/// <summary>
/// Applies the settings of another test project as an overlay on top of this one.
/// </summary>
/// <remarks>
/// <para>
/// Overrides scalar settings (such as <see cref="ReportNameFormat"/>) with those of
/// the overlay when they are specified (such as when <see cref="IsReportNameFormatSpecified" /> is true).
/// Merges aggregate settings (such as lists of files).
/// </para>
/// </remarks>
/// <param name="overlay">The test project to overlay on top of this one.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="overlay"/> is null.</exception>
public void ApplyOverlay(TestProject overlay)
{
if (overlay == null)
{
throw new ArgumentNullException("overlay");
}
if (overlay.IsReportNameFormatSpecified)
{
ReportNameFormat = overlay.ReportNameFormat;
}
if (overlay.IsReportDirectorySpecified)
{
ReportDirectory = overlay.ReportDirectory;
}
if (overlay.IsTestRunnerFactoryNameSpecified)
{
TestRunnerFactoryName = overlay.TestRunnerFactoryName;
}
GenericCollectionUtils.ForEach(overlay.TestFilters, x => AddTestFilter(x.Copy()));
GenericCollectionUtils.ForEach(overlay.TestRunnerExtensions, AddTestRunnerExtension);
GenericCollectionUtils.ForEach(overlay.TestRunnerExtensionSpecifications, AddTestRunnerExtensionSpecification);
TestPackage.ApplyOverlay(overlay.TestPackage);
}
