#!./perl
-print "1..30\n";
+print "1..50\n";
# First test whether the number stringification works okay.
# (Testing with == would exercize the IV/NV part, not the PV.)
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, $c);
+ my ($a, $b, $c) = @_;
abs($a - $b) <= $c;
}
$a = 1000; "$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 <= $b ? "ok 46\n" : "not ok 46\n";
+
+$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";