/// <summary>
/// Gets filter expression from discovery context.
/// </summary>
/// <param name="context">Discovery context</param>
/// <returns>Filter expression.</returns>
private ITestCaseFilterExpression GetTestCaseFilterFromDiscoveryContext(IDiscoveryContext context)
{
try
{
// GetTestCaseFilter is present in DiscoveryContext but not in IDiscoveryContext interface.
MethodInfo methodGetTestCaseFilter = context.GetType().GetRuntimeMethod("GetTestCaseFilter", new[] { typeof(IEnumerable <string>), typeof(Func <string, TestProperty>) });
return((ITestCaseFilterExpression)methodGetTestCaseFilter?.Invoke(context, new object[] { this.supportedProperties.Keys, (Func <string, TestProperty>) this.PropertyProvider }));
}
catch (TargetInvocationException ex)
{
throw ex.InnerException;
}
}
bool GetTestCaseFilterExpressionFromDiscoveryContext(IDiscoveryContext discoveryContext, LoggerHelper logger, out ITestCaseFilterExpression filter)
{
filter = null;
if (discoveryContext is IRunContext runContext)
{
try
{
filter = runContext.GetTestCaseFilter(supportedPropertyNames, null);
return(true);
}
catch (TestPlatformException e)
{
logger.LogWarning("Exception filtering tests: {0}", e.Message);
return(false);
}
}
else
{
try
{
#if WINDOWS_UAP
// on UWP .Net Native Tool Chain we are not able to run methods via invoke, act like no filter was specified for UWP
#else
// GetTestCaseFilter is present on DiscoveryContext but not in IDiscoveryContext interface
var method = discoveryContext.GetType().GetRuntimeMethod("GetTestCaseFilter", new[] { typeof(IEnumerable <string>), typeof(Func <string, TestProperty>) });
filter = (ITestCaseFilterExpression)method?.Invoke(discoveryContext, new object[] { supportedPropertyNames, null });
#endif
return(true);
}
catch (TargetInvocationException e)
{
if (e?.InnerException is TestPlatformException ex)
{
logger.LogWarning("Exception filtering tests: {0}", ex.InnerException?.Message);
return(false);
}
throw e.InnerException;
}
}
}
/// <summary>
/// Gets filter expression from discovery context.
/// </summary>
/// <param name="context">Discovery context</param>
/// <param name="logger">The logger to log exception messages too.</param>
/// <returns>Filter expression.</returns>
private ITestCaseFilterExpression GetTestCaseFilterFromDiscoveryContext(IDiscoveryContext context, IMessageLogger logger)
{
try
{
// GetTestCaseFilter is present in DiscoveryContext but not in IDiscoveryContext interface.
MethodInfo methodGetTestCaseFilter = context.GetType().GetRuntimeMethod("GetTestCaseFilter", new[] { typeof(IEnumerable <string>), typeof(Func <string, TestProperty>) });
return((ITestCaseFilterExpression)methodGetTestCaseFilter?.Invoke(context, new object[] { this.supportedProperties.Keys, (Func <string, TestProperty>) this.PropertyProvider }));
}
catch (Exception ex)
{
// In case of UWP .Net Native Tool Chain compilation. Invoking methods via Reflection doesn't work, hence discovery always fails.
// Hence throwing exception only if it is of type TargetInvocationException(i.e. Method got invoked but something went wrong in GetTestCaseFilter Method)
if (ex is TargetInvocationException)
{
throw ex.InnerException;
}
logger.SendMessage(TestMessageLevel.Warning, ex.Message);
}
return(null);
}