Change test_rng import to ark-std

bls12_377/src/constraints/mod.rs

@@ -20,7 +20,7 @@
 //! let cs = ConstraintSystem::<Fq>::new_ref();
 //! // This rng is just for test purposes; do not use it
 //! // in real applications.
-//! let mut rng = ark_ff::test_rng();
+//! let mut rng = ark_std::test_rng();
 //!
 //! // Generate some random `Fq` elements.
 //! let a_native = Fq::rand(&mut rng);
@@ -67,7 +67,7 @@
 //! # use ark_bls12_377::{*, constraints::*};
 //!
 //! # let cs = ConstraintSystem::<Fq>::new_ref();
-//! # let mut rng = ark_ff::test_rng();
+//! # let mut rng = ark_std::test_rng();
 //!
 //! // Generate some random `G1` elements.
 //! let a_native = G1Projective::rand(&mut rng);
@@ -112,7 +112,7 @@
 //! # use ark_bls12_377::{*, constraints::*};
 //!
 //! # let cs = ConstraintSystem::<Fq>::new_ref();
-//! # let mut rng = ark_ff::test_rng();
+//! # let mut rng = ark_std::test_rng();
 //!
 //! // Generate random `G1` and `G2` elements.
 //! let a_native = G1Projective::rand(&mut rng);

bls12_377/src/curves/tests.rs

@@ -1,9 +1,10 @@
 #![allow(unused_imports)]
 use ark_ff::{
     fields::{Field, FpParameters, PrimeField, SquareRootField},
-    test_rng, One, Zero,
+    One, Zero,
 };
 use ark_serialize::CanonicalSerialize;
+use ark_std::test_rng;
 
 use ark_ec::{models::SWModelParameters, AffineCurve, PairingEngine, ProjectiveCurve};
 use core::ops::{AddAssign, MulAssign};

bls12_377/src/fields/tests.rs

@@ -4,9 +4,10 @@ use ark_ff::{
         fp6_3over2::Fp6Parameters, FftField, FftParameters, Field, Fp2Parameters, FpParameters,
         PrimeField, SquareRootField,
     },
-    test_rng, One, UniformRand, Zero,
+    One, UniformRand, Zero,
 };
 use ark_serialize::{buffer_bit_byte_size, CanonicalSerialize};
+use ark_std::test_rng;
 use core::{
     cmp::Ordering,
     ops::{AddAssign, MulAssign, SubAssign},