final TestReportDesignerContext designerContext = new TestReportDesignerContext();
final int idx = designerContext.addMasterReport(report);
final ReportRenderContext masterContext = designerContext.getReportRenderContext(idx);
final SharedElementRenderer sharedRenderer = masterContext.getSharedRenderer();
assertTrue(sharedRenderer.performLayouting());
// we should have conflicts ..
assertFalse(sharedRenderer.getConflicts().isEmpty());
}