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use std::f64;
use ron::{
error::Error,
value::{Map, Number, Value},
};
use serde::Serialize;
#[test]
fn bool() {
assert_eq!("true".parse(), Ok(Value::Bool(true)));
assert_eq!("false".parse(), Ok(Value::Bool(false)));
}
#[test]
fn char() {
assert_eq!("'a'".parse(), Ok(Value::Char('a')));
}
#[test]
fn map() {
let mut map = Map::new();
map.insert(Value::Char('a'), Value::Number(Number::new(1)));
map.insert(Value::Char('b'), Value::Number(Number::new(2f64)));
assert_eq!("{ 'a': 1, 'b': 2.0 }".parse(), Ok(Value::Map(map)));
}
#[test]
fn number() {
assert_eq!("42".parse(), Ok(Value::Number(Number::new(42))));
assert_eq!(
"3.141592653589793".parse(),
Ok(Value::Number(Number::new(f64::consts::PI)))
);
}
#[test]
fn option() {
let opt = Some(Box::new(Value::Char('c')));
assert_eq!("Some('c')".parse(), Ok(Value::Option(opt)));
}
#[test]
fn string() {
let normal = "\"String\"";
assert_eq!(normal.parse(), Ok(Value::String("String".into())));
let raw = "r\"Raw String\"";
assert_eq!(raw.parse(), Ok(Value::String("Raw String".into())));
let raw_hashes = "r#\"Raw String\"#";
assert_eq!(raw_hashes.parse(), Ok(Value::String("Raw String".into())));
let raw_escaped = "r##\"Contains \"#\"##";
assert_eq!(
raw_escaped.parse(),
Ok(Value::String("Contains \"#".into()))
);
let raw_multi_line = "r\"Multi\nLine\"";
assert_eq!(
raw_multi_line.parse(),
Ok(Value::String("Multi\nLine".into()))
);
}
#[test]
fn seq() {
let seq = vec![
Value::Number(Number::new(1)),
Value::Number(Number::new(2f64)),
];
assert_eq!("[1, 2.0]".parse(), Ok(Value::Seq(seq)));
let err = Value::Seq(vec![Value::Number(Number::new(1))])
.into_rust::<[i32; 2]>()
.unwrap_err();
assert_eq!(
err,
Error::ExpectedDifferentLength {
expected: String::from("an array of length 2"),
found: 1,
}
);
let err = Value::Seq(vec![
Value::Number(Number::new(1)),
Value::Number(Number::new(2)),
Value::Number(Number::new(3)),
])
.into_rust::<[i32; 2]>()
.unwrap_err();
assert_eq!(
err,
Error::ExpectedDifferentLength {
expected: String::from("a sequence of length 2"),
found: 3,
}
);
}
#[test]
fn unit() {
use ron::error::{Error, Position, SpannedError};
assert_eq!("()".parse(), Ok(Value::Unit));
assert_eq!("Foo".parse(), Ok(Value::Unit));
assert_eq!(
"".parse::<Value>(),
Err(SpannedError {
code: Error::Eof,
position: Position { col: 1, line: 1 }
})
);
}
#[derive(Serialize)]
struct Scene(Option<(u32, u32)>);
#[derive(Serialize)]
struct Scene2 {
foo: Option<(u32, u32)>,
}
#[test]
fn roundtrip() {
use ron::{de::from_str, ser::to_string};
{
let s = to_string(&Scene2 {
foo: Some((122, 13)),
})
.unwrap();
println!("{}", s);
let scene: Value = from_str(&s).unwrap();
println!("{:?}", scene);
}
{
let s = to_string(&Scene(Some((13, 122)))).unwrap();
println!("{}", s);
let scene: Value = from_str(&s).unwrap();
println!("{:?}", scene);
}
}
#[test]
fn map_roundtrip_338() {
let v: Value = ron::from_str("{}").unwrap();
println!("{:?}", v);
let ser = ron::to_string(&v).unwrap();
println!("{:?}", ser);
let roundtrip = ron::from_str(&ser).unwrap();
println!("{:?}", roundtrip);
assert_eq!(v, roundtrip);
}