# FROGGS/roast forked from perl6/roast

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 use v6; use Test; # L plan 19; # some tests without regard to ending is (1, 1, { \$^a + \$^b } ... *).[^6].join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci'; is (1, 1, &infix:<+> ... *).[^6].join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, using "&infix:<+>"'; #?niecza skip "Undeclared names: '[+]'" is (1, 1, &[+] ... *).[^6].join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, using "&[+]"'; is (0, 1, { \$^a + \$^b } ... *).[^7].join(', '), '0, 1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 0 1 seeds'; is (1, 1, 2, -> \$a, \$b { \$a + \$b } ... *).[^6].join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 3 seeds'; is (1, 1, 2, 3, { \$^a + \$^b } ... *).[^6].join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 4 seeds'; is (0, 1, 1, 2, 3, { \$^a + \$^b } ... *).[^7].join(', '), '0, 1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 5 seeds'; # some tests which exactly hit a limit is (1, 1, { \$^a + \$^b } ... 8).join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci'; is (1, 1, 2, -> \$a, \$b { \$a + \$b } ... 8).join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 3 seeds'; is (1, 1, 2, 3, { \$^a + \$^b } ... 8).join(', '), '1, 1, 2, 3, 5, 8', 'arity-2 Fibonacci, 4 seeds'; # adapted from http://www.perlmonks.org/?node_id=772778 #?niecza skip "Undeclared names: '[%]'" is (42, 24, &[%] ... 0)[*-2], 6, 'arity-2 GCD'; #####?rakudo skip '&[%]' #?niecza skip "Undeclared names: '[%]'" is (42, 24, &[%] ...^ 0)[*-1], 6, 'arity-2 GCD with excluded limit'; is (42, 24, * % * ... 0)[*-2], 6, 'arity-2 GCD'; is (42, 24, * % * ...^ 0)[*-1], 6, 'arity-2 GCD with excluded limit'; # some tests which miss a limit is (1, 1, { \$^a + \$^b } ... 9).[^7].join(', '), '1, 1, 2, 3, 5, 8, 13', 'arity-2 Fibonacci'; is (1, 1, 2, -> \$a, \$b { \$a + \$b } ... 9).[^7].join(', '), '1, 1, 2, 3, 5, 8, 13', 'arity-2 Fibonacci, 3 seeds'; is (1, 1, 2, 3, { \$^a + \$^b } ... 9).[^7].join(', '), '1, 1, 2, 3, 5, 8, 13', 'arity-2 Fibonacci, 4 seeds'; # sequence with slurpy functions { sub nextprime( *@prev_primes ) { my \$current = @prev_primes[*-1]; 1 while ++\$current % any(@prev_primes) == 0; return \$current; } is (2, &nextprime ... 13).join(' '), '2 3 5 7 11 13', 'slurpy prime generator'; } is (1, 2, sub {[*] @_[*-1], @_ + 1} ... 720).join(' '), '1 2 6 24 120 720', 'slurpy factorial generator'; done;
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