minor: fix clippy (#224)

Author: isabelatkinson

serde-tests/test.rs

@@ -79,7 +79,7 @@ fn smoke() {
     }
 
     let v = Foo { a: 2 };
-    assert_eq!(serialize!(v), bdoc! {"a" => (2 as i64)});
+    assert_eq!(serialize!(v), bdoc! {"a" => (2_i64)});
     assert_eq!(v, deserialize!(serialize!(v)));
 }
 
@@ -91,11 +91,11 @@ fn smoke_under() {
     }
 
     let v = Foo { a_b: 2 };
-    assert_eq!(serialize!(v), bdoc! { "a_b" => (2 as i64) });
+    assert_eq!(serialize!(v), bdoc! { "a_b" => (2_i64) });
     assert_eq!(v, deserialize!(serialize!(v)));
 
     let mut m = BTreeMap::new();
-    m.insert("a_b".to_string(), 2 as i64);
+    m.insert("a_b".to_string(), 2_i64);
     assert_eq!(v, deserialize!(serialize!(m)));
 }
 
@@ -120,7 +120,7 @@ fn nested() {
     assert_eq!(
         serialize!(v),
         bdoc! {
-            "a" => (2 as i64),
+            "a" => (2_i64),
             "b" => {
                 "a" => "test"
             }

src/de/mod.rs

@@ -212,7 +212,7 @@ pub(crate) fn deserialize_bson_kvp<R: Read + ?Sized>(
         Some(ElementType::Array) => deserialize_array(reader, utf8_lossy).map(Bson::Array)?,
         Some(ElementType::Binary) => {
             let mut len = read_i32(reader)?;
-            if len < 0 || len > MAX_BSON_SIZE {
+            if !(0..=MAX_BSON_SIZE).contains(&len) {
                 return Err(Error::invalid_length(
                     len as usize,
                     &format!("binary length must be between 0 and {}", MAX_BSON_SIZE).as_str(),

src/tests/modules/oid.rs

@@ -27,6 +27,7 @@ fn byte_string_oid() {
 }
 
 #[test]
+#[allow(clippy::eq_op)]
 fn oid_equals() {
     let _guard = LOCK.run_concurrently();
     let oid = ObjectId::new();