DbtngExampleTest.php

<?php

namespace Drupal\Tests\dbtng_example\Functional;

use Drupal\Tests\examples\Functional\ExamplesBrowserTestBase;

/**
 * Tests for the dbtng_example module.
 *
 * @group dbtng_example
 * @group examples
 *
 * @ingroup dbtng_example
 */
class DbtngExampleTest extends ExamplesBrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'dbtng_example',
    ];
    
    /**
     * The installation profile to use with this test.
     *
     * We need the 'minimal' profile in order to make sure the Tool block is
     * available.
     *
     * @var string
     */
    protected $profile = 'minimal';
    
    /**
     * Regression test for dbtng_example.
     *
     * We'll verify the following:
     * - Assert that two entries were inserted at install.
     * - Test the example description page.
     * - Verify that the example pages have links in the Tools menu.
     */
    public function testDbtngExample() {
        $assert = $this->assertSession();
        // Assert that two entries were inserted at install.
        $result = $this->container
            ->get('dbtng_example.repository')
            ->load();
        $this->assertCount(2, $result, 'Did not find two entries in the table after installing the module.');
        // Test the example description page.
        $this->drupalGet('/examples/dbtng-example');
        $assert->statusCodeEquals(200);
        // Verify and validate that default menu links were loaded for this module.
        $links = $this->providerMenuLinks();
        foreach ($links as $page => $hrefs) {
            foreach ($hrefs as $href) {
                $this->drupalGet($page);
                $assert->linkByHrefExists($href);
            }
        }
    }
    
    /**
     * Data provider for testing menu links.
     *
     * @return array
     *   Array of page -> link relationships to check for:
     *   - The key is the path to the page where our link should appear.
     *   - The value is an array of links that should appear on that page.
     */
    protected function providerMenuLinks() {
        return [
            '' => [
                '/examples/dbtng-example',
            ],
            '/examples/dbtng-example' => [
                '/examples/dbtng-example/add',
                '/examples/dbtng-example/update',
                '/examples/dbtng-example/advanced',
            ],
        ];
    }
    
    /**
     * Test the UI.
     */
    public function testUi() {
        $assert = $this->assertSession();
        $this->drupalLogin($this->createUser());
        // Test the basic list.
        $this->drupalGet('/examples/dbtng-example');
        $assert->statusCodeEquals(200);
        $assert->pageTextMatches('%John[td/<>\\w\\s]+Doe%');
        // Test the add tab.
        // Add the new entry.
        $this->drupalPostForm('/examples/dbtng-example/add', [
            'name' => 'Some',
            'surname' => 'Anonymous',
            'age' => 33,
        ], 'Add');
        // Now find the new entry.
        $this->drupalGet('/examples/dbtng-example');
        $assert->pageTextMatches('%Some[td/<>\\w\\s]+Anonymous%');
        // Try the update tab.
        // Find out the pid of our "anonymous" guy.
        $result = $this->container
            ->get('dbtng_example.repository')
            ->load([
            'surname' => 'Anonymous',
        ]);
        $this->drupalGet('/examples/dbtng-example');
        $this->assertCount(1, $result, 'Did not find one entry in the table with surname = "Anonymous".');
        $entry = $result[0];
        unset($entry->uid);
        $entry = [
            'name' => 'NewFirstName',
            'age' => 22,
        ];
        $this->drupalPostForm('/examples/dbtng-example/update', $entry, 'Update');
        // Now find the new entry.
        $this->drupalGet('/examples/dbtng-example');
        $assert->pageTextMatches('%NewFirstName[td/<>\\w\\s]+Anonymous%');
        // Try the advanced tab.
        $this->drupalGet('/examples/dbtng-example/advanced');
        $rows = $this->xpath("//*[@id='dbtng-example-advanced-list'][1]/tbody/tr");
        $this->assertCount(1, $rows);
        $field = $this->xpath("//*[@id='dbtng-example-advanced-list'][1]/tbody/tr/td[4]");
        $this->assertEquals('Roe', $field[0]->getText());
        // Try to add an entry while logged out.
        $this->drupalLogout();
        $this->drupalPostForm('/examples/dbtng-example/add', [
            'name' => 'Anonymous',
            'surname' => 'UserCannotPost',
            'age' => 'not a number',
        ], 'Add');
        $assert->pageTextContains('You must be logged in to add values to the database.');
        $assert->pageTextContains('Age needs to be a number');
    }

}