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- package javassist;
- import java.lang.reflect.Method;
-
- import junit.framework.TestCase;
-
- @SuppressWarnings({"rawtypes","unchecked"})
- public class SetterTest extends TestCase {
-
- ClassPool pool;
- Class<?> capability;
-
- public SetterTest(String name) {
- super(name);
- }
-
- protected void setUp() throws Exception {
- super.setUp();
- pool = ClassPool.getDefault();
- capability = Class.forName("DefineClassCapability");
- }
-
- /**
- * Tests a getter only on a field without a Modifier.
- *
- * @throws Exception
- */
- public void testFieldGetter() throws Exception {
- CtClass clazz = pool.makeClass("HasFieldGetter");
- clazz.setSuperclass(pool.get("java.lang.Object"));
- CtField field = new CtField(CtClass.booleanType, "broken", clazz);
- clazz.addField(field, "true");
- clazz.addMethod(CtNewMethod.getter("isBroken", field));
- Class _class = clazz.toClass(capability);
-
- Object object = _class.getConstructor().newInstance();
- check(_class, object, true);
- }
-
- /**
- * Tests a getter and a setter on a field without a Modifier.
- *
- * @throws Exception
- */
- public void testFieldGetterSetter() throws Exception {
- CtClass clazz = pool.makeClass("HasFieldGetterSetter");
- clazz.setSuperclass(pool.get("java.lang.Object"));
- CtField field = new CtField(CtClass.booleanType, "broken", clazz);
- clazz.addField(field, "true");
- clazz.addMethod(CtNewMethod.getter("isBroken", field));
- clazz.addMethod(CtNewMethod.setter("setBroken", field));
- Class _class = clazz.toClass(capability);
-
- Object object = _class.getConstructor().newInstance();
-
- set(_class, object, false);
- check(_class, object, false);
- }
-
- /**
- * Tests a getter only on a field with Modifier.STATIC.
- *
- * @throws Exception
- */
- public void testStaticFieldGetter() throws Exception {
- CtClass clazz = pool.makeClass("HasStaticFieldGetter");
- clazz.setSuperclass(pool.get("java.lang.Object"));
- CtField field = new CtField(CtClass.booleanType, "broken", clazz);
- field.setModifiers(Modifier.STATIC);
- clazz.addField(field, "true");
- clazz.addMethod(CtNewMethod.getter("isBroken", field));
- Class _class = clazz.toClass(capability);
-
- Object object = _class.getConstructor().newInstance();
- check(_class, object, true);
- }
-
- /**
- * Tests a getter and setter on a field with Modifier.STATIC.
- *
- * @throws Exception
- */
- public void testStaticFieldGetterSetter() throws Exception {
- CtClass clazz = pool.makeClass("HasStaticFieldGetterSetter");
- clazz.setSuperclass(pool.get("java.lang.Object"));
- CtField field = new CtField(CtClass.booleanType, "broken", clazz);
- field.setModifiers(Modifier.STATIC);
- clazz.addField(field, "true");
- clazz.addMethod(CtNewMethod.getter("isBroken", field));
- clazz.addMethod(CtNewMethod.setter("setBroken", field));
- Class _class = clazz.toClass(capability);
-
- Object object = _class.getConstructor().newInstance();
-
- set(_class, object, false);
- check(_class, object, false);
- }
-
- private void check(Class _class, Object object, boolean shouldBe)
- throws Exception
- {
- Method method = _class.getMethod("isBroken", new Class[] {});
- Boolean result = (Boolean) method.invoke(object, new Object[] {});
- assertEquals("boolean is wrong value",
- shouldBe, result.booleanValue());
- }
-
- private void set(Class _class, Object object, boolean willBe)
- throws Exception
- {
- Method method = _class.getMethod("setBroken",
- new Class[] {Boolean.TYPE});
- method.invoke(object, new Object[] { Boolean.valueOf(willBe)});
- }
- }
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