function BlockTest::testAddBlockFromLibraryWithWeight

Tests adding a block from the library page with a weight query string.

File

core/modules/block/tests/src/Functional/BlockTest.php, line 163

Class

BlockTest

Tests basic block functionality.

Namespace

Code

public function testAddBlockFromLibraryWithWeight() : void {
    $default_theme = $this->config('system.theme')
        ->get('default');
    // Test one positive, zero, and one negative weight.
    foreach ([
        '7',
        '0',
        '-9',
    ] as $weight) {
        $options = [
            'query' => [
                'region' => 'sidebar_first',
                'weight' => $weight,
            ],
        ];
        $this->drupalGet(Url::fromRoute('block.admin_library', [
            'theme' => $default_theme,
        ], $options));
        $block_name = 'system_powered_by_block';
        $add_url = Url::fromRoute('block.admin_add', [
            'plugin_id' => $block_name,
            'theme' => $default_theme,
        ]);
        // Verify that one link is found, with the expected link text.
        $xpath = $this->assertSession()
            ->buildXPathQuery('//a[contains(@href, :href)]', [
            ':href' => $add_url->toString(),
        ]);
        $this->assertSession()
            ->elementsCount('xpath', $xpath, 1);
        $this->assertSession()
            ->elementTextEquals('xpath', $xpath, 'Place block');
        $link = $this->getSession()
            ->getPage()
            ->find('xpath', $xpath);
        [
            $path,
            $query_string,
        ] = explode('?', $link->getAttribute('href'), 2);
        parse_str($query_string, $query_parts);
        $this->assertEquals($weight, $query_parts['weight'], 'Found the expected weight query string.');
        // Create a random title for the block.
        $title = $this->randomMachineName(8);
        $block_id = $this->randomMachineName(8);
        $edit = [
            'id' => $block_id,
            'settings[label]' => $title,
        ];
        // Create the block using the link parsed from the library page.
        $this->drupalGet($this->getAbsoluteUrl($link->getAttribute('href')));
        $this->submitForm($edit, 'Save block');
        // Ensure that the block was created with the expected weight.
        
        /** @var \Drupal\block\BlockInterface $block */
        $block = Block::load($block_id);
        $this->assertEquals($weight, $block->getWeight(), 'Found the block with expected weight.');
    }
}