/// <summary>
/// Wraps code containing a series of assertions, which should all
/// be executed, even if they fail. Failed results are saved and
/// reported at the end of the code block.
/// </summary>
/// <param name="testDelegate">A TestDelegate to be executed in Multiple Assertion mode.</param>
public static void Multiple(TestDelegate testDelegate)
{
TestExecutionContext context = TestExecutionContext.CurrentContext;
Guard.OperationValid(context != null, "Assert.Multiple called outside of a valid TestExecutionContext");
context.MultipleAssertLevel++;
try
{
testDelegate();
}
finally
{
context.MultipleAssertLevel--;
}
if (context.MultipleAssertLevel == 0)
{
int count = context.CurrentResult.AssertionResults.Count;
if (count > 0)
{
var writer = new TextMessageWriter("Multiple Assert block had {0} failure(s).", count);
int counter = 0;
foreach (var assertion in context.CurrentResult.AssertionResults)
{
writer.WriteLine(string.Format(" {0}) {1}", ++counter, assertion.Message));
}
throw new AssertionException(writer.ToString());
}
}
}
/// <summary>
/// Verifies that a delegate does not throw an exception
/// </summary>
/// <param name="code">A TestSnippet delegate</param>
/// <param name="message">The message that will be displayed on failure</param>
/// <param name="args">Arguments to be used in formatting the message</param>
public static void DoesNotThrow(TestDelegate code, string message, params object[] args)
{
try
{
code();
}
catch (Exception ex)
{
TextMessageWriter writer = new TextMessageWriter(message, args);
writer.WriteLine("Unexpected exception: {0}", ex.GetType());
Assert.Fail(writer.ToString());
}
}