Some function to write out your own comparisson table in tsv format. Can be easily modified to add more testcases and/or binary functions. It will test all comparables against each other with all functions.
<?php
$funcs = array(
'eq' => '==',
'ne' => '!=',
'gt' => '>',
'lt' => '<',
'ne2' => '<>',
'lte' => '<=',
'gte' => '>=',
'id' => '===',
'nid' => '!=='
);
class Test {
protected $a;
public $b;
public function __construct($a,$b){
$this->a = $a;
$this->b = $b;
}
public function getab(){
return $this->a.",". $this->b;
}
}
$tst1 = new Test(1,2);
$tst2 = new Test(1,2);
$tst3 = new Test(2,2);
$tst4 = new Test(1,1);
$arr1 = array(1,2,3);
$arr2 = array(2,3,4);
$arr3 = array('a','b','c','d');
$arr4 = array('a','b','c');
$arr5 = array();
$comp1 = array(
'ints' => array(-1,0,1,2),
'floats' => array(-1.1,0.0,1.1,2.0),
'string' => array('str', 'str1', '', '1'),
'bools' => array(true, false),
'null' => array(null),
'objects' => array($tst1,$tst2,$tst3,$tst4),
'arrays' => array($arr1, $arr2, $arr3, $arr4, $arr5)
);
$fbody = array();
foreach($funcs as $name => $op){
$fbody[$name] = create_function('$a,$b', 'return $a ' . $op . ' $b;');
}
$table = array(array('function', 'comp1', 'comp2', 'f comp1 comp2', 'type'));
$comp2 = array();
foreach($comp1 as $type => $val){
$comp2[$type] = $val;
}
foreach($comp1 as $key1 => $val1){
foreach($comp2 as $key2 => $val2){
addTableEntry($key1, $key2, $val1, $val2);
}
}
$out = '';
foreach($table as $row){
$out .= sprintf("%-20s\t%-20s\t%-20s\t%-20s\t%-20s\n", $row[0], $row[1], $row[2], $row[3], $row[4]);
}
print $out;
exit;
function addTableEntry($n1, $n2, $comp1, $comp2){
global $table, $fbody;
foreach($fbody as $fname => $func){
foreach($comp1 as $val1){
foreach($comp2 as $val2){
$val = $func($val1,$val2);
$table[] = array($fname, gettype($val1) . ' => ' . sprintval($val1), gettype($val2) .' => ' . sprintval($val2), gettype($val) . ' => ' . sprintval($val), gettype($val1) . "-" . gettype($val2) . '-' . $fname);
}
}
}
}
function sprintval($val){
if(is_object($val)){
return 'object-' . $val->getab();
}
if(is_array($val)){
return implode(',', $val);
}
if(is_bool($val)){
if($val){
return 'true';
}
return 'false';
}
return strval($val);
}
?>
