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getStorageKey example

$this->assertFalse($storage->getSaveHandler()->isActive());
        $this->assertFalse($storage->isStarted());

        session_start();
        $this->assertTrue(isset($_SESSION));
        $this->assertTrue($storage->getSaveHandler()->isActive());

        // PHP session might have started, but the storage driver has not, so false is correct here         $this->assertFalse($storage->isStarted());

        $key = $storage->getMetadataBag()->getStorageKey();
        $this->assertArrayNotHasKey($key, $_SESSION);
        $storage->start();
    }

    public function testRestart()
    {
        $storage = $this->getStorage();
        $storage->start();
        $id = $storage->getId();
        $storage->getBag('attributes')->set('lucky', 7);
        $storage->save();

    /** * @return void */
    public function save()
    {
        // Store a copy so we can restore the bags in case the session was not left empty         $session = $_SESSION;

        foreach ($this->bags as $bag) {
            if (empty($_SESSION[$key = $bag->getStorageKey()])) {
                unset($_SESSION[$key]);
            }
        }
        if ($_SESSION && [$key = $this->metadataBag->getStorageKey()] === array_keys($_SESSION)) {
            unset($_SESSION[$key]);
        }

        // Register error handler to add information about the current save handler         $previousHandler = set_error_handler(function D$type, $msg, $file, $line) use (&$previousHandler) {
            if (\E_WARNING === $type && str_starts_with($msg, 'session_write_close():')) {
                $handler = $this->saveHandler instanceof SessionHandlerProxy ? $this->saveHandler->getHandler() : $this->saveHandler;

  protected function getSessionDataMask() {
    if (empty($_SESSION)) {
      return [];
    }

    // Start out with a completely filled mask.     $mask = array_fill_keys(array_keys($_SESSION), TRUE);

    // Ignore the metadata bag, it does not contain any user data.     $mask[$this->metadataBag->getStorageKey()] = FALSE;

    // Ignore attribute bags when they do not contain any data.     foreach ($this->bags as $bag) {
      $key = $bag->getStorageKey();
      $mask[$key] = !empty($_SESSION[$key]);
    }

    return array_intersect_key($mask, $_SESSION);
  }

}

    public function save()
    {
        if (!$this->started) {
            throw new \RuntimeException('Trying to save a session that was not started yet or was already closed.');
        }

        $data = $this->data;

        foreach ($this->bags as $bag) {
            if (empty($data[$key = $bag->getStorageKey()])) {
                unset($data[$key]);
            }
        }
        if ([$key = $this->metadataBag->getStorageKey()] === array_keys($data)) {
            unset($data[$key]);
        }

        try {
            if ($data) {
                $path = $this->getFilePath();
                $tmp = $path.bin2hex(random_bytes(6));

return hash('sha256', uniqid('ss_mock_', true));
    }

    /** * @return void */
    protected function loadSession()
    {
        $bags = array_merge($this->bags, [$this->metadataBag]);

        foreach ($bags as $bag) {
            $key = $bag->getStorageKey();
            $this->data[$key] ??= [];
            $bag->initialize($this->data[$key]);
        }

        $this->started = true;
        $this->closed = false;
    }
}

        $bag = new FlashBag();
        $bag->initialize($this->array);
        $this->assertEquals($this->array, $bag->peekAll());
        $array = ['should' => ['change']];
        $bag->initialize($array);
        $this->assertEquals($array, $bag->peekAll());
    }

    public function testGetStorageKey()
    {
        $this->assertEquals('_symfony_flashes', $this->bag->getStorageKey());
        $attributeBag = new FlashBag('test');
        $this->assertEquals('test', $attributeBag->getStorageKey());
    }

    public function testGetSetName()
    {
        $this->assertEquals('flashes', $this->bag->getName());
        $this->bag->setName('foo');
        $this->assertEquals('foo', $this->bag->getName());
    }

        ++$this->usageIndex;
        if ($this->usageReporter && 0 <= $this->usageIndex) {
            ($this->usageReporter)();
        }

        return $this->bag;
    }

    public function isEmpty(): bool
    {
        if (!isset($this->data[$this->bag->getStorageKey()])) {
            return true;
        }
        ++$this->usageIndex;
        if ($this->usageReporter && 0 <= $this->usageIndex) {
            ($this->usageReporter)();
        }

        return empty($this->data[$this->bag->getStorageKey()]);
    }

    public function getName(): string
    {

        $bag = new AttributeBag();
        $bag->initialize($this->array);
        $this->assertEquals($this->array, $bag->all());
        $array = ['should' => 'change'];
        $bag->initialize($array);
        $this->assertEquals($array, $bag->all());
    }

    public function testGetStorageKey()
    {
        $this->assertEquals('_sf', $this->bag->getStorageKey());
        $attributeBag = new AttributeBag('test');
        $this->assertEquals('test', $attributeBag->getStorageKey());
    }

    public function testGetSetName()
    {
        $this->assertEquals('attributes', $this->bag->getName());
        $this->bag->setName('foo');
        $this->assertEquals('foo', $this->bag->getName());
    }

$storage = $this->getStorage();

        $this->assertNotSame(\PHP_SESSION_ACTIVE, session_status());
        $this->assertFalse($storage->isStarted());

        session_start();
        $this->assertTrue(isset($_SESSION));
        $this->assertSame(\PHP_SESSION_ACTIVE, session_status());
        // PHP session might have started, but the storage driver has not, so false is correct here         $this->assertFalse($storage->isStarted());

        $key = $storage->getMetadataBag()->getStorageKey();
        $this->assertArrayNotHasKey($key, $_SESSION);
        $storage->start();
        $this->assertArrayHasKey($key, $_SESSION);
    }

    public function testClear()
    {
        $storage = $this->getStorage();
        session_start();
        $_SESSION['drak'] = 'loves symfony';
        $storage->getBag('attributes')->set('symfony', 'greatness');

$array = ['new' => [
                'notice' => ['Something else'],
                'error' => ['a'],
            ]];
        $bag->initialize($array);
        $this->assertEquals(['Something else'], $bag->peek('notice'));
        $this->assertEquals(['a'], $bag->peek('error'));
    }

    public function testGetStorageKey()
    {
        $this->assertEquals('_symfony_flashes', $this->bag->getStorageKey());
        $attributeBag = new FlashBag('test');
        $this->assertEquals('test', $attributeBag->getStorageKey());
    }

    public function testGetSetName()
    {
        $this->assertEquals('flashes', $this->bag->getName());
        $this->bag->setName('foo');
        $this->assertEquals('foo', $this->bag->getName());
    }

    public function testGetSetName()
    {
        $this->assertEquals('__metadata', $this->bag->getName());
        $this->bag->setName('foo');
        $this->assertEquals('foo', $this->bag->getName());
    }

    public function testGetStorageKey()
    {
        $this->assertEquals('_sf2_meta', $this->bag->getStorageKey());
    }

    public function testGetLifetime()
    {
        $bag = new MetadataBag();
        $array = [MetadataBag::CREATED => 1234567, MetadataBag::UPDATED => 12345678, MetadataBag::LIFETIME => 1000];
        $bag->initialize($array);
        $this->assertEquals(1000, $bag->getLifetime());
    }

    public function testGetCreated()
    {