@Test
public void enablingValidators() throws BackingStoreException {
IEclipsePreferences rootNode = Platform.getPreferencesService().getRootNode();
assertTrue(manager.isEnabled(scriptProject));
final Preferences globalNode = rootNode.node(InstanceScope.SCOPE).node(PEXAnalysisPlugin.VALIDATORS_PREFERENCES_NODE_ID);
globalNode.putBoolean(PreferenceConstants.ENABLED, false);
assertFalse(manager.isEnabled(scriptProject));
Preferences projectNode = rootNode.node(ProjectScope.SCOPE).node(project.getName()).node(PEXAnalysisPlugin.VALIDATORS_PREFERENCES_NODE_ID);
projectNode.putBoolean(PreferenceConstants.ENABLED, true);