Test cases for http://codegolf.stackexchange.com/questions/42181/forming-polyominoes-with-a-chain-of-rods

ppcg-polyomino-chain

27
1 1
1 1 1 1
1 1 1 1 1 1
1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 2 2 1 1 2 2
1 1 2 2 1 1 2 2 1 1
1 1 2 2 1 1 2 2 1 1 2 2
1 2 1 2 1 2 1 2
1 2 1 2 1 2 1 2 1 2 1 2
1 2 3 2 1 2 3 2
1 2 3 2 1 2 3 2 1 2 3 2
3 1 1 1 2 1 1
1 2 3 4 5 6 7
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8 9 10 11
2 1 5 3 3 2 3 3
4 1 6 5 6 3 1 4
3 5 3 5 1 4 1 1 3
1 4 3 2 2 5 5 4 6
4 1 3 2 1 2 3 3 1 4
1 1 1 1 1 2 3 3 2 1
3 1 4 1 2 2 1 1 2 4 1 2
2 4 2 4 2 2 3 4 2 4 2 3