1 files changed, 123 insertions, 0 deletions
diff --git a/rust/vendor/num-bigint/tests/biguint_scalar.rs b/rust/vendor/num-bigint/tests/biguint_scalar.rs
new file mode 100644
index 0000000..7c34f7e
--- /dev/null
+++ b/rust/vendor/num-bigint/tests/biguint_scalar.rs
@@ -0,0 +1,123 @@
+use num_bigint::BigUint;
+use num_traits::{One, ToPrimitive, Zero};
+
+use std::panic::catch_unwind;
+
+mod consts;
+use crate::consts::*;
+
+#[macro_use]
+mod macros;
+
+#[test]
+fn test_scalar_add() {
+    fn check(x: &BigUint, y: &BigUint, z: &BigUint) {
+        let (x, y, z) = (x.clone(), y.clone(), z.clone());
+        assert_unsigned_scalar_op!(x + y == z);
+        assert_unsigned_scalar_assign_op!(x += y == z);
+    }
+
+    for elm in SUM_TRIPLES.iter() {
+        let (a_vec, b_vec, c_vec) = *elm;
+        let a = BigUint::from_slice(a_vec);
+        let b = BigUint::from_slice(b_vec);
+        let c = BigUint::from_slice(c_vec);
+
+        check(&a, &b, &c);
+        check(&b, &a, &c);
+    }
+}
+
+#[test]
+fn test_scalar_sub() {
+    fn check(x: &BigUint, y: &BigUint, z: &BigUint) {
+        let (x, y, z) = (x.clone(), y.clone(), z.clone());
+        assert_unsigned_scalar_op!(x - y == z);
+        assert_unsigned_scalar_assign_op!(x -= y == z);
+    }
+
+    for elm in SUM_TRIPLES.iter() {
+        let (a_vec, b_vec, c_vec) = *elm;
+        let a = BigUint::from_slice(a_vec);
+        let b = BigUint::from_slice(b_vec);
+        let c = BigUint::from_slice(c_vec);
+
+        check(&c, &a, &b);
+        check(&c, &b, &a);
+    }
+}
+
+#[test]
+fn test_scalar_mul() {
+    fn check(x: &BigUint, y: &BigUint, z: &BigUint) {
+        let (x, y, z) = (x.clone(), y.clone(), z.clone());
+        assert_unsigned_scalar_op!(x * y == z);
+        assert_unsigned_scalar_assign_op!(x *= y == z);
+    }
+
+    for elm in MUL_TRIPLES.iter() {
+        let (a_vec, b_vec, c_vec) = *elm;
+        let a = BigUint::from_slice(a_vec);
+        let b = BigUint::from_slice(b_vec);
+        let c = BigUint::from_slice(c_vec);
+
+        check(&a, &b, &c);
+        check(&b, &a, &c);
+    }
+}
+
+#[test]
+fn test_scalar_rem_noncommutative() {
+    assert_eq!(5u8 % BigUint::from(7u8), BigUint::from(5u8));
+    assert_eq!(BigUint::from(5u8) % 7u8, BigUint::from(5u8));
+}
+
+#[test]
+fn test_scalar_div_rem() {
+    fn check(x: &BigUint, y: &BigUint, z: &BigUint, r: &BigUint) {
+        let (x, y, z, r) = (x.clone(), y.clone(), z.clone(), r.clone());
+        assert_unsigned_scalar_op!(x / y == z);
+        assert_unsigned_scalar_op!(x % y == r);
+        assert_unsigned_scalar_assign_op!(x /= y == z);
+        assert_unsigned_scalar_assign_op!(x %= y == r);
+    }
+
+    for elm in MUL_TRIPLES.iter() {
+        let (a_vec, b_vec, c_vec) = *elm;
+        let a = BigUint::from_slice(a_vec);
+        let b = BigUint::from_slice(b_vec);
+        let c = BigUint::from_slice(c_vec);
+
+        if !a.is_zero() {
+            check(&c, &a, &b, &Zero::zero());
+        }
+
+        if !b.is_zero() {
+            check(&c, &b, &a, &Zero::zero());
+        }
+    }
+
+    for elm in DIV_REM_QUADRUPLES.iter() {
+        let (a_vec, b_vec, c_vec, d_vec) = *elm;
+        let a = BigUint::from_slice(a_vec);
+        let b = BigUint::from_slice(b_vec);
+        let c = BigUint::from_slice(c_vec);
+        let d = BigUint::from_slice(d_vec);
+
+        if !b.is_zero() {
+            check(&a, &b, &c, &d);
+            assert_unsigned_scalar_op!(a / b == c);
+            assert_unsigned_scalar_op!(a % b == d);
+            assert_unsigned_scalar_assign_op!(a /= b == c);
+            assert_unsigned_scalar_assign_op!(a %= b == d);
+        }
+    }
+}
+
+#[test]
+fn test_scalar_div_rem_zero() {
+    catch_unwind(|| BigUint::zero() / 0u32).unwrap_err();
+    catch_unwind(|| BigUint::zero() % 0u32).unwrap_err();
+    catch_unwind(|| BigUint::one() / 0u32).unwrap_err();
+    catch_unwind(|| BigUint::one() % 0u32).unwrap_err();
+}