Ajout tests

.gitignore

@@ -1,2 +1,3 @@
 /vendor/
 /.phpunit.cache/
+/var/db.sqlite

src/CsvDataImporter.php

@@ -38,7 +38,7 @@ private function importData(array $records): void
         try {
             $this->db->beginTransaction();
 
-            $this->db->exec('TRUNCATE imported');
+            $this->db->exec('DELETE FROM imported');
 
             foreach ($records as $record) {
                 $this->db->prepare('INSERT INTO imported VALUES (?, ?, ?)')

src/Repository.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace solid;
+
+use PDO;
+
+class Repository
+{
+    private PDO $db;
+
+    public function __construct(PDO $db)
+    {
+        $this->db = $db;
+    }
+
+    public function getCount(): int
+    {
+        $data = $this->db->query('SELECT COUNT(*) AS nb FROM imported')->fetch();
+
+        return (int) $data['nb'];
+    }
+}

tests/CsvDataImporterTest.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace tests;
+
+use PHPUnit\Framework\TestCase;
+use solid\CsvDataImporter;
+use solid\Repository;
+
+class CsvDataImporterTest extends TestCase
+{
+    public function testImport(): void
+    {
+        $db = TestsFacility::createDb();
+        $importer = new CsvDataImporter($db);
+        $importer->import('var/import/data.csv');
+
+        $repository = new Repository($db);
+        $this->assertSame(3, $repository->getCount());
+    }
+}

tests/TestsFacility.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace tests;
+
+use PDO;
+
+class TestsFacility
+{
+    public static function createDb(): PDO
+    {
+        $exists = is_file('var/db.sqlite');
+
+        $db = new PDO('sqlite:var/db.sqlite', null, null, [
+            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
+        ]);
+
+        if (! $exists) {
+            self::loadFixtures($db);
+        }
+
+        return $db;
+    }
+
+    private static function loadFixtures(PDO $db): void
+    {
+        $db->exec('CREATE TABLE imported (
+            champ1 TINYTEXT NOT NULL,
+            champ2 TINYTEXT NOT NULL,
+            champ3 TINYTEXT NOT NULL
+        )');
+    }
+}