class ProcessFactoryTest

class ProcessFactoryTest extends PackageManagerKernelTestBase {
    
    /**
     * Tests that the process factory prepends the PHP directory to PATH.
     */
    public function testPhpDirectoryPrependedToPath() : void {
        $factory = $this->container
            ->get(ProcessFactoryInterface::class);
        $this->assertInstanceOf(ProcessFactory::class, $factory);
        // Ensure that the directory of the PHP interpreter can be found.
        $reflector = new \ReflectionObject($factory);
        $method = $reflector->getMethod('getPhpDirectory');
        $php_dir = $method->invoke(NULL);
        $this->assertNotEmpty($php_dir);
        // The process factory should always put the PHP interpreter's directory
        // at the beginning of the PATH environment variable.
        $env = $factory->create([
            'whoami',
        ])
            ->getEnv();
        $this->assertStringStartsWith("{$php_dir}:", $env['PATH']);
    }

}