--- /dev/null
+<?php
+
+namespace Drupal\Tests\system\Kernel\PhpStorage;
+
+use Drupal\Component\PhpStorage\MTimeProtectedFileStorage;
+use Drupal\Core\PhpStorage\PhpStorageFactory;
+use Drupal\Core\Site\Settings;
+use Drupal\Core\StreamWrapper\PublicStream;
+use Drupal\system\PhpStorage\MockPhpStorage;
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests the PHP storage factory.
+ *
+ * @group PhpStorage
+ * @see \Drupal\Core\PhpStorage\PhpStorageFactory
+ */
+class PhpStorageFactoryTest extends KernelTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ // Empty the PHP storage settings, as KernelTestBase sets it by default.
+ $settings = Settings::getAll();
+ unset($settings['php_storage']);
+ new Settings($settings);
+ }
+
+ /**
+ * Tests the get() method with no settings.
+ */
+ public function testGetNoSettings() {
+ $php = PhpStorageFactory::get('test');
+ // This should be the default class used.
+ $this->assertTrue($php instanceof MTimeProtectedFileStorage, 'An MTimeProtectedFileStorage instance was returned with no settings.');
+ }
+
+ /**
+ * Tests the get() method using the 'default' settings.
+ */
+ public function testGetDefault() {
+ $this->setSettings();
+ $php = PhpStorageFactory::get('test');
+ $this->assertTrue($php instanceof MockPhpStorage, 'A FileReadOnlyStorage instance was returned with default settings.');
+ }
+
+ /**
+ * Tests the get() method with overridden settings.
+ */
+ public function testGetOverride() {
+ $this->setSettings('test');
+ $php = PhpStorageFactory::get('test');
+ // The FileReadOnlyStorage should be used from settings.
+ $this->assertTrue($php instanceof MockPhpStorage, 'A MockPhpStorage instance was returned from overridden settings.');
+
+ // Test that the name is used for the bin when it is NULL.
+ $this->setSettings('test', ['bin' => NULL]);
+ $php = PhpStorageFactory::get('test');
+ $this->assertTrue($php instanceof MockPhpStorage, 'An MockPhpStorage instance was returned from overridden settings.');
+ $this->assertSame('test', $php->getConfigurationValue('bin'), 'Name value was used for bin.');
+
+ // Test that a default directory is set if it's empty.
+ $this->setSettings('test', ['directory' => NULL]);
+ $php = PhpStorageFactory::get('test');
+ $this->assertTrue($php instanceof MockPhpStorage, 'An MockPhpStorage instance was returned from overridden settings.');
+ $this->assertSame(PublicStream::basePath() . '/php', $php->getConfigurationValue('directory'), 'Default file directory was used.');
+
+ // Test that a default storage class is set if it's empty.
+ $this->setSettings('test', ['class' => NULL]);
+ $php = PhpStorageFactory::get('test');
+ $this->assertTrue($php instanceof MTimeProtectedFileStorage, 'An MTimeProtectedFileStorage instance was returned from overridden settings with no class.');
+
+ // Test that a default secret is not returned if it's set in the override.
+ $this->setSettings('test');
+ $php = PhpStorageFactory::get('test');
+ $this->assertNotEquals('mock hash salt', $php->getConfigurationValue('secret'), 'The default secret is not used if a secret is set in the overridden settings.');
+
+ // Test that a default secret is set if it's empty.
+ $this->setSettings('test', ['secret' => NULL]);
+ $php = PhpStorageFactory::get('test');
+ $this->assertSame('mock hash salt', $php->getConfigurationValue('secret'), 'The default secret is used if one is not set in the overridden settings.');
+ }
+
+ /**
+ * Sets the Settings() singleton.
+ *
+ * @param string $name
+ * The storage bin name to set.
+ * @param array $configuration
+ * An array of configuration to set. Will be merged with default values.
+ */
+ protected function setSettings($name = 'default', array $configuration = []) {
+ $settings['php_storage'][$name] = $configuration + [
+ 'class' => 'Drupal\system\PhpStorage\MockPhpStorage',
+ 'directory' => 'tmp://',
+ 'secret' => $this->randomString(),
+ 'bin' => 'test',
+ ];
+ $settings['hash_salt'] = 'mock hash salt';
+ new Settings($settings);
+ }
+
+}