wip: migrate to bun

test/join.spec.ts

@@ -0,0 +1,20 @@
+import assert from 'node:assert';
+import join from '../src/join';
+
+describe('join', () => {
+    const array = ['a', 'b', 'c'];
+
+    it('should return join all array elements into a string', () => {
+        assert.strictEqual(join(array, '~'), 'a~b~c');
+    });
+
+    it('should return an unwrapped value when implicitly chaining', () => {
+        const wrapped = _(array);
+        assert.strictEqual(wrapped.join('~'), 'a~b~c');
+        assert.strictEqual(wrapped.value(), array);
+    });
+
+    it('should return a wrapped value when explicitly chaining', () => {
+        assert.ok(_(array).chain().join('~') instanceof _);
+    });
+});