public void testGetAllPackages() { // Set up final String leafPackage = "com.foo.bar"; // Invoke final Set<String> allPackages = TypeLocationServiceImpl.getAllPackages(leafPackage); // Check assertEquals(3, allPackages.size()); assertTrue(allPackages.contains("com")); assertTrue(allPackages.contains("com.foo")); assertTrue(allPackages.contains("com.foo.bar")); }