/// <summary>
/// Executes a method and asserts that the specified exception is thrown.
/// </summary>
/// <typeparam name="T">The type of exception to expect.</typeparam>
/// <param name="method">The method to execute.</param>
/// <returns>The thrown exception.</returns>
public static void InnerException <T>(ExceptionDelegate method) where T : Exception
{
try
{
method.Invoke();
}
catch (Exception ex)
{
TypeAssert.AreEqual(typeof(T), ex.InnerException);
return;
}
Assert.Fail("Expected exception '" + typeof(T).FullName + "' wasn't thrown.");
}
/// <summary>Executes a method and asserts that the specified exception is thrown.</summary>
/// <param name="exceptionType">The type of exception to expect.</param>
/// <param name="method">The method to execute.</param>
/// <returns>The thrown exception.</returns>
public static Exception Throws(Type exceptionType, ExceptionDelegate method)
{
try
{
method.Invoke();
}
catch (Exception ex)
{
Assert.AreEqual(exceptionType, ex.GetType());
return(ex);
}
Assert.Fail("Expected exception '" + exceptionType.FullName + "' wasn't thrown.");
return(null);
}
/// <summary>Executes a method and asserts that the specified exception is thrown.</summary>
/// <typeparam name="T">The type of exception to expect.</typeparam>
/// <param name="method">The method to execute.</param>
/// <returns>The thrown exception.</returns>
public static void InnerException <T>(ExceptionDelegate method)
where T : Exception
{
try
{
method.Invoke();
}
catch (Exception ex)
{
Assert.IsNotNull(ex as T);
return;
}
Assert.Fail("Expected exception '" + typeof(T).FullName + "' wasn't thrown.");
}
/// <summary>
/// Executes a method and asserts that the specified exception is thrown.
/// </summary>
/// <typeparam name="T">The type of exception to expect.</typeparam>
/// <param name="method">The method to execute.</param>
/// <returns>The thrown exception.</returns>
public static T Throws <T>(ExceptionDelegate method) where T : Exception
{
try
{
method.Invoke();
}
catch (TargetInvocationException ex)
{
Assert.That(ex.InnerException, Is.TypeOf(typeof(T)));
}
catch (T ex)
{
return(ex);
}
catch (Exception ex)
{
Assert.Fail("Expected exception '" + typeof(T).FullName + "' but got exception '" + ex.GetType() + "'.");
return(null);
}
Assert.Fail("Expected exception '" + typeof(T).FullName + "' wasn't thrown.");
return(null);
}
