diff --git a/composer.json b/composer.json
index 036d8551..4f414766 100644
--- a/composer.json
+++ b/composer.json
@@ -40,7 +40,8 @@
         "pnz/messenger-filesystem-transport": "^0.1.2",
         "guzzlehttp/guzzle": "~6.0",
         "symfony/security-bundle": "^4.1",
-        "symfony/monolog-bundle": "^3.3"
+        "symfony/monolog-bundle": "^3.3",
+        "symfony/maker-bundle": "^1.8"
     },
     "autoload": {
         "psr-4": {
@@ -49,7 +50,8 @@
     },
     "autoload-dev": {
         "psr-4": {
-            "Tienvx\\Bundle\\MbtBundle\\Tests\\": ["tests", "tests/app/src"]
+            "Tienvx\\Bundle\\MbtBundle\\Tests\\": "tests/",
+            "App\\": "tests/app/src/"
         }
     },
     "scripts": {
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 1d10c6b5..f61c1632 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -2,7 +2,7 @@
 
 <phpunit bootstrap="./tests/app/bootstrap.php" colors="true">
     <php>
-        <server name="KERNEL_CLASS" value="Tienvx\Bundle\MbtBundle\Tests\AppKernel" />
+        <server name="KERNEL_CLASS" value="App\AppKernel" />
         <env    name="APP_ENV"      value="test" />
         <env    name="APP_DEBUG"    value="false" />
     </php>
@@ -18,6 +18,7 @@
             <directory>./src</directory>
             <exclude>
                 <directory>./src/Resources</directory>
+                <directory>./src/Maker</directory>
             </exclude>
         </whitelist>
     </filter>
diff --git a/src/Command/ExecuteTaskCommand.php b/src/Command/ExecuteTaskCommand.php
index da8200a5..9601b68a 100644
--- a/src/Command/ExecuteTaskCommand.php
+++ b/src/Command/ExecuteTaskCommand.php
@@ -97,7 +97,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
 
         $this->setAnonymousToken();
 
-        $subject = $this->subjectManager->createSubjectForModel($task->getModel());
+        $subject = $this->subjectManager->createSubject($task->getModel());
         $subject->setUp();
         $generator = $this->generatorManager->getGenerator($task->getGenerator());
         $workflow = $this->workflowRegistry->get($subject, $task->getModel());
diff --git a/src/Command/GeneratePathCommand.php b/src/Command/GeneratePathCommand.php
index 002f0e25..495323bb 100644
--- a/src/Command/GeneratePathCommand.php
+++ b/src/Command/GeneratePathCommand.php
@@ -71,7 +71,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $model = $input->getArgument('model');
         $generatorName = $input->getOption('generator');
         $generator = $this->generatorManager->getGenerator($generatorName);
-        $subject = $this->subjectManager->createSubjectForModel($model);
+        $subject = $this->subjectManager->createSubject($model);
         $subject->setTesting(true);
         $subject->setUp();
         $workflow = $this->workflowRegistry->get($subject, $model);
diff --git a/src/DependencyInjection/Compiler/WorkflowRegistryPass.php b/src/DependencyInjection/Compiler/WorkflowRegistryPass.php
index 4a40befe..3a17b577 100644
--- a/src/DependencyInjection/Compiler/WorkflowRegistryPass.php
+++ b/src/DependencyInjection/Compiler/WorkflowRegistryPass.php
@@ -8,6 +8,7 @@
 use Symfony\Component\DependencyInjection\Reference;
 use Tienvx\Bundle\MbtBundle\Command\ExecuteTaskCommand;
 use Tienvx\Bundle\MbtBundle\Command\GeneratePathCommand;
+use Tienvx\Bundle\MbtBundle\Maker\MakeSubject;
 use Tienvx\Bundle\MbtBundle\Validator\Constraints\ModelValidator;
 
 class WorkflowRegistryPass implements CompilerPassInterface
@@ -45,6 +46,11 @@ public function process(ContainerBuilder $container)
 
             $modelValidatorDefinition = $container->getDefinition(ModelValidator::class);
             $modelValidatorDefinition->addMethodCall('setWorkflowRegistry', [$workflowRegistry]);
+
+            if ($container->hasDefinition(MakeSubject::class)) {
+                $makeSubjectDefinition = $container->getDefinition(MakeSubject::class);
+                $makeSubjectDefinition->addMethodCall('setWorkflowRegistry', [$workflowRegistry]);
+            }
         }
     }
 }
diff --git a/src/Maker/MakeSubject.php b/src/Maker/MakeSubject.php
new file mode 100644
index 00000000..430c5cd9
--- /dev/null
+++ b/src/Maker/MakeSubject.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace Tienvx\Bundle\MbtBundle\Maker;
+
+use Doctrine\Common\Annotations\Annotation;
+use Symfony\Bundle\MakerBundle\ConsoleStyle;
+use Symfony\Bundle\MakerBundle\DependencyBuilder;
+use Symfony\Bundle\MakerBundle\Generator;
+use Symfony\Bundle\MakerBundle\InputConfiguration;
+use Symfony\Bundle\MakerBundle\Maker\AbstractMaker;
+use Symfony\Bundle\MakerBundle\Str;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Workflow\Registry;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
+use Tienvx\Bundle\MbtBundle\Subject\SubjectManager;
+
+final class MakeSubject extends AbstractMaker
+{
+    /**
+     * @var Registry
+     */
+    private $workflowRegistry;
+
+    /**
+     * @var SubjectManager
+     */
+    private $subjectManager;
+
+    public function __construct(SubjectManager $subjectManager)
+    {
+        $this->subjectManager = $subjectManager;
+    }
+
+    public function setWorkflowRegistry(Registry $workflowRegistry)
+    {
+        $this->workflowRegistry = $workflowRegistry;
+    }
+
+    public static function getCommandName(): string
+    {
+        return 'make:subject';
+    }
+
+    public function configureCommand(Command $command, InputConfiguration $inputConf)
+    {
+        $command
+            ->setDescription('Creates a new subject class for a model')
+            ->addArgument('model', InputArgument::OPTIONAL, 'The model to generate subject.')
+            ->addArgument('subject-class', InputArgument::OPTIONAL, sprintf('Choose a name for your subject class (e.g. <fg=yellow>%s</>)', Str::asClassName(Str::getRandomTerm())))
+            ->setHelp(file_get_contents(__DIR__.'/../Resources/help/MakeSubject.txt'))
+        ;
+    }
+
+    /**
+     * @param InputInterface $input
+     * @param ConsoleStyle $io
+     * @param Generator $generator
+     * @throws \Exception
+     */
+    public function generate(InputInterface $input, ConsoleStyle $io, Generator $generator)
+    {
+        $model = $input->getArgument('model');
+        $subject = new class extends Subject {
+        };
+        $workflow = $this->workflowRegistry->get($subject, $model);
+
+        if ($this->subjectManager->hasSubject($model)) {
+            $subject = $this->subjectManager->getSubject($model);
+            if (class_exists($subject)) {
+                $io->text(sprintf('The subject for model %s has been already defined: %s!', $model, $subject));
+                return;
+            }
+        } else {
+            $subject = $input->getArgument('subject-class');
+        }
+
+        $subjectClassNameDetails = $generator->createClassNameDetails(
+            $subject,
+            'Subject\\'
+        );
+
+        $methods = [];
+        foreach ($workflow->getDefinition()->getPlaces() as $place => $status) {
+            if ($status) {
+                $methods[] = $place;
+            }
+        }
+        foreach ($workflow->getDefinition()->getTransitions() as $transition) {
+            $methods[] = $transition->getName();
+        }
+
+        $generator->generateClass(
+            $subjectClassNameDetails->getFullName(),
+            __DIR__.'/../Resources/skeleton/subject/Subject.tpl.php',
+            [
+                'methods' => array_unique($methods),
+            ]
+        );
+
+        $generator->writeChanges();
+
+        $this->writeSuccessMessage($io);
+        $io->text([
+            'Next: Update configuration file at tienvx_mbt.subjects, add this line:',
+            sprintf('%s: %s', $model, $subjectClassNameDetails->getFullName()),
+            'Then: Open your new subject class and implement places and transitions!'
+        ]);
+    }
+
+    public function configureDependencies(DependencyBuilder $dependencies)
+    {
+        $dependencies->addClassDependency(
+            // we only need doctrine/annotations, which contains
+            // the recipe that loads annotation data providers
+            Annotation::class,
+            'annotations'
+        );
+    }
+}
diff --git a/src/PathReducer/BinaryPathReducer.php b/src/PathReducer/BinaryPathReducer.php
index 52dadaec..edee5817 100644
--- a/src/PathReducer/BinaryPathReducer.php
+++ b/src/PathReducer/BinaryPathReducer.php
@@ -9,6 +9,7 @@
 use Tienvx\Bundle\MbtBundle\Helper\GraphBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\PathBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\PathRunner;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
 
 class BinaryPathReducer extends AbstractPathReducer
 {
@@ -21,7 +22,8 @@ public function reduce(Bug $bug)
         parent::reduce($bug);
 
         $model = $bug->getTask()->getModel();
-        $subject = $this->subjectManager->createSubjectForModel($model);
+        $subject = new class extends Subject {
+        };
         $workflow = $this->workflowRegistry->get($subject, $model);
 
         if (!$workflow instanceof StateMachine) {
@@ -47,7 +49,7 @@ public function reduce(Bug $bug)
                 // Make sure new path shorter than old path.
                 if ($newPath->countPlaces() < $path->countPlaces()) {
                     try {
-                        $subject = $this->subjectManager->createSubjectForModel($model);
+                        $subject = $this->subjectManager->createSubject($model);
                         PathRunner::run($newPath, $workflow, $subject);
                     } catch (Throwable $newThrowable) {
                         if ($newThrowable->getMessage() === $bug->getBugMessage()) {
diff --git a/src/PathReducer/GreedyPathReducer.php b/src/PathReducer/GreedyPathReducer.php
index 89ac96b5..efc69fc1 100644
--- a/src/PathReducer/GreedyPathReducer.php
+++ b/src/PathReducer/GreedyPathReducer.php
@@ -9,6 +9,7 @@
 use Tienvx\Bundle\MbtBundle\Helper\GraphBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\PathBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\PathRunner;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
 
 class GreedyPathReducer extends AbstractPathReducer
 {
@@ -21,7 +22,8 @@ public function reduce(Bug $bug)
         parent::reduce($bug);
 
         $model = $bug->getTask()->getModel();
-        $subject = $this->subjectManager->createSubjectForModel($model);
+        $subject = new class extends Subject {
+        };
         $workflow = $this->workflowRegistry->get($subject, $model);
 
         if (!$workflow instanceof StateMachine) {
@@ -47,7 +49,7 @@ public function reduce(Bug $bug)
                 // Make sure new path shorter than old path.
                 if ($newPath->countPlaces() < $path->countPlaces()) {
                     try {
-                        $subject = $this->subjectManager->createSubjectForModel($model);
+                        $subject = $this->subjectManager->createSubject($model);
                         PathRunner::run($newPath, $workflow, $subject);
                     } catch (Throwable $newThrowable) {
                         if ($newThrowable->getMessage() === $bug->getBugMessage()) {
diff --git a/src/PathReducer/LoopPathReducer.php b/src/PathReducer/LoopPathReducer.php
index a0ca4918..8275fd70 100644
--- a/src/PathReducer/LoopPathReducer.php
+++ b/src/PathReducer/LoopPathReducer.php
@@ -30,7 +30,7 @@ public function reduce(Bug $bug)
                     // Make sure new path shorter than old path.
                     if ($newPath->countPlaces() < $path->countPlaces()) {
                         try {
-                            $subject = $this->subjectManager->createSubjectForModel($model);
+                            $subject = $this->subjectManager->createSubject($model);
                             $workflow = $this->workflowRegistry->get($subject, $model);
                             PathRunner::run($newPath, $workflow, $subject);
                         } catch (Throwable $newThrowable) {
diff --git a/src/PathReducer/QueuedLoopPathReducer.php b/src/PathReducer/QueuedLoopPathReducer.php
index 9d2cd084..e30345d4 100644
--- a/src/PathReducer/QueuedLoopPathReducer.php
+++ b/src/PathReducer/QueuedLoopPathReducer.php
@@ -76,7 +76,7 @@ public function handle(string $message)
                 // Make sure new path shorter than old path.
                 if ($newPath->countPlaces() < $path->countPlaces()) {
                     try {
-                        $subject = $this->subjectManager->createSubjectForModel($model);
+                        $subject = $this->subjectManager->createSubject($model);
                         $workflow = $this->workflowRegistry->get($subject, $model);
                         PathRunner::run($newPath, $workflow, $subject);
                     } catch (Throwable $newThrowable) {
diff --git a/src/PathReducer/RandomPathReducer.php b/src/PathReducer/RandomPathReducer.php
index 06f61813..b1b1baac 100644
--- a/src/PathReducer/RandomPathReducer.php
+++ b/src/PathReducer/RandomPathReducer.php
@@ -10,6 +10,7 @@
 use Tienvx\Bundle\MbtBundle\Helper\PathBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\Randomizer;
 use Tienvx\Bundle\MbtBundle\Helper\PathRunner;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
 
 class RandomPathReducer extends AbstractPathReducer
 {
@@ -22,7 +23,8 @@ public function reduce(Bug $bug)
         parent::reduce($bug);
 
         $model = $bug->getTask()->getModel();
-        $subject = $this->subjectManager->createSubjectForModel($model);
+        $subject = new class extends Subject {
+        };
         $workflow = $this->workflowRegistry->get($subject, $model);
 
         if (!$workflow instanceof StateMachine) {
@@ -41,7 +43,7 @@ public function reduce(Bug $bug)
             // Make sure new path shorter than old path.
             if ($newPath->countPlaces() < $path->countPlaces()) {
                 try {
-                    $subject = $this->subjectManager->createSubjectForModel($model);
+                    $subject = $this->subjectManager->createSubject($model);
                     PathRunner::run($newPath, $workflow, $subject);
                 } catch (Throwable $newThrowable) {
                     if ($newThrowable->getMessage() === $bug->getBugMessage()) {
diff --git a/src/PathReducer/WeightedRandomPathReducer.php b/src/PathReducer/WeightedRandomPathReducer.php
index 6dcc9a48..fe0b0801 100644
--- a/src/PathReducer/WeightedRandomPathReducer.php
+++ b/src/PathReducer/WeightedRandomPathReducer.php
@@ -11,6 +11,7 @@
 use Tienvx\Bundle\MbtBundle\Helper\PathBuilder;
 use Tienvx\Bundle\MbtBundle\Helper\Randomizer;
 use Tienvx\Bundle\MbtBundle\Helper\PathRunner;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
 
 class WeightedRandomPathReducer extends AbstractPathReducer
 {
@@ -23,7 +24,8 @@ public function reduce(Bug $bug)
         parent::reduce($bug);
 
         $model = $bug->getTask()->getModel();
-        $subject = $this->subjectManager->createSubjectForModel($model);
+        $subject = new class extends Subject {
+        };
         $workflow = $this->workflowRegistry->get($subject, $model);
 
         if (!$workflow instanceof StateMachine) {
@@ -46,7 +48,7 @@ public function reduce(Bug $bug)
             // Make sure new path shorter than old path.
             if ($newPath->countPlaces() < $path->countPlaces()) {
                 try {
-                    $subject = $this->subjectManager->createSubjectForModel($model);
+                    $subject = $this->subjectManager->createSubject($model);
                     PathRunner::run($newPath, $workflow, $subject);
                 } catch (Throwable $newThrowable) {
                     if ($newThrowable->getMessage() === $bug->getBugMessage()) {
diff --git a/src/Resources/help/MakeSubject.txt b/src/Resources/help/MakeSubject.txt
new file mode 100644
index 00000000..7df22893
--- /dev/null
+++ b/src/Resources/help/MakeSubject.txt
@@ -0,0 +1,5 @@
+The <info>%command.name%</info> command generates a new subject class for a model.
+
+<info>php %command.full_name% model-name CoolStuffSubject</info>
+
+If the argument is missing, the command will ask for the model name and subject class name interactively.
diff --git a/src/Resources/skeleton/subject/Subject.tpl.php b/src/Resources/skeleton/subject/Subject.tpl.php
new file mode 100644
index 00000000..dfb7486b
--- /dev/null
+++ b/src/Resources/skeleton/subject/Subject.tpl.php
@@ -0,0 +1,15 @@
+<?= "<?php\n" ?>
+
+namespace <?= $namespace; ?>;
+
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
+
+class <?= $class_name; ?> extends Subject
+{
+<?php foreach ($methods as $index => $method): ?>
+    public function <?= $method; ?>()
+    {
+    }
+<?= $index < (count($methods) - 1) ? "\n" : ''; ?>
+<?php endforeach; ?>
+}
diff --git a/src/Subject/SubjectManager.php b/src/Subject/SubjectManager.php
index 7a64cf05..3582c475 100644
--- a/src/Subject/SubjectManager.php
+++ b/src/Subject/SubjectManager.php
@@ -30,17 +30,22 @@ public function addSubjects(array $subjects)
         }
     }
 
-    public function hasSubjectForModel(string $model)
+    public function hasSubject(string $model)
     {
         return isset($this->subjects[$model]);
     }
 
+    public function getSubject(string $model)
+    {
+        return $this->subjects[$model];
+    }
+
     /**
      * @param string $model
      * @return Subject
      * @throws Exception
      */
-    public function createSubjectForModel(string $model): Subject
+    public function createSubject(string $model): Subject
     {
         if (!isset($this->subjects[$model])) {
             throw new Exception(sprintf('Subject for model %s is not specified.', $model));
diff --git a/src/Validator/Constraints/ModelValidator.php b/src/Validator/Constraints/ModelValidator.php
index f450b0fb..bfccf7af 100644
--- a/src/Validator/Constraints/ModelValidator.php
+++ b/src/Validator/Constraints/ModelValidator.php
@@ -7,7 +7,7 @@
 use Symfony\Component\Validator\ConstraintValidator;
 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
 use Symfony\Component\Workflow\Registry;
-use Tienvx\Bundle\MbtBundle\Subject\SubjectManager;
+use Tienvx\Bundle\MbtBundle\Subject\Subject;
 
 /**
  * @Annotation
@@ -19,17 +19,6 @@ class ModelValidator extends ConstraintValidator
      */
     protected $workflowRegistry;
 
-    /**
-     * @var SubjectManager
-     */
-    protected $subjectManager;
-
-    public function __construct(
-        SubjectManager $subjectManager
-    ) {
-        $this->subjectManager = $subjectManager;
-    }
-
     public function setWorkflowRegistry(Registry $workflowRegistry)
     {
         $this->workflowRegistry = $workflowRegistry;
@@ -58,7 +47,8 @@ public function validate($value, Constraint $constraint)
             throw new UnexpectedTypeException($value, 'string');
         }
 
-        $subject = $this->subjectManager->createSubjectForModel($value);
+        $subject = new class extends Subject {
+        };
         if (!$this->workflowRegistry->get($subject, $value)) {
             $this->context->buildViolation($constraint->message)
                 ->setParameter('{{ string }}', $value)
diff --git a/tests/app/bin/console b/tests/app/bin/console
index ea6170cf..cfc3e56f 100755
--- a/tests/app/bin/console
+++ b/tests/app/bin/console
@@ -1,7 +1,7 @@
 #!/usr/bin/env php
 <?php
 
-use Tienvx\Bundle\MbtBundle\Tests\AppKernel as Kernel;
+use App\AppKernel as Kernel;
 use Symfony\Bundle\FrameworkBundle\Console\Application;
 use Symfony\Component\Console\Input\ArgvInput;
 
diff --git a/tests/app/config/config.yml b/tests/app/config/config.yml
index cc052c72..e353c4a6 100644
--- a/tests/app/config/config.yml
+++ b/tests/app/config/config.yml
@@ -22,7 +22,7 @@ services:
         autoconfigure: true
         public: false
 
-    Tienvx\Bundle\MbtBundle\Tests\:
+    App\:
         resource: '../src/*'
         exclude: '../src/{AppKernel.php}'
 
@@ -37,7 +37,7 @@ services:
         tags: ['messenger.transport_factory']
 
     GuzzleHttp\Client:
-        alias:  Tienvx\Bundle\MbtBundle\Tests\Http\Client
+        alias:  App\Http\Client
 
 swiftmailer:
     url: 'null://localhost'
@@ -59,6 +59,9 @@ monolog:
             path: "%kernel.logs_dir%/%kernel.environment%.log"
             level: error
 
+maker:
+    root_namespace: 'App'
+
 tienvx_mbt:
     generator:
         max_path_length: 300
@@ -96,5 +99,5 @@ tienvx_mbt:
             projectId: 10000
             issueType: 10000
     subjects:
-        shopping_cart: Tienvx\Bundle\MbtBundle\Tests\Subject\ShoppingCart
-        checkout: Tienvx\Bundle\MbtBundle\Tests\Subject\Checkout
+        shopping_cart: App\Subject\ShoppingCart
+        checkout: App\Subject\Checkout
diff --git a/tests/app/src/AppKernel.php b/tests/app/src/AppKernel.php
index 7f8f7c6d..960c1e73 100644
--- a/tests/app/src/AppKernel.php
+++ b/tests/app/src/AppKernel.php
@@ -1,9 +1,10 @@
 <?php
 
-namespace Tienvx\Bundle\MbtBundle\Tests;
+namespace App;
 
 use Doctrine\Bundle\DoctrineBundle\DoctrineBundle;
 use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use Symfony\Bundle\MakerBundle\MakerBundle;
 use Symfony\Bundle\MonologBundle\MonologBundle;
 use Symfony\Bundle\SecurityBundle\SecurityBundle;
 use Symfony\Bundle\SwiftmailerBundle\SwiftmailerBundle;
@@ -25,6 +26,7 @@ public function registerBundles()
             new TwigBundle(),
             new SwiftmailerBundle(),
             new MonologBundle(),
+            new MakerBundle(),
             new TienvxMbtBundle(),
         );
 
diff --git a/tests/app/src/Http/Client.php b/tests/app/src/Http/Client.php
index 9ae03925..101c8941 100644
--- a/tests/app/src/Http/Client.php
+++ b/tests/app/src/Http/Client.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Tienvx\Bundle\MbtBundle\Tests\Http;
+namespace App\Http;
 
 use GuzzleHttp\Client as GuzzleClient;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
diff --git a/tests/app/src/Subject/Checkout.php b/tests/app/src/Subject/Checkout.php
index 6ff6e394..fc5d27a0 100644
--- a/tests/app/src/Subject/Checkout.php
+++ b/tests/app/src/Subject/Checkout.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Tienvx\Bundle\MbtBundle\Tests\Subject;
+namespace App\Subject;
 
 use Exception;
 use Tienvx\Bundle\MbtBundle\Subject\Subject;
diff --git a/tests/app/src/Subject/ShoppingCart.php b/tests/app/src/Subject/ShoppingCart.php
index 5898f64c..eb7344fc 100644
--- a/tests/app/src/Subject/ShoppingCart.php
+++ b/tests/app/src/Subject/ShoppingCart.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Tienvx\Bundle\MbtBundle\Tests\Subject;
+namespace App\Subject;
 
 use Exception;
 use Tienvx\Bundle\MbtBundle\Annotation\DataProvider;