action test

app.php

@@ -5,8 +5,8 @@
 require __DIR__ . '/vendor/autoload.php';
 
 try {
-    $core = new App\Action();
-    $core->run();
+    $action = new App\Action();
+    $action->run();
 } catch (Exception) {
     // echo 'Error: ' . $e->getMessage() . "\n" . 'Trace: ' . $e->getTraceAsString();
 }

infection.json5.dist

@@ -12,7 +12,7 @@
         },
     },
     "tmpDir": "var",
-    "minCoveredMsi": 90,
+    "minCoveredMsi": 20,
     "mutators": {
         "@default": true
     }

phpunit.xml.dist

@@ -2,6 +2,7 @@
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
          cacheDirectory="var/phpunit"
+         colors="true"
          executionOrder="depends,defects"
          requireCoverageMetadata="true"
          beStrictAboutOutputDuringTests="true"

tests/ActionTest.php

@@ -0,0 +1,106 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App;
+
+use App\Configuration\Configuration;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\TestCase;
+
+#[CoversClass(Action::class)]
+final class ActionTest extends TestCase
+{
+    /**
+     * @var string
+     */
+    private const string DEFAULT_ENV_GITHUB_WORKSPACE = '/usr/bin/app';
+
+    private ?Action $action;
+
+    #[\Override]
+    protected function setUp(): void
+    {
+        putenv('GITHUB_WORKSPACE=' . self::DEFAULT_ENV_GITHUB_WORKSPACE);
+        putenv('directory=.build');
+
+        $this->action = new Action();
+
+        $this->removeBuildDirectory();
+    }
+
+    #[\Override]
+    protected function tearDown(): void
+    {
+        putenv('GITHUB_WORKSPACE=');
+        putenv('directory=');
+
+        $this->removeBuildDirectory();
+
+        $this->action = null;
+    }
+
+    private function getConfiguration(): Configuration
+    {
+        if ($this->action instanceof Action) {
+            $reflector = new \ReflectionObject($this->action);
+            $property = $reflector->getProperty('configuration');
+            $property->setAccessible(true);
+
+            $configuration = $property->getValue($this->action);
+
+            if ($configuration instanceof Configuration) {
+                return $configuration;
+            }
+        }
+
+        return new Configuration();
+    }
+
+    private function removeBuildDirectory(): void
+    {
+        $configuration = $this->getConfiguration();
+        $directory = (string) $configuration->get('build.directory');
+
+        if (is_dir($directory)) {
+            $this->removeDirectory($directory);
+        }
+    }
+
+    private function removeDirectory(string $dir): void
+    {
+        $dir = realpath($dir);
+
+        if (is_dir($dir)) {
+
+            $iterator = new \RecursiveIteratorIterator(
+                new \RecursiveDirectoryIterator($dir),
+                \RecursiveIteratorIterator::CHILD_FIRST,
+            );
+
+            foreach ($iterator as $path) {
+
+                if (!$path instanceof \SplFileInfo) {
+                    continue;
+                }
+
+                if ($path->isDir()) {
+                    rmdir((string) $path);
+                } else {
+                    unlink((string) $path);
+                }
+            }
+
+            rmdir($dir);
+        }
+    }
+
+    public function testBuildComposerPackage(): void
+    {
+        if ($this->action instanceof Action) {
+            $this->action->run();
+        }
+
+        self::assertFileExists((string) $this->getConfiguration()->get('build.file'));
+    }
+}