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1 | #!./perl |
2 | |
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3 | print "1..45\n"; |
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4 | |
5 | # First test whether the number stringification works okay. |
6 | # (Testing with == would exercize the IV/NV part, not the PV.) |
7 | |
8 | $a = 1; "$a"; |
bb7cd144 |
9 | print $a eq "1" ? "ok 1\n" : "not ok 1 # $a\n"; |
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10 | |
11 | $a = -1; "$a"; |
bb7cd144 |
12 | print $a eq "-1" ? "ok 2\n" : "not ok 2 # $a\n"; |
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13 | |
14 | $a = 1.; "$a"; |
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15 | print $a eq "1" ? "ok 3\n" : "not ok 3 # $a\n"; |
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16 | |
17 | $a = -1.; "$a"; |
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18 | print $a eq "-1" ? "ok 4\n" : "not ok 4 # $a\n"; |
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19 | |
20 | $a = 0.1; "$a"; |
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21 | print $a eq "0.1" ? "ok 5\n" : "not ok 5 # $a\n"; |
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22 | |
23 | $a = -0.1; "$a"; |
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24 | print $a eq "-0.1" ? "ok 6\n" : "not ok 6 # $a\n"; |
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25 | |
26 | $a = .1; "$a"; |
bb7cd144 |
27 | print $a eq "0.1" ? "ok 7\n" : "not ok 7 # $a\n"; |
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28 | |
29 | $a = -.1; "$a"; |
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30 | print $a eq "-0.1" ? "ok 8\n" : "not ok 8 # $a\n"; |
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31 | |
32 | $a = 10.01; "$a"; |
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33 | print $a eq "10.01" ? "ok 9\n" : "not ok 9 # $a\n"; |
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34 | |
35 | $a = 1e3; "$a"; |
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36 | print $a eq "1000" ? "ok 10\n" : "not ok 10 # $a\n"; |
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37 | |
38 | $a = 10.01e3; "$a"; |
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39 | print $a eq "10010" ? "ok 11\n" : "not ok 11 # $a\n"; |
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40 | |
41 | $a = 0b100; "$a"; |
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42 | print $a eq "4" ? "ok 12\n" : "not ok 12 # $a\n"; |
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43 | |
44 | $a = 0100; "$a"; |
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45 | print $a eq "64" ? "ok 13\n" : "not ok 13 # $a\n"; |
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46 | |
47 | $a = 0x100; "$a"; |
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48 | print $a eq "256" ? "ok 14\n" : "not ok 14 # $a\n"; |
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49 | |
50 | $a = 1000; "$a"; |
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51 | print $a eq "1000" ? "ok 15\n" : "not ok 15 # $a\n"; |
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52 | |
53 | # Okay, now test the numerics. |
54 | # We may be assuming too much, given the painfully well-known floating |
55 | # point sloppiness, but the following are still quite reasonable |
56 | # assumptions which if not working would confuse people quite badly. |
57 | |
58 | $a = 1; "$a"; # Keep the stringification as a potential troublemaker. |
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59 | print $a + 1 == 2 ? "ok 16\n" : "not ok 16 #" . $a + 1 . "\n"; |
60 | # Don't know how useful printing the stringification of $a + 1 really is. |
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61 | |
62 | $a = -1; "$a"; |
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63 | print $a + 1 == 0 ? "ok 17\n" : "not ok 17 #" . $a + 1 . "\n"; |
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64 | |
65 | $a = 1.; "$a"; |
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66 | print $a + 1 == 2 ? "ok 18\n" : "not ok 18 #" . $a + 1 . "\n"; |
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67 | |
68 | $a = -1.; "$a"; |
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69 | print $a + 1 == 0 ? "ok 19\n" : "not ok 19 #" . $a + 1 . "\n"; |
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70 | |
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71 | sub ok { # Can't assume too much of floating point numbers. |
72 | my ($a, $b, $c); |
73 | abs($a - $b) <= $c; |
74 | } |
75 | |
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76 | $a = 0.1; "$a"; |
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77 | print ok($a + 1, 1.1, 0.05) ? "ok 20\n" : "not ok 20 #" . $a + 1 . "\n"; |
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78 | |
79 | $a = -0.1; "$a"; |
49424450 |
80 | print ok($a + 1, 0.9, 0.05) ? "ok 21\n" : "not ok 21 #" . $a + 1 . "\n"; |
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81 | |
82 | $a = .1; "$a"; |
49424450 |
83 | print ok($a + 1, 1.1, 0.005) ? "ok 22\n" : "not ok 22 #" . $a + 1 . "\n"; |
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84 | |
85 | $a = -.1; "$a"; |
49424450 |
86 | print ok($a + 1, 0.9, 0.05) ? "ok 23\n" : "not ok 23 #" . $a + 1 . "\n"; |
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87 | |
88 | $a = 10.01; "$a"; |
49424450 |
89 | print ok($a + 1, 11.01, 0.005) ? "ok 24\n" : "not ok 24 #" . $a + 1 . "\n"; |
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90 | |
91 | $a = 1e3; "$a"; |
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92 | print $a + 1 == 1001 ? "ok 25\n" : "not ok 25 #" . $a + 1 . "\n"; |
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93 | |
94 | $a = 10.01e3; "$a"; |
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95 | print $a + 1 == 10011 ? "ok 26\n" : "not ok 26 #" . $a + 1 . "\n"; |
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96 | |
97 | $a = 0b100; "$a"; |
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98 | print $a + 1 == 0b101 ? "ok 27\n" : "not ok 27 #" . $a + 1 . "\n"; |
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99 | |
100 | $a = 0100; "$a"; |
bb7cd144 |
101 | print $a + 1 == 0101 ? "ok 28\n" : "not ok 28 #" . $a + 1 . "\n"; |
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102 | |
103 | $a = 0x100; "$a"; |
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104 | print $a + 1 == 0x101 ? "ok 29\n" : "not ok 29 #" . $a + 1 . "\n"; |
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105 | |
106 | $a = 1000; "$a"; |
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107 | print $a + 1 == 1001 ? "ok 30\n" : "not ok 30 #" . $a + 1 . "\n"; |
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108 | |
109 | # back to some basic stringify tests |
d1eb8299 |
110 | # we expect NV stringification to work according to C sprintf %.*g rules |
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111 | |
51077201 |
112 | if ($^O eq 'os2') { # In the long run, fix this. For 5.8.0, deal. |
113 | $a = 0.01; "$a"; |
114 | print $a eq "0.01" || $a eq '1e-02' ? "ok 31\n" : "not ok 31 # $a\n"; |
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115 | |
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116 | $a = 0.001; "$a"; |
117 | print $a eq "0.001" || $a eq '1e-03' ? "ok 32\n" : "not ok 32 # $a\n"; |
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118 | |
51077201 |
119 | $a = 0.0001; "$a"; |
120 | print $a eq "0.0001" || $a eq '1e-04' ? "ok 33\n" : "not ok 33 # $a\n"; |
121 | } else { |
122 | $a = 0.01; "$a"; |
123 | print $a eq "0.01" ? "ok 31\n" : "not ok 31 # $a\n"; |
124 | |
125 | $a = 0.001; "$a"; |
126 | print $a eq "0.001" ? "ok 32\n" : "not ok 32 # $a\n"; |
127 | |
128 | $a = 0.0001; "$a"; |
129 | print $a eq "0.0001" ? "ok 33\n" : "not ok 33 # $a\n"; |
130 | } |
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131 | |
132 | $a = 0.00009; "$a"; |
133 | print $a eq "9e-05" || $a eq "9e-005" ? "ok 34\n" : "not ok 34 # $a\n"; |
134 | |
135 | $a = 1.1; "$a"; |
136 | print $a eq "1.1" ? "ok 35\n" : "not ok 35 # $a\n"; |
137 | |
138 | $a = 1.01; "$a"; |
139 | print $a eq "1.01" ? "ok 36\n" : "not ok 36 # $a\n"; |
140 | |
141 | $a = 1.001; "$a"; |
142 | print $a eq "1.001" ? "ok 37\n" : "not ok 37 # $a\n"; |
143 | |
144 | $a = 1.0001; "$a"; |
145 | print $a eq "1.0001" ? "ok 38\n" : "not ok 38 # $a\n"; |
146 | |
147 | $a = 1.00001; "$a"; |
148 | print $a eq "1.00001" ? "ok 39\n" : "not ok 39 # $a\n"; |
149 | |
150 | $a = 1.000001; "$a"; |
151 | print $a eq "1.000001" ? "ok 40\n" : "not ok 40 # $a\n"; |
152 | |
153 | $a = 0.; "$a"; |
154 | print $a eq "0" ? "ok 41\n" : "not ok 41 # $a\n"; |
155 | |
156 | $a = 100000.; "$a"; |
157 | print $a eq "100000" ? "ok 42\n" : "not ok 42 # $a\n"; |
158 | |
159 | $a = -100000.; "$a"; |
160 | print $a eq "-100000" ? "ok 43\n" : "not ok 43 # $a\n"; |
161 | |
162 | $a = 123.456; "$a"; |
163 | print $a eq "123.456" ? "ok 44\n" : "not ok 44 # $a\n"; |
164 | |
94b339ad |
165 | $a = 1e34; "$a"; |
166 | print $a eq "1e+34" || $a eq "1e+034" ? "ok 45\n" : "not ok 45 $a\n"; |