mpyw\Co\Co::setDefaultOptions PHP Method

    public static function setDefaultOptions(array $options)
    {
        CoOption::setDefault($options);
    }

 public function testSetDefaultOptions()
 {
     try {
         $this->assertTrue(Proxy::get(CoOption::class)->getStatic('defaults')['throw']);
         Co::setDefaultOptions(['throw' => false]);
         $this->assertFalse(Proxy::get(CoOption::class)->getStatic('defaults')['throw']);
     } finally {
         Co::setDefaultOptions(['throw' => true]);
     }
 }