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| author | andy wharmby <wharmby@php.net> | 2009-01-12 17:56:09 +0000 |
|---|---|---|
| committer | andy wharmby <wharmby@php.net> | 2009-01-12 17:56:09 +0000 |
| commit | 0fa10114df9de2b52e99bcea0457815013025747 (patch) | |
| tree | 56c134386d30af2725c600fa44507a296aa1cd8a /ext/standard/tests/math/pow_basic2.phpt | |
| parent | e87c118e3fe53885da8559154e1f6fede3d62061 (diff) | |
| download | php-git-0fa10114df9de2b52e99bcea0457815013025747.tar.gz | |
New math tests. Tested on Windows, Linux and Linux 64 bit
Diffstat (limited to 'ext/standard/tests/math/pow_basic2.phpt')
| -rw-r--r-- | ext/standard/tests/math/pow_basic2.phpt | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/ext/standard/tests/math/pow_basic2.phpt b/ext/standard/tests/math/pow_basic2.phpt new file mode 100644 index 0000000000..fc55caccad --- /dev/null +++ b/ext/standard/tests/math/pow_basic2.phpt @@ -0,0 +1,52 @@ +--TEST-- +Test pow() - basic function test pow() - with large exponents +--INI-- +precision=14 +--FILE-- +<?php + +$large_exp = 20000; + +echo "\n-- The following all result in INF --\n"; +var_dump(pow(24, $large_exp)); +var_dump(pow(0.24, -$large_exp)); +var_dump(pow(-0.24, -$large_exp)); + +echo "\n\n-- The following all result in 0 --\n"; +var_dump(pow(0.24, $large_exp)); +var_dump(pow(-0.24, $large_exp)); +var_dump(pow(24, -$large_exp)); +var_dump(pow(-24, -$large_exp)); + +echo "\n\n-- The following all result in -0 --\n"; +var_dump(pow(-0.24, $large_exp+1)); + +echo "\n\n-- The following all result in -INF --\n"; +var_dump(pow(-24, $large_exp+1)); +var_dump(pow(-0.24, -$large_exp+1)); + +?> +===Done=== +--EXPECTF-- + +-- The following all result in INF -- +float(INF) +float(INF) +float(INF) + + +-- The following all result in 0 -- +float(0) +float(0) +float(0) +float(0) + + +-- The following all result in -0 -- +float(%s) + + +-- The following all result in -INF -- +float(-INF) +float(-INF) +===Done===
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