test flushing logger shared context (#514)

* test flushing logger shared context

* ignore Laravel 8

* style

tests/Listeners/FlushLogContextTest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Laravel\Octane\Listeners;
+
+use Illuminate\Foundation\Application;
+use Illuminate\Http\Request;
+use Laravel\Octane\Tests\TestCase;
+
+class FlushLogContextTest extends TestCase
+{
+    public function test_shared_context_is_flushed()
+    {
+        if (version_compare(Application::VERSION, '9.0.0', '<')) {
+            $this->markTestSkipped('Shared context is only supported in Laravel 9+');
+        }
+
+        [$app, $worker, $client] = $this->createOctaneContext([
+            Request::create('/', 'GET'),
+        ]);
+        $app['router']->middleware('web')->get('/', function () {
+            // ..
+        });
+        $log = $app['log'];
+        $log->shareContext(['shared' => 'context']);
+
+        $this->assertSame(['shared' => 'context'], $log->sharedContext());
+
+        $worker->run();
+
+        $this->assertSame([], $log->sharedContext());
+    }
+}