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[parser] Add a single pair test

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This commit is contained in:
Eryn Wells 2018-08-25 20:21:18 -07:00
parent d312c41dc7
commit cf503838ae
1 changed files with 10 additions and 1 deletions
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11
parser/tests/single_item.rs
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@ -11,7 +11,7 @@ extern crate sibiltypes;
use sibillexer::{Lex, Token};
use sibillexer::Result as LexerResult;
use sibilparser::Parser;
use sibiltypes::{Obj, Sym};
use sibiltypes::{Obj, Pair, Sym};
#[test]
fn single_sym() {
@ -21,3 +21,12 @@ fn single_sym() {
assert_eq!(parser.next(), Some(Ok(Obj::new(Sym::with_str("abc")))));
assert_eq!(parser.next(), None);
}
#[test]
fn single_pair() {
let tokens = vec![Ok(Lex::new(Token::LeftParen, "(", 0, 0)),
Ok(Lex::new(Token::RightParen, ")", 0, 0))].into_iter();
let mut parser = Parser::new(tokens);
assert_eq!(parser.next(), Some(Ok(Obj::new(Pair::empty()))));
assert_eq!(parser.next(), None);
}