public function testEquals()
 {
     if (PHP_VERSION_ID >= 70000) {
         return $this->markTestSkipped('String class name can\'t be used on php 7.');
     }
     $this->assertTrue(StringUtil::equals('password', 'password'));
     $this->assertFalse(StringUtil::equals('password', 'foo'));
 }
 public function testEquals()
 {
     $this->assertTrue(String::equals('password', 'password'));
     $this->assertFalse(String::equals('password', 'foo'));
 }