function VariationCacheTest::testIncompatibleVariationsException

Tests exception for a cache item that has incompatible variations.

@covers ::get @covers ::set

File

core/tests/Drupal/Tests/Core/Cache/VariationCacheTest.php, line 405

Class

VariationCacheTest

@coversDefaultClass \Drupal\Core\Cache\VariationCache @group Cache

Namespace

Code

public function testIncompatibleVariationsException() : void {
    // This should never happen. When someone first stores something in the
    // cache using context A and then tries to store something using context B,
    // something is wrong. There should always be at least one shared context at
    // the top level or else the cache cannot do its job.
    $this->expectException(\LogicException::class);
    $this->expectExceptionMessage("The complete set of cache contexts for a variation cache item must contain all of the initial cache contexts, missing: garden.type.");
    $this->housingType = 'house';
    $house_cacheability = (new CacheableMetadata())->setCacheContexts([
        'house.type',
    ]);
    $this->gardenType = 'garden';
    $garden_cacheability = (new CacheableMetadata())->setCacheContexts([
        'garden.type',
    ]);
    $this->setVariationCacheItem('You have a nice garden!', $garden_cacheability, $garden_cacheability);
    $this->setVariationCacheItem('You have a nice house!', $house_cacheability, $garden_cacheability);
}