remove phpunit polyfills

composer.json

@@ -28,7 +28,6 @@
     },
     "require-dev": {
         "producer/producer": "^2.3",
-        "yoast/phpunit-polyfills": "^2.0",
         "phpunit/phpunit": "^9.0 || ^10.0",
         "phpstan/phpstan": "^1.11.1"
     },

tests/AbstractContainerConfigTestCase.php

@@ -8,7 +8,7 @@
  */
 namespace Aura\Di;
 
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 /**
  *
@@ -36,7 +36,7 @@ abstract class AbstractContainerConfigTestCase extends TestCase
      * @return null
      *
      */
-    protected function set_up()
+    protected function setUp(): void
     {
         $builder = new ContainerBuilder();
         $this->di = $builder->newConfiguredInstance(

tests/ContainerBuilderTest.php

@@ -2,7 +2,7 @@
 namespace Aura\Di;
 
 use Aura\Di\Fake\FakeParentClass;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class ContainerBuilderTest extends TestCase
 {
@@ -11,9 +11,9 @@ class ContainerBuilderTest extends TestCase
      */
     protected $builder;
 
-    protected function set_up()
+    protected function setUp(): void
     {
-        parent::set_up();
+        parent::setUp();
         $this->builder = new ContainerBuilder();
     }
 

tests/ContainerTest.php

@@ -6,12 +6,11 @@
 use Aura\Di\Fake\FakeMutationWithDependencyClass;
 use Aura\Di\Fake\FakeOtherClass;
 use Aura\Di\Fake\FakeParamsClass;
-use Aura\Di\Injection\InjectionFactory;
 use Aura\Di\Resolver\Blueprint;
 use Aura\Di\Resolver\Reflector;
 use Aura\Di\Resolver\Resolver;
 use PHPUnit\Framework\MockObject\MockObject;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class ContainerTest extends TestCase
 {
@@ -24,9 +23,9 @@ class ContainerTest extends TestCase
      */
     protected $container;
 
-    protected function set_up()
+    protected function setUp(): void
     {
-        parent::set_up();
+        parent::setUp();
         $this->resolver = new Resolver(new Reflector());
         $this->container = new Container($this->resolver);
     }

tests/Injection/LazyIncludeTest.php

@@ -3,7 +3,7 @@
 
 use Aura\Di\Resolver\Reflector;
 use Aura\Di\Resolver\Resolver;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class LazyIncludeTest extends TestCase
 {

tests/Injection/LazyRequireTest.php

@@ -3,7 +3,7 @@
 
 use Aura\Di\Resolver\Reflector;
 use Aura\Di\Resolver\Resolver;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class LazyRequireTest extends TestCase
 {

tests/ResolutionHelperTest.php

@@ -1,17 +1,17 @@
 <?php
 namespace Aura\Di;
 
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class ResolutionHelperTest extends TestCase
 {
     protected $container;
 
     protected $helper;
 
-    protected function set_up()
+    protected function setUp(): void
     {
-        parent::set_up();
+        parent::setUp();
         $this->container = $this->getMockBuilder(Container::class)
             ->disableOriginalConstructor()
             ->getMock();

tests/Resolver/AutoResolverTest.php

@@ -13,9 +13,9 @@ class AutoResolverTest extends ResolverTest
      */
     protected $resolver;
 
-    protected function set_up()
+    protected function setUp(): void
     {
-        parent::set_up();
+        parent::setUp();
         $this->resolver = new AutoResolver(new Reflector());
     }
 

tests/Resolver/ResolverTest.php

@@ -4,10 +4,9 @@
 use Aura\Di\Fake\FakeInterfaceClass1;
 use Aura\Di\Fake\FakeInterfaceClass2;
 use Aura\Di\Injection\Factory;
-use Aura\Di\Injection\InjectionFactory;
 use Aura\Di\Injection\Lazy;
 use Aura\Di\Injection\LazyGet;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use PHPUnit\Framework\TestCase;
 
 class ResolverTest extends TestCase
 {
@@ -16,9 +15,9 @@ class ResolverTest extends TestCase
      */
     protected $resolver;
 
-    protected function set_up()
+    protected function setUp(): void
     {
-        parent::set_up();
+        parent::setUp();
         $this->resolver = new Resolver(new Reflector());
     }