Add source_text() test with mulitbyte char

dtolnay · Oct 6, 2023 · 4fe2326 · 4fe2326
1 parent 07bb590
commit 4fe2326
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/tests/test.rs b/tests/test.rs
@@ -325,6 +325,15 @@ fn literal_span() {
     assert!(positive.subspan(1..4).is_none());
 }
 
+#[cfg(span_locations)]
+#[test]
+fn source_text() {
+    let input = "    𓀕    ";
+    let tokens = input.parse::<proc_macro2::TokenStream>().unwrap();
+    let ident = tokens.into_iter().next().unwrap();
+    assert_eq!("𓀕", ident.span().source_text().unwrap()); // FIXME
+}
+
 #[test]
 fn roundtrip() {
     fn roundtrip(p: &str) {