public static IAssert <TSubject, TResult, TVars, TSequence> ItThrows <TSubject, TResult, TVars, TSequence> (
this IAssert <TSubject, TResult, TVars, TSequence> assert,
Type exceptionType,
[CanBeNull] Func <TVars, string> messageProvider = null,
[CanBeNull] Func <TVars, Exception> innerExceptionProvider = null)
{
var controller = assert.GetTestController();
controller.AddAssertion(
"Throws " + exceptionType.Name,
x =>
{
AssertionHelper.AssertInstanceOfType("Exception", exceptionType, x.Exception);
if (messageProvider != null)
{
AssertionHelper.AssertExceptionMessage(messageProvider(x.Vars), x.Exception);
}
if (innerExceptionProvider != null)
{
AssertionHelper.AssertObjectEquals("InnerException", innerExceptionProvider(x.Vars), x.Exception.AssertNotNull().InnerException);
}
},
c_expectException);
return(assert);
}
/// <summary>
/// .ItReturns(x => x.Exception);
/// </summary>
public static IAssert <TSubject, TResult, TVars, TSequence> ItReturns <TSubject, TResult, TVars, TSequence> (
this IAssert <TSubject, TResult, TVars, TSequence> assert,
Expression <Func <TVars, TResult> > resultProvider)
{
var controller = assert.GetTestController();
controller.AddAssertion(
"Returns " + resultProvider,
x => AssertionHelper.AssertObjectEquals("Result", resultProvider.Compile()(x.Vars), x.Result));
return(assert);
}
public static IAssert <TSubject, TResult, TVars, TSequence> ItThrows <TSubject, TResult, TVars, TSequence, TException> (
this IAssert <TSubject, TResult, TVars, TSequence> assert,
Expression <Func <TVars, TException> > exceptionProvider)
where TException : Exception
{
var controller = assert.GetTestController();
controller.AddAssertion(
"Throws " + exceptionProvider,
x => AssertionHelper.AssertObjectEquals("Exception", exceptionProvider.Compile()(x.Vars), x.Exception),
c_expectException);
return(assert);
}
public static IAssert <TSubject, TResult, TVars, TSequence> ItThrows <TSubject, TResult, TVars, TSequence> (
this IAssert <TSubject, TResult, TVars, TSequence> assert,
Type exceptionType,
[CanBeNull] string message = null,
[CanBeNull][RegexPattern] string messagePattern = null,
[CanBeNull] Func <TVars, string> messageProvider = null,
[CanBeNull] Func <TVars, Exception> innerExceptionProvider = null)
{
var controller = assert.GetTestController();
controller.AddAssertion(
"Throws " + exceptionType.Name,
x =>
{
AssertionHelper.AssertInstanceOfType("Exception", exceptionType, x.Exception);
if (message == null && messageProvider != null)
{
message = messageProvider(x.Vars);
}
if (message != null && x.Exception.Message != message)
{
throw new Exception($"Exception message must be '{message}' but was '{x.Exception.Message}'.");
}
if (messagePattern != null && Regex.IsMatch(x.Exception.Message, messagePattern))
{
throw new Exception($"Exception message must match '{messagePattern}' but was '{x.Exception.Message}'.");
}
if (innerExceptionProvider != null)
{
AssertionHelper.AssertObjectEquals("InnerException", innerExceptionProvider(x.Vars), x.Exception.NotNull().InnerException);
}
},
expectException: true);
return(assert);
}
