Use asserts in array

tests/array/test_i32_array.c

@@ -86,7 +86,6 @@ TestFuncResult test_i32_array_append_capped(void) {
 
   array = wapp_i32_array(1);
   wapp_i32_array_append_capped(&array, &((i32){10}));
-  wapp_i32_array_append_capped(&array, &((i32){20}));
 
   result = result && array.count == 2;
 
@@ -105,10 +104,6 @@ TestFuncResult test_i32_array_extend_capped(void) {
 
   result = result && array1.count == 6;
 
-  wapp_i32_array_extend_capped(&array1, &array1);
-
-  result = result && array1.count == 6;
-
   return wapp_tester_result(result);
 }