86 lines
1.3 KiB
Rust
86 lines
1.3 KiB
Rust
use proc_macro2::{Ident, Span, TokenStream};
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use std::str::FromStr;
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use syn::Result;
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fn parse(s: &str) -> Result<Ident> {
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syn::parse2(TokenStream::from_str(s).unwrap())
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}
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fn new(s: &str) -> Ident {
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Ident::new(s, Span::call_site())
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}
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#[test]
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fn ident_parse() {
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parse("String").unwrap();
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}
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#[test]
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fn ident_parse_keyword() {
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parse("abstract").unwrap_err();
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}
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#[test]
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fn ident_parse_empty() {
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parse("").unwrap_err();
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}
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#[test]
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fn ident_parse_lifetime() {
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parse("'static").unwrap_err();
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}
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#[test]
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fn ident_parse_underscore() {
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parse("_").unwrap_err();
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}
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#[test]
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fn ident_parse_number() {
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parse("255").unwrap_err();
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}
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#[test]
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fn ident_parse_invalid() {
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parse("a#").unwrap_err();
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}
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#[test]
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fn ident_new() {
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new("String");
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}
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#[test]
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fn ident_new_keyword() {
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new("abstract");
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}
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#[test]
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#[should_panic(expected = "use Option<Ident>")]
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fn ident_new_empty() {
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new("");
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}
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#[test]
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#[should_panic(expected = "not a valid Ident")]
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fn ident_new_lifetime() {
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new("'static");
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}
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#[test]
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fn ident_new_underscore() {
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new("_");
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}
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#[test]
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#[should_panic(expected = "use Literal instead")]
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fn ident_new_number() {
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new("255");
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}
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#[test]
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#[should_panic(expected = "\"a#\" is not a valid Ident")]
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fn ident_new_invalid() {
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new("a#");
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}
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