Release v2.0.0

src-tauri/tests/configuration_transaction_tests.rs

@@ -38,6 +38,26 @@ fn interrupted_commit_restores_primary_and_backup_before_next_read() {
     assert!(fixture.storage.read_profiles().unwrap().is_empty());
 }
 
+#[test]
+fn rollback_leaves_unchanged_files_in_place() {
+    let fixture = Fixture::new();
+    let path = &fixture.storage.paths().profiles_file;
+    let transaction = ConfigurationTransaction::begin(&fixture.storage, None).unwrap();
+    // Deny replacement on Windows, while allowing the recovery code to read.
+    let mut options = fs::OpenOptions::new();
+    options.read(true);
+    #[cfg(windows)]
+    {
+        use std::os::windows::fs::OpenOptionsExt;
+        options.share_mode(1);
+    }
+    let held = options.open(path).unwrap();
+    let modified = held.metadata().unwrap().modified().unwrap();
+    transaction.abort().unwrap();
+    assert_eq!(fs::metadata(path).unwrap().modified().unwrap(), modified);
+    assert!(read_guard(&fixture.storage).is_ok());
+}
+
 #[test]
 fn shared_lock_rejects_second_writer_and_reader() {
     let fixture = Fixture::new();