Working state

tests/Post/PostServiceCoverageTest.php

@@ -0,0 +1,66 @@
+<?php
+declare(strict_types=1);
+
+namespace Tests\Post;
+
+use App\Post\Post;
+use App\Post\PostRepositoryInterface;
+use App\Post\PostService;
+use App\Shared\Html\HtmlSanitizerInterface;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+#[\PHPUnit\Framework\Attributes\AllowMockObjectsWithoutExpectations]
+final class PostServiceCoverageTest extends TestCase
+{
+    /** @var PostRepositoryInterface&MockObject */
+    private PostRepositoryInterface $repository;
+
+    /** @var HtmlSanitizerInterface&MockObject */
+    private HtmlSanitizerInterface $sanitizer;
+
+    private PostService $service;
+
+    protected function setUp(): void
+    {
+        $this->repository = $this->createMock(PostRepositoryInterface::class);
+        $this->sanitizer = $this->createMock(HtmlSanitizerInterface::class);
+        $this->service = new PostService($this->repository, $this->sanitizer);
+    }
+
+    public function testGetAllPostsPassesCategoryIdToRepository(): void
+    {
+        $posts = [$this->makePost(1, 'Titre', 'titre')];
+        $this->repository->expects($this->once())->method('findAll')->with(9)->willReturn($posts);
+
+        self::assertSame($posts, $this->service->getAllPosts(9));
+    }
+
+    public function testGetRecentPostsPassesLimitToRepository(): void
+    {
+        $posts = [$this->makePost(2, 'Titre', 'titre-2')];
+        $this->repository->expects($this->once())->method('findRecent')->with(7)->willReturn($posts);
+
+        self::assertSame($posts, $this->service->getRecentPosts(7));
+    }
+
+    public function testCreatePostAddsNumericSuffixWhenBaseSlugAlreadyExists(): void
+    {
+        $this->sanitizer->expects($this->once())->method('sanitize')->with('<p>Brut</p>')->willReturn('<p>Sur</p>');
+        $this->repository->expects($this->exactly(2))
+            ->method('slugExists')
+            ->withAnyParameters()
+            ->willReturnOnConsecutiveCalls(true, false);
+        $this->repository->expects($this->once())
+            ->method('create')
+            ->with($this->isInstanceOf(Post::class), 'mon-titre-1', 4, 8)
+            ->willReturn(99);
+
+        self::assertSame(99, $this->service->createPost('Mon titre', '<p>Brut</p>', 4, 8));
+    }
+
+    private function makePost(int $id, string $title, string $slug, string $content = '<p>Contenu</p>'): Post
+    {
+        return new Post($id, $title, $content, $slug);
+    }
+}