tests.sh: add 2 tests - chess-puzzles - chess puzzle book generator
 (HTM) git clone git://git.codemadness.org/chess-puzzles
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       ---
 (DIR) commit 5f6b743ef448f1d096d01ffafe4d112e47768a2f
 (DIR) parent 1f750e11a33213399d0ae7f8817d52f35cc8b6b8
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Sun,  7 Jan 2024 15:51:17 +0100
       
       tests.sh: add 2 tests
       
       Diffstat:
         M tests.sh                            |      15 +++++++++++++++
       
       1 file changed, 15 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/tests.sh b/tests.sh
       @@ -477,6 +477,21 @@ testpgn 'white is not checkmated (en passant square is set and can be played), r
                '1. dxc6'\
                'rnbqkbnr/p2ppppp/1p6/1PpPP3/2PKQ3/2PQQ3/P1PP1PPP/RNBQ1BNR w kq c6 0 1'\
                'd5c6'
       +
       +testpgn 'Smothered mate, mate in 3'\
       +        '1. Nh6+ Kh8 2. Qg8+ Rxg8 3. Nf7#'\
       +        '5rk1/5Npp/8/3Q4/8/8/8/K7 w - - 0 1'\
       +        'f7h6 g8h8 d5g8 f8g8 h6f7'
       +
       +testpgn 'white is in check, defend with knight and checkmate'\
       +        '1. Ng1#'\
       +        '8/7k/8/8/8/7N/6RR/3r3K w - - 0 1'\
       +        'h3g1'
       +
       +testpgn 'Black checks white (blunder), white defends with knight and checkmate'\
       +        '1. ... Rd1+ 2. Ng1#'\
       +        '8/7k/8/8/3r4/7N/6RR/7K b - - 0 1'\
       +        'd4d1 h3g1'
        }
        
        tests_fen