Source code
Revision control
Copy as Markdown
Other Tools
#![allow(
// clippy is broken and shows wrong warnings
// clippy on stable does not know yet about the lint name
unknown_lints,
clippy::derive_partial_eq_without_eq,
)]
extern crate alloc;
mod utils;
use crate::utils::is_equal;
use alloc::collections::BTreeMap;
use core::iter::FromIterator;
use expect_test::expect;
use serde::{Deserialize, Serialize};
use serde_with::with_prefix;
use std::collections::HashMap;
#[test]
fn test_flatten_with_prefix() {
#[derive(Serialize, Deserialize, PartialEq, Debug)]
struct Match {
#[serde(flatten, with = "prefix_player1")]
player1: Player,
#[serde(flatten, with = "prefix_player2")]
player2: Option<Player>,
#[serde(flatten, with = "prefix_player3")]
player3: Option<Player>,
#[serde(flatten, with = "prefix_tag")]
tags: HashMap<String, String>,
}
#[derive(Serialize, Deserialize, PartialEq, Debug)]
struct Player {
name: String,
votes: u64,
}
with_prefix!(prefix_player1 "player1_");
with_prefix!(prefix_player2 "player2_");
with_prefix!(prefix_player3 "player3_");
with_prefix!(prefix_tag "tag_");
let m = Match {
player1: Player {
name: "name1".to_owned(),
votes: 1,
},
player2: Some(Player {
name: "name2".to_owned(),
votes: 2,
}),
player3: None,
tags: HashMap::from_iter(vec![("t".to_owned(), "T".to_owned())]),
};
is_equal(
m,
expect![[r#"
{
"player1_name": "name1",
"player1_votes": 1,
"player2_name": "name2",
"player2_votes": 2,
"tag_t": "T"
}"#]],
);
}
#[test]
fn test_plain_with_prefix() {
#[derive(Serialize, Deserialize, PartialEq, Debug)]
struct Match {
#[serde(with = "prefix_player1")]
player1: Player,
#[serde(with = "prefix_player2")]
player2: Option<Player>,
#[serde(with = "prefix_player3")]
player3: Option<Player>,
#[serde(with = "prefix_tag")]
tags: HashMap<String, String>,
}
#[derive(Serialize, Deserialize, PartialEq, Debug)]
struct Player {
name: String,
votes: u64,
}
with_prefix!(prefix_player1 "player1_");
with_prefix!(prefix_player2 "player2_");
with_prefix!(prefix_player3 "player3_");
with_prefix!(prefix_tag "tag_");
let m = Match {
player1: Player {
name: "name1".to_owned(),
votes: 1,
},
player2: Some(Player {
name: "name2".to_owned(),
votes: 2,
}),
player3: None,
tags: HashMap::from_iter(vec![("t".to_owned(), "T".to_owned())]),
};
is_equal(
m,
expect![[r#"
{
"player1": {
"player1_name": "name1",
"player1_votes": 1
},
"player2": {
"player2_name": "name2",
"player2_votes": 2
},
"player3": null,
"tags": {
"tag_t": "T"
}
}"#]],
);
}
/// Ensure that with_prefix works for unit type enum variants.
#[test]
fn test_enum_unit_variant_with_prefix() {
#[derive(Hash, PartialEq, Eq, Debug, Serialize, Deserialize, Ord, PartialOrd)]
enum Foo {
One,
Two,
Three,
}
#[derive(Hash, PartialEq, Eq, Debug, Serialize, Deserialize, Ord, PartialOrd)]
struct Data {
stuff: String,
#[serde(flatten, with = "foo")]
foo: BTreeMap<Foo, i32>,
}
with_prefix!(foo "foo_");
let d = Data {
stuff: "Stuff".to_owned(),
foo: BTreeMap::from_iter(vec![(Foo::One, 1), (Foo::Two, 2), (Foo::Three, 3)]),
};
is_equal(
d,
expect![[r#"
{
"stuff": "Stuff",
"foo_One": 1,
"foo_Two": 2,
"foo_Three": 3
}"#]],
);
}