| 1 | #!./perl |
| 2 | |
| 3 | BEGIN { |
| 4 | chdir 't' if -d 't'; |
| 5 | require "./test.pl"; |
| 6 | set_up_inc(qw(. ../lib)); |
| 7 | } |
| 8 | |
| 9 | plan( tests => 47 ); |
| 10 | |
| 11 | $x = 10000; |
| 12 | cmp_ok(0 + ++$x - 1,'==',10000,'scalar ++x - 1'); |
| 13 | cmp_ok(0 + $x-- - 1,'==',10000,'scalar x-- - 1'); |
| 14 | cmp_ok(1 * $x, '==',10000,'scalar 1 * x'); |
| 15 | cmp_ok(0 + $x-- - 0,'==',10000,'scalar x-- - 0'); |
| 16 | cmp_ok(1 + $x, '==',10000,'scalar 1 + x'); |
| 17 | cmp_ok(1 + $x++, '==',10000,'scalar 1 + x++'); |
| 18 | cmp_ok(0 + $x, '==',10000,'scalar x'); |
| 19 | cmp_ok(0 + --$x + 1,'==',10000,'scalar --x + 1'); |
| 20 | cmp_ok(0 + ++$x + 0,'==',10000,'scalar ++x + 0'); |
| 21 | cmp_ok($x, '==',10000,'scalar x final'); |
| 22 | |
| 23 | $x[0] = 10000; |
| 24 | cmp_ok(0 + ++$x[0] - 1,'==',10000,'aelem ++x - 1'); |
| 25 | cmp_ok(0 + $x[0]-- - 1,'==',10000,'aelem x-- - 1'); |
| 26 | cmp_ok(1 * $x[0], '==',10000,'aelem 1 * x'); |
| 27 | cmp_ok(0 + $x[0]-- - 0,'==',10000,'aelem x-- - 0'); |
| 28 | cmp_ok(1 + $x[0], '==',10000,'aelem 1 + x'); |
| 29 | cmp_ok(1 + $x[0]++, '==',10000,'aelem 1 + x++'); |
| 30 | cmp_ok(0 + $x[0], '==',10000,'aelem x'); |
| 31 | cmp_ok(0 + --$x[0] + 1,'==',10000,'aelem --x + 1'); |
| 32 | cmp_ok(0 + ++$x[0] + 0,'==',10000,'aelem ++x + 0'); |
| 33 | cmp_ok($x[0], '==',10000,'aelem x final'); |
| 34 | |
| 35 | $x{0} = 10000; |
| 36 | cmp_ok(0 + ++$x{0} - 1,'==',10000,'helem ++x - 1'); |
| 37 | cmp_ok(0 + $x{0}-- - 1,'==',10000,'helem x-- - 1'); |
| 38 | cmp_ok(1 * $x{0}, '==',10000,'helem 1 * x'); |
| 39 | cmp_ok(0 + $x{0}-- - 0,'==',10000,'helem x-- - 0'); |
| 40 | cmp_ok(1 + $x{0}, '==',10000,'helem 1 + x'); |
| 41 | cmp_ok(1 + $x{0}++, '==',10000,'helem 1 + x++'); |
| 42 | cmp_ok(0 + $x{0}, '==',10000,'helem x'); |
| 43 | cmp_ok(0 + --$x{0} + 1,'==',10000,'helem --x + 1'); |
| 44 | cmp_ok(0 + ++$x{0} + 0,'==',10000,'helem ++x + 0'); |
| 45 | cmp_ok($x{0}, '==',10000,'helem x final'); |
| 46 | |
| 47 | # test magical autoincrement |
| 48 | |
| 49 | cmp_ok(++($foo = '99'), 'eq','100','99 incr 100'); |
| 50 | cmp_ok(++($foo = "99a"), 'eq','100','99a incr 100'); |
| 51 | cmp_ok(++($foo = "99\0a"), 'eq','100','99\0a incr 100'); |
| 52 | cmp_ok(++($foo = 'a0'), 'eq','a1','a0 incr a1'); |
| 53 | cmp_ok(++($foo = 'Az'), 'eq','Ba','Az incr Ba'); |
| 54 | cmp_ok(++($foo = 'zz'), 'eq','aaa','zzz incr aaa'); |
| 55 | cmp_ok(++($foo = 'A99'),'eq','B00','A99 incr B00'); |
| 56 | cmp_ok(++($foo = 'zi'), 'eq','zj','zi incr zj (EBCDIC i,j non-contiguous check)'); |
| 57 | cmp_ok(++($foo = 'zr'), 'eq','zs','zr incr zs (EBCDIC r,s non-contiguous check)'); |
| 58 | |
| 59 | # test with glob copies |
| 60 | |
| 61 | for(qw '$x++ ++$x $x-- --$x') { |
| 62 | my $x = *foo; |
| 63 | ok eval "$_; 1", "$_ does not die on a glob copy"; |
| 64 | is $x, /-/ ? -1 : 1, "result of $_ on a glob copy"; |
| 65 | } |