public static void IsNotDefaultValue <T>(T value, string errorLocation = null, string customMessage = null)
{
if (!value.Equals(default(T)))
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? $"Did not expect value to be default value ({default(T)}).", errorLocation);
}
public static void MaybeThrowException(string message)
{
if (message == null)
{
return;
}
GenericBase <TException> .ThrowException(message);
}
public static void IsNotNullOrWhiteSpace(string value, string errorLocation = null, string customMessage = null)
{
if (!string.IsNullOrWhiteSpace(value))
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? $"Did not expect value ({value}) to be null, empty or only contain whitespace.", errorLocation);
}
public static void IsNotNull(object value, string errorLocation = null, string customMessage = null)
{
if (value != null)
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? "Did not expect value to be null.", errorLocation);
}
public static void IsNull(object value, string errorLocation = null, string customMessage = null)
{
if (value == null)
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? $"Expected value ({value}) to be null.", errorLocation);
}
public static void IsTrue(bool value, string errorLocation = null, string customMessage = null)
{
if (value)
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? "Expected value to be true.", errorLocation);
}
public static void AreNotEqual(object expectedValue, object actualValue, string errorLocation = null, string customMessage = null)
{
if (!Equals(expectedValue, actualValue))
{
return;
}
GenericBase <TException> .ThrowException(customMessage ?? $"Expected ({actualValue}) to not be equal to ({expectedValue}).", errorLocation);
}
public static void RequireValidated(object parameterValue, string parameterName, string customMessage = null)
{
if (parameterValue == null)
{
return;
}
if (!(parameterValue is IValidatable validatable))
{
return;
}
try
{
validatable.Validate(null, parameterValue.GetType().Name);
}
catch (ValidationException e)
{
GenericBase <TException> .ThrowException($"ContractViolation: Validation failed for {parameterName} ({e.Message}).");
}
}
public static void IsValidated(object value, string customMessage = null)
{
if (value == null)
{
return;
}
if (!(value is IValidatable validatable))
{
return;
}
try
{
validatable.Validate(null, value.GetType().Name);
}
catch (ValidationException e)
{
GenericBase <TException> .ThrowException($"Expected validation to pass ({e.Message}).");
}
}
public static void Fail(string message)
{
InternalContract.RequireNotNullOrWhiteSpace(message, nameof(message));
GenericBase <TException> .ThrowException(message);
}