test: expose upstream codeception sprintf bug

tests/Unit/ReportPrinterSprintfBugTest.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace WebProject\Codeception\Module\AiReporter\Tests\Unit;
+
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Exposes the upstream Codeception 5 ArgumentCountError in `Codeception\Reporter\ReportPrinter`
+ * using the `--report` cli flag when a test name contains a `%`.
+ *
+ * @see https://github.com/Codeception/Codeception/pull/6927
+ */
+class ReportPrinterSprintfBugTest extends TestCase
+{
+    /**
+     * @dataProvider provideEscapedPercentInNameCases
+     */
+    public function testEscapedPercentInName(int $value): void
+    {
+        self::assertSame(1, $value);
+    }
+
+    /**
+     * @return array<string, array<int>>
+     */
+    public static function provideEscapedPercentInNameCases(): iterable
+    {
+        return [
+            // This test is expected to fail with `ArgumentCountError` due to a bug in Codeception ReportPrinter
+            '100% coverage' => [1],
+        ];
+    }
+}