1084 lines
22 KiB
Rust
1084 lines
22 KiB
Rust
// Copyright 2017 Serde Developers
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
#[macro_use]
|
|
extern crate serde_derive;
|
|
|
|
extern crate serde_test;
|
|
use self::serde_test::{Token, assert_tokens, assert_ser_tokens, assert_de_tokens,
|
|
assert_de_tokens_error};
|
|
|
|
use std::collections::BTreeMap;
|
|
use std::marker::PhantomData;
|
|
|
|
// That tests that the derived Serialize implementation doesn't trigger
|
|
// any warning about `serializer` not being used, in case of empty enums.
|
|
#[derive(Serialize)]
|
|
#[allow(dead_code)]
|
|
#[deny(unused_variables)]
|
|
enum Void {}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
struct NamedUnit;
|
|
|
|
#[derive(Debug, PartialEq, Serialize)]
|
|
struct SerNamedTuple<'a, 'b, A: 'a, B: 'b, C>(&'a A, &'b mut B, C);
|
|
|
|
#[derive(Debug, PartialEq, Deserialize)]
|
|
struct DeNamedTuple<A, B, C>(A, B, C);
|
|
|
|
#[derive(Debug, PartialEq, Serialize)]
|
|
struct SerNamedMap<'a, 'b, A: 'a, B: 'b, C> {
|
|
a: &'a A,
|
|
b: &'b mut B,
|
|
c: C,
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Deserialize)]
|
|
struct DeNamedMap<A, B, C> {
|
|
a: A,
|
|
b: B,
|
|
c: C,
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize)]
|
|
enum SerEnum<'a, B: 'a, C: 'a, D>
|
|
where
|
|
D: 'a,
|
|
{
|
|
Unit,
|
|
Seq(i8, B, &'a C, &'a mut D),
|
|
Map { a: i8, b: B, c: &'a C, d: &'a mut D },
|
|
|
|
// Make sure we can support more than one variant.
|
|
_Unit2,
|
|
_Seq2(i8, B, &'a C, &'a mut D),
|
|
_Map2 { a: i8, b: B, c: &'a C, d: &'a mut D },
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
enum DeEnum<B, C, D> {
|
|
Unit,
|
|
Seq(i8, B, C, D),
|
|
Map { a: i8, b: B, c: C, d: D },
|
|
|
|
// Make sure we can support more than one variant.
|
|
_Unit2,
|
|
_Seq2(i8, B, C, D),
|
|
_Map2 { a: i8, b: B, c: C, d: D },
|
|
}
|
|
|
|
#[derive(Serialize)]
|
|
enum Lifetimes<'a> {
|
|
LifetimeSeq(&'a i32),
|
|
NoLifetimeSeq(i32),
|
|
LifetimeMap { a: &'a i32 },
|
|
NoLifetimeMap { a: i32 },
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
pub struct GenericStruct<T> {
|
|
x: T,
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
pub struct GenericNewTypeStruct<T>(T);
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
pub struct GenericTupleStruct<T, U>(T, U);
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
pub enum GenericEnum<T, U> {
|
|
Unit,
|
|
NewType(T),
|
|
Seq(T, U),
|
|
Map { x: T, y: U },
|
|
}
|
|
|
|
trait AssociatedType {
|
|
type X;
|
|
}
|
|
|
|
impl AssociatedType for i32 {
|
|
type X = i32;
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
struct DefaultTyParam<T: AssociatedType<X = i32> = i32> {
|
|
phantom: PhantomData<T>,
|
|
}
|
|
|
|
#[test]
|
|
fn test_named_unit() {
|
|
assert_tokens(&NamedUnit, &[Token::UnitStruct("NamedUnit")]);
|
|
}
|
|
|
|
#[test]
|
|
fn test_ser_named_tuple() {
|
|
let a = 5;
|
|
let mut b = 6;
|
|
let c = 7;
|
|
assert_ser_tokens(
|
|
&SerNamedTuple(&a, &mut b, c),
|
|
&[
|
|
Token::TupleStruct("SerNamedTuple", 3),
|
|
Token::I32(5),
|
|
Token::I32(6),
|
|
Token::I32(7),
|
|
Token::TupleStructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_de_named_tuple() {
|
|
assert_de_tokens(
|
|
&DeNamedTuple(5, 6, 7),
|
|
&[
|
|
Token::Seq(Some(3)),
|
|
Token::I32(5),
|
|
Token::I32(6),
|
|
Token::I32(7),
|
|
Token::SeqEnd,
|
|
],
|
|
);
|
|
|
|
assert_de_tokens(
|
|
&DeNamedTuple(5, 6, 7),
|
|
&[
|
|
Token::TupleStruct("DeNamedTuple", 3),
|
|
Token::I32(5),
|
|
Token::I32(6),
|
|
Token::I32(7),
|
|
Token::TupleStructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_ser_named_map() {
|
|
let a = 5;
|
|
let mut b = 6;
|
|
let c = 7;
|
|
|
|
assert_ser_tokens(
|
|
&SerNamedMap {
|
|
a: &a,
|
|
b: &mut b,
|
|
c: c,
|
|
},
|
|
&[
|
|
Token::Struct("SerNamedMap", 3),
|
|
|
|
Token::Str("a"),
|
|
Token::I32(5),
|
|
|
|
Token::Str("b"),
|
|
Token::I32(6),
|
|
|
|
Token::Str("c"),
|
|
Token::I32(7),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_de_named_map() {
|
|
assert_de_tokens(
|
|
&DeNamedMap { a: 5, b: 6, c: 7 },
|
|
&[
|
|
Token::Struct("DeNamedMap", 3),
|
|
|
|
Token::Str("a"),
|
|
Token::I32(5),
|
|
|
|
Token::Str("b"),
|
|
Token::I32(6),
|
|
|
|
Token::Str("c"),
|
|
Token::I32(7),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_ser_enum_unit() {
|
|
assert_ser_tokens(
|
|
&SerEnum::Unit::<u32, u32, u32>,
|
|
&[Token::UnitVariant("SerEnum", "Unit")],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_ser_enum_seq() {
|
|
let a = 1;
|
|
let b = 2;
|
|
let c = 3;
|
|
let mut d = 4;
|
|
|
|
assert_ser_tokens(
|
|
&SerEnum::Seq(a, b, &c, &mut d),
|
|
&[
|
|
Token::TupleVariant("SerEnum", "Seq", 4),
|
|
Token::I8(1),
|
|
Token::I32(2),
|
|
Token::I32(3),
|
|
Token::I32(4),
|
|
Token::TupleVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_ser_enum_map() {
|
|
let a = 1;
|
|
let b = 2;
|
|
let c = 3;
|
|
let mut d = 4;
|
|
|
|
assert_ser_tokens(
|
|
&SerEnum::Map {
|
|
a: a,
|
|
b: b,
|
|
c: &c,
|
|
d: &mut d,
|
|
},
|
|
&[
|
|
Token::StructVariant("SerEnum", "Map", 4),
|
|
|
|
Token::Str("a"),
|
|
Token::I8(1),
|
|
|
|
Token::Str("b"),
|
|
Token::I32(2),
|
|
|
|
Token::Str("c"),
|
|
Token::I32(3),
|
|
|
|
Token::Str("d"),
|
|
Token::I32(4),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_de_enum_unit() {
|
|
assert_tokens(
|
|
&DeEnum::Unit::<u32, u32, u32>,
|
|
&[Token::UnitVariant("DeEnum", "Unit")],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_de_enum_seq() {
|
|
let a = 1;
|
|
let b = 2;
|
|
let c = 3;
|
|
let d = 4;
|
|
|
|
assert_tokens(
|
|
&DeEnum::Seq(a, b, c, d),
|
|
&[
|
|
Token::TupleVariant("DeEnum", "Seq", 4),
|
|
Token::I8(1),
|
|
Token::I32(2),
|
|
Token::I32(3),
|
|
Token::I32(4),
|
|
Token::TupleVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_de_enum_map() {
|
|
let a = 1;
|
|
let b = 2;
|
|
let c = 3;
|
|
let d = 4;
|
|
|
|
assert_tokens(
|
|
&DeEnum::Map {
|
|
a: a,
|
|
b: b,
|
|
c: c,
|
|
d: d,
|
|
},
|
|
&[
|
|
Token::StructVariant("DeEnum", "Map", 4),
|
|
|
|
Token::Str("a"),
|
|
Token::I8(1),
|
|
|
|
Token::Str("b"),
|
|
Token::I32(2),
|
|
|
|
Token::Str("c"),
|
|
Token::I32(3),
|
|
|
|
Token::Str("d"),
|
|
Token::I32(4),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_lifetimes() {
|
|
let value = 5;
|
|
|
|
assert_ser_tokens(
|
|
&Lifetimes::LifetimeSeq(&value),
|
|
&[
|
|
Token::NewtypeVariant("Lifetimes", "LifetimeSeq"),
|
|
Token::I32(5),
|
|
],
|
|
);
|
|
|
|
assert_ser_tokens(
|
|
&Lifetimes::NoLifetimeSeq(5),
|
|
&[
|
|
Token::NewtypeVariant("Lifetimes", "NoLifetimeSeq"),
|
|
Token::I32(5),
|
|
],
|
|
);
|
|
|
|
assert_ser_tokens(
|
|
&Lifetimes::LifetimeMap { a: &value },
|
|
&[
|
|
Token::StructVariant("Lifetimes", "LifetimeMap", 1),
|
|
|
|
Token::Str("a"),
|
|
Token::I32(5),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
|
|
assert_ser_tokens(
|
|
&Lifetimes::NoLifetimeMap { a: 5 },
|
|
&[
|
|
Token::StructVariant("Lifetimes", "NoLifetimeMap", 1),
|
|
|
|
Token::Str("a"),
|
|
Token::I32(5),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_struct() {
|
|
assert_tokens(
|
|
&GenericStruct { x: 5u32 },
|
|
&[
|
|
Token::Struct("GenericStruct", 1),
|
|
|
|
Token::Str("x"),
|
|
Token::U32(5),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_newtype_struct() {
|
|
assert_tokens(
|
|
&GenericNewTypeStruct(5u32),
|
|
&[Token::NewtypeStruct("GenericNewTypeStruct"), Token::U32(5)],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_tuple_struct() {
|
|
assert_tokens(
|
|
&GenericTupleStruct(5u32, 6u32),
|
|
&[
|
|
Token::TupleStruct("GenericTupleStruct", 2),
|
|
Token::U32(5),
|
|
Token::U32(6),
|
|
Token::TupleStructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_enum_unit() {
|
|
assert_tokens(
|
|
&GenericEnum::Unit::<u32, u32>,
|
|
&[Token::UnitVariant("GenericEnum", "Unit")],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_enum_newtype() {
|
|
assert_tokens(
|
|
&GenericEnum::NewType::<u32, u32>(5),
|
|
&[
|
|
Token::NewtypeVariant("GenericEnum", "NewType"),
|
|
Token::U32(5),
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_enum_seq() {
|
|
assert_tokens(
|
|
&GenericEnum::Seq::<u32, u32>(5, 6),
|
|
&[
|
|
Token::TupleVariant("GenericEnum", "Seq", 2),
|
|
Token::U32(5),
|
|
Token::U32(6),
|
|
Token::TupleVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_generic_enum_map() {
|
|
assert_tokens(
|
|
&GenericEnum::Map::<u32, u32> { x: 5, y: 6 },
|
|
&[
|
|
Token::StructVariant("GenericEnum", "Map", 2),
|
|
|
|
Token::Str("x"),
|
|
Token::U32(5),
|
|
|
|
Token::Str("y"),
|
|
Token::U32(6),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_default_ty_param() {
|
|
assert_tokens(
|
|
&DefaultTyParam::<i32> { phantom: PhantomData },
|
|
&[
|
|
Token::Struct("DefaultTyParam", 1),
|
|
|
|
Token::Str("phantom"),
|
|
Token::UnitStruct("PhantomData"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_enum_state_field() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
enum SomeEnum {
|
|
Key { key: char, state: bool },
|
|
}
|
|
|
|
assert_tokens(
|
|
&SomeEnum::Key {
|
|
key: 'a',
|
|
state: true,
|
|
},
|
|
&[
|
|
Token::StructVariant("SomeEnum", "Key", 2),
|
|
|
|
Token::Str("key"),
|
|
Token::Char('a'),
|
|
|
|
Token::Str("state"),
|
|
Token::Bool(true),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_untagged_enum() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
#[serde(untagged)]
|
|
enum Untagged {
|
|
A { a: u8 },
|
|
B { b: u8 },
|
|
C,
|
|
D(u8),
|
|
E(String),
|
|
F(u8, u8),
|
|
}
|
|
|
|
assert_tokens(
|
|
&Untagged::A { a: 1 },
|
|
&[
|
|
Token::Struct("Untagged", 1),
|
|
|
|
Token::Str("a"),
|
|
Token::U8(1),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Untagged::B { b: 2 },
|
|
&[
|
|
Token::Struct("Untagged", 1),
|
|
|
|
Token::Str("b"),
|
|
Token::U8(2),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(&Untagged::C, &[Token::Unit]);
|
|
|
|
assert_tokens(&Untagged::D(4), &[Token::U8(4)]);
|
|
assert_tokens(&Untagged::E("e".to_owned()), &[Token::Str("e")]);
|
|
|
|
assert_tokens(
|
|
&Untagged::F(1, 2),
|
|
&[Token::Tuple(2), Token::U8(1), Token::U8(2), Token::TupleEnd],
|
|
);
|
|
|
|
assert_de_tokens_error::<Untagged>(
|
|
&[Token::None],
|
|
"data did not match any variant of untagged enum Untagged",
|
|
);
|
|
|
|
assert_de_tokens_error::<Untagged>(
|
|
&[Token::Tuple(1), Token::U8(1), Token::TupleEnd],
|
|
"data did not match any variant of untagged enum Untagged",
|
|
);
|
|
|
|
assert_de_tokens_error::<Untagged>(
|
|
&[
|
|
Token::Tuple(3),
|
|
Token::U8(1),
|
|
Token::U8(2),
|
|
Token::U8(3),
|
|
Token::TupleEnd,
|
|
],
|
|
"data did not match any variant of untagged enum Untagged",
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_internally_tagged_enum() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
struct Newtype(BTreeMap<String, String>);
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
struct Struct {
|
|
f: u8,
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
#[serde(tag = "type")]
|
|
enum InternallyTagged {
|
|
A { a: u8 },
|
|
B { b: u8 },
|
|
C,
|
|
D(BTreeMap<String, String>),
|
|
E(Newtype),
|
|
F(Struct),
|
|
}
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::A { a: 1 },
|
|
&[
|
|
Token::Struct("InternallyTagged", 2),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("A"),
|
|
|
|
Token::Str("a"),
|
|
Token::U8(1),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::B { b: 2 },
|
|
&[
|
|
Token::Struct("InternallyTagged", 2),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("B"),
|
|
|
|
Token::Str("b"),
|
|
Token::U8(2),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::C,
|
|
&[
|
|
Token::Struct("InternallyTagged", 1),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("C"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::D(BTreeMap::new()),
|
|
&[
|
|
Token::Map(Some(1)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("D"),
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::E(Newtype(BTreeMap::new())),
|
|
&[
|
|
Token::Map(Some(1)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("E"),
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&InternallyTagged::F(Struct { f: 6 }),
|
|
&[
|
|
Token::Struct("Struct", 2),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("F"),
|
|
|
|
Token::Str("f"),
|
|
Token::U8(6),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
assert_de_tokens_error::<InternallyTagged>(
|
|
&[Token::Map(Some(0)), Token::MapEnd],
|
|
"missing field `type`",
|
|
);
|
|
|
|
assert_de_tokens_error::<InternallyTagged>(
|
|
&[
|
|
Token::Map(Some(1)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("Z"),
|
|
|
|
Token::MapEnd,
|
|
],
|
|
"unknown variant `Z`, expected one of `A`, `B`, `C`, `D`, `E`, `F`",
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_adjacently_tagged_enum() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
#[serde(tag = "t", content = "c")]
|
|
enum AdjacentlyTagged<T> {
|
|
Unit,
|
|
Newtype(T),
|
|
Tuple(u8, u8),
|
|
Struct { f: u8 },
|
|
}
|
|
|
|
// unit with no content
|
|
assert_tokens(
|
|
&AdjacentlyTagged::Unit::<u8>,
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 1),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Unit"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// unit with tag first
|
|
assert_de_tokens(
|
|
&AdjacentlyTagged::Unit::<u8>,
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 1),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Unit"),
|
|
|
|
Token::Str("c"),
|
|
Token::Unit,
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// unit with content first
|
|
assert_de_tokens(
|
|
&AdjacentlyTagged::Unit::<u8>,
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 1),
|
|
|
|
Token::Str("c"),
|
|
Token::Unit,
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Unit"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// newtype with tag first
|
|
assert_tokens(
|
|
&AdjacentlyTagged::Newtype::<u8>(1),
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Newtype"),
|
|
|
|
Token::Str("c"),
|
|
Token::U8(1),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// newtype with content first
|
|
assert_de_tokens(
|
|
&AdjacentlyTagged::Newtype::<u8>(1),
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("c"),
|
|
Token::U8(1),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Newtype"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// tuple with tag first
|
|
assert_tokens(
|
|
&AdjacentlyTagged::Tuple::<u8>(1, 1),
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Tuple"),
|
|
|
|
Token::Str("c"),
|
|
Token::Tuple(2),
|
|
Token::U8(1),
|
|
Token::U8(1),
|
|
Token::TupleEnd,
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// tuple with content first
|
|
assert_de_tokens(
|
|
&AdjacentlyTagged::Tuple::<u8>(1, 1),
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("c"),
|
|
Token::Tuple(2),
|
|
Token::U8(1),
|
|
Token::U8(1),
|
|
Token::TupleEnd,
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Tuple"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// struct with tag first
|
|
assert_tokens(
|
|
&AdjacentlyTagged::Struct::<u8> { f: 1 },
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Struct"),
|
|
|
|
Token::Str("c"),
|
|
Token::Struct("Struct", 1),
|
|
Token::Str("f"),
|
|
Token::U8(1),
|
|
Token::StructEnd,
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
|
|
// struct with content first
|
|
assert_de_tokens(
|
|
&AdjacentlyTagged::Struct::<u8> { f: 1 },
|
|
&[
|
|
Token::Struct("AdjacentlyTagged", 2),
|
|
|
|
Token::Str("c"),
|
|
Token::Struct("Struct", 1),
|
|
Token::Str("f"),
|
|
Token::U8(1),
|
|
Token::StructEnd,
|
|
|
|
Token::Str("t"),
|
|
Token::Str("Struct"),
|
|
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_enum_in_internally_tagged_enum() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
#[serde(tag = "type")]
|
|
enum Outer {
|
|
Inner(Inner),
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
enum Inner {
|
|
Unit,
|
|
Newtype(u8),
|
|
Tuple(u8, u8),
|
|
Struct { f: u8 },
|
|
}
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Unit),
|
|
&[
|
|
Token::Map(Some(2)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("Inner"),
|
|
|
|
Token::Str("Unit"),
|
|
Token::Unit,
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Newtype(1)),
|
|
&[
|
|
Token::Map(Some(2)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("Inner"),
|
|
|
|
Token::Str("Newtype"),
|
|
Token::U8(1),
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Tuple(1, 1)),
|
|
&[
|
|
Token::Map(Some(2)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("Inner"),
|
|
|
|
Token::Str("Tuple"),
|
|
Token::TupleStruct("Tuple", 2),
|
|
Token::U8(1),
|
|
Token::U8(1),
|
|
Token::TupleStructEnd,
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Struct { f: 1 }),
|
|
&[
|
|
Token::Map(Some(2)),
|
|
|
|
Token::Str("type"),
|
|
Token::Str("Inner"),
|
|
|
|
Token::Str("Struct"),
|
|
Token::Struct("Struct", 1),
|
|
Token::Str("f"),
|
|
Token::U8(1),
|
|
Token::StructEnd,
|
|
|
|
Token::MapEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_enum_in_untagged_enum() {
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
#[serde(untagged)]
|
|
enum Outer {
|
|
Inner(Inner),
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Serialize, Deserialize)]
|
|
enum Inner {
|
|
Unit,
|
|
Newtype(u8),
|
|
Tuple(u8, u8),
|
|
Struct { f: u8 },
|
|
}
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Unit),
|
|
&[Token::UnitVariant("Inner", "Unit")],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Newtype(1)),
|
|
&[Token::NewtypeVariant("Inner", "Newtype"), Token::U8(1)],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Tuple(1, 1)),
|
|
&[
|
|
Token::TupleVariant("Inner", "Tuple", 2),
|
|
Token::U8(1),
|
|
Token::U8(1),
|
|
Token::TupleVariantEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&Outer::Inner(Inner::Struct { f: 1 }),
|
|
&[
|
|
Token::StructVariant("Inner", "Struct", 1),
|
|
|
|
Token::Str("f"),
|
|
Token::U8(1),
|
|
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_rename_all() {
|
|
#[derive(Serialize, Deserialize, Debug, PartialEq)]
|
|
#[serde(rename_all = "snake_case")]
|
|
enum E {
|
|
#[serde(rename_all = "camelCase")]
|
|
Serialize {
|
|
serialize: bool,
|
|
serialize_seq: bool,
|
|
},
|
|
#[serde(rename_all = "kebab-case")]
|
|
SerializeSeq {
|
|
serialize: bool,
|
|
serialize_seq: bool,
|
|
},
|
|
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
|
|
SerializeMap {
|
|
serialize: bool,
|
|
serialize_seq: bool,
|
|
},
|
|
}
|
|
|
|
#[derive(Serialize, Deserialize, Debug, PartialEq)]
|
|
#[serde(rename_all = "PascalCase")]
|
|
struct S {
|
|
serialize: bool,
|
|
serialize_seq: bool,
|
|
}
|
|
|
|
assert_tokens(
|
|
&E::Serialize {
|
|
serialize: true,
|
|
serialize_seq: true,
|
|
},
|
|
&[
|
|
Token::StructVariant("E", "serialize", 2),
|
|
Token::Str("serialize"),
|
|
Token::Bool(true),
|
|
Token::Str("serializeSeq"),
|
|
Token::Bool(true),
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&E::SerializeSeq {
|
|
serialize: true,
|
|
serialize_seq: true,
|
|
},
|
|
&[
|
|
Token::StructVariant("E", "serialize_seq", 2),
|
|
Token::Str("serialize"),
|
|
Token::Bool(true),
|
|
Token::Str("serialize-seq"),
|
|
Token::Bool(true),
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&E::SerializeMap {
|
|
serialize: true,
|
|
serialize_seq: true,
|
|
},
|
|
&[
|
|
Token::StructVariant("E", "serialize_map", 2),
|
|
Token::Str("SERIALIZE"),
|
|
Token::Bool(true),
|
|
Token::Str("SERIALIZE_SEQ"),
|
|
Token::Bool(true),
|
|
Token::StructVariantEnd,
|
|
],
|
|
);
|
|
|
|
assert_tokens(
|
|
&S {
|
|
serialize: true,
|
|
serialize_seq: true,
|
|
},
|
|
&[
|
|
Token::Struct("S", 2),
|
|
Token::Str("Serialize"),
|
|
Token::Bool(true),
|
|
Token::Str("SerializeSeq"),
|
|
Token::Bool(true),
|
|
Token::StructEnd,
|
|
],
|
|
);
|
|
}
|