tracks/rust/exercises/grade-school/tests/grade-school.rs in trackler-2.2.1.113 vs tracks/rust/exercises/grade-school/tests/grade-school.rs in trackler-2.2.1.114

@@ -1,8 +1,8 @@
 extern crate grade_school as school;
 
-fn some_strings(v: Vec<&str>) -> Option<Vec<String>> {
+fn some_strings(v: &[&str]) -> Option<Vec<String>> {
     Some(v.iter().map(|s| s.to_string()).collect())
 }
 
 #[test]
 fn test_grades_for_empty_school() {
@@ -57,31 +57,31 @@
 #[ignore]
 fn test_grade_for_one_student() {
     let mut s = school::School::new();
     s.add(2, "Aimee");
     assert_eq!(s.grade(2),
-                some_strings(vec!["Aimee"]));
+                some_strings(&["Aimee"]));
 }
 
 #[test]
 #[ignore]
 fn test_grade_returns_students_sorted_by_name() {
     let mut s = school::School::new();
     s.add(2, "James");
     s.add(2, "Blair");
     s.add(2, "Paul");
     assert_eq!(s.grade(2),
-               some_strings(vec!["Blair", "James", "Paul"]));
+               some_strings(&["Blair", "James", "Paul"]));
 }
 
 #[test]
 #[ignore]
 fn test_add_students_to_different_grades() {
     let mut s = school::School::new();
     s.add(3, "Chelsea");
     s.add(7, "Logan");
     assert_eq!(s.grades(), vec!(3, 7));
     assert_eq!(s.grade(3),
-               some_strings(vec!["Chelsea"]));
+               some_strings(&["Chelsea"]));
     assert_eq!(s.grade(7),
-               some_strings(vec!["Logan"]));
+               some_strings(&["Logan"]));
 }