public void testPrivileged() throws Exception {
// setting up
String namespace_Priv = "previlege";
String namespace_UnPriv = "unprevilege";
String name1 = "one";
String name2 = "two";
String name3 = "three";
String name4 = "four";
Mockito.when(mci.isPrivilegedNamespace(namespace_Priv)).thenReturn(true);
Mockito.when(mci.isPrivilegedNamespace(namespace_UnPriv)).thenReturn(false);
// create empty stack, sanity check
InstanceStack iStack = new InstanceStack();
iStack.setConfigAdapter(mci);
assertFalse("stack should has topUnprivileged=null at the beginning", iStack.isUnprivileged());
// start pushing
TestInstance one = new TestInstance(namespace_Priv, name1);
iStack.pushInstance(one, one.getDescriptor());
assertFalse(
"topUnprivileged is still null after pushing in one previleged instance:instance1",
iStack.isUnprivileged());
TestInstance two = new TestInstance(namespace_UnPriv, name2);
iStack.pushInstance(two, two.getDescriptor());
assertTrue(
"topUnprivileged should become first unprivilege instance:instance2",
iStack.isUnprivileged());
TestInstance three = new TestInstance(namespace_Priv, name3);
iStack.pushInstance(three, three.getDescriptor());
assertTrue(
"topUnprivileged should remain unchanged after pushing in a new privilege instance:instance3",
iStack.isUnprivileged());
TestInstance four = new TestInstance(namespace_UnPriv, name4);
iStack.pushInstance(four, four.getDescriptor());
assertTrue(
"topUnprivileged should be unchanged after pushing in a new unprivilege instance:instance4",
iStack.isUnprivileged());
// start poping
iStack.popInstance(four);
assertTrue(
"topUnprivileged should be unchanged after poping out unprivilege instance:instance4",
iStack.isUnprivileged());
iStack.popInstance(three);
assertTrue(
"topUnprivileged should be unchanged after poping out privilege instance:instance3",
iStack.isUnprivileged());
iStack.popInstance(two);
assertFalse(
"topUnprivileged should become null after poping out first unprivilege instance:instance2",
iStack.isUnprivileged());
iStack.popInstance(one);
assertFalse(
"topUnprivileged should be unchanged(null) after poping out instance1",
iStack.isUnprivileged());
}
@Override
public void registerComponent(BaseComponent<?, ?> component) {
InstanceStack iStack = getInstanceStack();
if (iStack.isUnprivileged()) {
if (componentCount++ > MAX_COMPONENT_COUNT) {
//
// This is bad, try to give the poor user an idea of what happened.
//
Action tmp = getCurrentAction();
StringBuffer sb = new StringBuffer();
if (tmp != null) {
sb.append(tmp);
sb.append("(");
tmp.logParams(new SBKeyValueLogger(sb));
sb.append(")");
} else {
sb.append("request");
}
throw new SystemErrorException("Too many components for " + sb.toString());
}
}
iStack.registerComponent(component);
}
