| PASS | empty value | |
| PASS | Valid value: Value should be 2014-W52 | |
| PASS | 2014 has 52 weeks: Value should be empty | |
| PASS | 2015 has 53 weeks: Value should be 2015-W53 | |
| PASS | Invalid value: year only | |
| PASS | Invalid value: no week number | |
| PASS | Invalid value: no '-' (U+002D) | |
| PASS | Invalid value: yearless week | |
| PASS | Invalid value: should be capital letter 'W' | |
| PASS | Invalid value: incorrect with '-' at the end | |
| PASS | Invalid value: value should be two parts | |
| PASS | Invalid value: yearless week and no '-' (U+002D) | |
| PASS | Value >= min attribute | |
| PASS | Value < min attribute | |
| PASS | Value <= max attribute | |
| PASS | Value > max attribute | |