Commit | Line | Data |
---|---|---|
a687059c LW |
1 | #!./perl |
2 | ||
79072805 | 3 | # $RCSfile: sort.t,v $$Revision: 4.1 $$Date: 92/08/07 18:28:24 $ |
a687059c | 4 | |
988174c1 | 5 | print "1..10\n"; |
a687059c LW |
6 | |
7 | sub reverse { $a lt $b ? 1 : $a gt $b ? -1 : 0; } | |
8 | ||
9 | @harry = ('dog','cat','x','Cain','Abel'); | |
10 | @george = ('gone','chased','yz','Punished','Axed'); | |
11 | ||
12 | $x = join('', sort @harry); | |
13 | print ($x eq 'AbelCaincatdogx' ? "ok 1\n" : "not ok 1\n"); | |
14 | ||
15 | $x = join('', sort reverse @harry); | |
16 | print ($x eq 'xdogcatCainAbel' ? "ok 2\n" : "not ok 2\n"); | |
17 | ||
18 | $x = join('', sort @george, 'to', @harry); | |
19 | print ($x eq 'AbelAxedCainPunishedcatchaseddoggonetoxyz'?"ok 3\n":"not ok 3\n"); | |
03a14243 LW |
20 | |
21 | @a = (); | |
22 | @b = reverse @a; | |
23 | print ("@b" eq "" ? "ok 4\n" : "not ok 4 (@b)\n"); | |
24 | ||
25 | @a = (1); | |
26 | @b = reverse @a; | |
27 | print ("@b" eq "1" ? "ok 5\n" : "not ok 5 (@b)\n"); | |
28 | ||
29 | @a = (1,2); | |
30 | @b = reverse @a; | |
31 | print ("@b" eq "2 1" ? "ok 6\n" : "not ok 6 (@b)\n"); | |
32 | ||
33 | @a = (1,2,3); | |
34 | @b = reverse @a; | |
35 | print ("@b" eq "3 2 1" ? "ok 7\n" : "not ok 7 (@b)\n"); | |
36 | ||
37 | @a = (1,2,3,4); | |
38 | @b = reverse @a; | |
39 | print ("@b" eq "4 3 2 1" ? "ok 8\n" : "not ok 8 (@b)\n"); | |
55204971 LW |
40 | |
41 | @a = (10,2,3,4); | |
42 | @b = sort {$a <=> $b;} @a; | |
43 | print ("@b" eq "2 3 4 10" ? "ok 9\n" : "not ok 9 (@b)\n"); | |
988174c1 LW |
44 | |
45 | $sub = 'reverse'; | |
46 | $x = join('', sort $sub @harry); | |
47 | print ($x eq 'xdogcatCainAbel' ? "ok 10\n" : "not ok 10\n"); | |
48 |