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MFH: add test & GMP_VERSION constant

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do not allow zero operand in gmp_divexact()
This commit is contained in:
Antony Dovgal
2007-04-26 13:44:02 +00:00
parent 69cfe50f74
commit 3e7b4e5d1a
3 changed files with 51 additions and 1 deletions
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NEWS
+1
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@@ -1,6 +1,7 @@
PHP NEWS
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
?? Apr 2007, PHP 5.2.2RC2
- Added GMP_VERSION constant. (Tony)
- Fixed commandline handling fro CLI and CGI. (Marcus, Johannes)
- Upgraded SQLite 3 to version 3.3.16 (Ilia)
- Updated timezone database to version 2007.5. (Derick)
ext/gmp/gmp.c
+9 -1
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@@ -389,6 +389,7 @@ ZEND_MODULE_STARTUP_D(gmp)
REGISTER_LONG_CONSTANT("GMP_ROUND_ZERO", GMP_ROUND_ZERO, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("GMP_ROUND_PLUSINF", GMP_ROUND_PLUSINF, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("GMP_ROUND_MINUSINF", GMP_ROUND_MINUSINF, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("GMP_VERSION", (char *)gmp_version, CONST_CS | CONST_PERSISTENT);
mp_set_memory_functions(gmp_emalloc, gmp_erealloc, gmp_efree);
@@ -415,6 +416,7 @@ ZEND_MODULE_INFO_D(gmp)
{
php_info_print_table_start();
php_info_print_table_row(2, "gmp support", "enabled");
php_info_print_table_row(2, "GMP version", gmp_version);
php_info_print_table_end();
}
/* }}} */
@@ -996,7 +998,13 @@ ZEND_FUNCTION(gmp_mod)
Divide a by b using exact division algorithm */
ZEND_FUNCTION(gmp_divexact)
{
gmp_binary_op(mpz_divexact);
zval **a_arg, **b_arg;
if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &a_arg, &b_arg) == FAILURE){
WRONG_PARAM_COUNT;
}
gmp_zval_binary_ui_op_ex(return_value, a_arg, b_arg, mpz_divexact, NULL, 0, 1 TSRMLS_CC);
}
/* }}} */
ext/gmp/tests/011.phpt
+41
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@@ -0,0 +1,41 @@
--TEST--
gmp_divexact() tests (OK to fail with GMP =< 4.2.1)
--FILE--
<?php
$r = gmp_divexact("233", "23345555555555555555555555");
var_dump(gmp_strval($r));
$r = gmp_divexact("233", "0");
var_dump(gmp_strval($r));
$r = gmp_divexact("100", "10");
var_dump(gmp_strval($r));
$r = gmp_divexact("1024", "2");
var_dump(gmp_strval($r));
$n = gmp_init("10000000000000000000");
$r = gmp_divexact($n, "2");
var_dump(gmp_strval($r));
$r = gmp_divexact($n, "50");
var_dump(gmp_strval($r));
$n1 = gmp_init("-100000000000000000000000000");
$r = gmp_divexact($n1, $n);
var_dump(gmp_strval($r));
echo "Done\n";
?>
--EXPECTF--
string(1) "0"
Warning: gmp_divexact(): Zero operand not allowed in %s on line %d
string(1) "0"
string(2) "10"
string(3) "512"
string(19) "5000000000000000000"
string(18) "200000000000000000"
string(9) "-10000000"
Done