| starting mdc pattern test | |
| empty mdc, no key specified in pattern : {} | |
| empty mdc, key1 in pattern : | |
| empty mdc, key2 in pattern : | |
| empty mdc, key3 in pattern : | |
| empty mdc, key1, key2, and key3 in pattern : ,, | |
| filled mdc, no key specified in pattern : {{key1,value1}{key2,value2}} | |
| filled mdc, key1 in pattern : value1 | |
| filled mdc, key2 in pattern : value2 | |
| filled mdc, key3 in pattern : | |
| filled mdc, key1, key2, and key3 in pattern : value1,value2, | |
| finished mdc pattern test |