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tests/Kernel/MigratorTest.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Kernel;
+
+use Netig\Netslim\Kernel\Persistence\Infrastructure\Migrator;
+use PDO;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Tests unitaires pour Migrator.
+ *
+ * Vérifie que run() crée la table de suivi, exécute uniquement les migrations
+ * en attente puis agrège correctement les migrations du socle (`Identity`,
+ * `Settings`, `AuditLog`, `Notifications`, `Taxonomy`, `Media`).
+ */
+#[\PHPUnit\Framework\Attributes\AllowMockObjectsWithoutExpectations]
+final class MigratorTest extends TestCase
+{
+    private PDO $db;
+
+    protected function setUp(): void
+    {
+        $this->db = new PDO('sqlite::memory:', options: [
+            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+        ]);
+    }
+
+    public function testRunCreatesMigrationsTable(): void
+    {
+        Migrator::run($this->db);
+
+        $stmt = $this->db->query("SELECT name FROM sqlite_master WHERE type='table' AND name='migrations'");
+        self::assertNotFalse($stmt->fetchColumn(), 'La table migrations doit exister après run().');
+    }
+
+    public function testRunIsIdempotent(): void
+    {
+        Migrator::run($this->db);
+        Migrator::run($this->db);
+
+        $this->addToAssertionCount(1);
+    }
+
+    public function testAlreadyAppliedMigrationIsSkipped(): void
+    {
+        Migrator::run($this->db);
+        $before = $this->countMigrations();
+
+        $stmt = $this->db->prepare('INSERT INTO migrations (version, run_at) VALUES (:v, :r)');
+        $stmt->execute([':v' => '999_future_migration', ':r' => date('Y-m-d H:i:s')]);
+
+        Migrator::run($this->db);
+        $after = $this->countMigrations();
+
+        self::assertSame($before + 1, $after);
+    }
+
+    public function testRunRecordsModuleMigrationsInTable(): void
+    {
+        Migrator::run($this->db);
+
+        self::assertGreaterThan(0, $this->countMigrations(), 'Au moins une migration du socle doit être enregistrée.');
+    }
+
+    public function testRunCreatesCoreModuleTables(): void
+    {
+        Migrator::run($this->db);
+
+        foreach (['users', 'password_resets', 'rate_limits', 'settings', 'audit_log', 'notification_dispatches', 'categories', 'media'] as $table) {
+            $stmt = $this->db->query(sprintf("SELECT name FROM sqlite_master WHERE type='table' AND name='%s'", $table));
+            self::assertNotFalse($stmt->fetchColumn(), sprintf('La table %s doit exister après run().', $table));
+        }
+    }
+
+    private function countMigrations(): int
+    {
+        return (int) $this->db->query('SELECT COUNT(*) FROM migrations')->fetchColumn();
+    }
+}