Move slides

test-driven-drupal/slides/code/1-example-test.txt

@@ -0,0 +1,13 @@
+// web/modules/custom/example/tests/src/Functional.
+
+namespace Drupal\Tests\example\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+class ExampleTest extends BrowserTestBase {
+
+  public function testSomething() {
+    $this->assertTrue(FALSE);
+  }
+
+}

test-driven-drupal/slides/code/1.txt

@@ -0,0 +1,6 @@
+# drupalcon.info.yml
+
+name: DrupalCon demo
+type: module
+core_version_requirement: ^10
+package: DrupalCon

test-driven-drupal/slides/code/10.txt

@@ -0,0 +1,30 @@
+// start code
+namespace Drupal\drupalcon\Repository;
+
+final class ArticleRepository {
+
+  public function getAll(): array {
+    return [];
+  }
+
+}
+// end code
+
+// start output
+F                                                                   1 / 1 (100%)
+
+Time: 00:00.266, Memory: 6.00 MB
+
+There was 1 failure:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+Failed asserting that actual size 0 matches expected size 1.
+// end output
+
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:121
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:55
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:20
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+FAILURES!
+Tests: 1, Assertions: 5, Failures: 1.

test-driven-drupal/slides/code/11.txt

@@ -0,0 +1,47 @@
+<?php
+
+// start code 1
+namespace Drupal\drupalcon\Repository;
+
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+
+final class ArticleRepository {
+
+  private EntityStorageInterface $nodeStorage;
+
+  public function __construct(
+    private EntityTypeManagerInterface $entityTypeManager,
+  ) {
+    $this->nodeStorage = $this->entityTypeManager->getStorage('node');
+  } // end code 1
+
+  // start code 2
+  public function getAll(): array {
+    return $this->nodeStorage->loadMultiple();
+  }
+
+}
+// end code 2
+
+---
+
+E                                                                   1 / 1 (100%)
+
+Time: 00:00.401, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+ArgumentCountError: Too few arguments to function Drupal\drupalcon\Repository\ArticleR
+epository::__construct(), 0 passed and exactly 1 expected
+
+/app/web/modules/custom/drupalcon/src/Repository/ArticleRepository.php:9
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:1140
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:586
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:531
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:15
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 4, Errors: 1.

test-driven-drupal/slides/code/12.txt

@@ -0,0 +1,41 @@
+// start services1
+# drupalcon.services.yml
+
+services:
+  Drupal\drupalcon\Repository\ArticleRepository:
+    autowire: true
+// end services1
+
+// start services2
+services:
+  Drupal\drupalcon\Repository\ArticleRepository:
+    arguments:
+      - '@entity_type.manager'
+// end services2
+
+---
+
+// start output
+E                                                                   1 / 1 (100%)
+
+Time: 00:00.405, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+Drupal\Component\Plugin\Exception\PluginNotFoundException:
+The "node" entity type does not exist.
+// end output
+
+/app/web/core/lib/Drupal/Core/Entity/EntityTypeManager.php:139
+/app/web/core/lib/Drupal/Core/Entity/EntityTypeManager.php:253
+/app/web/core/lib/Drupal/Core/Entity/EntityTypeManager.php:192
+/app/web/modules/custom/drupalcon/src/Repository/ArticleRepository.php:12
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:1140
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:586
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:531
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:15
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 4, Errors: 1.

test-driven-drupal/slides/code/13.txt

@@ -0,0 +1,25 @@
+// start test
+public static $modules = [
+  'drupalcon',
+  'node',
+];
+// end test
+
+// start output
+F                                                                   1 / 1 (100%)
+
+Time: 00:00.421, Memory: 6.00 MB
+
+There was 1 failure:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+Failed asserting that actual size 0 matches expected size 1.
+// end output
+
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:121
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:55
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:19
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+FAILURES!
+Tests: 1, Assertions: 9, Failures: 1.

test-driven-drupal/slides/code/14.txt

@@ -0,0 +1,40 @@
+namespace Drupal\Tests\drupalcon\Kernel;
+
+use Drupal\drupalcon\Repository\ArticleRepository;
+use Drupal\KernelTests\Core\Entity\EntityKernelTestBase;
+use Drupal\Tests\node\Traits\NodeCreationTrait;
+
+class ArticleRepositoryTest extends EntityKernelTestBase {
+
+  public static $modules = [
+    'drupalcon',
+    'node',
+  ];
+
+// start test
+  use NodeCreationTrait;
+
+  /** @test */
+  public function it_returns_blog_posts() {
+    $this->createNode(['type' => 'article']);
+
+    /** @var ArticleRepository */
+    $repository = $this->container->get(ArticleRepository::class);
+
+    $articles = $repository->getAll();
+
+    $this->assertCount(1, $articles);
+  }
+// end test
+
+}
+
+---
+
+// start output
+.                                                                   1 / 1 (100%)
+
+Time: 00:00.439, Memory: 6.00 MB
+
+OK (1 test, 11 assertions)
+// end output

test-driven-drupal/slides/code/15.txt

@@ -0,0 +1,49 @@
+<?php
+
+namespace Drupal\Tests\drupalcon\Kernel;
+
+use Drupal\drupalcon\Repository\ArticleRepository;
+use Drupal\KernelTests\Core\Entity\EntityKernelTestBase;
+use Drupal\node\NodeInterface;
+use Drupal\Tests\node\Traits\NodeCreationTrait;
+
+class ArticleRepositoryTest extends EntityKernelTestBase {
+
+  use NodeCreationTrait;
+
+  public static $modules = [
+    'drupalcon',
+    'node',
+  ];
+
+  /** @test */
+  public function it_returns_blog_posts() {
+// start test
+    $this->createNode([
+      'title' => 'Test post',
+      'type' => 'article',
+    ]);
+
+    $repository = $this->container->get(ArticleRepository::class);
+
+    $articles = $repository->getAll();
+
+    $this->assertCount(1, $articles);
+    $this->assertIsObject($articles[1]);
+
+    $this->assertInstanceOf(NodeInterface::class, $articles[1]);
+    $this->assertSame('article', $articles[1]->bundle());
+    $this->assertSame('Test post', $articles[1]->label());
+// end test
+  }
+
+}
+
+---
+
+Article Repository (Drupal\Tests\drupalcon\Kernel\ArticleRepository)
+ ✔ It returns blog posts
+
+Time: 00:00.449, Memory: 6.00 MB
+
+OK (1 test, 15 assertions)

test-driven-drupal/slides/code/16.txt

@@ -0,0 +1,36 @@
+// start test
+public function only_published_articles_are_returned() {
+  $this->createNode(['type' => 'article', 'status' => Node::PUBLISHED]);
+  $this->createNode(['type' => 'article', 'status' => Node::NOT_PUBLISHED]);
+  $this->createNode(['type' => 'article', 'status' => Node::PUBLISHED]);
+  $this->createNode(['type' => 'article', 'status' => Node::NOT_PUBLISHED]);
+  $this->createNode(['type' => 'article', 'status' => Node::PUBLISHED]);
+
+  $repository = $this->container->get(ArticleRepository::class);
+
+  $articles = $repository->getAll();
+
+  $this->assertCount(3, $articles);
+} // end test
+
+---
+
+// start output
+.F                                                                  2 / 2 (100%)
+
+Time: 00:00.903, Memory: 6.00 MB
+
+There was 1 failure:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::
+only_published_articles_are_returned
+Failed asserting that actual size 5 matches expected size 3.
+// end output
+
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:121
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:55
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:40
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+FAILURES!
+Tests: 2, Assertions: 22, Failures: 1.

test-driven-drupal/slides/code/17.txt

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\drupalcon\Repository;
+
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\node\NodeInterface;
+
+final class ArticleRepository {
+
+  private EntityStorageInterface $nodeStorage;
+
+  public function __construct(
+    private EntityTypeManagerInterface $entityTypeManager,
+  ) {
+    $this->nodeStorage = $this->entityTypeManager->getStorage('node');
+  }
+
+// start code
+  public function getAll(): array {
+    return $this->nodeStorage->loadByProperties([
+      'status' => NodeInterface::PUBLISHED,
+    ]);
+  }
+// end code
+
+}
+
+// start output
+..                                                                  2 / 2 (100%)
+
+Time: 00:00.891, Memory: 6.00 MB
+
+OK (2 tests, 22 assertions)
+// end output

test-driven-drupal/slides/code/18.txt

@@ -0,0 +1,54 @@
+// start test
+public function nodes_are_ordered_by_date_and_returned_newest_first(): void {
+  $this->createNode(['type' => 'article',
+    'created' => (new DrupalDateTime('-2 days'))->getTimestamp()]);
+  $this->createNode(['type' => 'article',
+    'created' => (new DrupalDateTime('-1 week'))->getTimestamp()]);
+  $this->createNode(['type' => 'article',
+    'created' => (new DrupalDateTime('-1 hour'))->getTimestamp()]);
+  $this->createNode(['type' => 'article',
+  'created' => (new DrupalDateTime('-1 year'))->getTimestamp()]);
+  $this->createNode(['type' => 'article',
+    'created' => (new DrupalDateTime('-1 month'))->getTimestamp()]);
+
+  $repository = $this->container->get(ArticleRepository::class);
+  $nodes = $repository->getAll();
+
+  $this->assertSame([3, 1, 2, 5, 4], array_keys($nodes));
+// end test
+}
+
+// start output
+F                                                                   1 / 1 (100%)
+
+Time: 00:00.449, Memory: 8.00 MB
+
+There was 1 failure:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::nodes_are_ordered_by_date_and_
+returned_newest_first
+Failed asserting that two arrays are identical.
+--- Expected
++++ Actual
+@@ @@
+ Array &0 (
+-    0 => 3
+-    1 => 1
+-    2 => 2
+-    3 => 5
+-    4 => 4
++    0 => 1
++    1 => 2
++    2 => 3
++    3 => 4
++    4 => 5
+ )
+
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/Constraint.php:121
+/app/vendor/phpunit/phpunit/src/Framework/Constraint/IsIdentical.php:79
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:60
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+FAILURES!
+Tests: 1, Assertions: 11, Failures: 1.
+// end output

test-driven-drupal/slides/code/19.txt

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\drupalcon\Repository;
+
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\node\NodeInterface;
+
+final class ArticleRepository {
+
+  private EntityStorageInterface $nodeStorage;
+
+  public function __construct(
+    private EntityTypeManagerInterface $entityTypeManager,
+  ) {
+    $this->nodeStorage = $this->entityTypeManager->getStorage('node');
+  }
+
+// start code
+  public function getAll(): array {
+    $articles = $this->nodeStorage->loadByProperties([
+      'status' => NodeInterface::PUBLISHED,
+    ]);
+
+    uasort($articles, fn (NodeInterface $a, NodeInterface $b) =>
+      $b->getCreatedTime() <=> $a->getCreatedTime());
+
+    return $articles;
+  } // end code
+
+}
+
+---
+
+// start output
+.                                                                   1 / 1 (100%)
+
+Time: 00:00.462, Memory: 6.00 MB
+
+OK (1 test, 11 assertions)
+// end output

test-driven-drupal/slides/code/2-test-methods.txt

@@ -0,0 +1,6 @@
+public function testSomething()
+
+public function test_something()
+
+/** @test */
+public function it_does_something()

test-driven-drupal/slides/code/2.txt

@@ -0,0 +1,13 @@
+// tests/src/Functional/BlogPageTest.php
+
+namespace Drupal\Tests\drupalcon\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+final class BlogPageTest extends BrowserTestBase {
+
+  public $defaultTheme = 'stark';
+
+  public static $modules = [];
+
+}

test-driven-drupal/slides/code/3.txt

@@ -0,0 +1,41 @@
+// tests/src/Functional/BlogPageTest.php
+
+/** @test */
+public function it_loads_the_blog_page(): void {
+  $this->drupalGet('/blog');
+
+  $this->assertSession()->statusCodeEquals(200);
+}
+// end test
+
+// start output
+E                                                                   1 / 1 (100%)
+
+Time: 00:01.379, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Functional\BlogPageTest::it_loads_the_blog_page
+Behat\Mink\Exception\ExpectationException:
+Current response status code is 404, but 200 expected.
+
+/app/vendor/behat/mink/src/WebAssert.php:794
+/app/vendor/behat/mink/src/WebAssert.php:130
+/app/web/modules/custom/drupalcon/tests/src/BlogPageTest.php:16
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 2, Errors: 1.
+// end output
+
+// start routing
+# drupalcon.routing.yml
+
+blog.page:
+ path: /blog
+ defaults:
+   _controller: Drupal\drupalcon\Controller\BlogPageController
+   _title: Blog
+ requirements:
+   _permission: access content
+// end routing

test-driven-drupal/slides/code/4.txt

@@ -0,0 +1,28 @@
+public static $modules = ['drupalcon'];// output
+
+E                                                                   1 / 1 (100%)
+
+Time: 00:01.532, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Functional\BlogPageTest::it_loads_the_blog_page
+Behat\Mink\Exception\ExpectationException:
+Current response status code is 403, but 200 expected.
+// end output
+
+/app/vendor/behat/mink/src/WebAssert.php:794
+/app/vendor/behat/mink/src/WebAssert.php:130
+/app/web/modules/custom/drupalcon/tests/src/BlogPageTest.php:17
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 3, Errors: 1.
+
+  /app/vendor/behat/mink/src/WebAssert.php:794
+  /app/vendor/behat/mink/src/WebAssert.php:130
+  /app/web/tests/src/Functional/BlogPageTest.php:23
+  /app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+  ERRORS!
+  Tests: 1, Assertions: 3, Errors: 1.

test-driven-drupal/slides/code/5.txt

@@ -0,0 +1,21 @@
+public static $modules = ['node', 'drupalcon']; // end code
+
+// start output
+E                                                                   1 / 1 (100%)
+
+Time: 00:01.906, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Functional\BlogPageTest::it_loads_the_blog_page
+Behat\Mink\Exception\ExpectationException:
+Current response status code is 500, but 200 expected.
+// end output
+
+/app/vendor/behat/mink/src/WebAssert.php:794
+/app/vendor/behat/mink/src/WebAssert.php:130
+/app/web/modules/custom/drupalcon/tests/src/BlogPageTest.php:17
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 3, Errors: 1.

test-driven-drupal/slides/code/6.txt

@@ -0,0 +1,27 @@
+// start code
+// src/Controller/BlogPageController.php
+
+namespace Drupal\drupalcon\Controller;
+
+declare(strict_types=1);
+
+final class BlogPageController {
+
+  public function __invoke(): array {
+    return [];
+  }
+
+}
+// end code
+
+// start output
+.                                                                   1 / 1 (100%)
+
+Time: 00:01.916, Memory: 6.00 MB
+
+OK (1 test, 3 assertions)
+
+Task completed in 0m2.147s
+// end output
+
+Task completed in 0m2.124s

test-driven-drupal/slides/code/7.txt

@@ -0,0 +1,61 @@
+// start test
+/** @test */
+public function it_loads_the_blog_page(): void {
+  $this->drupalGet('/blog');
+
+  $session = $this->assertSession();
+  $session->statusCodeEquals(200);
+
+  $session->responseContains('<h1>Blog</h1>');
+  $session->pageTextContains('Welcome to my blog!');
+}
+// end test
+
+E                                                                   1 / 1 (100%)
+
+Time: 00:02.101, Memory: 6.00 MB
+
+// start output
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Functional\BlogPageTest::it_loads_the_blog_page
+Behat\Mink\Exception\ResponseTextException:
+The text "Welcome to my blog!" was not found anywhere in the text
+of the current page.
+// end output
+
+/app/vendor/behat/mink/src/WebAssert.php:907
+/app/vendor/behat/mink/src/WebAssert.php:293
+/app/web/modules/custom/drupalcon/tests/src/Functional/BlogPageTest.php:17
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 3, Errors: 1.
+
+// start code
+namespace Drupal\drupalcon\Controller;
+
+use Drupal\Core\StringTranslation\StringTranslationTrait;
+
+class BlogPageController {
+
+  use StringTranslationTrait;
+
+  public function __invoke(): array {
+    return [
+      '#markup' => $this->t('Welcome to my blog!'),
+    ];
+  }
+
+}
+// end code
+
+// start output2
+.                                                                   1 / 1 (100%)
+
+Time: 00:01.911, Memory: 6.00 MB
+
+OK (1 test, 3 assertions)
+// end output2
+
+Task completed in 0m2.124s

test-driven-drupal/slides/code/8.txt

@@ -0,0 +1,43 @@
+// start code
+// tests/src/ArticleRepositoryTest.php
+
+namespace Drupal\Tests\drupalcon\Kernel;
+
+use Drupal\KernelTests\Core\Entity\EntityKernelTestBase;
+
+class ArticleRepositoryTest extends EntityKernelTestBase {
+
+  /** @test */
+  public function it_returns_blog_posts(): void {
+    $repository = $this->container->get(ArticleRepository::class);
+
+    $this->assertCount(1, $repository->getAll());
+  }// end code
+
+}
+
+---
+
+// start output
+E                                                                   1 / 1 (100%)
+
+Time: 00:00.405, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException:
+You have requested a non-existent service
+"Drupal\Tests\drupalcon\Kernel\ArticleRepository".
+// end output
+
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:992
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:568
+/app/vendor/symfony/dependency-injection/ContainerBuilder.php:531
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:11
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 4, Errors: 1.
+
+Time: 00:00.409, Memory: 8.00 MB

test-driven-drupal/slides/code/9.txt

@@ -0,0 +1,61 @@
+// start code
+// src/Repository/ArticleNodeRepository.php
+
+namespace Drupal\drupalcon\Repository;
+
+final class ArticleRepository {
+}
+// end code
+
+---
+
+// start services
+# drupalcon.services.yml
+
+services:
+  Drupal\drupalcon\Repository\ArticleRepository: ~
+// end services
+
+---
+
+namespace Drupal\Tests\drupalcon\Kernel;
+
+use Drupal\drupalcon\Repository\ArticleRepository;
+use Drupal\KernelTests\Core\Entity\EntityKernelTestBase;
+
+class ArticleRepositoryTest extends EntityKernelTestBase {
+
+// start test
+  public static $modules = [
+    'drupalcon',
+  ];
+
+  /** @test */
+  public function it_returns_blog_posts() {
+    /** @var ArticleRepository */
+    $repository = $this->container->get(ArticleRepository::class);
+
+    $articles = $repository->getAll();
+
+    $this->assertCount(1, $articles);
+  }
+// end test
+
+}
+
+// start output
+E                                                                   1 / 1 (100%)
+
+Time: 00:00.403, Memory: 6.00 MB
+
+There was 1 error:
+
+1) Drupal\Tests\drupalcon\Kernel\ArticleRepositoryTest::it_returns_blog_posts
+Error: Call to undefined method Drupal\drupalcon\Repository\ArticleRepository::getAll()
+
+/app/web/modules/custom/drupalcon/tests/src/ArticleRepositoryTest.php:18
+/app/vendor/phpunit/phpunit/src/Framework/TestResult.php:728
+
+ERRORS!
+Tests: 1, Assertions: 4, Errors: 1.
+// end output