use pointer args

Author: danieleades

src/read/decoder_tests.rs

@@ -291,7 +291,7 @@ fn reports_invalid_byte_correctly() {
 fn consume_with_short_reads_and_validate<R: Read>(
     rng: &mut rand::rngs::ThreadRng,
     expected_bytes: &[u8],
-    decoded: &mut Vec<u8>,
+    decoded: &mut [u8],
     short_reader: &mut R,
 ) {
     let mut total_read = 0_usize;
@@ -305,7 +305,7 @@ fn consume_with_short_reads_and_validate<R: Read>(
         if total_read == expected_bytes.len() {
             assert_eq!(expected_bytes, &decoded[..total_read]);
             // should be done
-            assert_eq!(0, short_reader.read(&mut decoded[..]).unwrap());
+            assert_eq!(0, short_reader.read(&mut *decoded).unwrap());
             // didn't write anything
             assert_eq!(expected_bytes, &decoded[..total_read]);