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|
#[macro_use]
extern crate serde_derive;
extern crate serde_qs as qs;
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
struct Address {
city: String,
street: String,
postcode: String,
}
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
struct QueryParams {
id: u8,
name: String,
phone: u32,
address: Address,
user_ids: Vec<u8>,
}
#[test]
fn serialize_struct() {
let params = QueryParams {
id: 42,
name: "Acme".to_string(),
phone: 12345,
address: Address {
city: "Carrot City".to_string(),
street: "Special-Street* No. 11".to_string(),
postcode: "12345".to_string(),
},
user_ids: vec![1, 2, 3, 4],
};
assert_eq!(
qs::to_string(¶ms).unwrap(),
"\
id=42&name=Acme&phone=12345&address[city]=Carrot+City&\
address[street]=Special-Street*+No.+11&\
address[postcode]=12345&user_ids[0]=1&user_ids[1]=2&\
user_ids[2]=3&user_ids[3]=4"
);
}
#[test]
fn serialize_option() {
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Query {
vec: Option<Vec<u8>>,
}
let params = "";
let query = Query { vec: None };
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
let params = "vec[0]=1&vec[1]=2";
let query = Query {
vec: Some(vec![1, 2]),
};
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
}
#[test]
fn serialize_enum() {
#[derive(Debug, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "lowercase")]
enum TestEnum {
A,
B(bool),
C { x: u8, y: u8 },
D(u8, u8),
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Query {
e: TestEnum,
}
let params = "e=a";
let query = Query { e: TestEnum::A };
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
let params = "e[b]=true";
let query = Query {
e: TestEnum::B(true),
};
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
let params = "e[c][x]=2&e[c][y]=3";
let query = Query {
e: TestEnum::C { x: 2, y: 3 },
};
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
let params = "e[d][0]=128&e[d][1]=1";
let query = Query {
e: TestEnum::D(128, 1),
};
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
}
#[test]
fn serialize_flatten() {
#[derive(Deserialize, Serialize, Debug, PartialEq)]
struct Query {
a: u8,
#[serde(flatten)]
common: CommonParams,
}
#[derive(Deserialize, Serialize, Debug, PartialEq)]
struct CommonParams {
limit: u64,
offset: u64,
}
let params = "a=1&limit=100&offset=50";
let query = Query {
a: 1,
common: CommonParams {
limit: 100,
offset: 50,
},
};
let rec_params = qs::to_string(&query).unwrap();
assert_eq!(rec_params, params);
}
#[test]
fn serialize_map_with_unit_enum_keys() {
use std::collections::HashMap;
#[derive(Serialize, Eq, PartialEq, Hash)]
enum Operator {
Lt,
Gt,
}
#[derive(Serialize)]
struct Filter {
point: HashMap<Operator, u64>,
}
let mut map = HashMap::new();
map.insert(Operator::Gt, 123);
map.insert(Operator::Lt, 321);
let test = Filter { point: map };
let query = qs::to_string(&test).unwrap();
assert!(query == "point[Lt]=321&point[Gt]=123" || query == "point[Gt]=123&point[Lt]=321");
}
#[test]
fn serialize_bytes() {
struct Bytes(&'static [u8]);
#[derive(Serialize)]
struct Query {
bytes: Bytes,
}
impl serde::Serialize for Bytes {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: serde::Serializer,
{
serializer.serialize_bytes(self.0)
}
}
let bytes = Bytes(b"hello, world!");
let s = qs::to_string(&Query { bytes }).unwrap();
assert_eq!(s, "bytes=hello%2C+world%21");
}
#[test]
fn serialize_hashmap_keys() {
// Issue: https://github.com/samscott89/serde_qs/issues/45
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
struct HashParams {
attrs: std::collections::HashMap<String, String>,
}
let data = HashParams {
attrs: vec![
("key 1!".to_owned(), "val 1".to_owned()),
("key 2!".to_owned(), "val 2".to_owned()),
]
.into_iter()
.collect(),
};
let s = qs::to_string(&data).unwrap();
assert!(s == "attrs[key+1%21]=val+1&attrs[key+2%21]=val+2" || s == "attrs[key+2%21]=val+2&attrs[key+1%21]=val+1");
}
|
