80 lines
2.5 KiB
PHP
80 lines
2.5 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Cheeper\Tests\Application;
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use Cheeper\Application\FollowCommand;
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use Cheeper\Application\FollowCommandHandler;
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use Cheeper\DomainModel\Author\Author;
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use Cheeper\DomainModel\Author\AuthorDoesNotExist;
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use Cheeper\DomainModel\Author\AuthorRepository;
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use Cheeper\DomainModel\Follow\FollowRepository;
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use Cheeper\Infrastructure\Persistence\InMemoryAuthorRepository;
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use Cheeper\Infrastructure\Persistence\InMemoryFollowRepository;
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use Cheeper\Tests\DomainModel\Author\AuthorTestDataBuilder;
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use PHPUnit\Framework\TestCase;
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final class FollowCommandHandlerTest extends TestCase
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{
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private AuthorRepository $authorRepository;
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private FollowRepository $followRepository;
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private FollowCommandHandler $followCommandHandler;
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protected function setUp(): void
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{
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$this->authorRepository = new InMemoryAuthorRepository();
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$this->followRepository = new InMemoryFollowRepository();
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$this->followCommandHandler = new FollowCommandHandler($this->authorRepository, $this->followRepository);
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}
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/** @test */
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public function givenANonExistingAuthorWhenFollowUseCaseIsExecutedThenAnExceptionShouldBeThrown(): void
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{
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$this->expectException(AuthorDoesNotExist::class);
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$this->follow(
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AuthorTestDataBuilder::anAuthor()->build(),
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AuthorTestDataBuilder::anAuthor()->build(),
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);
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}
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/** @test */
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public function givenANonExistingAuthorToFollowWhenFollowUseCaseIsExecutedThenAnExceptionShouldBeThrown(): void
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{
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$this->expectException(AuthorDoesNotExist::class);
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$author = AuthorTestDataBuilder::anAuthor()->build();
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$this->authorRepository->add($author);
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$this->follow(
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$author,
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AuthorTestDataBuilder::anAuthor()->build(),
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);
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}
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/** @test */
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public function givenTwoExistingAuthorsWhenFollowUseCaseIsExecutedThenAnExceptionShouldBeThrown(): void
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{
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$fromAuthor = AuthorTestDataBuilder::anAuthor()->build();
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$toAuthor = AuthorTestDataBuilder::anAuthor()->build();
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$this->authorRepository->add($fromAuthor);
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$this->authorRepository->add($toAuthor);
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$this->follow($fromAuthor, $toAuthor);
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$follows = $this->followRepository->toAuthorId($toAuthor->authorId());
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$this->assertCount(1, $follows);
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}
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private function follow(Author $fromAuthor, Author $toAuthor): void
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{
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($this->followCommandHandler)(
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new FollowCommand($fromAuthor->authorId()->id, $toAuthor->authorId()->id)
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);
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}
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} |