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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));
}
#[test]
fn test_inner_spanned_table() {
#[derive(Deserialize)]
struct Foo {
foo: Spanned<HashMap<Spanned<String>, Spanned<String>>>,
}
fn good(s: &str, zero: bool) {
let foo: Foo = toml::from_str(s).unwrap();
if zero {
assert_eq!(foo.foo.start(), 0);
// We'd actually have to assert equality with s.len() here,
// but the current implementation doesn't support that,
// and it's not possible with toml's data format to support it
// in the general case as spans aren't always well-defined.
// So this check mainly serves as a reminder that this test should
// be updated *if* one day there is support for emitting the actual span.
assert_eq!(foo.foo.end(), 0);
} else {
assert_eq!(foo.foo.start(), s.find("{").unwrap());
assert_eq!(foo.foo.end(), s.find("}").unwrap() + 1);
}
for (k, v) in foo.foo.get_ref().iter() {
assert_eq!(&s[k.start()..k.end()], k.get_ref());
assert_eq!(&s[(v.start() + 1)..(v.end() - 1)], v.get_ref());
}
}
good(
"
[foo]
a = 'b'
bar = 'baz'
c = 'd'
e = \"f\"
",
true,
);
good(
"
foo = { a = 'b', bar = 'baz', c = 'd', e = \"f\" }",
false,
);
}
#[test]
fn test_outer_spanned_table() {
#[derive(Deserialize)]
struct Foo {
foo: HashMap<Spanned<String>, Spanned<String>>,
}
fn good(s: &str) {
let foo: Foo = toml::from_str(s).unwrap();
for (k, v) in foo.foo.iter() {
assert_eq!(&s[k.start()..k.end()], k.get_ref());
assert_eq!(&s[(v.start() + 1)..(v.end() - 1)], v.get_ref());
}
}
good(
"
[foo]
a = 'b'
bar = 'baz'
c = 'd'
e = \"f\"
",
);
good(
"
foo = { a = 'b', bar = 'baz', c = 'd', e = \"f\" }
",
);
}
#[test]
fn test_spanned_nested() {
#[derive(Deserialize)]
struct Foo {
foo: HashMap<Spanned<String>, HashMap<Spanned<String>, Spanned<String>>>,
}
fn good(s: &str) {
let foo: Foo = toml::from_str(s).unwrap();
for (k, v) in foo.foo.iter() {
assert_eq!(&s[k.start()..k.end()], k.get_ref());
for (n_k, n_v) in v.iter() {
assert_eq!(&s[n_k.start()..n_k.end()], n_k.get_ref());
assert_eq!(&s[(n_v.start() + 1)..(n_v.end() - 1)], n_v.get_ref());
}
}
}
good(
"
[foo.a]
a = 'b'
c = 'd'
e = \"f\"
[foo.bar]
baz = 'true'
",
);
good(
"
[foo]
foo = { a = 'b', bar = 'baz', c = 'd', e = \"f\" }
bazz = {}
g = { h = 'i' }
",
);
}
#[test]
fn test_spanned_array() {
#[derive(Deserialize)]
struct Foo {
foo: Vec<Spanned<HashMap<Spanned<String>, Spanned<String>>>>,
}
fn good(s: &str) {
let foo_list: Foo = toml::from_str(s).unwrap();
for foo in foo_list.foo.iter() {
assert_eq!(foo.start(), 0);
// We'd actually have to assert equality with s.len() here,
// but the current implementation doesn't support that,
// and it's not possible with toml's data format to support it
// in the general case as spans aren't always well-defined.
// So this check mainly serves as a reminder that this test should
// be updated *if* one day there is support for emitting the actual span.
assert_eq!(foo.end(), 0);
for (k, v) in foo.get_ref().iter() {
assert_eq!(&s[k.start()..k.end()], k.get_ref());
assert_eq!(&s[(v.start() + 1)..(v.end() - 1)], v.get_ref());
}
}
}
good(
"
[[foo]]
a = 'b'
bar = 'baz'
c = 'd'
e = \"f\"
[[foo]]
a = 'c'
bar = 'baz'
c = 'g'
e = \"h\"
",
);
}
|
