1 files changed, 134 insertions, 0 deletions
diff --git a/ext/standard/tests/array/array_unique_variation3.phpt b/ext/standard/tests/array/array_unique_variation3.phpt
new file mode 100644
index 000000000..49103c815
--- /dev/null
+++ b/ext/standard/tests/array/array_unique_variation3.phpt
@@ -0,0 +1,134 @@
+--TEST--
+Test array_unique() function : usage variations - associative array with different keys
+--FILE--
+<?php
+/* Prototype  : array array_unique(array $input)
+ * Description: Removes duplicate values from array 
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_unique() by passing different
+ * associative arrays having different keys to $input argument.
+*/
+
+echo "*** Testing array_unique() : assoc. array with diff. keys passed to \$input argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// get a class
+class classA
+{
+  public function __toString(){
+    return "Class A object";
+  }
+}
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different associative arrays to be passed to $input argument
+$inputs = array (
+/*1*/  // arrays with integer keys
+       array(0 => "0", 1 => "0"),
+       array(1 => "1", 2 => "2", 3 => 1, 4 => "4"),
+
+       // arrays with float keys
+/*3*/  array(2.3333 => "float", 44.44 => "float"),
+       array(1.2 => "f1", 3.33 => "f2", 4.89999922839999 => "f1", 3333333.333333 => "f4"),
+
+       // arrays with string keys
+/*5*/  array('\tHello' => 111, 're\td' => "color", '\v\fworld' => 2.2, 'pen\n' => 111),
+       array("\tHello" => 111, "re\td" => "color", "\v\fworld" => 2.2, "pen\n" => 111),
+       array("hello", $heredoc => "string", "string"),
+
+       // array with object, unset variable and resource variable
+/*8*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource', 11, "hello"),
+);
+
+// loop through each sub-array of $inputs to check the behavior of array_unique()
+$iterator = 1;
+foreach($inputs as $input) {
+  echo "-- Iteration $iterator --\n";
+  var_dump( array_unique($input) );
+  $iterator++;
+}
+
+fclose($fp);
+  
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_unique() : assoc. array with diff. keys passed to $input argument ***
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+-- Iteration 1 --
+array(1) {
+  [0]=>
+  string(1) "0"
+}
+-- Iteration 2 --
+array(3) {
+  [1]=>
+  string(1) "1"
+  [2]=>
+  string(1) "2"
+  [4]=>
+  string(1) "4"
+}
+-- Iteration 3 --
+array(1) {
+  [2]=>
+  string(5) "float"
+}
+-- Iteration 4 --
+array(3) {
+  [1]=>
+  string(2) "f1"
+  [3]=>
+  string(2) "f2"
+  [3333333]=>
+  string(2) "f4"
+}
+-- Iteration 5 --
+array(3) {
+  ["\tHello"]=>
+  int(111)
+  ["re\td"]=>
+  string(5) "color"
+  ["\v\fworld"]=>
+  float(2.2)
+}
+-- Iteration 6 --
+array(3) {
+  ["	Hello"]=>
+  int(111)
+  ["re	d"]=>
+  string(5) "color"
+  ["world"]=>
+  float(2.2)
+}
+-- Iteration 7 --
+array(2) {
+  [0]=>
+  string(5) "hello"
+  ["Hello world"]=>
+  string(6) "string"
+}
+-- Iteration 8 --
+array(2) {
+  [""]=>
+  string(5) "hello"
+  [0]=>
+  int(11)
+}
+Done