core::rand - adding test for task_rng()

rust-lang · Oct 2, 2012 · 6c7459d · 6c7459d
1 parent c7354e6
commit 6c7459d
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/libcore/rand.rs b/src/libcore/rand.rs
@@ -487,6 +487,14 @@ pub mod tests {
         assert r.shuffle(~[]) == empty;
         assert r.shuffle(~[1, 1, 1]) == ~[1, 1, 1];
     }
+
+    #[test]
+    pub fn task_rng() {
+        let r = rand::task_rng();
+        r.gen_int();
+        assert r.shuffle(~[1, 1, 1]) == ~[1, 1, 1];
+        assert r.gen_uint_range(0u, 1u) == 0u;
+    }
 }