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135 lines
2.7 KiB
PHP
135 lines
2.7 KiB
PHP
--TEST--
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Test array_unique() function : usage variations - associative array with different keys
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--FILE--
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<?php
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/* Prototype : array array_unique(array $input)
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* Description: Removes duplicate values from array
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing the functionality of array_unique() by passing different
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* associative arrays having different keys to $input argument.
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*/
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echo "*** Testing array_unique() : assoc. array with diff. keys passed to \$input argument ***\n";
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// get an unset variable
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$unset_var = 10;
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unset ($unset_var);
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// get a resource variable
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$fp = fopen(__FILE__, "r");
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// get a class
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class classA
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{
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public function __toString(){
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return "Class A object";
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}
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}
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// get a heredoc string
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$heredoc = <<<EOT
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Hello world
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EOT;
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// different associative arrays to be passed to $input argument
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$inputs = array (
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/*1*/ // arrays with integer keys
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array(0 => "0", 1 => "0"),
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array(1 => "1", 2 => "2", 3 => 1, 4 => "4"),
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// arrays with float keys
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/*3*/ array(2.3333 => "float", 44.44 => "float"),
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array(1.2 => "f1", 3.33 => "f2", 4.89999922839999 => "f1", 3333333.333333 => "f4"),
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// arrays with string keys
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/*5*/ array('\tHello' => 111, 're\td' => "color", '\v\fworld' => 2.2, 'pen\n' => 111),
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array("\tHello" => 111, "re\td" => "color", "\v\fworld" => 2.2, "pen\n" => 111),
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array("hello", $heredoc => "string", "string"),
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// array with object, unset variable and resource variable
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/*8*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource', 11, "hello"),
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);
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// loop through each sub-array of $inputs to check the behavior of array_unique()
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$iterator = 1;
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foreach($inputs as $input) {
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echo "-- Iteration $iterator --\n";
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var_dump( array_unique($input) );
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$iterator++;
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}
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fclose($fp);
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_unique() : assoc. array with diff. keys passed to $input argument ***
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Warning: Illegal offset type in %s on line %d
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Warning: Illegal offset type in %s on line %d
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-- Iteration 1 --
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array(1) {
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[0]=>
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string(1) "0"
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}
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-- Iteration 2 --
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array(3) {
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[1]=>
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string(1) "1"
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[2]=>
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string(1) "2"
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[4]=>
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string(1) "4"
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}
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-- Iteration 3 --
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array(1) {
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[2]=>
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string(5) "float"
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}
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-- Iteration 4 --
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array(3) {
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[1]=>
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string(2) "f1"
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[3]=>
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string(2) "f2"
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[3333333]=>
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string(2) "f4"
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}
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-- Iteration 5 --
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array(3) {
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["\tHello"]=>
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int(111)
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["re\td"]=>
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string(5) "color"
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["\v\fworld"]=>
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float(2.2)
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}
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-- Iteration 6 --
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array(3) {
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[" Hello"]=>
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int(111)
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["re d"]=>
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string(5) "color"
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[" world"]=>
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float(2.2)
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}
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-- Iteration 7 --
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array(2) {
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[0]=>
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string(5) "hello"
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["Hello world"]=>
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string(6) "string"
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}
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-- Iteration 8 --
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array(2) {
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[""]=>
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string(5) "hello"
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[0]=>
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int(11)
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}
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Done
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