, compareValue);
// Assert
sut.ErrorMessage.Should().Be(ERROR_MESSAGE);
}
public void SetValue_SetNewValue(string startValue, string newValue)
{
// Arrange
var sut = new ValidatableValue <string> {
Value = startValue
};
// Act
sut.Value = newValue;
// Assert
sut.Value.Should().Be(newValue);
}
private static bool IsLocalPhone(ValidatableValue<string> phoneNumber, string locale, string exitCode)
{
if (!phoneNumber.IsValueSet || string.IsNullOrWhiteSpace(phoneNumber.Value))
{
return false;
}
Validator validator;
if (LocaleMobilePhoneRegexes.TryGetValue(locale, out validator))
{
return validator.Validate(phoneNumber.Value, exitCode);
}
return false;
}
public void WithoutRules_IsAlwaysValid(string value)
{
// Arrange
var sut = new ValidatableValue <string>();
// Act
sut.Value = value;
// Assert
sut.IsValid.Should().BeTrue();
sut.IsNotValid.Should().BeFalse();
sut.FirstError.Should().Be(" ");
sut.Errors.Should().BeEmpty();
}
[TestCase(101, 100, 100)] // Edge case, equal
public void Validate_WithHigher_IsNotValid(int initValue, int newValue, int current)
{
// Arrange
var compareValue = new ValidatableValue <int>
{
Value = initValue
};
var sut = new SmallerThanValidationRule <int>(ERROR_MESSAGE, compareValue);
sut.Validate(current).Should().BeTrue();
// Act
compareValue.Value = newValue;
var result = sut.Validate(current);
// Assert
result.Should().BeFalse();
}
public void SetValue_WithOneRule_AndValidValue_NoErrors()
{
// Arrange
var value = "Not empty";
var sut = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[] { new NullValidationRule <string>(_ERROR_MESSAGE) },
Value = value
};
// Act
// Assert
sut.IsValid.Should().BeTrue();
sut.IsNotValid.Should().BeFalse();
sut.FirstError.Should().Be(" ");
sut.Errors.Should().BeEmpty();
}
public void SetValue_WithDifferentValue_TriggerPropertyChanged()
{
// Arrange
var value1 = Guid.NewGuid().ToString();
var value2 = Guid.NewGuid().ToString();
var sut = new ValidatableValue <string> {
Value = value1
};
// Act
using (FluentAssertions.Events.IMonitor <ValidatableValue <string> > monitor = sut.Monitor())
{
sut.Value = value2;
// Assert
monitor.Should().RaisePropertyChangeFor(t => t.Value);
}
}
public void RaiseValidation_ValidateCurrentValue()
{
// Arrange
var startValue = "123456";
var sut = new ValidatableValue <string>
{
Value = startValue,
ValidationRules = new IValidationRule <string>[]
{
new StringLengthValidationRule("Length Error", 2, false, true),
new StringLengthValidationRule(_ERROR_MESSAGE, 5)
}
};
// Act
sut.IsValid.Should().BeTrue();
sut.IsNotValid.Should().BeFalse();
sut.RaiseValidation();
// Assert
sut.IsValid.Should().BeFalse();
sut.IsNotValid.Should().BeTrue();
}
public void SetValue_WithOneRule_AndInvalidValue_OneError()
{
// Arrange
var startValue = "Not empty";
string value = null;
var sut = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new NullValidationRule <string>(_ERROR_MESSAGE)
},
Value = startValue
};
// Act
sut.Value = value;
// Assert
sut.IsValid.Should().BeFalse();
sut.IsNotValid.Should().BeTrue();
sut.FirstError.Should().Be(_ERROR_MESSAGE);
sut.Errors.Should().HaveCount(1);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="errorMessage"></param>
/// <param name="compareValue">Value to compare against</param>
/// <param name="equalIsValid">Equal values are valid (default: false)</param>
public GreaterThanValidationRule(string errorMessage, ValidatableValue <T> compareValue, bool equalIsValid = false)
{
_compareValue = compareValue ?? throw new ArgumentNullException(nameof(compareValue));
_equalIsValid = equalIsValid;
ErrorMessage = errorMessage;
}
/// <summary>
/// Validates the bank account to as though its UK based
/// </summary>
/// <param name="inputV">The input v.</param>
/// <param name="branchNumber">The branch number.</param>
/// <returns></returns>
public static bool UKBankAccount(this ValidatableValue <string> accountValidatable, string branchNumber)
{
Initilize();
//convertToInt to seed up validator range checks
var cleanedBranchNumber = RemoveSpacesAndHyphens(branchNumber);
if (cleanedBranchNumber.Length != 6)
{
accountValidatable.AddError("branchNumber must be exactly 6 digits long");
return(accountValidatable.IsValid);
}
int integerBracnhNumber = 0;
if (!int.TryParse(cleanedBranchNumber, out integerBracnhNumber))
{
accountValidatable.AddError("branchNumber is in a invalid format");
}
//lets run some account number/sortcodes
var cleanedAccountNumber = RemoveSpacesAndHyphens(accountValidatable.Value);
if (cleanedAccountNumber.Length < 8)
{
cleanedAccountNumber = cleanedAccountNumber.PadLeft(8, '0');//padded
}
if (cleanedAccountNumber.Length == 9)
{
//Santander (formerly Alliance & Leicester Commercial Bank plc)
//we use the fist digit of the account as the last digit of the sortcode
cleanedBranchNumber = cleanedBranchNumber.Substring(0, 5) + cleanedAccountNumber[0];
cleanedAccountNumber = cleanedAccountNumber.Substring(1, 8);
}
//if we have 10 digits then we actually have to perform the check twice becauseer there are 2 different ways to cut up an 8 digit number
if (cleanedAccountNumber.Length == 10)
{
//this could be a 'National Westminster Bank plc' if so use last 8
var validatable = new ValidatableValue <string>(cleanedAccountNumber.Substring(2, 8));
UKBankAccount(validatable, cleanedBranchNumber);
if (!validatable.IsValid)
{
//Co-Operative Bank plc last 8
validatable = new ValidatableValue <string>(cleanedAccountNumber.Substring(0, 8));
UKBankAccount(validatable, cleanedBranchNumber);
}
foreach (var e in validatable.Errors)
{
accountValidatable.AddError(e);
}
return(accountValidatable.IsValid);
}
var combindAccountRef = cleanedBranchNumber + cleanedAccountNumber;
var validator = validators.Where(x => x.CanValidate(integerBracnhNumber, combindAccountRef));
if (!validator.Any())
{
//is valid we cant test it
return(accountValidatable.IsValid);
}
var firstTest = validator.First();
if (firstTest.Exception == 5)
{
//for exception 5 we need to swap out the sortcode and start again
if (sortCodeSubstitutions.ContainsKey(cleanedBranchNumber))
{
cleanedBranchNumber = sortCodeSubstitutions[cleanedBranchNumber];
integerBracnhNumber = int.Parse(cleanedBranchNumber);
combindAccountRef = cleanedBranchNumber + cleanedAccountNumber;
validator = validators.Where(x => x.CanValidate(integerBracnhNumber, combindAccountRef));
}
}
if (firstTest.Calculate(combindAccountRef))
{
if (validator.Count() == 1 || new[] { 2, 9, 10, 11, 12, 13, 14 }.Contains(firstTest.Exception))
{
return(accountValidatable.IsValid);
}
else
{
if (validator.Skip(1).First().Calculate(combindAccountRef))
{
return(accountValidatable.IsValid);
}
}
}
else
{
var secondTest = validator.Skip(1).FirstOrDefault();
if (firstTest.Exception == 2)
{
combindAccountRef = "309634" + cleanedAccountNumber;
secondTest = validators.FirstOrDefault(x => x.CanValidate(309634, combindAccountRef));
}
if (new[] { 2, 9, 10, 11, 12, 13, 14 }.Contains(firstTest.Exception))
{
if (secondTest?.Calculate(combindAccountRef) == true)
{
return(accountValidatable.IsValid);
}
}
}
accountValidatable.AddError("Invalid account details");
return(accountValidatable.IsValid);
}
internal bool Validate(ValidatableValue<string> inputVal)
{
var val = inputVal.Value.ToUpper();
var charCount = val.Count(Char.IsLetterOrDigit);
if (charCount != Length)
{
inputVal.AddError("Invalid length");
return false;
}
var sb = new StringBuilder();
for (var i = 0; i < val.Length; i++)
{
var c = val[i];
if (!Char.IsWhiteSpace(c))
{
if (Char.IsLetter(c))
{
//letter
var v = (Char.ToUpper(c) - 'A') + 10;
sb.Append(v);
}
else if (Char.IsDigit(c))
{
sb.Append(c);
}
else
{
inputVal.AddError("Contains invalid character(s)");
return false;
}
}
}
val = sb.ToString();
val = val.Substring(6) + val.Substring(0, 6);
var intVal = BigIntegerHelpers.Parse(val);
var remainder = System.Numerics.BigInteger.Remainder(intVal, new System.Numerics.BigInteger(97));
if (!remainder.IsOne)
{
inputVal.AddError("Invalid check digit");
}
//lets try and validate the actual account details
if (!string.IsNullOrWhiteSpace(LocaleCode))
{
val = inputVal.Value.ToUpper().Replace(" ", "");
var m = Pattern.Match(val);
string bankCode = null;
if (m.Groups["CG_S"] != null)
{
bankCode = m.Groups["CG_S"].Value;//sort code
}
var accountNumber = m.Groups["CG_C"].Value;//account number
var validator = accountNumber.IsValid(LocaleCode);
if (!validator.BankAccount(bankCode))
{
foreach (var e in validator.Errors)
{
inputVal.AddError(e);
}
}
}
return inputVal.IsValid;
}
/// <summary>
/// Validates the bank account to as though its UK based
/// </summary>
/// <param name="inputV">The input v.</param>
/// <param name="branchNumber">The branch number.</param>
/// <returns></returns>
public static bool UKBankAccount(this ValidatableValue<string> accountValidatable, string branchNumber)
{
Initilize();
//convertToInt to seed up validator range checks
var cleanedBranchNumber = RemoveSpacesAndHyphens(branchNumber);
if (cleanedBranchNumber.Length != 6)
{
accountValidatable.AddError("branchNumber must be exactly 6 digits long");
return accountValidatable.IsValid;
}
int integerBracnhNumber = 0;
if (!int.TryParse(cleanedBranchNumber, out integerBracnhNumber))
{
accountValidatable.AddError("branchNumber is in a invalid format");
}
//lets run some account number/sortcodes
var cleanedAccountNumber = RemoveSpacesAndHyphens(accountValidatable.Value);
if (cleanedAccountNumber.Length < 8)
{
cleanedAccountNumber = cleanedAccountNumber.PadLeft(8, '0');//padded
}
if (cleanedAccountNumber.Length == 9)
{
//Santander (formerly Alliance & Leicester Commercial Bank plc)
//we use the fist digit of the account as the last digit of the sortcode
cleanedBranchNumber = cleanedBranchNumber.Substring(0, 5) + cleanedAccountNumber[0];
cleanedAccountNumber = cleanedAccountNumber.Substring(1, 8);
}
//if we have 10 digits then we actually have to perform the check twice becauseer there are 2 different ways to cut up an 8 digit number
if (cleanedAccountNumber.Length == 10)
{
//this could be a 'National Westminster Bank plc' if so use last 8
var validatable = new ValidatableValue<string>(cleanedAccountNumber.Substring(2, 8));
UKBankAccount(validatable, cleanedBranchNumber);
if (!validatable.IsValid)
{
//Co-Operative Bank plc last 8
validatable = new ValidatableValue<string>(cleanedAccountNumber.Substring(0, 8));
UKBankAccount(validatable, cleanedBranchNumber);
}
foreach (var e in validatable.Errors)
{
accountValidatable.AddError(e);
}
return accountValidatable.IsValid;
}
var combindAccountRef = cleanedBranchNumber + cleanedAccountNumber;
var validator = validators.Where(x => x.CanValidate(integerBracnhNumber, combindAccountRef));
if (!validator.Any())
{
//is valid we cant test it
return accountValidatable.IsValid;
}
var firstTest = validator.First();
if (firstTest.Exception == 5)
{
//for exception 5 we need to swap out the sortcode and start again
if (sortCodeSubstitutions.ContainsKey(cleanedBranchNumber))
{
cleanedBranchNumber = sortCodeSubstitutions[cleanedBranchNumber];
integerBracnhNumber = int.Parse(cleanedBranchNumber);
combindAccountRef = cleanedBranchNumber + cleanedAccountNumber;
validator = validators.Where(x => x.CanValidate(integerBracnhNumber, combindAccountRef));
}
}
if (firstTest.Calculate(combindAccountRef))
{
if (validator.Count() == 1 || new[] { 2, 9, 10, 11, 12, 13, 14 }.Contains(firstTest.Exception))
{
return accountValidatable.IsValid;
}
else
{
if (validator.Skip(1).First().Calculate(combindAccountRef))
{
return accountValidatable.IsValid;
}
}
}
else
{
var secondTest = validator.Skip(1).FirstOrDefault();
if (firstTest.Exception == 2)
{
combindAccountRef = "309634" + cleanedAccountNumber;
secondTest = validators.FirstOrDefault(x => x.CanValidate(309634, combindAccountRef));
}
if (new[] { 2, 9, 10, 11, 12, 13, 14 }.Contains(firstTest.Exception))
{
if (secondTest?.Calculate(combindAccountRef) == true)
{
return accountValidatable.IsValid;
}
}
}
accountValidatable.AddError("Invalid account details");
return accountValidatable.IsValid;
}
public MainViewModel()
{
// Init validatable values
ContainsString = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new ContainsValidationRule <string>("Unknown value", new[] { "test", "example", "fake" })
}
};
ContainsString.RaiseValidation();
NotContainsString = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new ContainsValidationRule <string>("Value already exists", new[] { "test", "example", "fake" }, true)
}
};
NotContainsString.RaiseValidation();
ContainsInteger = new ValidatableValue <int>
{
ValidationRules = new IValidationRule <int>[]
{
new ContainsValidationRule <int>("Unknown value", new[] { 5, 12, 25 })
}
};
ContainsString.RaiseValidation();
Email = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new EmailValidationRule("Not valid email address", true)
}
};
Email.RaiseValidation();
EqualsValue = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new EqualValuesValidationRule <string>("Values are not equal", () => Email.Value)
}
};
EqualsValue.RaiseValidation();
NullValue = new ValidatableValue <ValueHolder>
{
ValidationRules = new IValidationRule <ValueHolder>[]
{
new NullValidationRule <ValueHolder>("Value is null")
}
};
NullValue.RaiseValidation();
PhoneNumber = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new PhoneNumberValidationRule("Not valid phone number")
}
};
PhoneNumber.RaiseValidation();
IntRange = new ValidatableValue <int>
{
ValidationRules = new IValidationRule <int>[]
{
new PrimitiveRangeValidationRule <int>("Value should be between 10 and 50", 10, 50)
}
};
IntRange.RaiseValidation();
RegexValue = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new RegexValidationRule("Allowed format: dd.MM.yyyy", @"^\d{2}\.\d{2}\.\d{4}$")
}
};
RegexValue.RaiseValidation();
MixedString = new ValidatableValue <string>
{
ValidationRules = new IValidationRule <string>[]
{
new RequiredValidationRule("Required!"),
new StringLengthValidationRule("Password should have at least 8 characters!", 8, false),
new StringLengthValidationRule("Password should have at maximum 32 characters!", 32)
}
};
MixedString.RaiseValidation();
// Values
Values = new[]
{
null,
new ValueHolder {
Id = 1, DislayValue = "Value 1"
},
new ValueHolder {
Id = 2, DislayValue = "Value 2"
},
new ValueHolder {
Id = 3, DislayValue = "Value 3"
}
};
}