function EntityUnitTest::testCacheTags

@covers ::getCacheTags @covers ::getCacheTagsToInvalidate @covers ::addCacheTags

File

core/tests/Drupal/Tests/Core/Entity/EntityUnitTest.php, line 567

Class

EntityUnitTest

@coversDefaultClass \Drupal\Core\Entity\EntityBase @group Entity @group Access

Namespace

Code

public function testCacheTags() {
    // Ensure that both methods return the same by default.
    $this->assertEqualsCanonicalizing([
        $this->entityTypeId . ':' . 1,
    ], $this->entity
        ->getCacheTags());
    $this->assertEqualsCanonicalizing([
        $this->entityTypeId . ':' . 1,
    ], $this->entity
        ->getCacheTagsToInvalidate());
    // Add an additional cache tag and make sure only getCacheTags() returns
    // that.
    $this->entity
        ->addCacheTags([
        'additional_cache_tag',
    ]);
    // EntityTypeId is random so it can shift order. We need to duplicate the
    // sort from \Drupal\Core\Cache\Cache::mergeTags().
    $tags = [
        $this->entityTypeId . ':' . 1,
        'additional_cache_tag',
    ];
    $this->assertEqualsCanonicalizing($tags, $this->entity
        ->getCacheTags());
    $this->assertEqualsCanonicalizing([
        $this->entityTypeId . ':' . 1,
    ], $this->entity
        ->getCacheTagsToInvalidate());
}