function BubbleableMetadataTest::providerTestMergeAttachmentsHttpHeaderMerging

Data provider for testMergeAttachmentsHttpHeaderMerging.

Return value

array

File

core/tests/Drupal/Tests/Core/Render/BubbleableMetadataTest.php, line 544

Class

BubbleableMetadataTest

@coversDefaultClass <a href="/api/drupal/core%21lib%21Drupal%21Core%21Render%21BubbleableMetadata.php/class/BubbleableMetadata/11.x" title="Value object used for bubbleable rendering metadata." class="local">\Drupal\Core\Render\BubbleableMetadata</a> @group Render

Namespace

Code

public static function providerTestMergeAttachmentsHttpHeaderMerging() {
    $content_type = [
        'Content-Type',
        'application/rss+xml; charset=utf-8',
    ];
    $expires = [
        'Expires',
        'Sun, 19 Nov 1978 05:00:00 GMT',
    ];
    $a = [
        'http_header' => [
            $content_type,
        ],
    ];
    $b = [
        'http_header' => [
            $expires,
        ],
    ];
    $expected_a = [
        'http_header' => [
            $content_type,
            $expires,
        ],
    ];
    // Merging in the opposite direction yields the opposite library order.
    $expected_b = [
        'http_header' => [
            $expires,
            $content_type,
        ],
    ];
    return [
        [
            $a,
            $b,
            $expected_a,
        ],
        [
            $b,
            $a,
            $expected_b,
        ],
    ];
}