fix import av csv

tests/csv_import.test.js

@@ -34,6 +34,27 @@ test("driver CSV import creates classes and merges exported or external rows saf
   assert.equal(result.drivers.find((item) => item.transponder === "222")?.classId, "class_1");
 });
 
+test("minimal driver CSV ignores missing optional fields and skips nameless rows", () => {
+  const result = importDriversCsv(
+    "namn;transponder;klass;fält_från_annat_system\nAnna Andersson;123456;2WD;ignoreras\n;999999;4WD;ignoreras",
+    {
+      classes: [],
+      drivers: [],
+      uid: makeUid(),
+    }
+  );
+
+  assert.equal(result.added, 1);
+  assert.equal(result.updated, 0);
+  assert.equal(result.skipped, 1);
+  assert.equal(result.drivers[0].name, "Anna Andersson");
+  assert.equal(result.drivers[0].transponder, "123456");
+  assert.equal(result.drivers[0].brand, "");
+  assert.equal(result.drivers[0].club, "");
+  assert.equal(result.drivers[0].country, "");
+  assert.equal(result.classes[0].name, "2WD");
+});
+
 test("car CSV import matches transponders and skips nameless rows", () => {
   const result = importCarsCsv(
     "name,brand,transponder\nUpdated Car,,123\nNew Car,Schumacher,456\n,Missing,789",