fix(jazz-tools/tools): explicit loadAs in CoList.upsertUnique to use it without loaded context

.changeset/lucky-wasps-rhyme.md

@@ -0,0 +1,5 @@
+---
+"jazz-tools": patch
+---
+
+Explicit loadAs in CoList.upsertUnique to use it without loaded context

packages/jazz-tools/src/tools/coValues/coList.ts

@@ -621,7 +621,11 @@ export class CoList<out Item = any> extends Array<Item> implements CoValue {
       resolve?: RefsToResolveStrict<L, R>;
     },
   ): Promise<Resolved<L, R> | null> {
-    let listId = CoList._findUnique(options.unique, options.owner.id);
+    const listId = CoList._findUnique(
+      options.unique,
+      options.owner.id,
+      options.owner._loadedAs,
+    );
     let list: Resolved<L, R> | null = await loadCoValueWithoutMe(this, listId, {
       ...options,
       loadAs: options.owner._loadedAs,

packages/jazz-tools/src/tools/tests/coList.test.ts

@@ -3,6 +3,7 @@ import { assert, beforeEach, describe, expect, test, vi } from "vitest";
 import { Account, Group, subscribeToCoValue, z } from "../index.js";
 import {
   Loaded,
+  activeAccountContext,
   co,
   coValueClassFromCoValueClassOrSchema,
 } from "../internal.js";
@@ -906,6 +907,29 @@ describe("CoList unique methods", () => {
     expect(result?.[2]).toBe("item3");
   });
 
+  test("upsertUnique without an active account", async () => {
+    const account = activeAccountContext.get();
+    activeAccountContext.set(null);
+
+    const ItemList = co.list(z.string());
+
+    const sourceData = ["item1", "item2", "item3"];
+
+    const result = await ItemList.upsertUnique({
+      value: sourceData,
+      unique: "new-list",
+      owner: account,
+    });
+
+    expect(result).not.toBeNull();
+    expect(result?.length).toBe(3);
+    expect(result?.[0]).toBe("item1");
+    expect(result?.[1]).toBe("item2");
+    expect(result?.[2]).toBe("item3");
+
+    expect(result?._owner).toEqual(account);
+  });
+
   test("upsertUnique updates existing list", async () => {
     const ItemList = co.list(z.string());
     const group = Group.create();