public function DatabaseBackendTagTest::testTagInvalidations in Zircon Profile 8.0
Same name and namespace in other branches
- 8 core/modules/system/src/Tests/Cache/DatabaseBackendTagTest.php \Drupal\system\Tests\Cache\DatabaseBackendTagTest::testTagInvalidations()
File
- core/
modules/ system/ src/ Tests/ Cache/ DatabaseBackendTagTest.php, line 41 - Contains \Drupal\system\Tests\Cache\DatabaseBackendTagTest.
Class
- DatabaseBackendTagTest
- Tests DatabaseBackend cache tag implementation.
Namespace
Drupal\system\Tests\CacheCode
public function testTagInvalidations() {
// Create cache entry in multiple bins.
$tags = array(
'test_tag:1',
'test_tag:2',
'test_tag:3',
);
$bins = array(
'data',
'bootstrap',
'render',
);
foreach ($bins as $bin) {
$bin = \Drupal::cache($bin);
$bin
->set('test', 'value', Cache::PERMANENT, $tags);
$this
->assertTrue($bin
->get('test'), 'Cache item was set in bin.');
}
$invalidations_before = intval(db_select('cachetags')
->fields('cachetags', array(
'invalidations',
))
->condition('tag', 'test_tag:2')
->execute()
->fetchField());
Cache::invalidateTags(array(
'test_tag:2',
));
// Test that cache entry has been invalidated in multiple bins.
foreach ($bins as $bin) {
$bin = \Drupal::cache($bin);
$this
->assertFalse($bin
->get('test'), 'Tag invalidation affected item in bin.');
}
// Test that only one tag invalidation has occurred.
$invalidations_after = intval(db_select('cachetags')
->fields('cachetags', array(
'invalidations',
))
->condition('tag', 'test_tag:2')
->execute()
->fetchField());
$this
->assertEqual($invalidations_after, $invalidations_before + 1, 'Only one addition cache tag invalidation has occurred after invalidating a tag used in multiple bins.');
}