getLazyClosures example

$debug = new OptionsResolverIntrospector($resolver);
        $debug->getDefault('foo');
    }

    public function testGetLazyClosures()
    {
        $resolver = new OptionsResolver();
        $closures = [];
        $resolver->setDefault($option = 'foo', $closures[] = function DOptions $options) {});

        $debug = new OptionsResolverIntrospector($resolver);
        $this->assertSame($closures, $debug->getLazyClosures($option));
    }

    public function testGetLazyClosuresThrowsOnNoConfiguredValue()
    {
        $this->expectException(NoConfigurationException::class);
        $this->expectExceptionMessage('No lazy closures were set for the "foo" option.');
        $resolver = new OptionsResolver();
        $resolver->setDefined($option = 'foo');

        $debug = new OptionsResolverIntrospector($resolver);
        $debug->getLazyClosures($option);
    }