616 lines
16 KiB
Rust
616 lines
16 KiB
Rust
// Copyright 2017 Serde Developers
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![cfg_attr(feature = "unstable", feature(never_type))]
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#[macro_use]
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extern crate serde_derive;
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use std::cell::RefCell;
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use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet};
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use std::ffi::CString;
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use std::mem;
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use std::net;
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use std::num::Wrapping;
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use std::path::{Path, PathBuf};
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use std::rc::{Rc, Weak as RcWeak};
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use std::sync::{Arc, Weak as ArcWeak};
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use std::time::{Duration, UNIX_EPOCH};
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#[cfg(unix)]
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use std::str;
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extern crate serde_test;
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use self::serde_test::{assert_ser_tokens, assert_ser_tokens_error, Configure, Token};
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extern crate fnv;
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use self::fnv::FnvHasher;
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#[macro_use]
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mod macros;
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//////////////////////////////////////////////////////////////////////////
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#[derive(Serialize)]
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struct UnitStruct;
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#[derive(Serialize)]
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struct TupleStruct(i32, i32, i32);
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#[derive(Serialize)]
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struct Struct {
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a: i32,
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b: i32,
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c: i32,
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}
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#[derive(Serialize, PartialEq, Debug)]
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enum Enum {
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Unit,
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One(i32),
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Seq(i32, i32),
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Map {
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a: i32,
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b: i32,
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},
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#[serde(skip_serializing)]
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SkippedUnit,
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#[serde(skip_serializing)]
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SkippedOne(i32),
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#[serde(skip_serializing)]
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SkippedSeq(i32, i32),
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#[serde(skip_serializing)]
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SkippedMap {
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_a: i32,
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_b: i32,
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},
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}
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//////////////////////////////////////////////////////////////////////////
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macro_rules! declare_tests {
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(
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$readable:tt
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$($name:ident { $($value:expr => $tokens:expr,)+ })+
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) => {
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$(
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#[test]
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fn $name() {
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$(
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assert_ser_tokens(&$value.$readable(), $tokens);
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)+
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}
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)+
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};
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($($name:ident { $($value:expr => $tokens:expr,)+ })+) => {
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$(
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#[test]
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fn $name() {
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$(
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assert_ser_tokens(&$value, $tokens);
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)+
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}
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)+
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}
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}
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declare_tests! {
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test_unit {
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() => &[Token::Unit],
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}
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test_bool {
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true => &[Token::Bool(true)],
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false => &[Token::Bool(false)],
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}
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test_isizes {
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0i8 => &[Token::I8(0)],
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0i16 => &[Token::I16(0)],
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0i32 => &[Token::I32(0)],
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0i64 => &[Token::I64(0)],
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}
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test_usizes {
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0u8 => &[Token::U8(0)],
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0u16 => &[Token::U16(0)],
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0u32 => &[Token::U32(0)],
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0u64 => &[Token::U64(0)],
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}
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test_floats {
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0f32 => &[Token::F32(0.)],
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0f64 => &[Token::F64(0.)],
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}
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test_char {
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'a' => &[Token::Char('a')],
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}
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test_str {
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"abc" => &[Token::Str("abc")],
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"abc".to_owned() => &[Token::Str("abc")],
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}
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test_option {
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None::<i32> => &[Token::None],
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Some(1) => &[
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Token::Some,
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Token::I32(1),
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],
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}
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test_result {
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Ok::<i32, i32>(0) => &[
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Token::NewtypeVariant { name: "Result", variant: "Ok" },
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Token::I32(0),
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],
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Err::<i32, i32>(1) => &[
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Token::NewtypeVariant { name: "Result", variant: "Err" },
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Token::I32(1),
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],
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}
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test_slice {
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&[0][..0] => &[
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Token::Seq { len: Some(0) },
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Token::SeqEnd,
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],
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&[1, 2, 3][..] => &[
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Token::Seq { len: Some(3) },
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Token::I32(1),
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Token::I32(2),
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Token::I32(3),
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Token::SeqEnd,
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],
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}
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test_array {
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[0; 0] => &[
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Token::Tuple { len: 0 },
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Token::TupleEnd,
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],
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[1, 2, 3] => &[
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Token::Tuple { len: 3 },
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Token::I32(1),
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Token::I32(2),
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Token::I32(3),
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Token::TupleEnd,
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],
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}
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test_vec {
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Vec::<isize>::new() => &[
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Token::Seq { len: Some(0) },
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Token::SeqEnd,
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],
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vec![vec![], vec![1], vec![2, 3]] => &[
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Token::Seq { len: Some(3) },
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Token::Seq { len: Some(0) },
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Token::SeqEnd,
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Token::Seq { len: Some(1) },
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Token::I32(1),
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Token::SeqEnd,
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Token::Seq { len: Some(2) },
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Token::I32(2),
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Token::I32(3),
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Token::SeqEnd,
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Token::SeqEnd,
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],
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}
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test_btreeset {
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BTreeSet::<isize>::new() => &[
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Token::Seq { len: Some(0) },
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Token::SeqEnd,
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],
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btreeset![1] => &[
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Token::Seq { len: Some(1) },
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Token::I32(1),
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Token::SeqEnd,
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],
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}
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test_hashset {
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HashSet::<isize>::new() => &[
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Token::Seq { len: Some(0) },
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Token::SeqEnd,
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],
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hashset![1] => &[
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Token::Seq { len: Some(1) },
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Token::I32(1),
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Token::SeqEnd,
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],
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hashset![FnvHasher @ 1] => &[
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Token::Seq { len: Some(1) },
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Token::I32(1),
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Token::SeqEnd,
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],
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}
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test_tuple {
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(1,) => &[
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Token::Tuple { len: 1 },
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Token::I32(1),
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Token::TupleEnd,
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],
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(1, 2, 3) => &[
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Token::Tuple { len: 3 },
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Token::I32(1),
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Token::I32(2),
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Token::I32(3),
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Token::TupleEnd,
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],
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}
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test_btreemap {
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btreemap![1 => 2] => &[
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Token::Map { len: Some(1) },
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Token::I32(1),
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Token::I32(2),
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Token::MapEnd,
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],
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btreemap![1 => 2, 3 => 4] => &[
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Token::Map { len: Some(2) },
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Token::I32(1),
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Token::I32(2),
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Token::I32(3),
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Token::I32(4),
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Token::MapEnd,
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],
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btreemap![1 => btreemap![], 2 => btreemap![3 => 4, 5 => 6]] => &[
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Token::Map { len: Some(2) },
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Token::I32(1),
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Token::Map { len: Some(0) },
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Token::MapEnd,
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Token::I32(2),
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Token::Map { len: Some(2) },
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Token::I32(3),
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Token::I32(4),
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Token::I32(5),
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Token::I32(6),
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Token::MapEnd,
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Token::MapEnd,
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],
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}
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test_hashmap {
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HashMap::<isize, isize>::new() => &[
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Token::Map { len: Some(0) },
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Token::MapEnd,
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],
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hashmap![1 => 2] => &[
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Token::Map { len: Some(1) },
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Token::I32(1),
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Token::I32(2),
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Token::MapEnd,
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],
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hashmap![FnvHasher @ 1 => 2] => &[
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Token::Map { len: Some(1) },
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Token::I32(1),
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Token::I32(2),
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Token::MapEnd,
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],
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}
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test_unit_struct {
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UnitStruct => &[Token::UnitStruct { name: "UnitStruct" }],
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}
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test_tuple_struct {
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TupleStruct(1, 2, 3) => &[
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Token::TupleStruct { name: "TupleStruct", len: 3 },
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Token::I32(1),
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Token::I32(2),
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Token::I32(3),
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Token::TupleStructEnd,
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],
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}
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test_struct {
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Struct { a: 1, b: 2, c: 3 } => &[
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Token::Struct { name: "Struct", len: 3 },
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Token::Str("a"),
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Token::I32(1),
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Token::Str("b"),
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Token::I32(2),
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Token::Str("c"),
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Token::I32(3),
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Token::StructEnd,
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],
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}
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test_enum {
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Enum::Unit => &[Token::UnitVariant { name: "Enum", variant: "Unit" }],
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Enum::One(42) => &[Token::NewtypeVariant { name: "Enum", variant: "One" }, Token::I32(42)],
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Enum::Seq(1, 2) => &[
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Token::TupleVariant { name: "Enum", variant: "Seq", len: 2 },
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Token::I32(1),
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Token::I32(2),
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Token::TupleVariantEnd,
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],
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Enum::Map { a: 1, b: 2 } => &[
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Token::StructVariant { name: "Enum", variant: "Map", len: 2 },
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Token::Str("a"),
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Token::I32(1),
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Token::Str("b"),
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Token::I32(2),
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Token::StructVariantEnd,
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],
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}
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test_box {
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Box::new(0i32) => &[Token::I32(0)],
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}
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test_boxed_slice {
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Box::new([0, 1, 2]) => &[
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Token::Tuple { len: 3 },
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Token::I32(0),
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Token::I32(1),
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Token::I32(2),
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Token::TupleEnd,
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],
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}
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test_duration {
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Duration::new(1, 2) => &[
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Token::Struct { name: "Duration", len: 2 },
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Token::Str("secs"),
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Token::U64(1),
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Token::Str("nanos"),
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Token::U32(2),
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Token::StructEnd,
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],
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}
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test_system_time {
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UNIX_EPOCH + Duration::new(1, 200) => &[
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Token::Struct { name: "SystemTime", len: 2 },
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Token::Str("secs_since_epoch"),
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Token::U64(1),
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Token::Str("nanos_since_epoch"),
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Token::U32(200),
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Token::StructEnd,
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],
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}
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test_range {
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1u32..2u32 => &[
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Token::Struct { name: "Range", len: 2 },
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Token::Str("start"),
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Token::U32(1),
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Token::Str("end"),
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Token::U32(2),
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Token::StructEnd,
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],
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}
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test_path {
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Path::new("/usr/local/lib") => &[
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Token::Str("/usr/local/lib"),
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],
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}
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test_path_buf {
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PathBuf::from("/usr/local/lib") => &[
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Token::Str("/usr/local/lib"),
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],
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}
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test_cstring {
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CString::new("abc").unwrap() => &[
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Token::Bytes(b"abc"),
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],
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}
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test_cstr {
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(&*CString::new("abc").unwrap()) => &[
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Token::Bytes(b"abc"),
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],
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}
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test_rc {
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Rc::new(true) => &[
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Token::Bool(true),
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],
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}
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test_rc_weak_some {
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{
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let rc = Rc::new(true);
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mem::forget(rc.clone());
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Rc::downgrade(&rc)
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} => &[
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Token::Some,
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Token::Bool(true),
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],
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}
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test_rc_weak_none {
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RcWeak::<bool>::new() => &[
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Token::None,
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],
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}
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test_arc {
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Arc::new(true) => &[
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Token::Bool(true),
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],
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}
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test_arc_weak_some {
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{
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let arc = Arc::new(true);
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mem::forget(arc.clone());
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Arc::downgrade(&arc)
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} => &[
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Token::Some,
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Token::Bool(true),
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],
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}
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test_arc_weak_none {
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ArcWeak::<bool>::new() => &[
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Token::None,
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],
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}
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test_wrapping {
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Wrapping(1usize) => &[
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Token::U64(1),
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],
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}
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}
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declare_tests! {
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readable
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test_net_ipv4addr_readable {
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"1.2.3.4".parse::<net::Ipv4Addr>().unwrap() => &[Token::Str("1.2.3.4")],
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}
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test_net_ipv6addr_readable {
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"::1".parse::<net::Ipv6Addr>().unwrap() => &[Token::Str("::1")],
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}
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test_net_ipaddr_readable {
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"1.2.3.4".parse::<net::IpAddr>().unwrap() => &[Token::Str("1.2.3.4")],
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}
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test_net_socketaddr_readable {
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"1.2.3.4:1234".parse::<net::SocketAddr>().unwrap() => &[Token::Str("1.2.3.4:1234")],
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"1.2.3.4:1234".parse::<net::SocketAddrV4>().unwrap() => &[Token::Str("1.2.3.4:1234")],
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"[::1]:1234".parse::<net::SocketAddrV6>().unwrap() => &[Token::Str("[::1]:1234")],
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}
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}
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declare_tests! {
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compact
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test_net_ipv4addr_compact {
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net::Ipv4Addr::from(*b"1234") => &seq![
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Token::Tuple { len: 4 },
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seq b"1234".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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],
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}
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test_net_ipv6addr_compact {
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net::Ipv6Addr::from(*b"1234567890123456") => &seq![
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Token::Tuple { len: 16 },
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seq b"1234567890123456".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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],
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}
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test_net_ipaddr_compact {
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net::IpAddr::from(*b"1234") => &seq![
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Token::NewtypeVariant { name: "IpAddr", variant: "V4" },
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Token::Tuple { len: 4 },
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seq b"1234".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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],
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}
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test_net_socketaddr_compact {
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net::SocketAddr::from((*b"1234567890123456", 1234)) => &seq![
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Token::NewtypeVariant { name: "SocketAddr", variant: "V6" },
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Token::Tuple { len: 2 },
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Token::Tuple { len: 16 },
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seq b"1234567890123456".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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Token::U16(1234),
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Token::TupleEnd,
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],
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net::SocketAddrV4::new(net::Ipv4Addr::from(*b"1234"), 1234) => &seq![
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Token::Tuple { len: 2 },
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Token::Tuple { len: 4 },
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seq b"1234".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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Token::U16(1234),
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Token::TupleEnd,
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],
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net::SocketAddrV6::new(net::Ipv6Addr::from(*b"1234567890123456"), 1234, 0, 0) => &seq![
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Token::Tuple { len: 2 },
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Token::Tuple { len: 16 },
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seq b"1234567890123456".iter().map(|&b| Token::U8(b)),
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Token::TupleEnd,
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Token::U16(1234),
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Token::TupleEnd,
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],
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}
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}
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// Serde's implementation is not unstable, but the constructors are.
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#[cfg(feature = "unstable")]
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declare_tests! {
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test_rc_dst {
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Rc::<str>::from("s") => &[
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Token::Str("s"),
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],
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Rc::<[bool]>::from(&[true][..]) => &[
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Token::Seq { len: Some(1) },
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Token::Bool(true),
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Token::SeqEnd,
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],
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}
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test_arc_dst {
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Arc::<str>::from("s") => &[
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Token::Str("s"),
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],
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Arc::<[bool]>::from(&[true][..]) => &[
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Token::Seq { len: Some(1) },
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Token::Bool(true),
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Token::SeqEnd,
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],
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}
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}
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#[cfg(feature = "unstable")]
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declare_tests! {
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test_never_result {
|
|
Ok::<u8, !>(0) => &[
|
|
Token::NewtypeVariant { name: "Result", variant: "Ok" },
|
|
Token::U8(0),
|
|
],
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
#[cfg(unix)]
|
|
fn test_cannot_serialize_paths() {
|
|
let path = unsafe { str::from_utf8_unchecked(b"Hello \xF0\x90\x80World") };
|
|
assert_ser_tokens_error(
|
|
&Path::new(path),
|
|
&[],
|
|
"path contains invalid UTF-8 characters",
|
|
);
|
|
|
|
let mut path_buf = PathBuf::new();
|
|
path_buf.push(path);
|
|
|
|
assert_ser_tokens_error(&path_buf, &[], "path contains invalid UTF-8 characters");
|
|
}
|
|
|
|
#[test]
|
|
fn test_cannot_serialize_mutably_borrowed_ref_cell() {
|
|
let ref_cell = RefCell::new(42);
|
|
let _reference = ref_cell.borrow_mut();
|
|
assert_ser_tokens_error(&ref_cell, &[], "already mutably borrowed");
|
|
}
|
|
|
|
#[test]
|
|
fn test_enum_skipped() {
|
|
assert_ser_tokens_error(
|
|
&Enum::SkippedUnit,
|
|
&[],
|
|
"the enum variant Enum::SkippedUnit cannot be serialized",
|
|
);
|
|
assert_ser_tokens_error(
|
|
&Enum::SkippedOne(42),
|
|
&[],
|
|
"the enum variant Enum::SkippedOne cannot be serialized",
|
|
);
|
|
assert_ser_tokens_error(
|
|
&Enum::SkippedSeq(1, 2),
|
|
&[],
|
|
"the enum variant Enum::SkippedSeq cannot be serialized",
|
|
);
|
|
assert_ser_tokens_error(
|
|
&Enum::SkippedMap { _a: 1, _b: 2 },
|
|
&[],
|
|
"the enum variant Enum::SkippedMap cannot be serialized",
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_integer128() {
|
|
assert_ser_tokens_error(&1i128, &[], "i128 is not supported");
|
|
|
|
assert_ser_tokens_error(&1u128, &[], "u128 is not supported");
|
|
}
|