@Test
public void testScopeCachingForMultipleReporters() throws Exception {

	Configuration config = new Configuration();
	config.setString(MetricOptions.SCOPE_NAMING_TM, "A.B.C.D");
	config.setString(MetricOptions.REPORTERS_LIST, "test1,test2");
	config.setString(ConfigConstants.METRICS_REPORTER_PREFIX + "test1." + ConfigConstants.METRICS_REPORTER_CLASS_SUFFIX, TestReporter1.class.getName());
	config.setString(ConfigConstants.METRICS_REPORTER_PREFIX + "test1." + ConfigConstants.METRICS_REPORTER_SCOPE_DELIMITER, "-");
	config.setString(ConfigConstants.METRICS_REPORTER_PREFIX + "test2." + ConfigConstants.METRICS_REPORTER_CLASS_SUFFIX, TestReporter2.class.getName());
	config.setString(ConfigConstants.METRICS_REPORTER_PREFIX + "test2." + ConfigConstants.METRICS_REPORTER_SCOPE_DELIMITER, "!");
	MetricRegistryImpl testRegistry = new MetricRegistryImpl(MetricRegistryConfiguration.fromConfiguration(config));
	try {
		MetricGroup tmGroup = new TaskManagerMetricGroup(testRegistry, "host", "id");
		tmGroup.counter("1");
		assertEquals("Reporters were not properly instantiated", 2, testRegistry.getReporters().size());
		for (MetricReporter reporter : testRegistry.getReporters()) {
			ScopeCheckingTestReporter typedReporter = (ScopeCheckingTestReporter) reporter;
			if (typedReporter.failureCause != null) {
				throw typedReporter.failureCause;
			}
		}
	} finally {
		testRegistry.shutdown();
	}
}