setResources example

        $container = new ContainerBuilder();
        $container->addResource($a = new FileResource(__DIR__.'/Fixtures/xml/services1.xml'));
        $container->addResource($b = new FileResource(__DIR__.'/Fixtures/xml/services2.xml'));
        $resources = [];
        foreach ($container->getResources() as $resource) {
            if (!str_contains($resource, '.php')) {
                $resources[] = $resource;
            }
        }
        $this->assertEquals([$a, $b], $resources, '->getResources() returns an array of resources read for the current configuration');
        $this->assertSame($container, $container->setResources([]));
        $this->assertEquals([], $container->getResources());
    }

    public function testFileExists()
    {
        $container = new ContainerBuilder();
        $a = new FileResource(__DIR__.'/Fixtures/xml/services1.xml');
        $b = new FileResource(__DIR__.'/Fixtures/xml/services2.xml');
        $c = new DirectoryResource($dir = \dirname($b));

        $this->assertTrue($container->fileExists((string) $a) && $container->fileExists((string) $b) && $container->fileExists($dir));

        

return $nodes;
    }

    private function cloneContainer(): ContainerBuilder
    {
        $parameterBag = new ParameterBag($this->container->getParameterBag()->all());

        $container = new ContainerBuilder($parameterBag);
        $container->setDefinitions($this->container->getDefinitions());
        $container->setAliases($this->container->getAliases());
        $container->setResources($this->container->getResources());
        foreach ($this->container->getExtensions() as $extension) {
            $container->registerExtension($extension);
        }

        return $container;
    }

    private function startDot(): string
    {
        return sprintf("digraph sc {\n %s\n node [%s];\n edge [%s];\n\n",
            $this->addOptions($this->options['graph']),
            

return $nodes;
    }

    private function cloneContainer(): ContainerBuilder
    {
        $parameterBag = new ParameterBag($this->container->getParameterBag()->all());

        $container = new ContainerBuilder($parameterBag);
        $container->setDefinitions($this->container->getDefinitions());
        $container->setAliases($this->container->getAliases());
        $container->setResources($this->container->getResources());
        foreach ($this->container->getExtensions() as $extension) {
            $container->registerExtension($extension);
        }

        return $container;
    }

    private function startDot(): string
    {
        return sprintf("digraph sc {\n %s\n node [%s];\n edge [%s];\n\n",
            $this->addOptions($this->options['graph']),