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MFH:- Add test for bug #45712

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This commit is contained in:
Jani Taskinen 2008-08-05 12:36:47 +00:00
parent 62b18f019b
commit a032e1a514
1 changed files with 73 additions and 0 deletions
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73
ext/standard/tests/math/bug45712.phpt Normal file
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--TEST--
Bug #45712 (NaN/INF comparison)
--FILE--
<?php
// NaN
$nan = acos(1.01);
var_dump($nan);
var_dump(is_nan($nan));
//
var_dump($nan=='');
var_dump($nan==0.5);
var_dump($nan==50);
var_dump($nan=='500');
var_dump($nan=='abc');
var_dump($nan==$nan);
//
var_dump($nan==='');
var_dump($nan===0.5);
var_dump($nan===50);
var_dump($nan==='500');
var_dump($nan==='abc');
var_dump($nan===$nan);
// INF
$inf = pow(0,-2);
var_dump($inf);
var_dump(is_infinite($inf));
//
var_dump($inf=='');
var_dump($inf==0.5);
var_dump($inf==50);
var_dump($inf=='500');
var_dump($inf=='abc');
var_dump($inf==$inf);
//
var_dump($inf==='');
var_dump($inf===0.5);
var_dump($inf===50);
var_dump($inf==='500');
var_dump($inf==='abc');
var_dump($inf===$inf);
?>
--EXPECT--
float(NAN)
bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
float(INF)
bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)