Fix clippy, bump version.

Cargo.toml

@@ -9,7 +9,7 @@ license = "MIT/Apache-2.0"
 name = "serde_qs"
 repository = "https://github.com/samscott89/serde_qs"
 readme = "README.md"
-version = "0.11.0"
+version = "0.12.0"
 rust-version = "1.36"
 
 [dependencies]

README.md

@@ -33,7 +33,7 @@ This crate works with Cargo and can be found on
 
 ```toml
 [dependencies]
-serde_qs = "0.11"
+serde_qs = "0.12"
 ```
 
 Minimum supported Rust version is 1.36.

tests/test_deserialize.rs

@@ -702,6 +702,10 @@ fn deserialize_map_with_int_keys() {
 
 #[test]
 fn deserialize_unit_types() {
+    // allow these clippy lints cause I like how explicit the test is
+    #![allow(clippy::let_unit_value)]
+    #![allow(clippy::unit_cmp)]
+
     #[derive(Debug, Deserialize, PartialEq)]
     struct A;
     #[derive(Debug, Deserialize, PartialEq)]
@@ -722,3 +726,19 @@ fn deserialize_unit_types() {
     let test: B = serde_qs::from_str("t=&a=test").unwrap();
     assert_eq!(test, B { t: (), a: "test" });
 }
+
+#[test]
+fn serialization_roundtrip() {
+    #[derive(Debug, PartialEq, Eq, serde::Serialize, serde::Deserialize)]
+    struct Data {
+        #[serde(default)]
+        values: Vec<String>,
+    }
+
+    let data = Data { values: Vec::new() };
+    let serialized = serde_qs::to_string(&data).unwrap();
+
+    dbg!(&serialized);
+    let deserialized = serde_qs::from_str::<Data>(&serialized).unwrap();
+    assert_eq!(deserialized, data);
+}

tests/test_serialize.rs

@@ -250,6 +250,8 @@ fn test_serializer_unit() {
     let mut writer = Vec::new();
     {
         let serializer = &mut qs::Serializer::new(&mut writer);
+        // allow this clippy lints cause I like how explicit the test is
+        #[allow(clippy::let_unit_value)]
         let q = ();
         q.serialize(serializer).unwrap();
     }