public string this[string columnName]
{
get
{
if (columnName == "Username")
{
StringValidationRule rule = new StringValidationRule
{
FieldName = columnName
};
ValidationResult result = rule.Validate(Username, CultureInfo.InvariantCulture);
return((string)result.ErrorContent);
}
if (columnName == "ServerAddress")
{
return(String.IsNullOrWhiteSpace(ServerAddress) ? "Server address cannot be empty" : null);
}
if (columnName == "ServerPort")
{
NumericValidationRule rule = new NumericValidationRule
{
Minimum = 1024,
Maximum = 65535,
PositiveOnly = true
};
ValidationResult result = rule.Validate(ServerPort, CultureInfo.InvariantCulture);
return((string)result.ErrorContent);
}
return(null);
}
}
public void Test_StringRule()
{
IValidator validator = Esapi.Validator;
string id = Guid.NewGuid().ToString();
StringValidationRule rule = new StringValidationRule();
validator.AddRule(id, rule);
// Test valid
Assert.IsTrue(validator.IsValid(id, Guid.NewGuid().ToString()));
// Test allow null or empty
Assert.IsFalse(validator.IsValid(id, string.Empty));
Assert.IsFalse(validator.IsValid(id, null));
rule.AllowNullOrEmpty = true;
Assert.IsTrue(validator.IsValid(id, string.Empty));
Assert.IsTrue(validator.IsValid(id, null));
// Test whitelist
Assert.IsTrue(validator.IsValid(id, "abc"));
rule.AddWhitelistPattern("\\d+");
Assert.IsFalse(validator.IsValid(id, "abc"));
Assert.IsTrue(validator.IsValid(id, "123"));
// Test blacklist
rule.AddBlacklistPattern("1");
Assert.IsFalse(validator.IsValid(id, "123"));
Assert.IsTrue(validator.IsValid(id, "23"));
}
public void wrong_values_result_in_errors(object value, int maxLength, int minLength)
{
var sut = new StringValidationRule();
sut.ErrorIfNull = true;
sut.PropertyName = "Test";
sut.MaxLength = maxLength;
sut.MinLength = minLength;
var result = sut.Validate(value, out var errorText);
Assert.IsFalse(result, "Validation error for null should be reported.");
Assert.IsTrue(errorText.Contains(sut.PropertyName), "Error text was: " + errorText);
}
public string this[string columnName]
{
get
{
if (columnName == "Team")
{
StringValidationRule rule = new StringValidationRule
{
FieldName = columnName,
NullAccepted = true
};
ValidationResult result = rule.Validate(Team, CultureInfo.InvariantCulture);
return((string)result.ErrorContent);
}
return(null);
}
}
public void Test_StringRuleRange()
{
IValidator validator = Esapi.Validator;
// Test range
string id = Guid.NewGuid().ToString();
StringValidationRule rule = new StringValidationRule()
{
MinLength = 1, MaxLength = 10
};
validator.AddRule(id, rule);
Assert.IsTrue(validator.IsValid(id, "a"));
Assert.IsTrue(validator.IsValid(id, "1234567890"));
Assert.IsTrue(validator.IsValid(id, "12345"));
Assert.IsFalse(validator.IsValid(id, ""));
Assert.IsFalse(validator.IsValid(id, "12345678901"));
}
