$this->assertFalse(sjcl::isValid('{"iv":"$","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'),'invalid base64 encoding of iv');
$this->assertFalse(sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"$","ct":"j7ImByuE5xCqD2YXm6aSyA"}'),'invalid base64 encoding of salt');
$this->assertFalse(sjcl::isValid('{"iv":"MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'),'iv to long');
$this->assertFalse(sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"MTIzNDU2Nzg5MDEyMzQ1Njc4OTA=","ct":"j7ImByuE5xCqD2YXm6aSyA"}'),'salt to long');
$this->assertFalse(sjcl::isValid('{"iv":"83Ax/OdUav3SanDW9dcQPg","v":1,"iter":1000,"ks":128,"ts":63,"mode":"ccm","adata":"","cipher":"aes","salt":"Gx1vA2/gQ3U","ct":"j7ImByuE5xCqD2YXm6aSyA"}'),'invalid tag length');