Remove iterator from UniqueStringBagTest

Author: cicnavi

src/ValueAbstracts/UniqueStringBag.php

@@ -4,10 +4,7 @@
 
 namespace SimpleSAML\OpenID\ValueAbstracts;
 
-/**
- * @implements \IteratorAggregate<int, string>
- */
-class UniqueStringBag implements \JsonSerializable, \IteratorAggregate
+class UniqueStringBag implements \JsonSerializable
 {
     /**
      * @var string[]
@@ -22,15 +19,6 @@ public function __construct(
     }
 
 
-    /**
-     * @return \ArrayIterator<int, string>
-     */
-    public function getIterator(): \ArrayIterator
-    {
-        return new \ArrayIterator($this->values);
-    }
-
-
     /**
      * @return string[]
      */

tests/src/ValueAbstracts/UniqueStringBagTest.php

@@ -23,17 +23,8 @@ protected function sut(
     }
 
 
-    public function testIsIterable(): void
+    public function testCanCreateInstance(): void
     {
-        $bag = $this->sut();
-
-        $this->assertInstanceOf(\Traversable::class, $bag);
-
-        $result = [];
-        foreach ($bag as $item) {
-            $result[] = $item;
-        }
-
-        $this->assertSame(['foo', 'bar'], $result);
+        $this->assertInstanceOf(UniqueStringBag::class, $this->sut());
     }
 }