Add various insecure_rand wrappers for tests

src/test/test_bitcoin.h

@@ -28,10 +28,12 @@ static inline void seed_insecure_rand(bool fDeterministic = false)
     insecure_rand_ctx = FastRandomContext(insecure_rand_seed);
 }
 
-static inline uint32_t insecure_rand(void)
-{
-    return insecure_rand_ctx.rand32();
-}
+static inline uint32_t insecure_rand() { return insecure_rand_ctx.rand32(); }
+static inline uint256 insecure_rand256() { return insecure_rand_ctx.rand256(); }
+static inline uint64_t insecure_randbits(int bits) { return insecure_rand_ctx.randbits(bits); }
+static inline uint64_t insecure_randrange(uint64_t range) { return insecure_rand_ctx.randrange(range); }
+static inline bool insecure_randbool() { return insecure_rand_ctx.randbool(); }
+static inline std::vector<unsigned char> insecure_randbytes(size_t len) { return insecure_rand_ctx.randbytes(len); }
 
 /** Basic testing setup.
  * This just configures logging and chain parameters.