From 3e0f2a0346085427ae0e82e7436a05cae3dd2b77 Mon Sep 17 00:00:00 2001
From: Exanlv <51094537+Exanlv@users.noreply.github.com>
Date: Tue, 14 Jul 2026 20:16:06 +0200
Subject: [PATCH 1/2] Return default empty value for generator return type

---
 src/MockedClass.php                             | 5 +++++
 tests/Components/TestDefaultReturns.php         | 6 ++++++
 tests/Documentation/DefaultReturnValuesTest.php | 2 ++
 3 files changed, 13 insertions(+)

diff --git a/src/MockedClass.php b/src/MockedClass.php
index 44775a0..70e1bc4 100644
--- a/src/MockedClass.php
+++ b/src/MockedClass.php
@@ -12,6 +12,7 @@
 use Exan\Moock\Dto\MethodCall;
 use Exan\Moock\Expector\MockExpector;
 use Exan\Moock\Properties\MockPropertyValue;
+use Generator;
 use ReflectionClass;
 use ReflectionMethod;
 use ReflectionNamedType;
@@ -161,6 +162,10 @@ private function getDefault(string $method): mixed
             DateTimeImmutable::class => fn () => new DateTimeImmutable(),
             DateInterval::class => fn () => DateInterval::createFromDateString('1 day'),
             DatePeriod::class => fn () => DatePeriod::createFromISO8601String('R1337/2026-02-24T00:00:00Z/P1Y'),
+
+            Generator::class => function (): Generator {
+                yield from [];
+            }
         ];
 
         if (isset($returns[$plainType])) {
diff --git a/tests/Components/TestDefaultReturns.php b/tests/Components/TestDefaultReturns.php
index e87debd..e96a8b2 100644
--- a/tests/Components/TestDefaultReturns.php
+++ b/tests/Components/TestDefaultReturns.php
@@ -8,6 +8,7 @@
 use DatePeriod;
 use DateTime;
 use DateTimeImmutable;
+use Generator;
 use stdClass;
 
 class TestDefaultReturns
@@ -126,4 +127,9 @@ public function returnUserServiceInterface(): UserServiceInterface
     {
         return new UserService();
     }
+
+    public function returnGenerator(): Generator
+    {
+        yield 'value';
+    }
 }
diff --git a/tests/Documentation/DefaultReturnValuesTest.php b/tests/Documentation/DefaultReturnValuesTest.php
index b874cbf..29ca724 100644
--- a/tests/Documentation/DefaultReturnValuesTest.php
+++ b/tests/Documentation/DefaultReturnValuesTest.php
@@ -52,6 +52,8 @@ public function it_returns_hardcoded_values_for_basic_types(): void
         $this->assertInstanceOf(DateTimeImmutable::class, $mock->returnDateTimeImmutable());
         $this->assertInstanceOf(DateInterval::class, $mock->returnDateInterval());
         $this->assertInstanceOf(DatePeriod::class, $mock->returnDatePeriod());
+
+        $this->assertEmpty(iterator_to_array($mock->returnGenerator()));
     }
 
     #[Example('Returning mocked objects', 'If a method has a return type of an object, a mocked instance will be returned. It will return the same mock each time, so it can be used for assertions too.')]

From 0d6f0d890f47379eef8e2857711081d10fc5dd7b Mon Sep 17 00:00:00 2001
From: Exanlv <51094537+Exanlv@users.noreply.github.com>
Date: Tue, 14 Jul 2026 20:17:14 +0200
Subject: [PATCH 2/2] Move assertion to better place

---
 tests/Documentation/DefaultReturnValuesTest.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tests/Documentation/DefaultReturnValuesTest.php b/tests/Documentation/DefaultReturnValuesTest.php
index 29ca724..fd98ab1 100644
--- a/tests/Documentation/DefaultReturnValuesTest.php
+++ b/tests/Documentation/DefaultReturnValuesTest.php
@@ -35,6 +35,7 @@ public function it_returns_hardcoded_values_for_basic_types(): void
 
         $this->assertEquals([], $mock->returnArray());
         $this->assertEquals([], $mock->returnIterable());
+        $this->assertEmpty(iterator_to_array($mock->returnGenerator()));
 
         // These objects do not have any properties
         $this->assertInstanceOf(stdClass::class, $mock->returnObject());
@@ -52,8 +53,6 @@ public function it_returns_hardcoded_values_for_basic_types(): void
         $this->assertInstanceOf(DateTimeImmutable::class, $mock->returnDateTimeImmutable());
         $this->assertInstanceOf(DateInterval::class, $mock->returnDateInterval());
         $this->assertInstanceOf(DatePeriod::class, $mock->returnDatePeriod());
-
-        $this->assertEmpty(iterator_to_array($mock->returnGenerator()));
     }
 
     #[Example('Returning mocked objects', 'If a method has a return type of an object, a mocked instance will be returned. It will return the same mock each time, so it can be used for assertions too.')]