fix: all uses of hash_to_field in other crates

Author: carloskiki

k256/src/arithmetic/hash2curve.rs

@@ -353,12 +353,12 @@ mod tests {
 
         for test_vector in TEST_VECTORS {
             // in parts
-            let mut u = [FieldElement::default(), FieldElement::default()];
-            hash2curve::hash_to_field::<
+            let u = hash2curve::hash_to_field::<
+                2,
                 ExpandMsgXmd<Sha256>,
                 <Secp256k1 as GroupDigest>::K,
                 FieldElement,
-            >(&[test_vector.msg], &[DST], &mut u)
+            >(&[test_vector.msg], &[DST])
             .unwrap();
             assert_eq!(u[0].to_bytes().as_slice(), test_vector.u_0);
             assert_eq!(u[1].to_bytes().as_slice(), test_vector.u_1);

p256/src/arithmetic/hash2curve.rs

@@ -204,12 +204,12 @@ mod tests {
 
         for test_vector in TEST_VECTORS {
             // in parts
-            let mut u = [FieldElement::default(), FieldElement::default()];
-            hash2curve::hash_to_field::<
+            let u = hash2curve::hash_to_field::<
+                2,
                 ExpandMsgXmd<Sha256>,
                 <NistP256 as GroupDigest>::K,
                 FieldElement,
-            >(&[test_vector.msg], &[DST], &mut u)
+            >(&[test_vector.msg], &[DST])
             .unwrap();
 
             /// Assert that the provided projective point matches the given test vector.

p384/src/arithmetic/hash2curve.rs

@@ -209,12 +209,12 @@ mod tests {
 
         for test_vector in TEST_VECTORS {
             // in parts
-            let mut u = [FieldElement::default(), FieldElement::default()];
-            hash2curve::hash_to_field::<
+            let u = hash2curve::hash_to_field::<
+                2,
                 ExpandMsgXmd<Sha384>,
                 <NistP384 as GroupDigest>::K,
                 FieldElement,
-            >(&[test_vector.msg], &[DST], &mut u)
+            >(&[test_vector.msg], &[DST])
             .unwrap();
 
             /// Assert that the provided projective point matches the given test vector.

p521/src/arithmetic/hash2curve.rs

@@ -212,12 +212,12 @@ mod tests {
 
         for test_vector in TEST_VECTORS {
             // in parts
-            let mut u = [FieldElement::default(), FieldElement::default()];
-            hash2curve::hash_to_field::<
+            let u = hash2curve::hash_to_field::<
+                2,
                 ExpandMsgXmd<Sha512>,
                 <NistP521 as GroupDigest>::K,
                 FieldElement,
-            >(&[test_vector.msg], &[DST], &mut u)
+            >(&[test_vector.msg], &[DST])
             .unwrap();
 
             /// Assert that the provided projective point matches the given test vector.