@Test
public void testClassWrapper() throws Exception {
Calc calc = new CalcImpl();
WrapperProxetta proxetta =
WrapperProxetta.withAspects(
new ProxyAspect(
StatCounterAdvice.class,
new ProxyPointcutSupport() {
public boolean apply(MethodInfo methodInfo) {
return !isRootMethod(methodInfo) && isPublic(methodInfo);
}
}));
// proxetta.setDebugFolder("d:\\");
// wrapper over CLASS
// resulting object has ALL interfaces
// resulting object wraps ALL target class methods
WrapperProxettaBuilder builder = proxetta.builder(calc.getClass());
Class calc2Class = builder.define();
Object object = calc2Class.newInstance();
assertTrue(object instanceof Calc);
assertEquals(CalcImpl.class, ProxettaUtil.getTargetClass(object.getClass()));
assertEquals(1, calc2Class.getInterfaces().length);
builder.injectTargetIntoWrapper(calc, object);
assertEquals(1, StatCounter.counter); // counter in static block !!!
Method method = calc2Class.getMethod("hello");
assertNotNull(method);
method.invoke(object);
assertEquals(2, StatCounter.counter);
method = calc2Class.getMethod("calculate", int.class, int.class);
assertNotNull(method);
Integer result = (Integer) method.invoke(object, 3, 7);
assertEquals(10, result.intValue());
assertEquals(3, StatCounter.counter);
assertNotNull(calc2Class.getMethod("customMethod"));
}
@Test
public void testPartialMethodsWrapped() throws Exception {
Calc calc = new CalcSuperImpl();
WrapperProxetta proxetta =
WrapperProxetta.withAspects(
new ProxyAspect(
StatCounterAdvice.class,
new ProxyPointcutSupport() {
public boolean apply(MethodInfo methodInfo) {
return isPublic(methodInfo)
&& (methodInfo.getMethodName().equals("hello")
|| methodInfo.getMethodName().equals("ola"));
}
}));
// proxetta.setDebugFolder("d:\\");
WrapperProxettaBuilder builder = proxetta.builder(CalcSuper.class);
Class<CalcSuper> calc2Class = builder.define();
CalcSuper calc2 = calc2Class.newInstance();
builder.injectTargetIntoWrapper(calc, calc2);
assertEquals(1, StatCounter.counter); // counter in static block !!!
calc2.hello();
assertEquals(2, StatCounter.counter);
assertEquals(10, calc2.calculate(3, 7));
assertEquals(2, StatCounter.counter); // counter not called in calculate!
calc2.ola();
assertEquals(3, StatCounter.counter);
calc2.superhi();
calc2.maybe(4, 5);
calc2.calculate(4, 5);
assertEquals(3, StatCounter.counter);
}
@Test
public void testInterfaceWrapper() throws Exception {
Calc calc = new CalcImpl();
WrapperProxetta proxetta =
WrapperProxetta.withAspects(
new ProxyAspect(
StatCounterAdvice.class,
new ProxyPointcutSupport() {
public boolean apply(MethodInfo methodInfo) {
return isTopLevelMethod(methodInfo) && isPublic(methodInfo);
}
}));
// proxetta.setDebugFolder("d:\\");
// wrapper over INTERFACE
// resulting object has ONE interface
// only interface methods are wrapped
WrapperProxettaBuilder builder = proxetta.builder(Calc.class, ".CalcImpl3");
Class<Calc> calc2Class = builder.define();
Calc calc2 = calc2Class.newInstance();
builder.injectTargetIntoWrapper(calc, calc2);
assertEquals(1, StatCounter.counter); // counter in static block !!!
calc2.hello();
assertEquals(2, StatCounter.counter);
assertEquals(10, calc2.calculate(3, 7));
assertEquals(3, StatCounter.counter);
try {
calc2Class.getMethod("customMethod");
fail();
} catch (Exception ex) {
}
}
@Test
public void testClassWrapperCastToInterface() throws Exception {
Calc calc = new CalcImpl();
WrapperProxetta proxetta =
WrapperProxetta.withAspects(
new ProxyAspect(
StatCounterAdvice.class,
new ProxyPointcutSupport() {
public boolean apply(MethodInfo methodInfo) {
return !isRootMethod(methodInfo) && isPublic(methodInfo);
}
}));
// proxetta.setDebugFolder("d:\\");
// wrapper over CLASS casted to interface,
// resulting object has ONE interface
// ALL target methods are wrapped
WrapperProxettaBuilder builder = proxetta.builder(calc.getClass(), Calc.class, ".CalcImpl2");
Class<Calc> calc2Class = builder.define();
Calc calc2 = calc2Class.newInstance();
builder.injectTargetIntoWrapper(calc, calc2);
assertEquals(1, StatCounter.counter); // counter in static block !!!
calc2.hello();
assertEquals(2, StatCounter.counter);
assertEquals(10, calc2.calculate(3, 7));
assertEquals(3, StatCounter.counter);
assertNotNull(calc2Class.getMethod("customMethod"));
}