public void testMethodParameterNameDiscoveryWithArgs() throws NoSuchMethodException {
Method setName = TestBean.class.getMethod("setName", new Class[] {String.class});
String[] names = discoverer.getParameterNames(setName);
assertNotNull("should find method info", names);
assertEquals("one argument", 1, names.length);
assertEquals("name", names[0]);
}
public void testOverloadedStaticMethodInInnerClass() throws Exception {
Class clazz = InnerClass.class;
Method m1 = clazz.getMethod("staticMethod", new Class[] {Long.TYPE});
String[] names = discoverer.getParameterNames(m1);
assertNotNull("should find method info", names);
assertEquals("one argument", 1, names.length);
assertEquals("x", names[0]);
Method m2 = clazz.getMethod("staticMethod", new Class[] {Long.TYPE, Long.TYPE});
names = discoverer.getParameterNames(m2);
assertNotNull("should find method info", names);
assertEquals("two arguments", 2, names.length);
assertEquals("x", names[0]);
assertEquals("y", names[1]);
}
public void testConsParameterNameDiscoveryArgs() throws NoSuchMethodException {
Constructor twoArgCons = TestBean.class.getConstructor(new Class[] {String.class, int.class});
String[] names = discoverer.getParameterNames(twoArgCons);
assertNotNull("should find cons info", names);
assertEquals("one argument", 2, names.length);
assertEquals("name", names[0]);
assertEquals("age", names[1]);
}
public void testOverloadedMethod() throws Exception {
Class clazz = this.getClass();
Method m1 = clazz.getMethod("instanceMethod", new Class[] {Double.TYPE, Double.TYPE});
String[] names = discoverer.getParameterNames(m1);
assertNotNull("should find method info", names);
assertEquals("two arguments", 2, names.length);
assertEquals("x", names[0]);
assertEquals("y", names[1]);
Method m2 =
clazz.getMethod("instanceMethod", new Class[] {Double.TYPE, Double.TYPE, Double.TYPE});
names = discoverer.getParameterNames(m2);
assertNotNull("should find method info", names);
assertEquals("three arguments", 3, names.length);
assertEquals("x", names[0]);
assertEquals("y", names[1]);
assertEquals("z", names[2]);
}
public void testStaticMethodParameterNameDiscoveryNoArgs() throws NoSuchMethodException {
Method m = getClass().getMethod("staticMethodNoLocalVars", new Class[0]);
String[] names = discoverer.getParameterNames(m);
assertNotNull("should find method info", names);
assertEquals("no argument names", 0, names.length);
}
public void testConsParameterNameDiscoveryNoArgs() throws NoSuchMethodException {
Constructor noArgsCons = TestBean.class.getConstructor(new Class[0]);
String[] names = discoverer.getParameterNames(noArgsCons);
assertNotNull("should find cons info", names);
assertEquals("no argument names", 0, names.length);
}
public void testMethodParameterNameDiscoveryNoArgs() throws NoSuchMethodException {
Method getName = TestBean.class.getMethod("getName", new Class[0]);
String[] names = discoverer.getParameterNames(getName);
assertNotNull("should find method info", names);
assertEquals("no argument names", 0, names.length);
}
