84ac80f192
The previous commit updated `rustfmt.toml` appropriately. This commit is the outcome of running `x fmt --all` with the new formatting options.
297 lines
6.2 KiB
Rust
297 lines
6.2 KiB
Rust
#![allow(rustc::internal)]
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use std::fmt::Debug;
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use std::fs;
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use rustc_macros::{Decodable_Generic, Encodable_Generic};
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use rustc_serialize::opaque::{FileEncoder, MemDecoder};
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use rustc_serialize::{Decodable, Encodable};
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#[derive(PartialEq, Clone, Debug, Encodable_Generic, Decodable_Generic)]
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struct Struct {
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a: (),
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b: u8,
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c: u16,
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d: u32,
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e: u64,
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f: usize,
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g: i8,
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h: i16,
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i: i32,
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j: i64,
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k: isize,
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l: char,
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m: String,
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p: bool,
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q: Option<u32>,
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}
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fn check_round_trip<
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T: Encodable<FileEncoder> + for<'a> Decodable<MemDecoder<'a>> + PartialEq + Debug,
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>(
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values: Vec<T>,
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) {
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let tmpfile = tempfile::NamedTempFile::new().unwrap();
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let tmpfile = tmpfile.path();
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let mut encoder = FileEncoder::new(&tmpfile).unwrap();
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for value in &values {
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Encodable::encode(value, &mut encoder);
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}
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encoder.finish().unwrap();
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let data = fs::read(&tmpfile).unwrap();
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let mut decoder = MemDecoder::new(&data[..], 0).unwrap();
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for value in values {
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let decoded = Decodable::decode(&mut decoder);
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assert_eq!(value, decoded);
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}
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}
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#[test]
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fn test_unit() {
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check_round_trip(vec![(), (), (), ()]);
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}
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#[test]
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fn test_u8() {
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let mut vec = vec![];
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for i in u8::MIN..u8::MAX {
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vec.push(i);
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}
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check_round_trip(vec);
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}
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#[test]
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fn test_u16() {
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for i in [u16::MIN, 111, 3333, 55555, u16::MAX] {
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check_round_trip(vec![1, 2, 3, i, i, i]);
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}
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}
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#[test]
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fn test_u32() {
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check_round_trip(vec![1, 2, 3, u32::MIN, 0, 1, u32::MAX, 2, 1]);
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}
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#[test]
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fn test_u64() {
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check_round_trip(vec![1, 2, 3, u64::MIN, 0, 1, u64::MAX, 2, 1]);
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}
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#[test]
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fn test_usize() {
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check_round_trip(vec![1, 2, 3, usize::MIN, 0, 1, usize::MAX, 2, 1]);
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}
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#[test]
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fn test_i8() {
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let mut vec = vec![];
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for i in i8::MIN..i8::MAX {
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vec.push(i);
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}
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check_round_trip(vec);
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}
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#[test]
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fn test_i16() {
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for i in [i16::MIN, -100, 0, 101, i16::MAX] {
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check_round_trip(vec![-1, 2, -3, i, i, i, 2]);
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}
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}
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#[test]
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fn test_i32() {
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check_round_trip(vec![-1, 2, -3, i32::MIN, 0, 1, i32::MAX, 2, 1]);
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}
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#[test]
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fn test_i64() {
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check_round_trip(vec![-1, 2, -3, i64::MIN, 0, 1, i64::MAX, 2, 1]);
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}
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#[test]
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fn test_isize() {
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check_round_trip(vec![-1, 2, -3, isize::MIN, 0, 1, isize::MAX, 2, 1]);
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}
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#[test]
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fn test_bool() {
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check_round_trip(vec![false, true, true, false, false]);
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}
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#[test]
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fn test_char() {
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let vec = vec!['a', 'b', 'c', 'd', 'A', 'X', ' ', '#', 'Ö', 'Ä', 'µ', '€'];
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check_round_trip(vec);
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}
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#[test]
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fn test_string() {
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let vec = vec![
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"abcbuÖeiovÄnameÜavmpßvmea€µsbpnvapeapmaebn".to_string(),
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"abcbuÖganeiovÄnameÜavmpßvmea€µsbpnvapeapmaebn".to_string(),
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"abcbuÖganeiovÄnameÜavmpßvmea€µsbpapmaebn".to_string(),
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"abcbuÖganeiovÄnameÜavmpßvmeabpnvapeapmaebn".to_string(),
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"abcbuÖganeiÄnameÜavmpßvmea€µsbpnvapeapmaebn".to_string(),
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"abcbuÖganeiovÄnameÜavmpßvmea€µsbpmaebn".to_string(),
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"abcbuÖganeiovÄnameÜavmpßvmea€µnvapeapmaebn".to_string(),
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];
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check_round_trip(vec);
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}
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#[test]
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fn test_option() {
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check_round_trip(vec![Some(-1i8)]);
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check_round_trip(vec![Some(-2i16)]);
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check_round_trip(vec![Some(-3i32)]);
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check_round_trip(vec![Some(-4i64)]);
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check_round_trip(vec![Some(-5isize)]);
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let none_i8: Option<i8> = None;
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check_round_trip(vec![none_i8]);
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let none_i16: Option<i16> = None;
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check_round_trip(vec![none_i16]);
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let none_i32: Option<i32> = None;
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check_round_trip(vec![none_i32]);
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let none_i64: Option<i64> = None;
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check_round_trip(vec![none_i64]);
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let none_isize: Option<isize> = None;
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check_round_trip(vec![none_isize]);
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}
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#[test]
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fn test_struct() {
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check_round_trip(vec![Struct {
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a: (),
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b: 10,
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c: 11,
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d: 12,
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e: 13,
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f: 14,
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g: 15,
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h: 16,
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i: 17,
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j: 18,
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k: 19,
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l: 'x',
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m: "abc".to_string(),
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p: false,
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q: None,
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}]);
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check_round_trip(vec![Struct {
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a: (),
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b: 101,
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c: 111,
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d: 121,
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e: 131,
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f: 141,
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g: -15,
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h: -16,
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i: -17,
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j: -18,
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k: -19,
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l: 'y',
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m: "def".to_string(),
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p: true,
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q: Some(1234567),
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}]);
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}
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#[derive(PartialEq, Clone, Debug, Encodable_Generic, Decodable_Generic)]
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enum Enum {
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Variant1,
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Variant2(usize, u32),
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Variant3 { a: i32, b: char, c: bool },
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}
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#[test]
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fn test_enum() {
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check_round_trip(vec![
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Enum::Variant1,
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Enum::Variant2(1, 25),
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Enum::Variant3 { a: 3, b: 'b', c: false },
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Enum::Variant3 { a: -4, b: 'f', c: true },
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]);
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}
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#[test]
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fn test_sequence() {
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let mut vec = vec![];
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for i in -100i64..100i64 {
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vec.push(i * 100000);
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}
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check_round_trip(vec![vec]);
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}
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#[test]
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fn test_hash_map() {
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use std::collections::HashMap;
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let mut map = HashMap::new();
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for i in -100i64..100i64 {
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map.insert(i * 100000, i * 10000);
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}
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check_round_trip(vec![map]);
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}
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#[test]
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fn test_tuples() {
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check_round_trip(vec![('x', (), false, 5u32)]);
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check_round_trip(vec![(9i8, 10u16, 15i64)]);
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check_round_trip(vec![(-12i16, 11u8, 12usize)]);
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check_round_trip(vec![(1234567isize, 100000000000000u64, 99999999999999i64)]);
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check_round_trip(vec![(String::new(), "some string".to_string())]);
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}
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#[test]
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fn test_unit_like_struct() {
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#[derive(Encodable_Generic, Decodable_Generic, PartialEq, Debug)]
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struct UnitLikeStruct;
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check_round_trip(vec![UnitLikeStruct]);
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}
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#[test]
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fn test_box() {
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#[derive(Encodable_Generic, Decodable_Generic, PartialEq, Debug)]
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struct A {
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foo: Box<[bool]>,
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}
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let obj = A { foo: Box::new([true, false]) };
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check_round_trip(vec![obj]);
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}
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#[test]
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fn test_cell() {
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use std::cell::{Cell, RefCell};
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#[derive(Encodable_Generic, Decodable_Generic, PartialEq, Debug)]
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struct A {
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baz: isize,
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}
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#[derive(Encodable_Generic, Decodable_Generic, PartialEq, Debug)]
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struct B {
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foo: Cell<bool>,
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bar: RefCell<A>,
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}
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let obj = B { foo: Cell::new(true), bar: RefCell::new(A { baz: 2 }) };
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check_round_trip(vec![obj]);
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}
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