public ExpectedExceptionCommand(TestCommand innerCommand, Type expectedType, string expectedMessage, MessageMatch matchType)
: base(innerCommand)
{
_expectedType = expectedType;
_expectedMessage = expectedMessage;
_matchType = matchType;
}
/// <summary>
/// Convenient utility mehtod used as an alternative to the
/// <see cref="ExpectedExceptionAttribute"/>. This a method allows
/// to test multiple exception in one test case.
/// </summary>
/// <remarks>
/// <example>
/// Example code to assert two similar exceptions.
/// <code language="c#">
/// TestHelper.AssertException<ArgumentNullException>(
/// delegate { service.GetDepartmentCodes(null); });
///
/// TestHelper.AssertException<ArgumentNullException>(
/// delegate { service.GetCategoryCodes(null, 0, 0); }
/// MessageMatch.Contains, "subjectCode");
/// </code>
/// </example>
/// </remarks>
/// <typeparam name="T">type of exception</typeparam>
/// <param name="call">The code to be executed that throws exception</param>
/// <param name="match">To specify how the message is matched</param>
/// <param name="message">The message to match. <see langword="null"/>
/// or empty string will not cause assertion.</param>
public static Exception AssertException <T>(ThreadStart call, MessageMatch match, string message)
where T : Exception
{
try
{
call();
}
catch (T e)
{
if (!String.IsNullOrEmpty(message))
{
switch (match)
{
case MessageMatch.Regex:
Regex regex = new Regex(message);
if (!regex.IsMatch(e.Message))
{
Assert.Fail(string.Format("Expected regex {0} does not match actual exception message {1}.",
message, e.Message));
}
break;
case MessageMatch.Contains:
if (!e.Message.Contains(message))
{
Assert.Fail(string.Format("Expected string '{0}' is not found in actual exception message: '{1}'.", message, e.Message));
}
break;
default:
Assert.AreEqual(message, e.Message, "Exception ");
break;
}
}
return(e);
}
Assert.Fail("Expecting " + typeof(T).FullName + ", but no exception was throw.");
return(null);
}
public ExpectedExceptionAttribute(string exceptionName, string expectedMessage)
: this(exceptionName)
{
this.expectedMessage = expectedMessage;
this.matchType = MessageMatch.Exact;
}
public ExpectedExceptionAttribute(string exceptionName, string expectedMessage)
: this(exceptionName)
{
this.expectedMessage = expectedMessage;
this.matchType = MessageMatch.Exact;
}
