ConstantRNG should implement UniformRandomBitGenerator

Summary: As per http://en.cppreference.com/w/cpp/concept/UniformRandomBitGenerator it was almost there, except that `min()` and `max()` need to be static members.

Reviewed By: yfeldblum

Differential Revision: D3507595

fbshipit-source-id: 5e0b321c477e37ab8a3487ad643caa83cc6cfc9d

diff --git a/folly/test/RandomTest.cpp b/folly/test/RandomTest.cpp
index 69447872efdd0b5e23166025c6b15fda56483941..984b3593de2b2762ff42a96a845df1d9d3089e33 100644 (file)
--- a/folly/test/RandomTest.cpp
+++ b/folly/test/RandomTest.cpp
@@ -55,10 +55,10 @@ TEST(Random, FixedSeed) {
       return 4; // chosen by fair dice roll.
                 // guaranteed to be random.
     }
-    result_type min() {
+    static result_type min() {
       return std::numeric_limits<result_type>::min();
     }
-    result_type max() {
+    static result_type max() {
       return std::numeric_limits<result_type>::max();
     }
   };