test: Set::keys() and Set::values() returns the same value

rudashi · Sep 27, 2024 · 7c428ff · 7c428ff
1 parent 82cd6f5
commit 7c428ff
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/tests/Unit/SetTest.php b/tests/Unit/SetTest.php
@@ -387,6 +387,14 @@
             ->current()?->toBe('foo')
             ->next()?->toBe('bar');
     });
+
+    test('keys are equivalent to values()', function () {
+        $set = new Set(['foo' => 'bar']);
+
+        expect($set->keys())
+            ->toBeInstanceOf(SetIterator::class)
+            ->toArray()->toBe($set->values()->toArray());
+    });
 });
 
 describe('values', function () {
@@ -411,6 +419,14 @@
             ->current()?->toBe('bar')
             ->next()?->toBe('boo');
     });
+
+    test('is equivalent to keys() method', function () {
+        $set = new Set(['foo', 'bar']);
+
+        expect($set->values())
+            ->toBeInstanceOf(SetIterator::class)
+            ->toArray()->toBe($set->keys()->toArray());
+    });
 });
 
 describe('magic methods', function () {