php-src/ext/standard/tests/math/pow_basic_64bit.phpt
2009-06-16 11:37:13 +00:00

271 lines
7.7 KiB
PHP

--TEST--
Test pow() - basic function test pow()
--INI--
precision=14
--SKIPIF--
<?php
if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only");
?>
--FILE--
<?php
$bases = array(23,
-23,
23.1,
-23.1,
2.345e1,
-2.345e1,
0x17,
027,
"23",
"23.45",
"2.345e1",
PHP_INT_MAX,
-PHP_INT_MAX - 1);
$exponents = array(0,
1,
-1,
2,
-2,
3,
-3,
2.5,
-2.5,
500,
-500,
2147483647,
-2147483648);
foreach($bases as $base) {
echo "\n\nBase = $base";
foreach($exponents as $exponent) {
echo "\n..... Exponent = $exponent Result = ";
$res = pow($base, $exponent);
echo $res;
}
echo "\n\n";
}
?>
===Done===
--EXPECTF--
Base = 23
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23
..... Exponent = -1 Result = 0.043478260869565
..... Exponent = 2 Result = 529
..... Exponent = -2 Result = 0.001890359168242
..... Exponent = 3 Result = 12167
..... Exponent = -3 Result = 8.2189529053999E-5
..... Exponent = 2.5 Result = 2536.9948758324
..... Exponent = -2.5 Result = 0.00039416713432339
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = -23
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = -23
..... Exponent = -1 Result = -0.043478260869565
..... Exponent = 2 Result = 529
..... Exponent = -2 Result = 0.001890359168242
..... Exponent = 3 Result = -12167
..... Exponent = -3 Result = -8.2189529053999E-5
..... Exponent = 2.5 Result = NAN
..... Exponent = -2.5 Result = NAN
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = -INF
..... Exponent = -2147483648 Result = 0
Base = 23.1
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23.1
..... Exponent = -1 Result = 0.043290043290043
..... Exponent = 2 Result = 533.61
..... Exponent = -2 Result = 0.0018740278480538
..... Exponent = 3 Result = 12326.391
..... Exponent = -3 Result = 8.1126746668997E-5
..... Exponent = 2.5 Result = 2564.6608940579
..... Exponent = -2.5 Result = 0.00038991509650141
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = -23.1
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = -23.1
..... Exponent = -1 Result = -0.043290043290043
..... Exponent = 2 Result = 533.61
..... Exponent = -2 Result = 0.0018740278480538
..... Exponent = 3 Result = -12326.391
..... Exponent = -3 Result = -8.1126746668997E-5
..... Exponent = 2.5 Result = NAN
..... Exponent = -2.5 Result = NAN
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = -INF
..... Exponent = -2147483648 Result = 0
Base = 23.45
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23.45
..... Exponent = -1 Result = 0.042643923240938
..... Exponent = 2 Result = 549.9025
..... Exponent = -2 Result = 0.001818504189379
..... Exponent = 3 Result = 12895.213625
..... Exponent = -3 Result = 7.7548153065204E-5
..... Exponent = 2.5 Result = 2662.9138571162
..... Exponent = -2.5 Result = 0.00037552848257846
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = -23.45
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = -23.45
..... Exponent = -1 Result = -0.042643923240938
..... Exponent = 2 Result = 549.9025
..... Exponent = -2 Result = 0.001818504189379
..... Exponent = 3 Result = -12895.213625
..... Exponent = -3 Result = -7.7548153065204E-5
..... Exponent = 2.5 Result = NAN
..... Exponent = -2.5 Result = NAN
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = -INF
..... Exponent = -2147483648 Result = 0
Base = 23
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23
..... Exponent = -1 Result = 0.043478260869565
..... Exponent = 2 Result = 529
..... Exponent = -2 Result = 0.001890359168242
..... Exponent = 3 Result = 12167
..... Exponent = -3 Result = 8.2189529053999E-5
..... Exponent = 2.5 Result = 2536.9948758324
..... Exponent = -2.5 Result = 0.00039416713432339
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = 23
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23
..... Exponent = -1 Result = 0.043478260869565
..... Exponent = 2 Result = 529
..... Exponent = -2 Result = 0.001890359168242
..... Exponent = 3 Result = 12167
..... Exponent = -3 Result = 8.2189529053999E-5
..... Exponent = 2.5 Result = 2536.9948758324
..... Exponent = -2.5 Result = 0.00039416713432339
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = 23
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23
..... Exponent = -1 Result = 0.043478260869565
..... Exponent = 2 Result = 529
..... Exponent = -2 Result = 0.001890359168242
..... Exponent = 3 Result = 12167
..... Exponent = -3 Result = 8.2189529053999E-5
..... Exponent = 2.5 Result = 2536.9948758324
..... Exponent = -2.5 Result = 0.00039416713432339
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = 23.45
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23.45
..... Exponent = -1 Result = 0.042643923240938
..... Exponent = 2 Result = 549.9025
..... Exponent = -2 Result = 0.001818504189379
..... Exponent = 3 Result = 12895.213625
..... Exponent = -3 Result = 7.7548153065204E-5
..... Exponent = 2.5 Result = 2662.9138571162
..... Exponent = -2.5 Result = 0.00037552848257846
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = 2.345e1
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 23.45
..... Exponent = -1 Result = 0.042643923240938
..... Exponent = 2 Result = 549.9025
..... Exponent = -2 Result = 0.001818504189379
..... Exponent = 3 Result = 12895.213625
..... Exponent = -3 Result = 7.7548153065204E-5
..... Exponent = 2.5 Result = 2662.9138571162
..... Exponent = -2.5 Result = 0.00037552848257846
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = 9223372036854775807
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = 9223372036854775807
..... Exponent = -1 Result = 1.0842021724855E-19
..... Exponent = 2 Result = 8.5070591730235E+37
..... Exponent = -2 Result = 1.1754943508223E-38
..... Exponent = 3 Result = 7.8463771692334E+56
..... Exponent = -3 Result = 1.274473528906E-57
..... Exponent = 2.5 Result = 2.5835942961798E+47
..... Exponent = -2.5 Result = 3.8705767444936E-48
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = INF
..... Exponent = -2147483648 Result = 0
Base = -9223372036854775808
..... Exponent = 0 Result = 1
..... Exponent = 1 Result = -9223372036854775808
..... Exponent = -1 Result = -1.0842021724855E-19
..... Exponent = 2 Result = 8.5070591730235E+37
..... Exponent = -2 Result = 1.1754943508223E-38
..... Exponent = 3 Result = -7.8463771692334E+56
..... Exponent = -3 Result = -1.274473528906E-57
..... Exponent = 2.5 Result = NAN
..... Exponent = -2.5 Result = NAN
..... Exponent = 500 Result = INF
..... Exponent = -500 Result = 0
..... Exponent = 2147483647 Result = -INF
..... Exponent = -2147483648 Result = 0
===Done===