yii2/tests/framework/web/session/SessionTestTrait.php

<?php


namespace yiiunit\framework\web\session;

use yii\web\Session;

trait SessionTestTrait
{
    public function initStrictModeTest($class)
    {
        /** @var Session $session */
        $session = new $class();

        $session->useStrictMode = false;
        $this->assertEquals(false, $session->getUseStrictMode());

        if (PHP_VERSION_ID < 50502 && !$session->getUseCustomStorage()) {
            $this->expectException('yii\base\InvalidConfigException');
            $session->useStrictMode = true;
            return;
        }

        $session->useStrictMode = true;
        $this->assertEquals(true, $session->getUseStrictMode());
    }

    /**
     * @param string $class
     */
    protected function useStrictModeTest($class)
    {
        /** @var Session $session */
        $session = new $class();

        if (PHP_VERSION_ID < 50502 && !$session->getUseCustomStorage()) {
            $this->markTestSkipped('Can not be tested on PHP < 5.5.2 without custom storage class.');
            return;
        }

        //non-strict-mode test
        $session->useStrictMode = false;
        $session->close();
        $session->destroySession('non-existing-non-strict');
        $session->setId('non-existing-non-strict');
        $session->open();
        $this->assertEquals('non-existing-non-strict', $session->getId());
        $session->close();

        //strict-mode test
        $session->useStrictMode = true;
        $session->close();
        $session->destroySession('non-existing-strict');
        $session->setId('non-existing-strict');
        $session->open();
        $id = $session->getId();
        $this->assertNotEquals('non-existing-strict', $id);
        $session->set('strict_mode_test', 'session data');
        $session->close();
        //Ensure session was not stored under forced id
        $session->setId('non-existing-strict');
        $session->open();
        $this->assertNotEquals('session data', $session->get('strict_mode_test'));
        $session->close();
        //Ensure session can be accessed with the new (and thus existing) id.
        $session->setId($id);
        $session->open();
        $this->assertNotEmpty($id);
        $this->assertEquals($id, $session->getId());
        $this->assertEquals('session data', $session->get('strict_mode_test'));
        $session->close();
    }
}