Added test for peeking issue

boa-dev · Feb 7, 2022 · 7aa59ea · 7aa59ea
1 parent 5663342
commit 7aa59ea
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/boa/src/syntax/parser/cursor/buffered_lexer/tests.rs b/boa/src/syntax/parser/cursor/buffered_lexer/tests.rs
@@ -278,3 +278,11 @@ fn skip_peeked_terminators() {
     // End of stream
     assert!(cur.peek(2, true, &mut interner).unwrap().is_none());
 }
+
+#[test]
+fn issue_1768() {
+    let mut cur = BufferedLexer::from(&b"\n(\nx\n)\n"[..]);
+    let mut interner = Interner::default();
+
+    assert!(cur.peek(3, true, &mut interner).unwrap().is_none());
+}