fix fuzz

Author: abr-egn

fuzz/.gitignore

@@ -2,3 +2,4 @@
 target
 corpus
 artifacts
+Cargo.lock

fuzz/Cargo.toml

@@ -10,6 +10,7 @@ cargo-fuzz = true
 
 [dependencies.bson]
 path = ".."
+features = ["serde"]
 
 [dependencies.libfuzzer-sys]
 version = "0.4.0"
@@ -32,12 +33,12 @@ name = "iterate"
 path = "fuzz_targets/iterate.rs"
 
 [[bin]]
-name = "raw_decode"
-path = "fuzz_targets/raw_decode.rs"
+name = "raw_deserialize"
+path = "fuzz_targets/raw_deserialize.rs"
 
 [[bin]]
-name = "raw_decode_utf8_lossy"
-path = "fuzz_targets/raw_decode_utf8_lossy.rs"
+name = "raw_deserialize_utf8_lossy"
+path = "fuzz_targets/raw_deserialize_utf8_lossy.rs"
 
 [[bin]]
 name = "type_markers"

fuzz/fuzz_targets/decode.rs

@@ -7,8 +7,8 @@ use bson::Document;
 use std::io::Cursor;
 
 fuzz_target!(|buf: &[u8]| {
-    if let Ok(doc) = Document::from_reader(&mut Cursor::new(&buf[..])) {
+    if let Ok(doc) = Document::decode_from_reader(&mut Cursor::new(&buf[..])) {
         let mut vec = Vec::with_capacity(buf.len());
-        let _ = doc.to_writer(&mut vec);
+        let _ = doc.encode_to_writer(&mut vec);
     }
 });

fuzz/fuzz_targets/iterate.rs

@@ -5,7 +5,7 @@ extern crate bson;
 use bson::RawDocument;
 
 fuzz_target!(|buf: &[u8]| {
-    if let Ok(doc) = RawDocument::from_bytes(buf) {
+    if let Ok(doc) = RawDocument::decode_from_bytes(buf) {
         for _ in doc {}
     }
 });

fuzz/fuzz_targets/raw_decode.rs

@@ -0,0 +1,11 @@
+#![no_main]
+#[macro_use]
+extern crate libfuzzer_sys;
+extern crate bson;
+use bson::Document;
+
+fuzz_target!(|buf: &[u8]| {
+    if let Ok(doc) = bson::deserialize_from_slice::<Document>(buf) {
+        let _ = bson::serialize_to_vec(&doc);
+    }
+});

fuzz/fuzz_targets/raw_decode_utf8_lossy.rs

@@ -0,0 +1,11 @@
+#![no_main]
+#[macro_use]
+extern crate libfuzzer_sys;
+extern crate bson;
+use bson::{serde_helpers::Utf8LossyDeserialization, Document};
+
+fuzz_target!(|buf: &[u8]| {
+    if let Ok(doc) = bson::deserialize_from_slice::<Utf8LossyDeserialization<Document>>(buf) {
+        let _ = bson::serialize_to_vec(&doc.0);
+    }
+});

fuzz/fuzz_targets/raw_deserialize.rs

@@ -6,7 +6,7 @@ use bson::{RawBsonRef, RawDocument};
 use std::convert::TryInto;
 
 fuzz_target!(|buf: &[u8]| {
-    if let Ok(doc) = RawDocument::from_bytes(buf) {
+    if let Ok(doc) = RawDocument::decode_from_bytes(buf) {
         for elem in doc.iter_elements().flatten() {
             // Convert to RawBsonRef and check string-related types
             if let Ok(bson) = elem.try_into() {

fuzz/fuzz_targets/raw_deserialize_utf8_lossy.rs

@@ -6,7 +6,7 @@ use bson::{RawBsonRef, RawDocument};
 use std::convert::TryInto;
 
 fuzz_target!(|buf: &[u8]| {
-    if let Ok(doc) = RawDocument::from_bytes(buf) {
+    if let Ok(doc) = RawDocument::decode_from_bytes(buf) {
         for elem in doc.iter_elements().flatten() {
             let _: Result<RawBsonRef, _> = elem.try_into();
         }