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php-src/ext/standard/tests/math/pow.phpt

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Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
--TEST--
Various pow() tests
--FILE--
Make math tests pass, round & co don't work this way, and there was an error in expected output
2001-10-22 09:44:27 +00:00
<?php // $Id$
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
define('LONG_MAX', is_int(5000000000)? 9223372036854775807 : 0x7FFFFFFF);
define('LONG_MIN', -LONG_MAX - 1);
printf("%d,%d,%d,%d\n",is_int(LONG_MIN ),is_int(LONG_MAX ),
is_int(LONG_MIN-1),is_int(LONG_MAX+1));
$tests = <<<TESTS
0.25 === pow(-2,-2)
-0.5 === pow(-2,-1)
1 === pow(-2, 0)
-2 === pow(-2, 1)
4 === pow(-2, 2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
1.0 === pow(-1,-2)
-1.0 === pow(-1,-1)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1 === pow(-1, 0)
-1 === pow(-1, 1)
1 === pow(-1, 2)
Rename finite/isinf/isnan to more standard is_*() names.
2002-01-09 23:59:05 +00:00
TRUE === is_infinite(pow(0,-2))
TRUE === is_infinite(pow(0,-1))
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1 === pow( 0, 0)
0 === pow( 0, 1)
0 === pow( 0, 2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
1.0 === pow( 1,-2)
1.0 === pow( 1,-1)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1 === pow( 1, 0)
1 === pow( 1, 1)
1 === pow( 1, 2)
0.25 === pow( 2,-2)
0.5 === pow( 2,-1)
1 === pow( 2, 0)
2 === pow( 2, 1)
4 === pow( 2, 2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
0.25 === pow(-2,-2.0)
-0.5 === pow(-2,-1.0)
1.0 === pow(-2, 0.0)
-2.0 === pow(-2, 1.0)
4.0 === pow(-2, 2.0)
1.0 === pow(-1,-2.0)
-1.0 === pow(-1,-1.0)
1.0 === pow(-1, 0.0)
-1.0 === pow(-1, 1.0)
1.0 === pow(-1, 2.0)
Rename finite/isinf/isnan to more standard is_*() names.
2002-01-09 23:59:05 +00:00
TRUE === is_infinite(pow(0,-2.0))
TRUE === is_infinite(pow(0,-1.0))
good grief, positive powers of 0 are well-defined. (code fix coming.)
2002-01-05 02:16:16 +00:00
1.0 === pow( 0, 0.0)
0.0 === pow( 0, 1.0)
0.0 === pow( 0, 2.0)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1.0 === pow( 1,-2.0)
1.0 === pow( 1,-1.0)
1.0 === pow( 1, 0.0)
1.0 === pow( 1, 1.0)
1.0 === pow( 1, 2.0)
0.25 === pow( 2,-2.0)
0.5 === pow( 2,-1.0)
1.0 === pow( 2, 0.0)
2.0 === pow( 2, 1.0)
4.0 === pow( 2, 2.0)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
2147483648 === pow(2,31)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
-2147483648 ~== pow(-2,31)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1000000000 === pow(10,9)
100000000 === pow(-10,8)
1 === pow(-1,1443279822)
-1 === pow(-1,1443279821)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
sqrt(2) ~== pow(2,1/2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
0.25 === pow(-2.0,-2.0)
-0.5 === pow(-2.0,-1.0)
1.0 === pow(-2.0, 0.0)
-2.0 === pow(-2.0, 1.0)
4.0 === pow(-2.0, 2.0)
1.0 === pow(-1.0,-2.0)
-1.0 === pow(-1.0,-1.0)
1.0 === pow(-1.0, 0.0)
-1.0 === pow(-1.0, 1.0)
1.0 === pow(-1.0, 2.0)
Rename finite/isinf/isnan to more standard is_*() names.
2002-01-09 23:59:05 +00:00
TRUE === is_infinite(pow(0.0,-2.0))
TRUE === is_infinite(pow(0.0,-1.0))
good grief, positive powers of 0 are well-defined. (code fix coming.)
2002-01-05 02:16:16 +00:00
1.0 === pow( 0.0, 0.0)
0.0 === pow( 0.0, 1.0)
0.0 === pow( 0.0, 2.0)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1.0 === pow( 1.0,-2.0)
1.0 === pow( 1.0,-1.0)
1.0 === pow( 1.0, 0.0)
1.0 === pow( 1.0, 1.0)
1.0 === pow( 1.0, 2.0)
0.25 === pow( 2.0,-2.0)
0.5 === pow( 2.0,-1.0)
1.0 === pow( 2.0, 0.0)
2.0 === pow( 2.0, 1.0)
4.0 === pow( 2.0, 2.0)
0.25 === pow(-2.0,-2)
-0.5 === pow(-2.0,-1)
1.0 === pow(-2.0, 0)
-2.0 === pow(-2.0, 1)
4.0 === pow(-2.0, 2)
1.0 === pow(-1.0,-2)
-1.0 === pow(-1.0,-1)
1.0 === pow(-1.0, 0)
-1.0 === pow(-1.0, 1)
1.0 === pow(-1.0, 2)
Rename finite/isinf/isnan to more standard is_*() names.
2002-01-09 23:59:05 +00:00
TRUE === is_infinite(pow( 0.0,-2))
TRUE === is_infinite(pow( 0.0,-1))
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
1.0 === pow( 0.0, 0)
0.0 === pow( 0.0, 1)
0.0 === pow( 0.0, 2)
1.0 === pow( 1.0,-2)
1.0 === pow( 1.0,-1)
1.0 === pow( 1.0, 0)
1.0 === pow( 1.0, 1)
1.0 === pow( 1.0, 2)
0.25 === pow( 2.0,-2)
0.5 === pow( 2.0,-1)
1.0 === pow( 2.0, 0)
2.0 === pow( 2.0, 1)
4.0 === pow( 2.0, 2)
Added tests for pow()'ing with broken exponents and some additional test for count()'ing arrays.
2002-03-21 14:18:30 +00:00
2.0 === pow( 4, 0.5)
2.0 === pow( 4.0, 0.5)
3.0 === pow( 27, 1/3)
3.0 === pow(27.0, 1/3)
0.5 === pow( 4, -0.5)
0.5 === pow( 4.0, -0.5)
Fix bug in the tests :-( There seems to be one real bug in pow(), I'm trying to fix it...
2001-08-04 18:03:29 +00:00
LONG_MAX-1 === pow(LONG_MAX-1,1)
LONG_MIN+1 === pow(LONG_MIN+1,1)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
(LONG_MAX-1)*(LONG_MAX-1) ~== pow(LONG_MAX-1,2)
(LONG_MIN+1)*(LONG_MIN+1) ~== pow(LONG_MIN+1,2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
(float)(LONG_MAX-1) === pow(LONG_MAX-1,1.0)
(float)(LONG_MIN+1) === pow(LONG_MIN+1,1.0)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
(LONG_MAX-1)*(LONG_MAX-1) ~== pow(LONG_MAX-1,2.0)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
(LONG_MIN+1)*(LONG_MIN+1) ~== pow(LONG_MIN+1,2.0)
Fix bug in the tests :-( There seems to be one real bug in pow(), I'm trying to fix it...
2001-08-04 18:03:29 +00:00
LONG_MAX === pow(LONG_MAX,1)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
LONG_MIN === pow(LONG_MIN,1)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
LONG_MAX*LONG_MAX ~== pow(LONG_MAX,2)
LONG_MIN*LONG_MIN ~== pow(LONG_MIN,2)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
(float)LONG_MAX === pow(LONG_MAX,1.0)
(float)LONG_MIN === pow(LONG_MIN,1.0)
Fix most of these tests - still think there is a bug in the long->float conversion stuff somewhere
2001-11-13 13:12:46 +00:00
LONG_MAX*LONG_MAX ~== pow(LONG_MAX,2.0)
Fixed pow(), and added finite(), isinf(), and isnan(). Also fixed pow() tests. @- Fixed pow(), and added finite(), isinf(), and isnan(). (Jim) # Jeroen was on crack, and apparently flunked arithmetic. Names of new # functions subject to change if people get persnickety about them. # (They're currently the same as the underlying C library function # names. Hope nobody forgets to update the tests if they change the # names.) # Oh, and pow() uses the new parameter-passing API now.
2002-01-05 03:45:11 +00:00
LONG_MIN*LONG_MIN ~== pow(LONG_MIN,2.0)
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
TESTS;
Mail should go to php-dev
2001-12-16 13:04:02 +00:00
echo "On failure, please mail result to php-dev@lists.php.net\n";
Fixed paths in various tests. In certain conditions usage of partial file paths results in test failures.
2003-08-18 22:57:49 +00:00
include(dirname(__FILE__) . '/../../../../tests/quicktester.inc');
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
--EXPECT--
1,1,0,0
Mail should go to php-dev
2001-12-16 13:04:02 +00:00
On failure, please mail result to php-dev@lists.php.net
Added tests for pow() #The tests near LONG_MAX/MIN fail, I know that
2001-08-04 13:20:31 +00:00
OK
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