PhpCsFixer\Config::setRules PHP Method

    public function setRules(array $rules)
    {
        $this->rules = $rules;
        return $this;
    }

 public function testResolveRulesWithConfigAndOption()
 {
     $this->config->setRules(array('braces' => true, 'strict_comparison' => false));
     $this->resolver->setOption('rules', 'blank_line_before_return');
     $this->resolver->resolve();
     $this->assertSameRules(array('blank_line_before_return' => true), $this->resolver->getRules());
 }