publisher.prebuild(configurationBuild, listener);
publisher.perform(configurationBuild, null, listener);
verify(publisher, times(0)).notifyChatsOnBuildStart(any(AbstractBuild.class), any(BuildListener.class));
verify(publisher, times(0)).notifyOnBuildEnd(any(AbstractBuild.class), any(BuildListener.class));
MatrixAggregator aggregator = publisher.createAggregator(parentBuild, null, listener);
aggregator.startBuild();
aggregator.endBuild();
verify(publisher).notifyChatsOnBuildStart(parentBuild, listener);
verify(publisher).notifyOnBuildEnd(parentBuild, listener);
}