31 lines
743 B
Rust
31 lines
743 B
Rust
extern crate serde;
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extern crate toml;
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#[macro_use]
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extern crate serde_derive;
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use toml::Spanned;
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use std::collections::HashMap;
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#[test]
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fn test_spanned_field() {
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#[derive(Deserialize)]
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struct Foo<T> {
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foo: Spanned<T>,
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}
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fn good<'de, T>(s: &'de str, expected: &str) where T: serde::Deserialize<'de> {
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let foo: Foo<T> = toml::from_str(s).unwrap();
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assert_eq!(6, foo.foo.start);
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assert_eq!(s.len(), foo.foo.end);
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assert_eq!(expected, &s[foo.foo.start..foo.foo.end]);
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}
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good::<String>("foo = \"foo\"", "\"foo\"");
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good::<u32>("foo = 42", "42");
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good::<HashMap<String, u32>>(
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"foo = {\"foo\" = 42, \"bar\" = 42}",
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"{\"foo\" = 42, \"bar\" = 42}"
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);
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}
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