feat : parser SerieBoucles dans EarTagSeriesDto typé (#4)

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|------------------|-----------------|
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## Description de la PR

## Modification du .env

## Check list

- [ ] Pas de régression
- [ ] TU/TI/TF rédigée
- [ ] TU/TI/TF OK
- [ ] CHANGELOG modifié

Reviewed-on: #4
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

tests/Unit/Bovin/Dto/EarTagSeriesDtoTest.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Malio\EdnotifBundle\Tests\Unit\Bovin\Dto;
+
+use Malio\EdnotifBundle\Bovin\Dto\EarTagSeriesDto;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @internal
+ */
+#[CoversClass(EarTagSeriesDto::class)]
+final class EarTagSeriesDtoTest extends TestCase
+{
+    public function testEndNumberComputesStartPlusQuantityMinusOne(): void
+    {
+        $series = new EarTagSeriesDto(
+            countryCode: 'FR',
+            startNumber: '0012345678',
+            quantity: 50,
+        );
+
+        self::assertSame('0012345727', $series->endNumber());
+    }
+
+    public function testEndNumberPreservesLeadingZeroPadding(): void
+    {
+        $series = new EarTagSeriesDto(
+            countryCode: 'FR',
+            startNumber: '0000000001',
+            quantity: 5,
+        );
+
+        self::assertSame('0000000005', $series->endNumber());
+    }
+
+    public function testEndNumberWithQuantityOneEqualsStartNumber(): void
+    {
+        $series = new EarTagSeriesDto(
+            countryCode: 'FR',
+            startNumber: '0012345678',
+            quantity: 1,
+        );
+
+        self::assertSame('0012345678', $series->endNumber());
+    }
+}