Initial commit

step5-wrapping-up-with-unit-tests/tests/src/Unit/Wrapper/ArticleWrapperTest.php

@@ -0,0 +1,73 @@
+<?php
+
+namespace Drupal\Tests\my_module\Unit\Wrapper;
+
+use Drupal\Component\Datetime\TimeInterface;
+use Drupal\my_module\Wrapper\ArticleWrapper;
+use Drupal\node\NodeInterface;
+use Drupal\Tests\UnitTestCase;
+
+class ArticleWrapperTest extends UnitTestCase {
+
+  private $time;
+
+  protected function setUp() {
+    $this->time = $this->createMock(TimeInterface::class);
+  }
+
+  /** @test */
+  public function it_returns_the_article() {
+    $article = $this->createMock(NodeInterface::class);
+    $article->method('id')->willReturn(5);
+    $article->method('bundle')->willReturn('article');
+
+    $articleWrapper = new ArticleWrapper($this->time, $article);
+
+    $this->assertInstanceOf(NodeInterface::class, $articleWrapper->getOriginal());
+    $this->assertSame(5, $articleWrapper->getOriginal()->id());
+    $this->assertSame('article', $articleWrapper->getOriginal()->bundle());
+  }
+
+  /** @test */
+  public function it_throws_an_exception_if_the_node_is_not_an_article() {
+    $this->expectException(\InvalidArgumentException::class);
+
+    $page = $this->createMock(NodeInterface::class);
+    $page->method('bundle')->willReturn('page');
+
+    new ArticleWrapper($this->time, $page);
+  }
+
+  /**
+   * @test
+   * @dataProvider articleCreatedDateProvider
+   */
+  public function articles_created_less_than_3_days_ago_are_not_publishable(
+    string $offset,
+    bool $expected
+  ) {
+    $this->time->method('getRequestTime')->willReturn(
+      (new \DateTime())->getTimestamp()
+    );
+
+    $article = $this->createMock(NodeInterface::class);
+    $article->method('bundle')->willReturn('article');
+
+    $article->method('getCreatedTime')->willReturn(
+      (new \DateTime())->modify($offset)->getTimestamp()
+    );
+
+    $articleWrapper = new ArticleWrapper($this->time, $article);
+
+    $this->assertSame($expected, $articleWrapper->isPublishable());
+  }
+
+  public function articleCreatedDateProvider() {
+    return [
+      ['-1 day', FALSE],
+      ['-2 days 59 minutes', FALSE],
+      ['-3 days', TRUE],
+      ['-1 week', TRUE],
+    ];
+  }
+}