fix tests and change invitation mechanics

test/editor-ui.test.js

@@ -1013,10 +1013,13 @@ test('shared drafts use guarded server saves, preserve the creator and retain un
 test('sharing a local draft asks before sending and opens a separate shared copy', async () => {
   const h = buildEditorContext();
   const sharedIds = [];
+  const code = Array(5).fill('🐦');
+  let chosen = null;
   h.context.confirm = () => false;
   h.context.Wegwichtel.Groups = {
     shareButton(action) { const button = new FakeElement('', 'button'); button.dataset.editorAction = action; return button; },
-    async share(id) { sharedIds.push(id); }
+    async chooseCode() { return chosen; },
+    async share(id, selected) { assert.equal(selected, code); sharedIds.push(id); }
   };
   await loadI18n(h.context);
   const filename = path.join(root, 'public/js/editor-ui.js');
@@ -1027,6 +1030,10 @@ test('sharing a local draft asks before sending and opens a separate shared copy
   list.dispatchEvent(pointerEvent(item.children[1].children[1]));
   for (let i = 0; i < 4; i += 1) await tick();
   assert.equal(h.calls.some(call => call.method === 'POST'), false);
+  chosen = code;
+  list.dispatchEvent(pointerEvent(item.children[1].children[1]));
+  for (let i = 0; i < 4; i += 1) await tick();
+  assert.equal(h.calls.some(call => call.method === 'POST'), false, 'declining transfer sends nothing');
   h.context.confirm = () => true;
   list.dispatchEvent(pointerEvent(item.children[1].children[1]));
   list.dispatchEvent(pointerEvent(item.children[1].children[1]));