1 files changed, 11 insertions, 0 deletions
diff --git a/vendor/line-index/src/tests.rs b/vendor/line-index/src/tests.rs
new file mode 100644
index 000000000..31c01c20e
--- /dev/null
+++ b/vendor/line-index/src/tests.rs
@@ -0,0 +1,11 @@
+use super::LineIndex;
+
+#[test]
+fn test_empty_index() {
+    let col_index = LineIndex::new(
+        "
+const C: char = 'x';
+",
+    );
+    assert_eq!(col_index.line_wide_chars.len(), 0);
+}