Update ArrayList_tests.cpp

example/ArrayList_tests.cpp

@@ -41,7 +41,7 @@ NB: The ArrayList code has bugs, so the tests will fail first on purpose!
 /*
  * constructor test 0 - make sure no fatal errors/memory leaks in the default constructor
  */
-void constructor_0(){
+void constructor_0() {
   ArrayList list = ArrayList();
 }
 
@@ -49,7 +49,7 @@ void constructor_0(){
  * constructor test 1 - make sure no items exist in the list upon construction
  * note: given the provided code, this test should fail. 
  */
-void constructor_1(){
+void constructor_1() {
   ArrayList list = ArrayList();
   assert(list.numitems() == 0);
 }
@@ -58,7 +58,7 @@ void constructor_1(){
  * destructor test (destructor called implicitly)
  * make sure no fatal errors/memory leaks in the destructor (based on default constructor)
  */
-void destructor(){
+void destructor() {
   ArrayList list = ArrayList();  
 }