issues/27: autotest foundation — TestTraceProcessor, PHPUnit suites, CI coverage

tests/Unit/Log/TestTraceProcessorTest.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Log;
+
+use App\Log\TestTraceProcessor;
+use Monolog\Level;
+use Monolog\LogRecord;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+final class TestTraceProcessorTest extends TestCase
+{
+    public function testAddsExtraWhenAutoTestHeaderPresent(): void
+    {
+        $request = Request::create('/api/test', 'GET');
+        $request->headers->set('X-Is-Auto-Test', 'true');
+        $request->headers->set('X-Test-Trace-Id', 'run-42');
+
+        $stack = new RequestStack();
+        $stack->push($request);
+
+        $processor = new TestTraceProcessor($stack);
+        $record = new LogRecord(new \DateTimeImmutable(), 'app', Level::Info, 'msg');
+
+        $out = $processor($record);
+
+        self::assertTrue($out->extra['is_test']);
+        self::assertSame('run-42', $out->extra['test_trace_id']);
+    }
+
+    public function testLeavesRecordUntouchedWithoutHeader(): void
+    {
+        $stack = new RequestStack();
+        $processor = new TestTraceProcessor($stack);
+        $record = new LogRecord(new \DateTimeImmutable(), 'app', Level::Info, 'msg', extra: ['foo' => 1]);
+
+        $out = $processor($record);
+
+        self::assertSame(['foo' => 1], $out->extra);
+    }
+}