toml-rs/test-suite/tests/backcompat.rs
2019-07-28 13:41:17 -04:00

60 lines
1.5 KiB
Rust

extern crate serde;
extern crate toml;
use serde::de::Deserialize;
macro_rules! bad {
($toml:expr, $msg:expr) => {
match $toml.parse::<toml::Value>() {
Ok(s) => panic!("parsed to: {:#?}", s),
Err(e) => assert_eq!(e.to_string(), $msg),
}
};
}
#[test]
fn newlines_after_tables() {
let s = "
[a] foo = 1
[[b]] foo = 1
";
bad!(
s,
"expected newline, found an identifier at line 2 column 13"
);
let mut d = toml::de::Deserializer::new(s);
d.set_require_newline_after_table(false);
let value = toml::Value::deserialize(&mut d).unwrap();
assert_eq!(value["a"]["foo"].as_integer(), Some(1));
assert_eq!(value["b"][0]["foo"].as_integer(), Some(1));
}
#[test]
fn allow_duplicate_after_longer() {
let s = "
[dependencies.openssl-sys]
version = 1
[dependencies]
libc = 1
[dependencies]
bitflags = 1
";
bad!(
s,
"redefinition of table `dependencies` for key `dependencies` at line 8 column 9"
);
let mut d = toml::de::Deserializer::new(s);
d.set_allow_duplicate_after_longer_table(true);
let value = toml::Value::deserialize(&mut d).unwrap();
assert_eq!(
value["dependencies"]["openssl-sys"]["version"].as_integer(),
Some(1)
);
assert_eq!(value["dependencies"]["libc"].as_integer(), Some(1));
assert_eq!(value["dependencies"]["bitflags"].as_integer(), Some(1));
}