public void testEmptyProvider() throws IOException {
assertEquals(1, ServerRegistry.getInstance().getProviders().size());
ServerInstanceProvider provider = ServerRegistry.getInstance().getProviders().iterator().next();
assertTrue(provider instanceof MockInstanceProvider);
((MockInstanceProvider) provider).clear();
assertTrue(provider.getInstances().isEmpty());
}
public void stateChanged(ChangeEvent e) {
final ServerRegistry registry = (ServerRegistry) e.getSource();
List<ServerInstance> current = new ArrayList<ServerInstance>();
for (ServerInstanceProvider provider : registry.getProviders()) {
current.addAll(provider.getInstances());
}
List<ServerInstance> expected = steps.get(stepIndex++);
assertEquals(expected.size(), current.size());
for (ServerInstance instance : expected) {
current.remove(instance);
}
assertTrue(current.isEmpty());
}