more performance optimizations for 51

lib/primes/src/lib.rs

@@ -12,7 +12,7 @@ use num::ToPrimitive;
 
 #[derive(Clone)]
 pub struct Primes<T> {
-    vector: Vec<T>,
+    pub vector: Vec<T>,
     set: HashSet<T>,
 }
 
@@ -157,14 +157,20 @@ mod test {
 
     #[ignore]
     #[test]
-    fn test_performance() {
+    fn test_performance_1() {
+        let _ = Primes::get_between(100_000, 999_999);
+    }
+
+    #[ignore]
+    #[test]
+    fn test_performance_2() {
         let primes = Primes::get_between(2, 10_000_000);
         assert_eq!(primes.len(), 664_579);
     }
 
     #[ignore]
     #[test]
-    fn test_performance_2() {
+    fn test_performance_3() {
         let primes = Primes::get_between(2, 1_000_000_000);
         assert_eq!(primes.len(), 50_847_534);
     }