MediaWikiRestartInstallationTestCase.php

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<?php
require_once ( __DIR__ . '/MediaWikiInstallationCommonFunction.php' );

class MediaWikiRestartInstallationTestCase extends MediaWikiInstallationCommonFunction {
        function setUp() {
                parent::setUp();
        }

        // Verify restarting the installation
        public function testSuccessRestartInstallation() {
                $dbNameBeforeRestart = DB_NAME_PREFIX . "_db_before";
                parent::navigateDatabaseSettingsPage( $dbNameBeforeRestart );

                // Verify 'Restart installation' link available
                $this->assertTrue( $this->isElementPresent( "link=Restart installation" ) );

                // Click 'Restart installation'
                $this->click( "link=Restart installation " );
                $this->waitForPageToLoad( PAGE_LOAD_TIME );

                // 'Restart Installation' page displayed
                $this->assertEquals( "Restart installation", $this->getText( LINK_DIV . "h2" ) );

                // Restart warning message displayed
                $this->assertTrue( $this->isTextPresent( "exact:Do you want to clear all saved data that you have entered and restart the installation process?" ) );

                // Click on the 'Yes, restart' button
                $this->click( "submit-restart" );
                $this->waitForPageToLoad( PAGE_LOAD_TIME );

                // Navigate to the initial installation page(Language).
                $this->assertEquals( "Language", $this->getText( LINK_DIV . "h2" ) );

                // 'Welcome to MediaWiki!' page
                parent::clickContinueButton();

                // 'Connect to database' page
                parent::clickContinueButton();

                // saved data should be deleted
                $dbNameAfterRestart = $this->getValue( "mysql_wgDBname" );
                $this->assertNotEquals( $dbNameBeforeRestart, $dbNameAfterRestart );
        }

        // Verify cancelling restart
        public function testCancelRestartInstallation() {
                $dbNameBeforeRestart = DB_NAME_PREFIX . "_cancel_restart";

                parent::navigateDatabaseSettingsPage( $dbNameBeforeRestart );
                // Verify 'Restart installation' link available
                $this->assertTrue( $this->isElementPresent( "link=Restart installation" ) );

                $this->click( "link=Restart installation" );
                $this->waitForPageToLoad( PAGE_LOAD_TIME );

                // 'Restart Installation' page displayed
                $this->assertEquals( "Restart installation", $this->getText( LINK_DIV . "h2" ) );

                // Restart warning message displayed
                $this->assertTrue( $this->isTextPresent( "Do you want to clear all saved data that you have entered and restart the installation process?" ) );

                // Click on the 'Back' button
                parent::clickBackButton();

                // Navigates to the previous page
                $this->assertEquals( "Database settings", $this->getText( LINK_DIV . "h2" ) );

                // 'Connect to database' page
                parent::clickBackButton();

                // Saved data remain on the page.
                $dbNameAfterRestart = $this->getValue( "mysql_wgDBname" );
                $this->assertEquals( $dbNameBeforeRestart, $dbNameAfterRestart );
        }
}