1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
#!./perl
print "1..50\n";
# First test whether the number stringification works okay.
# (Testing with == would exercize the IV/NV part, not the PV.)
$a = 1; "$a";
print $a eq "1" ? "ok 1\n" : "not ok 1 # $a\n";
$a = -1; "$a";
print $a eq "-1" ? "ok 2\n" : "not ok 2 # $a\n";
$a = 1.; "$a";
print $a eq "1" ? "ok 3\n" : "not ok 3 # $a\n";
$a = -1.; "$a";
print $a eq "-1" ? "ok 4\n" : "not ok 4 # $a\n";
$a = 0.1; "$a";
print $a eq "0.1" ? "ok 5\n" : "not ok 5 # $a\n";
$a = -0.1; "$a";
print $a eq "-0.1" ? "ok 6\n" : "not ok 6 # $a\n";
$a = .1; "$a";
print $a eq "0.1" ? "ok 7\n" : "not ok 7 # $a\n";
$a = -.1; "$a";
print $a eq "-0.1" ? "ok 8\n" : "not ok 8 # $a\n";
$a = 10.01; "$a";
print $a eq "10.01" ? "ok 9\n" : "not ok 9 # $a\n";
$a = 1e3; "$a";
print $a eq "1000" ? "ok 10\n" : "not ok 10 # $a\n";
$a = 10.01e3; "$a";
print $a eq "10010" ? "ok 11\n" : "not ok 11 # $a\n";
$a = 0b100; "$a";
print $a eq "4" ? "ok 12\n" : "not ok 12 # $a\n";
$a = 0100; "$a";
print $a eq "64" ? "ok 13\n" : "not ok 13 # $a\n";
$a = 0x100; "$a";
print $a eq "256" ? "ok 14\n" : "not ok 14 # $a\n";
$a = 1000; "$a";
print $a eq "1000" ? "ok 15\n" : "not ok 15 # $a\n";
# Okay, now test the numerics.
# We may be assuming too much, given the painfully well-known floating
# point sloppiness, but the following are still quite reasonable
# assumptions which if not working would confuse people quite badly.
$a = 1; "$a"; # Keep the stringification as a potential troublemaker.
print $a + 1 == 2 ? "ok 16\n" : "not ok 16 #" . $a + 1 . "\n";
# Don't know how useful printing the stringification of $a + 1 really is.
$a = -1; "$a";
print $a + 1 == 0 ? "ok 17\n" : "not ok 17 #" . $a + 1 . "\n";
$a = 1.; "$a";
print $a + 1 == 2 ? "ok 18\n" : "not ok 18 #" . $a + 1 . "\n";
$a = -1.; "$a";
print $a + 1 == 0 ? "ok 19\n" : "not ok 19 #" . $a + 1 . "\n";
sub ok { # Can't assume too much of floating point numbers.
my ($a, $b, $c) = @_;
abs($a - $b) <= $c;
}
$a = 0.1; "$a";
print ok($a + 1, 1.1, 0.05) ? "ok 20\n" : "not ok 20 #" . $a + 1 . "\n";
$a = -0.1; "$a";
print ok($a + 1, 0.9, 0.05) ? "ok 21\n" : "not ok 21 #" . $a + 1 . "\n";
$a = .1; "$a";
print ok($a + 1, 1.1, 0.005) ? "ok 22\n" : "not ok 22 #" . $a + 1 . "\n";
$a = -.1; "$a";
print ok($a + 1, 0.9, 0.05) ? "ok 23\n" : "not ok 23 #" . $a + 1 . "\n";
$a = 10.01; "$a";
print ok($a + 1, 11.01, 0.005) ? "ok 24\n" : "not ok 24 #" . $a + 1 . "\n";
$a = 1e3; "$a";
print $a + 1 == 1001 ? "ok 25\n" : "not ok 25 #" . $a + 1 . "\n";
$a = 10.01e3; "$a";
print $a + 1 == 10011 ? "ok 26\n" : "not ok 26 #" . $a + 1 . "\n";
$a = 0b100; "$a";
print $a + 1 == 0b101 ? "ok 27\n" : "not ok 27 #" . $a + 1 . "\n";
$a = 0100; "$a";
print $a + 1 == 0101 ? "ok 28\n" : "not ok 28 #" . $a + 1 . "\n";
$a = 0x100; "$a";
print $a + 1 == 0x101 ? "ok 29\n" : "not ok 29 #" . $a + 1 . "\n";
$a = 1000; "$a";
print $a + 1 == 1001 ? "ok 30\n" : "not ok 30 #" . $a + 1 . "\n";
# back to some basic stringify tests
# we expect NV stringification to work according to C sprintf %.*g rules
if ($^O eq 'os2') { # In the long run, fix this. For 5.8.0, deal.
$a = 0.01; "$a";
print $a eq "0.01" || $a eq '1e-02' ? "ok 31\n" : "not ok 31 # $a\n";
$a = 0.001; "$a";
print $a eq "0.001" || $a eq '1e-03' ? "ok 32\n" : "not ok 32 # $a\n";
$a = 0.0001; "$a";
print $a eq "0.0001" || $a eq '1e-04' ? "ok 33\n" : "not ok 33 # $a\n";
} else {
$a = 0.01; "$a";
print $a eq "0.01" ? "ok 31\n" : "not ok 31 # $a\n";
$a = 0.001; "$a";
print $a eq "0.001" ? "ok 32\n" : "not ok 32 # $a\n";
$a = 0.0001; "$a";
print $a eq "0.0001" ? "ok 33\n" : "not ok 33 # $a\n";
}
$a = 0.00009; "$a";
print $a eq "9e-05" || $a eq "9e-005" ? "ok 34\n" : "not ok 34 # $a\n";
$a = 1.1; "$a";
print $a eq "1.1" ? "ok 35\n" : "not ok 35 # $a\n";
$a = 1.01; "$a";
print $a eq "1.01" ? "ok 36\n" : "not ok 36 # $a\n";
$a = 1.001; "$a";
print $a eq "1.001" ? "ok 37\n" : "not ok 37 # $a\n";
$a = 1.0001; "$a";
print $a eq "1.0001" ? "ok 38\n" : "not ok 38 # $a\n";
$a = 1.00001; "$a";
print $a eq "1.00001" ? "ok 39\n" : "not ok 39 # $a\n";
$a = 1.000001; "$a";
print $a eq "1.000001" ? "ok 40\n" : "not ok 40 # $a\n";
$a = 0.; "$a";
print $a eq "0" ? "ok 41\n" : "not ok 41 # $a\n";
$a = 100000.; "$a";
print $a eq "100000" ? "ok 42\n" : "not ok 42 # $a\n";
$a = -100000.; "$a";
print $a eq "-100000" ? "ok 43\n" : "not ok 43 # $a\n";
$a = 123.456; "$a";
print $a eq "123.456" ? "ok 44\n" : "not ok 44 # $a\n";
$a = 1e34; "$a";
print $a eq "1e+34" || $a eq "1e+034" ? "ok 45\n" : "not ok 45 $a\n";
# see bug #15073
$a = 0.00049999999999999999999999999999999999999;
$b = 0.0005000000000000000104;
print $a <= $b ? "ok 46\n" : "not ok 46\n";
if ($^O eq 'ultrix') {
# Ultrix enters looong nirvana over this.
print "ok 47\n";
} else {
$a = 0.00000000000000000000000000000000000000000000000000000000000000000001;
print $a > 0 ? "ok 47\n" : "not ok 47\n";
}
$a = 80000.0000000000000000000000000;
print $a == 80000.0 ? "ok 48\n" : "not ok 48\n";
$a = 1.0000000000000000000000000000000000000000000000000000000000000000000e1;
print $a == 10.0 ? "ok 49\n" : "not ok 49\n";
# From Math/Trig - number has to be long enough to exceed at least DBL_DIG
$a = 57.295779513082320876798154814169;
print ok($a*10,572.95779513082320876798154814169,1e-10) ? "ok 50\n" :
"not ok 50 # $a\n";
|
