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<?php
namespace Drupal\Tests\Core\Site;
use Drupal\Core\Site\Settings;
use Drupal\Tests\UnitTestCase;
/**
* @coversDefaultClass \Drupal\Core\Site\Settings
* @group Site
*/
class SettingsTest extends UnitTestCase {
/**
* Simple settings array to test against.
*
* @var array
*/
protected $config = [];
/**
* The class under test.
*
* @var \Drupal\Core\Site\Settings
*/
protected $settings;
/**
* @covers ::__construct
*/
protected function setUp(){
$this->config = [
'one' => '1',
'two' => '2',
'hash_salt' => $this->randomMachineName(),
];
$this->settings = new Settings($this->config);
}
/**
* @covers ::get
*/
public function testGet() {
// Test stored settings.
$this->assertEquals($this->config['one'], Settings::get('one'), 'The correct setting was not returned.');
$this->assertEquals($this->config['two'], Settings::get('two'), 'The correct setting was not returned.');
// Test setting that isn't stored with default.
$this->assertEquals('3', Settings::get('three', '3'), 'Default value for a setting not properly returned.');
$this->assertNull(Settings::get('four'), 'Non-null value returned for a setting that should not exist.');
}
/**
* @covers ::getAll
*/
public function testGetAll() {
$this->assertEquals($this->config, Settings::getAll());
}
/**
* @covers ::getInstance
*/
public function testGetInstance() {
$singleton = $this->settings->getInstance();
$this->assertEquals($singleton, $this->settings);
}
/**
* Tests Settings::getHashSalt();
*
* @covers ::getHashSalt
*/
public function testGetHashSalt() {
$this->assertSame($this->config['hash_salt'], $this->settings->getHashSalt());
}
/**
* Tests Settings::getHashSalt() with no hash salt value.
*
* @covers ::getHashSalt
*
* @dataProvider providerTestGetHashSaltEmpty
*/
public function testGetHashSaltEmpty(array $config) {
// Re-create settings with no 'hash_salt' key.
$settings = new Settings($config);
$this->setExpectedException(\RuntimeException::class);
$settings->getHashSalt();
}
/**
* Data provider for testGetHashSaltEmpty.
*
* @return array
*/
public function providerTestGetHashSaltEmpty() {
return [
[[]],
[['hash_salt' => '']],
[['hash_salt' => NULL]],
];
}
/**
* Ensures settings cannot be serialized.
*
* @covers ::__sleep
*/
public function testSerialize() {
$this->setExpectedException(\LogicException::class);
serialize(new Settings([]));
}
/**
* Tests Settings::getApcuPrefix().
*
* @covers ::getApcuPrefix
*/
public function testGetApcuPrefix() {
$settings = new Settings(['hash_salt' => 123]);
$this->assertNotEquals($settings::getApcuPrefix('cache_test', '/test/a'), $settings::getApcuPrefix('cache_test', '/test/b'));
$settings = new Settings(['hash_salt' => 123, 'apcu_ensure_unique_prefix' => FALSE]);
$this->assertNotEquals($settings::getApcuPrefix('cache_test', '/test/a'), $settings::getApcuPrefix('cache_test', '/test/b'));
}
/**
* Tests that an exception is thrown when settings are not initialized yet.
*
* @covers ::getInstance
*/
public function testGetInstanceReflection() {
$settings = new Settings([]);
$class = new \ReflectionClass(Settings::class);
$instace_property = $class->getProperty("instance");
$instace_property->setAccessible(TRUE);
$instace_property->setValue(NULL);
$this->setExpectedException(\BadMethodCallException::class);
$settings->getInstance();
}
}