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Annotation of embedaddon/php/ext/standard/tests/array/array_combine_variation4.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test array_combine() function : usage variations - associative array with different keys(Bug#43424)
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : array array_combine(array $keys, array $values)
                      6:  * Description: Creates an array by using the elements of the first parameter as keys
                      7:  *              and the elements of the second as the corresponding values
                      8:  * Source code: ext/standard/array.c
                      9: */
                     10: 
                     11: /*
                     12:  * Testing the functionality of array_combine() by passing different
                     13:  * associative arrays having different possible keys to $keys argument and 
                     14:  * associative arrays having different possible keys to $values argument.
                     15: */
                     16: 
                     17: echo "*** Testing array_combine() : assoc array with diff keys to both \$keys and \$values argument ***\n";
                     18: // get an unset variable
                     19: $unset_var = 10;
                     20: unset ($unset_var);
                     21: 
                     22: // get a resource variable
                     23: $fp = fopen(__FILE__, "r");
                     24: 
                     25: // get a class
                     26: class classA
                     27: {
                     28:   public function __toString(){
                     29:     return "Class A object";
                     30:   }
                     31: }
                     32: 
                     33: // get a heredoc string
                     34: $heredoc = <<<EOT
                     35: Hello world
                     36: EOT;
                     37: 
                     38: // different variations of associative arrays to be passed to $arr1 argument
                     39: $arrays = array (
                     40: 
                     41:        // empty array
                     42: /*1*/  array(),
                     43: 
                     44:        // arrays with integer keys
                     45:        array(0 => "0"),
                     46:        array(1 => "1"),
                     47:        array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
                     48: 
                     49:        // arrays with float keys
                     50: /*5*/  array(2.3333 => "float"),
                     51:        array(1.2 => "f1", 3.33 => "f2",
                     52:              4.89999922839999 => "f3",
                     53:              33333333.333333 => "f4"),
                     54: 
                     55:        // arrays with string keys
                     56: /*7*/  array('\tHello' => 111, 're\td' => "color",
                     57:              '\v\fworld' => 2.2, 'pen\n' => 33),
                     58:        array("\tHello" => 111, "re\td" => "color",
                     59:              "\v\fworld" => 2.2, "pen\n" => 33),
                     60:        array("hello", $heredoc => "string"), // heredoc
                     61: 
                     62:        // array with object, unset variable and resource variable
                     63: /*10*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource'),
                     64: 
                     65:        // array with mixed keys
                     66: /*11*/ array('hello' => 1, new classA() => 2, "fruit" => 2.2,
                     67:              $fp => 'resource', 133 => "int", 444.432 => "float",
                     68:              @$unset_var => "unset", $heredoc => "heredoc")
                     69: );
                     70: 
                     71: // array to be passsed to $arr2 argument
                     72: $arr2 = array(0 => 0, 2 => "float", 4 => "f3", 33333333 => "f4",
                     73:               "\tHello" => 111, 2.2, 'color', "Hello world" => "string", 
                     74:               "pen\n" => 33, new classA() => 11, 133 => "int");
                     75: 
                     76: // loop through each sub-array within $arrays to check the behavior of array_combine()
                     77: // same arrays are passed to both $keys and $values
                     78: $iterator = 1;
                     79: foreach($arrays as $array) {
                     80:   echo "-- Iteration $iterator --\n";
                     81:   var_dump( array_combine($array, $array) );
                     82:   $iterator++;
                     83: }
                     84: 
                     85: // close the file resource used
                     86: fclose($fp);
                     87: 
                     88: echo "Done";
                     89: ?>
                     90: --EXPECTF--
                     91: *** Testing array_combine() : assoc array with diff keys to both $keys and $values argument ***
                     92: 
                     93: Warning: Illegal offset type in %s on line %d
                     94: 
                     95: Warning: Illegal offset type in %s on line %d
                     96: 
                     97: Warning: Illegal offset type in %s on line %d
                     98: 
                     99: Warning: Illegal offset type in %s on line %d
                    100: 
                    101: Warning: Illegal offset type in %s on line %d
                    102: -- Iteration 1 --
                    103: 
                    104: Warning: array_combine(): Both parameters should have at least 1 element in %s on line %d
                    105: bool(false)
                    106: -- Iteration 2 --
                    107: array(1) {
                    108:   [0]=>
                    109:   string(1) "0"
                    110: }
                    111: -- Iteration 3 --
                    112: array(1) {
                    113:   [1]=>
                    114:   string(1) "1"
                    115: }
                    116: -- Iteration 4 --
                    117: array(4) {
                    118:   [1]=>
                    119:   string(1) "1"
                    120:   [2]=>
                    121:   string(1) "2"
                    122:   [3]=>
                    123:   string(1) "3"
                    124:   [4]=>
                    125:   string(1) "4"
                    126: }
                    127: -- Iteration 5 --
                    128: array(1) {
                    129:   ["float"]=>
                    130:   string(5) "float"
                    131: }
                    132: -- Iteration 6 --
                    133: array(4) {
                    134:   ["f1"]=>
                    135:   string(2) "f1"
                    136:   ["f2"]=>
                    137:   string(2) "f2"
                    138:   ["f3"]=>
                    139:   string(2) "f3"
                    140:   ["f4"]=>
                    141:   string(2) "f4"
                    142: }
                    143: -- Iteration 7 --
                    144: array(4) {
                    145:   [111]=>
                    146:   int(111)
                    147:   ["color"]=>
                    148:   string(5) "color"
                    149:   ["2.2"]=>
                    150:   float(2.2)
                    151:   [33]=>
                    152:   int(33)
                    153: }
                    154: -- Iteration 8 --
                    155: array(4) {
                    156:   [111]=>
                    157:   int(111)
                    158:   ["color"]=>
                    159:   string(5) "color"
                    160:   ["2.2"]=>
                    161:   float(2.2)
                    162:   [33]=>
                    163:   int(33)
                    164: }
                    165: -- Iteration 9 --
                    166: array(2) {
                    167:   ["hello"]=>
                    168:   string(5) "hello"
                    169:   ["string"]=>
                    170:   string(6) "string"
                    171: }
                    172: -- Iteration 10 --
                    173: array(1) {
                    174:   ["hello"]=>
                    175:   string(5) "hello"
                    176: }
                    177: -- Iteration 11 --
                    178: array(6) {
                    179:   [1]=>
                    180:   int(1)
                    181:   ["2.2"]=>
                    182:   float(2.2)
                    183:   ["int"]=>
                    184:   string(3) "int"
                    185:   ["float"]=>
                    186:   string(5) "float"
                    187:   ["unset"]=>
                    188:   string(5) "unset"
                    189:   ["heredoc"]=>
                    190:   string(7) "heredoc"
                    191: }
                    192: Done