public static Invoker Throw <TException>(this IShould <Invoker> should)
{
var exceptionType = typeof(TException);
return(should.Apply(
(t, a) =>
{
var result = t.Invoke();
if (result.Error == null)
{
a.Fail(AssertionMessages.NoDerivedExceptionMessage(exceptionType));
}
if (!(result.Error is TException))
{
a.Fail(AssertionMessages.NoDerivedExceptionMessage(exceptionType, result.Error));
}
},
(t, a) =>
{
var result = t.Invoke();
if (result.Error is TException)
{
a.Fail(AssertionMessages.DerivedExceptionMessage(exceptionType));
}
if (result.Error != null)
{
throw new UnexpectedExceptionException(AssertionMessages.UnexpectedExceptionMessage, result.Error);
}
}));
}
public static Invoker Throw(this IShould <Invoker> should, Exception error)
{
return(should.Apply(
(t, a) =>
{
var result = t.Invoke();
if (result.Error == null)
{
a.Fail(AssertionMessages.NoExceptionInstanceMessage(error));
}
if (!result.Error.Equals(error))
{
a.Fail(AssertionMessages.NoExceptionInstanceMessage(error, result.Error));
}
},
(t, a) =>
{
var result = t.Invoke();
if (error.Equals(result.Error))
{
a.Fail(AssertionMessages.ExceptionInstanceMessage(error));
}
if (result.Error != null)
{
throw new UnexpectedExceptionException(AssertionMessages.UnexpectedExceptionMessage, result.Error);
}
}));
}
public static Invoker Throw(this IShould <Invoker> should, Type exceptionType)
{
return(should.Apply(
(t, a) =>
{
var result = t.Invoke();
if (result.Error == null)
{
a.Fail(AssertionMessages.NoExactExceptionMessage(exceptionType));
}
if (result.Error.GetType() != exceptionType)
{
a.Fail(AssertionMessages.NoExactExceptionMessage(exceptionType, result.Error));
}
},
(t, a) =>
{
var result = t.Invoke();
if (exceptionType == result.Error.GetType())
{
a.Fail(AssertionMessages.ExactExceptionMessage(exceptionType));
}
if (result.Error != null)
{
throw new UnexpectedExceptionException(AssertionMessages.UnexpectedExceptionMessage, result.Error);
}
}));
}