Small optimisations, by Brandon Black
[p5sagit/p5-mst-13.2.git] / t / op / int.t
CommitLineData
8d063cd8 1#!./perl
2
04c29d09 3BEGIN {
4 chdir 't' if -d 't';
20822f61 5 @INC = '../lib';
04c29d09 6}
7
853d5ea7 8print "1..14\n";
8d063cd8 9
10# compile time evaluation
11
12if (int(1.234) == 1) {print "ok 1\n";} else {print "not ok 1\n";}
13
14if (int(-1.234) == -1) {print "ok 2\n";} else {print "not ok 2\n";}
15
16# run time evaluation
17
18$x = 1.234;
19if (int($x) == 1) {print "ok 3\n";} else {print "not ok 3\n";}
20if (int(-$x) == -1) {print "ok 4\n";} else {print "not ok 4\n";}
4bb9f687 21
22$x = length("abc") % -10;
23print $x == -7 ? "ok 5\n" : "# expected -7, got $x\nnot ok 5\n";
24
25{
26 use integer;
27 $x = length("abc") % -10;
ddc90e86 28 $y = (3/-10)*-10;
29 print $x+$y == 3 && abs($x) < 10 ? "ok 6\n" : "not ok 6\n";
4bb9f687 30}
0a3ece55 31
32# check bad strings still get converted
33
34@x = ( 6, 8, 10);
35print "not " if $x["1foo"] != 8;
36print "ok 7\n";
853d5ea7 37
38# check values > 32 bits work.
39
40$x = 4294967303.15;
41$y = int ($x);
42
43if ($y eq "4294967303") {
44 print "ok 8\n"
45} else {
46 print "not ok 8 # int($x) is $y, not 4294967303\n"
47}
48
49$y = int (-$x);
50
51if ($y eq "-4294967303") {
52 print "ok 9\n"
53} else {
54 print "not ok 9 # int($x) is $y, not -4294967303\n"
55}
56
57$x = 4294967294.2;
58$y = int ($x);
59
60if ($y eq "4294967294") {
61 print "ok 10\n"
62} else {
63 print "not ok 10 # int($x) is $y, not 4294967294\n"
64}
65
66$x = 4294967295.7;
67$y = int ($x);
68
69if ($y eq "4294967295") {
70 print "ok 11\n"
71} else {
72 print "not ok 11 # int($x) is $y, not 4294967295\n"
73}
74
75$x = 4294967296.11312;
76$y = int ($x);
77
78if ($y eq "4294967296") {
79 print "ok 12\n"
80} else {
81 print "not ok 12 # int($x) is $y, not 4294967296\n"
82}
83
84$y = int(279964589018079/59);
85if ($y == 4745162525730) {
86 print "ok 13\n"
87} else {
88 print "not ok 13 # int(279964589018079/59) is $y, not 4745162525730\n"
89}
90
91$y = 279964589018079;
92$y = int($y/59);
93if ($y == 4745162525730) {
94 print "ok 14\n"
95} else {
96 print "not ok 14 # int(279964589018079/59) is $y, not 4745162525730\n"
97}
98