Add integration tests

phpunit.xml

@@ -12,6 +12,9 @@
     <testsuite name="Unit">
       <directory suffix="Test.php">./tests/Unit</directory>
     </testsuite>
+    <testsuite name="Integration">
+      <directory suffix="Test.php">./tests/Integration</directory>
+    </testsuite>
   </testsuites>
   <coverage />
   <source>

tests/Integration/EventIntegrationTest.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Tests\Tempest\Integration;
+
+use App\Events\ItHappened;
+use App\Events\MyEventHandler;
+use Tests\Tempest\IntegrationTest;
+use function Tempest\event;
+
+class EventIntegrationTest extends IntegrationTest
+{
+    public function test_event(): void
+    {
+        MyEventHandler::$itHappened = false;
+
+        event(new ItHappened());
+
+        $this->assertTrue(MyEventHandler::$itHappened);
+    }
+}

tests/IntegrationTest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Tempest;
+
+use PHPUnit\Framework\TestCase;
+use Tempest\AppConfig;
+use Tempest\Container\Container;
+use Tempest\Discovery\DiscoveryLocation;
+use Tempest\Kernel;
+
+abstract class IntegrationTest extends TestCase
+{
+    protected AppConfig $appConfig;
+    protected Kernel $kernel;
+    protected Container $container;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->appConfig = new AppConfig(
+            root: __DIR__ . '/..',
+            discoveryCache: true,
+            discoveryLocations: [
+                new DiscoveryLocation(
+                    'App\\',
+                    __DIR__ . '/../app/',
+                ),
+            ],
+        );
+
+        $this->kernel = new Kernel($this->appConfig);
+        $this->container = $this->kernel->init();
+    }
+}