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extern crate serde;
extern crate toml;
#[macro_use]
extern crate serde_derive;
use std::collections::HashMap;
use std::fmt::Debug;
use toml::value::Datetime;
use toml::Spanned;
/// A set of good datetimes.
pub fn good_datetimes() -> Vec<&'static str> {
let mut v = Vec::new();
v.push("1997-09-09T09:09:09Z");
v.push("1997-09-09T09:09:09+09:09");
v.push("1997-09-09T09:09:09-09:09");
v.push("1997-09-09T09:09:09");
v.push("1997-09-09");
v.push("09:09:09");
v.push("1997-09-09T09:09:09.09Z");
v.push("1997-09-09T09:09:09.09+09:09");
v.push("1997-09-09T09:09:09.09-09:09");
v.push("1997-09-09T09:09:09.09");
v.push("09:09:09.09");
v
}
#[test]
fn test_spanned_field() {
#[derive(Deserialize)]
struct Foo<T> {
foo: Spanned<T>,
}
#[derive(Deserialize)]
struct BareFoo<T> {
foo: T,
}
fn good<'de, T>(s: &'de str, expected: &str, end: Option<usize>)
where
T: serde::Deserialize<'de> + Debug + PartialEq,
{
let foo: Foo<T> = toml::from_str(s).unwrap();
assert_eq!(6, foo.foo.start());
if let Some(end) = end {
assert_eq!(end, foo.foo.end());
} else {
assert_eq!(s.len(), foo.foo.end());
}
assert_eq!(expected, &s[foo.foo.start()..foo.foo.end()]);
// Test for Spanned<> at the top level
let foo_outer: Spanned<BareFoo<T>> = toml::from_str(s).unwrap();
assert_eq!(0, foo_outer.start());
assert_eq!(s.len(), foo_outer.end());
assert_eq!(foo.foo.into_inner(), foo_outer.into_inner().foo);
}
good::<String>("foo = \"foo\"", "\"foo\"", None);
good::<u32>("foo = 42", "42", None);
// leading plus
good::<u32>("foo = +42", "+42", None);
// table
good::<HashMap<String, u32>>(
"foo = {\"foo\" = 42, \"bar\" = 42}",
"{\"foo\" = 42, \"bar\" = 42}",
None,
);
// array
good::<Vec<u32>>("foo = [0, 1, 2, 3, 4]", "[0, 1, 2, 3, 4]", None);
// datetime
good::<String>(
"foo = \"1997-09-09T09:09:09Z\"",
"\"1997-09-09T09:09:09Z\"",
None,
);
for expected in good_datetimes() {
let s = format!("foo = {}", expected);
good::<Datetime>(&s, expected, None);
}
// ending at something other than the absolute end
good::<u32>("foo = 42\nnoise = true", "42", Some(8));
}
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