wip: migrate to bun

test/differenceWith.spec.ts

@@ -0,0 +1,29 @@
+import assert from 'node:assert';
+import lodashStable from 'lodash';
+import { LARGE_ARRAY_SIZE, stubOne } from './utils';
+import differenceWith from '../src/differenceWith';
+
+describe('differenceWith', () => {
+    it('should work with a `comparator`', () => {
+        const objects = [
+                { x: 1, y: 2 },
+                { x: 2, y: 1 },
+            ],
+            actual = differenceWith(objects, [{ x: 1, y: 2 }], lodashStable.isEqual);
+
+        assert.deepStrictEqual(actual, [objects[1]]);
+    });
+
+    it('should preserve the sign of `0`', () => {
+        const array = [-0, 1],
+            largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubOne),
+            others = [[1], largeArray],
+            expected = lodashStable.map(others, lodashStable.constant(['-0']));
+
+        const actual = lodashStable.map(others, (other) =>
+            lodashStable.map(differenceWith(array, other, lodashStable.eq), lodashStable.toString),
+        );
+
+        assert.deepStrictEqual(actual, expected);
+    });
+});