Verifies that TestCases with no public constructor are not loaded.
Relies on fixture classes in android.test.suitebuilder.examples.constructor
mGrouping.addPackagesRecursive("android.test.suitebuilder.examples.constructor");
List<TestMethod> tests = mGrouping.getTests();
// only the PublicConstructorTest's test method should be present
assertEquals(1, tests.size());
assertEquals("testPublicConstructor", tests.get(0).getName());