1 files changed, 30 insertions, 0 deletions
diff --git a/tests/test_serialize.rs b/tests/test_serialize.rs
index e4e70ee..91c4d1a 100644
--- a/tests/test_serialize.rs
+++ b/tests/test_serialize.rs
@@ -1,3 +1,5 @@
+#[macro_use]
+extern crate serde_derive;
 extern crate serde_urlencoded;
 
 #[test]
@@ -32,3 +34,31 @@ fn serialize_map_bool() {
     assert_eq!(serde_urlencoded::to_string(params),
                Ok("one=true&two=false".to_owned()));
 }
+
+#[derive(Serialize, Deserialize)]
+struct A { b: B, c: C }
+#[derive(Serialize, Deserialize)]
+struct B { b1: u8, b2: String }
+#[derive(Serialize, Deserialize)]
+struct C { c1: String, c2: u8 }
+
+#[test]
+fn serialize_struct() {
+    let params = A {
+      b: B {
+        b1: 10,
+        b2: "Ten".to_owned()
+      },
+      c: C {
+        c1: "Seven".to_owned(),
+        c2: 7
+      }
+    };
+
+    assert_eq!(serde_urlencoded::to_string(&params),
+      Ok(urlencode("b[b1]=10&b[b2]=Ten&c[c1]=Seven&c[c2]=7")));
+}
+
+fn urlencode(input: &str) -> String {
+  str::replace(&str::replace(input, "[", "%5B"), "]", "%5D")
+}