function StorageTestBase::testSetIfNotExists
Same name in other branches
- 9 core/tests/Drupal/KernelTests/Core/KeyValueStore/StorageTestBase.php \Drupal\KernelTests\Core\KeyValueStore\StorageTestBase::testSetIfNotExists()
- 8.9.x core/tests/Drupal/KernelTests/Core/KeyValueStore/StorageTestBase.php \Drupal\KernelTests\Core\KeyValueStore\StorageTestBase::testSetIfNotExists()
- 11.x core/tests/Drupal/KernelTests/Core/KeyValueStore/StorageTestBase.php \Drupal\KernelTests\Core\KeyValueStore\StorageTestBase::testSetIfNotExists()
Tests the setIfNotExists() method.
File
-
core/
tests/ Drupal/ KernelTests/ Core/ KeyValueStore/ StorageTestBase.php, line 160
Class
- StorageTestBase
- Base class for testing key-value storages.
Namespace
Drupal\KernelTests\Core\KeyValueStoreCode
public function testSetIfNotExists() : void {
$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).
$this->assertEquals(!$i, $stores[0]->setIfNotExists($key, $this->objects[$i]));
$this->assertEquals($this->objects[0], $stores[0]->get($key));
// Verify that the other collection is not affected.
$this->assertNull($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.
$this->assertEquals($this->objects[1], $stores[0]->get($key));
// Verify that the other collection is still not affected.
$this->assertNull($stores[1]->get($key));
}
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