From 2944122dd2593be2c1235bffd0b893b690c7affc Mon Sep 17 00:00:00 2001
From: Geert Eltink <xtreamwayz@gmail.com>
Date: Tue, 12 Dec 2017 14:12:43 +0100
Subject: [PATCH] Added declare strict types

---
 bin/clear-config-cache.php                                     | 2 ++
 config/autoload/dependencies.global.php                        | 2 ++
 config/autoload/development.local.php.dist                     | 3 ++-
 config/autoload/local.php.dist                                 | 3 ++-
 config/autoload/zend-expressive.global.php                     | 2 ++
 config/config.php                                              | 2 ++
 config/development.config.php.dist                             | 3 ++-
 config/pipeline.php                                            | 2 ++
 public/index.php                                               | 2 ++
 src/App/src/Action/HomePageAction.php                          | 2 ++
 src/App/src/Action/HomePageFactory.php                         | 2 ++
 src/App/src/Action/PingAction.php                              | 2 ++
 src/ExpressiveInstaller/OptionalPackages.php                   | 2 ++
 src/ExpressiveInstaller/Resources/config/container-aura-di.php | 2 ++
 src/ExpressiveInstaller/Resources/config/container-auryn.php   | 2 ++
 src/ExpressiveInstaller/Resources/config/container-pimple.php  | 2 ++
 src/ExpressiveInstaller/Resources/config/container-sf-di.php   | 2 ++
 .../Resources/config/container-zend-servicemanager.php         | 2 ++
 .../Resources/config/error-handler-whoops.php                  | 3 ++-
 .../Resources/config/router-aura-router.php                    | 2 ++
 src/ExpressiveInstaller/Resources/config/router-fast-route.php | 2 ++
 .../Resources/config/router-zend-router.php                    | 2 ++
 src/ExpressiveInstaller/Resources/config/routes-full.php       | 2 ++
 src/ExpressiveInstaller/Resources/config/routes-minimal.php    | 2 ++
 src/ExpressiveInstaller/Resources/config/templates-plates.php  | 2 ++
 src/ExpressiveInstaller/Resources/config/templates-twig.php    | 2 ++
 .../Resources/config/templates-zend-view.php                   | 2 ++
 src/ExpressiveInstaller/Resources/src/ConfigProvider.flat.php  | 2 ++
 .../Resources/src/ConfigProvider.modular.php                   | 2 ++
 src/ExpressiveInstaller/config.php                             | 2 ++
 test/AppTest/Action/HomePageActionTest.php                     | 2 ++
 test/AppTest/Action/HomePageFactoryTest.php                    | 2 ++
 test/AppTest/Action/PingActionTest.php                         | 2 ++
 test/ExpressiveInstallerTest/AddPackageTest.php                | 2 ++
 test/ExpressiveInstallerTest/ContainersTest.php                | 2 ++
 test/ExpressiveInstallerTest/CopyResourceTest.php              | 2 ++
 test/ExpressiveInstallerTest/ErrorHandlerTest.php              | 2 ++
 test/ExpressiveInstallerTest/OptionalPackagesTestCase.php      | 2 ++
 test/ExpressiveInstallerTest/ProcessAnswersTest.php            | 2 ++
 test/ExpressiveInstallerTest/ProjectSandboxTrait.php           | 2 ++
 test/ExpressiveInstallerTest/PromptForOptionalPackagesTest.php | 2 ++
 test/ExpressiveInstallerTest/RemoveDevDependenciesTest.php     | 2 ++
 test/ExpressiveInstallerTest/RemoveInstallerTest.php           | 2 ++
 test/ExpressiveInstallerTest/RemoveLineFromStringTest.php      | 2 ++
 test/ExpressiveInstallerTest/RequestInstallTypeTest.php        | 2 ++
 test/ExpressiveInstallerTest/RoutersTest.php                   | 2 ++
 test/ExpressiveInstallerTest/SetupDataAndCacheDirTest.php      | 2 ++
 test/ExpressiveInstallerTest/SetupDefaultAppTest.php           | 2 ++
 test/ExpressiveInstallerTest/TemplateRenderersTest.php         | 2 ++
 test/ExpressiveInstallerTest/UpdateRootPackageTest.php         | 2 ++
 50 files changed, 100 insertions(+), 4 deletions(-)

diff --git a/bin/clear-config-cache.php b/bin/clear-config-cache.php
index 50a14ce..60e92e1 100644
--- a/bin/clear-config-cache.php
+++ b/bin/clear-config-cache.php
@@ -9,6 +9,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 chdir(__DIR__ . '/../');
 
 require 'vendor/autoload.php';
diff --git a/config/autoload/dependencies.global.php b/config/autoload/dependencies.global.php
index 4777cd7..535dafc 100644
--- a/config/autoload/dependencies.global.php
+++ b/config/autoload/dependencies.global.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Application;
 use Zend\Expressive\Container;
 use Zend\Expressive\Delegate;
diff --git a/config/autoload/development.local.php.dist b/config/autoload/development.local.php.dist
index 7e4f710..2110c4a 100644
--- a/config/autoload/development.local.php.dist
+++ b/config/autoload/development.local.php.dist
@@ -1,5 +1,4 @@
 <?php
-
 /**
  * Development-only configuration.
  *
@@ -10,5 +9,7 @@
  * `composer development-enable`.
  */
 
+declare(strict_types=1);
+
 return [
 ];
diff --git a/config/autoload/local.php.dist b/config/autoload/local.php.dist
index 1b93b46..ec825d4 100644
--- a/config/autoload/local.php.dist
+++ b/config/autoload/local.php.dist
@@ -1,5 +1,4 @@
 <?php
-
 /**
  * Local configuration.
  *
@@ -7,5 +6,7 @@
  * `local.php` is ignored by git and safe to use for local and sensitive data like usernames and passwords.
  */
 
+declare(strict_types=1);
+
 return [
 ];
diff --git a/config/autoload/zend-expressive.global.php b/config/autoload/zend-expressive.global.php
index dd4acd1..afb92e9 100644
--- a/config/autoload/zend-expressive.global.php
+++ b/config/autoload/zend-expressive.global.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\ConfigAggregator\ConfigAggregator;
 
 return [
diff --git a/config/config.php b/config/config.php
index 8301030..2d8ce79 100644
--- a/config/config.php
+++ b/config/config.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\ConfigAggregator\ArrayProvider;
 use Zend\ConfigAggregator\ConfigAggregator;
 use Zend\ConfigAggregator\PhpFileProvider;
diff --git a/config/development.config.php.dist b/config/development.config.php.dist
index f9e594a..d17d6d6 100644
--- a/config/development.config.php.dist
+++ b/config/development.config.php.dist
@@ -1,5 +1,4 @@
 <?php
-
 /**
  * File required to allow enablement of development mode.
  *
@@ -21,6 +20,8 @@
  * - Configuration caching is _disabled_.
  */
 
+declare(strict_types=1);
+
 use Zend\ConfigAggregator\ConfigAggregator;
 
 return [
diff --git a/config/pipeline.php b/config/pipeline.php
index 1e69a67..9f6cb6e 100644
--- a/config/pipeline.php
+++ b/config/pipeline.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Helper\ServerUrlMiddleware;
 use Zend\Expressive\Helper\UrlHelperMiddleware;
 use Zend\Expressive\Middleware\ImplicitHeadMiddleware;
diff --git a/public/index.php b/public/index.php
index a4085ff..37ba852 100644
--- a/public/index.php
+++ b/public/index.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 // Delegate static file requests back to the PHP built-in webserver
 if (PHP_SAPI === 'cli-server' && $_SERVER['SCRIPT_FILENAME'] !== __FILE__) {
     return false;
diff --git a/src/App/src/Action/HomePageAction.php b/src/App/src/Action/HomePageAction.php
index c9ed942..cea2813 100644
--- a/src/App/src/Action/HomePageAction.php
+++ b/src/App/src/Action/HomePageAction.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Action;
 
 use Interop\Http\ServerMiddleware\DelegateInterface;
diff --git a/src/App/src/Action/HomePageFactory.php b/src/App/src/Action/HomePageFactory.php
index 1cabf0d..7e08ac7 100644
--- a/src/App/src/Action/HomePageFactory.php
+++ b/src/App/src/Action/HomePageFactory.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Action;
 
 use Psr\Container\ContainerInterface;
diff --git a/src/App/src/Action/PingAction.php b/src/App/src/Action/PingAction.php
index c24043d..86e3ccb 100644
--- a/src/App/src/Action/PingAction.php
+++ b/src/App/src/Action/PingAction.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Action;
 
 use Interop\Http\ServerMiddleware\DelegateInterface;
diff --git a/src/ExpressiveInstaller/OptionalPackages.php b/src/ExpressiveInstaller/OptionalPackages.php
index 3f26021..18bd0c1 100644
--- a/src/ExpressiveInstaller/OptionalPackages.php
+++ b/src/ExpressiveInstaller/OptionalPackages.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstaller;
 
 use Composer\Composer;
diff --git a/src/ExpressiveInstaller/Resources/config/container-aura-di.php b/src/ExpressiveInstaller/Resources/config/container-aura-di.php
index 3be6a5a..2625e0f 100644
--- a/src/ExpressiveInstaller/Resources/config/container-aura-di.php
+++ b/src/ExpressiveInstaller/Resources/config/container-aura-di.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\AuraDi\Config\Config;
 use Zend\AuraDi\Config\ContainerFactory;
 
diff --git a/src/ExpressiveInstaller/Resources/config/container-auryn.php b/src/ExpressiveInstaller/Resources/config/container-auryn.php
index 7473a89..ebb649e 100644
--- a/src/ExpressiveInstaller/Resources/config/container-auryn.php
+++ b/src/ExpressiveInstaller/Resources/config/container-auryn.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Northwoods\Container\InjectorBuilder;
 use Northwoods\Container\Config;
 use Psr\Container\ContainerInterface;
diff --git a/src/ExpressiveInstaller/Resources/config/container-pimple.php b/src/ExpressiveInstaller/Resources/config/container-pimple.php
index b72a790..cf7980a 100644
--- a/src/ExpressiveInstaller/Resources/config/container-pimple.php
+++ b/src/ExpressiveInstaller/Resources/config/container-pimple.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Pimple\Config\Config;
 use Zend\Pimple\Config\ContainerFactory;
 
diff --git a/src/ExpressiveInstaller/Resources/config/container-sf-di.php b/src/ExpressiveInstaller/Resources/config/container-sf-di.php
index 0710bbd..6e2a85e 100644
--- a/src/ExpressiveInstaller/Resources/config/container-sf-di.php
+++ b/src/ExpressiveInstaller/Resources/config/container-sf-di.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use JSoumelidis\SymfonyDI\Config\Config;
 use JSoumelidis\SymfonyDI\Config\ContainerFactory;
 
diff --git a/src/ExpressiveInstaller/Resources/config/container-zend-servicemanager.php b/src/ExpressiveInstaller/Resources/config/container-zend-servicemanager.php
index e565faa..7743cd1 100644
--- a/src/ExpressiveInstaller/Resources/config/container-zend-servicemanager.php
+++ b/src/ExpressiveInstaller/Resources/config/container-zend-servicemanager.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\ServiceManager\Config;
 use Zend\ServiceManager\ServiceManager;
 
diff --git a/src/ExpressiveInstaller/Resources/config/error-handler-whoops.php b/src/ExpressiveInstaller/Resources/config/error-handler-whoops.php
index 9c8aa17..99875e9 100644
--- a/src/ExpressiveInstaller/Resources/config/error-handler-whoops.php
+++ b/src/ExpressiveInstaller/Resources/config/error-handler-whoops.php
@@ -1,5 +1,4 @@
 <?php
-
 /**
  * Development-only configuration.
  *
@@ -10,6 +9,8 @@
  * `composer development-enable`.
  */
 
+declare(strict_types=1);
+
 use Zend\Expressive\Container;
 use Zend\Expressive\Middleware\ErrorResponseGenerator;
 
diff --git a/src/ExpressiveInstaller/Resources/config/router-aura-router.php b/src/ExpressiveInstaller/Resources/config/router-aura-router.php
index 5428342..694b47f 100644
--- a/src/ExpressiveInstaller/Resources/config/router-aura-router.php
+++ b/src/ExpressiveInstaller/Resources/config/router-aura-router.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Router\AuraRouter;
 use Zend\Expressive\Router\RouterInterface;
 
diff --git a/src/ExpressiveInstaller/Resources/config/router-fast-route.php b/src/ExpressiveInstaller/Resources/config/router-fast-route.php
index 0505bee..e4f4a06 100644
--- a/src/ExpressiveInstaller/Resources/config/router-fast-route.php
+++ b/src/ExpressiveInstaller/Resources/config/router-fast-route.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Router\FastRouteRouter;
 use Zend\Expressive\Router\RouterInterface;
 
diff --git a/src/ExpressiveInstaller/Resources/config/router-zend-router.php b/src/ExpressiveInstaller/Resources/config/router-zend-router.php
index 7026559..a53b7cc 100644
--- a/src/ExpressiveInstaller/Resources/config/router-zend-router.php
+++ b/src/ExpressiveInstaller/Resources/config/router-zend-router.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Router\RouterInterface;
 use Zend\Expressive\Router\ZendRouter;
 
diff --git a/src/ExpressiveInstaller/Resources/config/routes-full.php b/src/ExpressiveInstaller/Resources/config/routes-full.php
index 2a7de64..da3ac34 100644
--- a/src/ExpressiveInstaller/Resources/config/routes-full.php
+++ b/src/ExpressiveInstaller/Resources/config/routes-full.php
@@ -26,6 +26,8 @@
  * );
  */
 
+declare(strict_types=1);
+
 /** @var \Zend\Expressive\Application $app */
 
 $app->get('/', App\Action\HomePageAction::class, 'home');
diff --git a/src/ExpressiveInstaller/Resources/config/routes-minimal.php b/src/ExpressiveInstaller/Resources/config/routes-minimal.php
index c43fd35..fb4df36 100644
--- a/src/ExpressiveInstaller/Resources/config/routes-minimal.php
+++ b/src/ExpressiveInstaller/Resources/config/routes-minimal.php
@@ -13,4 +13,6 @@
  * $app->route('/contact', App\Action\ContactAction::class, ['GET', 'POST', ...], 'contact');
  */
 
+declare(strict_types=1);
+
 /** @var \Zend\Expressive\Application $app */
diff --git a/src/ExpressiveInstaller/Resources/config/templates-plates.php b/src/ExpressiveInstaller/Resources/config/templates-plates.php
index bf15470..30aaa32 100644
--- a/src/ExpressiveInstaller/Resources/config/templates-plates.php
+++ b/src/ExpressiveInstaller/Resources/config/templates-plates.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Plates\PlatesRendererFactory;
 use Zend\Expressive\Template\TemplateRendererInterface;
 
diff --git a/src/ExpressiveInstaller/Resources/config/templates-twig.php b/src/ExpressiveInstaller/Resources/config/templates-twig.php
index 79bd6b1..3e07a06 100644
--- a/src/ExpressiveInstaller/Resources/config/templates-twig.php
+++ b/src/ExpressiveInstaller/Resources/config/templates-twig.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Template\TemplateRendererInterface;
 use Zend\Expressive\Twig\TwigEnvironmentFactory;
 use Zend\Expressive\Twig\TwigRendererFactory;
diff --git a/src/ExpressiveInstaller/Resources/config/templates-zend-view.php b/src/ExpressiveInstaller/Resources/config/templates-zend-view.php
index 5b1ea7a..a821c49 100644
--- a/src/ExpressiveInstaller/Resources/config/templates-zend-view.php
+++ b/src/ExpressiveInstaller/Resources/config/templates-zend-view.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Zend\Expressive\Template\TemplateRendererInterface;
 use Zend\Expressive\ZendView\HelperPluginManagerFactory;
 use Zend\Expressive\ZendView\ZendViewRendererFactory;
diff --git a/src/ExpressiveInstaller/Resources/src/ConfigProvider.flat.php b/src/ExpressiveInstaller/Resources/src/ConfigProvider.flat.php
index a050cf9..635e9d7 100644
--- a/src/ExpressiveInstaller/Resources/src/ConfigProvider.flat.php
+++ b/src/ExpressiveInstaller/Resources/src/ConfigProvider.flat.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App;
 
 /**
diff --git a/src/ExpressiveInstaller/Resources/src/ConfigProvider.modular.php b/src/ExpressiveInstaller/Resources/src/ConfigProvider.modular.php
index 33f0937..35c23a5 100644
--- a/src/ExpressiveInstaller/Resources/src/ConfigProvider.modular.php
+++ b/src/ExpressiveInstaller/Resources/src/ConfigProvider.modular.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App;
 
 /**
diff --git a/src/ExpressiveInstaller/config.php b/src/ExpressiveInstaller/config.php
index 9ee7bba..5bcda76 100644
--- a/src/ExpressiveInstaller/config.php
+++ b/src/ExpressiveInstaller/config.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
     'packages' => [
         'filp/whoops'                                    => '^2.1.12',
diff --git a/test/AppTest/Action/HomePageActionTest.php b/test/AppTest/Action/HomePageActionTest.php
index a8e4384..a40fae9 100644
--- a/test/AppTest/Action/HomePageActionTest.php
+++ b/test/AppTest/Action/HomePageActionTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace AppTest\Action;
 
 use App\Action\HomePageAction;
diff --git a/test/AppTest/Action/HomePageFactoryTest.php b/test/AppTest/Action/HomePageFactoryTest.php
index 8247fd7..3929b79 100644
--- a/test/AppTest/Action/HomePageFactoryTest.php
+++ b/test/AppTest/Action/HomePageFactoryTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace AppTest\Action;
 
 use App\Action\HomePageAction;
diff --git a/test/AppTest/Action/PingActionTest.php b/test/AppTest/Action/PingActionTest.php
index 71a22fb..5303a24 100644
--- a/test/AppTest/Action/PingActionTest.php
+++ b/test/AppTest/Action/PingActionTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace AppTest\Action;
 
 use App\Action\PingAction;
diff --git a/test/ExpressiveInstallerTest/AddPackageTest.php b/test/ExpressiveInstallerTest/AddPackageTest.php
index b0dc0ab..ddd5b26 100644
--- a/test/ExpressiveInstallerTest/AddPackageTest.php
+++ b/test/ExpressiveInstallerTest/AddPackageTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use Composer\Package\BasePackage;
diff --git a/test/ExpressiveInstallerTest/ContainersTest.php b/test/ExpressiveInstallerTest/ContainersTest.php
index 27d5963..0429472 100644
--- a/test/ExpressiveInstallerTest/ContainersTest.php
+++ b/test/ExpressiveInstallerTest/ContainersTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use Aura\Di\Container as AuraContainer;
diff --git a/test/ExpressiveInstallerTest/CopyResourceTest.php b/test/ExpressiveInstallerTest/CopyResourceTest.php
index 6732ecd..57a2f7d 100644
--- a/test/ExpressiveInstallerTest/CopyResourceTest.php
+++ b/test/ExpressiveInstallerTest/CopyResourceTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use org\bovigo\vfs\vfsStream;
diff --git a/test/ExpressiveInstallerTest/ErrorHandlerTest.php b/test/ExpressiveInstallerTest/ErrorHandlerTest.php
index 3a3273e..e60490e 100644
--- a/test/ExpressiveInstallerTest/ErrorHandlerTest.php
+++ b/test/ExpressiveInstallerTest/ErrorHandlerTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/OptionalPackagesTestCase.php b/test/ExpressiveInstallerTest/OptionalPackagesTestCase.php
index ab67928..87e866f 100644
--- a/test/ExpressiveInstallerTest/OptionalPackagesTestCase.php
+++ b/test/ExpressiveInstallerTest/OptionalPackagesTestCase.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use Composer\Composer;
diff --git a/test/ExpressiveInstallerTest/ProcessAnswersTest.php b/test/ExpressiveInstallerTest/ProcessAnswersTest.php
index 656906d..14dbf76 100644
--- a/test/ExpressiveInstallerTest/ProcessAnswersTest.php
+++ b/test/ExpressiveInstallerTest/ProcessAnswersTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/ProjectSandboxTrait.php b/test/ExpressiveInstallerTest/ProjectSandboxTrait.php
index ca15659..024aece 100644
--- a/test/ExpressiveInstallerTest/ProjectSandboxTrait.php
+++ b/test/ExpressiveInstallerTest/ProjectSandboxTrait.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-installer/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use App\Action\HomePageAction;
diff --git a/test/ExpressiveInstallerTest/PromptForOptionalPackagesTest.php b/test/ExpressiveInstallerTest/PromptForOptionalPackagesTest.php
index 2bd0764..59e2f15 100644
--- a/test/ExpressiveInstallerTest/PromptForOptionalPackagesTest.php
+++ b/test/ExpressiveInstallerTest/PromptForOptionalPackagesTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/RemoveDevDependenciesTest.php b/test/ExpressiveInstallerTest/RemoveDevDependenciesTest.php
index 76b807e..36fa40c 100644
--- a/test/ExpressiveInstallerTest/RemoveDevDependenciesTest.php
+++ b/test/ExpressiveInstallerTest/RemoveDevDependenciesTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/RemoveInstallerTest.php b/test/ExpressiveInstallerTest/RemoveInstallerTest.php
index d42babf..ab2fc71 100644
--- a/test/ExpressiveInstallerTest/RemoveInstallerTest.php
+++ b/test/ExpressiveInstallerTest/RemoveInstallerTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/RemoveLineFromStringTest.php b/test/ExpressiveInstallerTest/RemoveLineFromStringTest.php
index 5e2f277..d13b6ba 100644
--- a/test/ExpressiveInstallerTest/RemoveLineFromStringTest.php
+++ b/test/ExpressiveInstallerTest/RemoveLineFromStringTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/RequestInstallTypeTest.php b/test/ExpressiveInstallerTest/RequestInstallTypeTest.php
index 7ec3110..d1cdb6d 100644
--- a/test/ExpressiveInstallerTest/RequestInstallTypeTest.php
+++ b/test/ExpressiveInstallerTest/RequestInstallTypeTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/RoutersTest.php b/test/ExpressiveInstallerTest/RoutersTest.php
index bd13d6f..ab6e317 100644
--- a/test/ExpressiveInstallerTest/RoutersTest.php
+++ b/test/ExpressiveInstallerTest/RoutersTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use App\Action\HomePageAction;
diff --git a/test/ExpressiveInstallerTest/SetupDataAndCacheDirTest.php b/test/ExpressiveInstallerTest/SetupDataAndCacheDirTest.php
index 18deb17..af5a073 100644
--- a/test/ExpressiveInstallerTest/SetupDataAndCacheDirTest.php
+++ b/test/ExpressiveInstallerTest/SetupDataAndCacheDirTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/SetupDefaultAppTest.php b/test/ExpressiveInstallerTest/SetupDefaultAppTest.php
index ab56a93..cbc523a 100644
--- a/test/ExpressiveInstallerTest/SetupDefaultAppTest.php
+++ b/test/ExpressiveInstallerTest/SetupDefaultAppTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/TemplateRenderersTest.php b/test/ExpressiveInstallerTest/TemplateRenderersTest.php
index 7c538f2..72f9614 100644
--- a/test/ExpressiveInstallerTest/TemplateRenderersTest.php
+++ b/test/ExpressiveInstallerTest/TemplateRenderersTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;
diff --git a/test/ExpressiveInstallerTest/UpdateRootPackageTest.php b/test/ExpressiveInstallerTest/UpdateRootPackageTest.php
index ca82ecd..7e0c95a 100644
--- a/test/ExpressiveInstallerTest/UpdateRootPackageTest.php
+++ b/test/ExpressiveInstallerTest/UpdateRootPackageTest.php
@@ -5,6 +5,8 @@
  * @license   https://github.com/zendframework/zend-expressive-skeleton/blob/master/LICENSE.md New BSD License
  */
 
+declare(strict_types=1);
+
 namespace ExpressiveInstallerTest;
 
 use ExpressiveInstaller\OptionalPackages;