/**
  * @author Andreas Glaser
  */
 public function testIsFalse()
 {
     $this->assertTrue(ValueHelper::isFalse(false));
     $this->assertFalse(ValueHelper::isFalse(true));
     $this->assertFalse(ValueHelper::isTrue(0));
     $this->assertFalse(ValueHelper::isFalse(''));
     $this->assertFalse(ValueHelper::isFalse(null));
     $this->assertFalse(ValueHelper::isFalse([]));
     $this->assertFalse(ValueHelper::isFalse(new \stdClass()));
 }