// The TestEngineResult returned to MasterTestRunner contains no info
// about projects. At this point, if there are any projects, the result
// needs to be modified to include info about them. Doing it this way
// allows the lower-level runners to be completely ignorant of projects
private TestEngineResult PrepareResult(TestEngineResult result)
{
if (result == null) throw new ArgumentNullException("result");
// See if we have any projects to deal with. At this point,
// any subpackage, which itself has subpackages, is a project
// we expanded.
bool hasProjects = false;
foreach (var p in TestPackage.SubPackages)
hasProjects |= p.HasSubPackages();
// If no Projects, there's nothing to do
if (!hasProjects)
return result;
// If there is just one subpackage, it has to be a project and we don't
// need to rebuild the XML but only wrap it with a project result.
if (TestPackage.SubPackages.Count == 1)
return result.MakeProjectResult(TestPackage.SubPackages[0]);
// Most complex case - we need to work with the XML in order to
// examine and rebuild the result to include project nodes.
// NOTE: The algorithm used here relies on the ordering of nodes in the
// result matching the ordering of subpackages under the top-level package.
// If that should change in the future, then we would need to implement
// identification and summarization of projects into each of the lower-
// level TestEngineRunners. In that case, we will be warned by failures
// of some of the MasterTestRunnerTests.
// Start a fresh TestEngineResult for top level
var topLevelResult = new TestEngineResult();
int nextTest = 0;
foreach (var subPackage in TestPackage.SubPackages)
{
if (subPackage.HasSubPackages())
{
// This is a project, create an intermediate result
var projectResult = new TestEngineResult();
// Now move any children of this project under it. As noted
// above, we must rely on ordering here because (1) the
// fullname attribute is not reliable on all nunit framework
// versions, (2) we may have duplicates of the same assembly
// and (3) we have no info about the id of each assembly.
int numChildren = subPackage.SubPackages.Count;
while (numChildren-- > 0)
projectResult.Add(result.XmlNodes[nextTest++]);
topLevelResult.Add(projectResult.MakeProjectResult(subPackage).Xml);
}
else
{
// Add the next assembly package to our new result
topLevelResult.Add(result.XmlNodes[nextTest++]);
}
}
return topLevelResult;
}
