Bugfix/codestyle (#115)

* Fixing Codestyle
* added new script 'test' to run all Tests, extends the README.md with steps to contributing

README.md

@@ -216,4 +216,32 @@ Load Codeception config file to specify the path to Codeception before split* ta
 \Codeception\Configuration::config('tests/codeception.yml');
 ```
 
+## Contributing
+
+Thank you for contributing to codeception/robo-paracept!
+
+1. Fork this project
+2. install all deps
+3. create a branch from master
+4. make your changes
+5. extend or create tests for your changes
+6. run `composer test` (This will execute lint, codestyle and unit tests sequential)
+7. open a Merge Request
+
+### Coding Standard
+
+Please note that this project follows the PSR-12 Coding Standard. You can check your coding style with:
+
+```shell
+composer codestyle
+```
+
+### Unit Tests
+
+All changes which you will done must pass the unit tests. If you change some logic or you add some new methods please be fair and write a test.
+
+```shell
+composer unit
+```
+
 ### License MIT

composer.json

@@ -43,6 +43,11 @@
     "scripts": {
         "unit": "vendor/bin/phpunit --bootstrap tests/bootstrap.php tests/ --exclude-group example --stderr -v --debug",
         "lint": "vendor/bin/phplint -v ./ --exclude=vendor",
-        "codestyle": "vendor/bin/phpcs --standard=PSR12 ./src"
+        "codestyle": "vendor/bin/phpcs --standard=PSR12 ./src",
+        "test": [
+            "@lint",
+            "@codestyle",
+            "@unit"
+        ]
     }
 }

src/Filter/GroupFilter.php

@@ -132,11 +132,12 @@ public function filter(): array
             $groups = $groupManager->groupsForTest($test);
 
             if (!$groups && $test instanceof \PHPUnit\Framework\DataProviderTestSuite) {
-              /** @var \PHPUnit\Framework\DataProviderTestSuite $dataProviderTestSuite */
-              $dataProviderTestSuite = $test;
-              // By definition (a) all tests of dataprovider test suite are the same test case definition, and (b) there is at least one test case
-              $firstDataProviderTest = $dataProviderTestSuite->tests()[0];
-              $groups = $groupManager->groupsForTest($firstDataProviderTest);
+                /** @var \PHPUnit\Framework\DataProviderTestSuite $dataProviderTestSuite */
+                $dataProviderTestSuite = $test;
+                // By definition (a) all tests of dataprovider test suite are the same test
+                // case definition, and (b) there is at least one test case
+                $firstDataProviderTest = $dataProviderTestSuite->tests()[0];
+                $groups = $groupManager->groupsForTest($firstDataProviderTest);
             }
 
             if (