Platformsh\Cli\Tests\DrushHelperTest::testCreateAliasesMultiApp PHP Method

    public function testCreateAliasesMultiApp()
    {
        // Set up file structure.
        $testDir = $this->createTempSubDir();
        $fsHelper = new FilesystemHelper();
        $fsHelper->copyAll(__DIR__ . '/../data/repositories/multiple', $testDir . '/project/repository');
        $projectRoot = $testDir . '/project';
        $homeDir = "{$testDir}/home";
        mkdir($homeDir);
        // Check that aliases are created.
        $this->drushHelper->setHomeDir($homeDir);
        $this->drushHelper->createAliases($this->project, $projectRoot, $this->environments);
        $this->assertFileExists("{$homeDir}/.drush/test.aliases.drushrc.php");
        // Check that aliases exist for the 'master' and local environments.
        $aliases = [];
        include_once "{$homeDir}/.drush/test.aliases.drushrc.php";
        // The aliases are the same as for single apps, because there's only one
        // Drupal application defined.
        $this->assertArrayHasKey('master', $aliases);
        $this->assertArrayHasKey('_local', $aliases);
    }