1 files changed, 25 insertions, 0 deletions
diff --git a/src/tools/cargo/crates/rustfix/tests/edge_cases.rs b/src/tools/cargo/crates/rustfix/tests/edge_cases.rs
new file mode 100644
index 000000000..42d1e405a
--- /dev/null
+++ b/src/tools/cargo/crates/rustfix/tests/edge_cases.rs
@@ -0,0 +1,25 @@
+use rustfix;
+use std::collections::HashSet;
+use std::fs;
+
+macro_rules! expect_empty_json_test {
+    ($name:ident, $file:expr) => {
+        #[test]
+        fn $name() {
+            let json = fs::read_to_string(concat!("./tests/edge-cases/", $file)).unwrap();
+            let expected_suggestions = rustfix::get_suggestions_from_json(
+                &json,
+                &HashSet::new(),
+                rustfix::Filter::Everything,
+            )
+            .unwrap();
+            assert!(expected_suggestions.is_empty());
+        }
+    };
+}
+
+expect_empty_json_test! {out_of_bounds_test, "out_of_bounds.recorded.json"}
+expect_empty_json_test! {utf8_identifiers_test, "utf8_idents.recorded.json"}
+expect_empty_json_test! {empty, "empty.json"}
+expect_empty_json_test! {no_main, "no_main.json"}
+expect_empty_json_test! {indented_whitespace, "indented_whitespace.json"}