public function StorageTestBase::testSetIfNotExists in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/system/src/Tests/KeyValueStore/StorageTestBase.php \Drupal\system\Tests\KeyValueStore\StorageTestBase::testSetIfNotExists()
Tests the setIfNotExists() method.
File
- core/
modules/ system/ src/ Tests/ KeyValueStore/ StorageTestBase.php, line 162 - Contains \Drupal\system\Tests\KeyValueStore\StorageTestBase.
Class
- StorageTestBase
- Base class for testing key-value storages.
Namespace
Drupal\system\Tests\KeyValueStoreCode
public function testSetIfNotExists() {
$stores = $this
->createStorage();
$key = $this
->randomMachineName();
// Test that setIfNotExists() succeeds only the first time.
for ($i = 0; $i <= 1; $i++) {
// setIfNotExists() should be TRUE the first time (when $i is 0) and
// FALSE the second time (when $i is 1).
$this
->assertEqual(!$i, $stores[0]
->setIfNotExists($key, $this->objects[$i]));
$this
->assertIdenticalObject($this->objects[0], $stores[0]
->get($key));
// Verify that the other collection is not affected.
$this
->assertFalse($stores[1]
->get($key));
}
// Remove the item and try to set it again.
$stores[0]
->delete($key);
$stores[0]
->setIfNotExists($key, $this->objects[1]);
// This time it should succeed.
$this
->assertIdenticalObject($this->objects[1], $stores[0]
->get($key));
// Verify that the other collection is still not affected.
$this
->assertFalse($stores[1]
->get($key));
}