1 files changed, 128 insertions, 0 deletions
diff --git a/ext/standard/tests/array/array_change_key_case_variation8.phpt b/ext/standard/tests/array/array_change_key_case_variation8.phpt
new file mode 100644
index 000000000..f9893da79
--- /dev/null
+++ b/ext/standard/tests/array/array_change_key_case_variation8.phpt
@@ -0,0 +1,128 @@
+--TEST--
+Test array_change_key_case() function : usage variations - Different strings as keys
+--FILE--
+<?php
+/* Prototype  : array array_change_key_case(array $input [, int $case])
+ * Description: Retuns an array with all string keys lowercased [or uppercased] 
+ * Source code: ext/standard/array.c
+ */
+
+/*
+ * Test how array_change_key_case() behaves with different strings
+ */
+
+echo "*** Testing array_change_key_case() : usage variations ***\n";
+
+$inputs = array (
+	// group of escape sequences
+	array(null => 1, NULL => 2, "\a" => 3, "\cx" => 4, "\e" => 5, "\f" => 6, "\n" => 7, "\t" => 8, "\xhh" => 9, "\ddd" => 10, "\v" => 11),
+
+	// array contains combination of capital/small letters
+	array("lemoN" => 1, "Orange" => 2, "banana" => 3, "apple" => 4, "Test" => 5, "TTTT" => 6, "ttt" => 7, "ww" => 8, "x" => 9, "X" => 10, "oraNGe" => 11, "BANANA" => 12)
+);
+
+foreach($inputs as $input) {
+	echo "\n-- \$case = default --\n";
+	var_dump(array_change_key_case($input));
+	echo "-- \$case = upper --\n";
+	var_dump(array_change_key_case($input, CASE_UPPER));
+}
+
+echo "Done";
+?>
+
+--EXPECTF--
+*** Testing array_change_key_case() : usage variations ***
+
+-- $case = default --
+array(10) {
+  [""]=>
+  int(2)
+  ["\a"]=>
+  int(3)
+  ["\cx"]=>
+  int(4)
+  ["\e"]=>
+  int(5)
+  [""]=>
+  int(6)
+  ["
+"]=>
+  int(7)
+  ["	"]=>
+  int(8)
+  ["\xhh"]=>
+  int(9)
+  ["\ddd"]=>
+  int(10)
+  [""]=>
+  int(11)
+}
+-- $case = upper --
+array(10) {
+  [""]=>
+  int(2)
+  ["\A"]=>
+  int(3)
+  ["\CX"]=>
+  int(4)
+  ["\E"]=>
+  int(5)
+  [""]=>
+  int(6)
+  ["
+"]=>
+  int(7)
+  ["	"]=>
+  int(8)
+  ["\XHH"]=>
+  int(9)
+  ["\DDD"]=>
+  int(10)
+  [""]=>
+  int(11)
+}
+
+-- $case = default --
+array(9) {
+  ["lemon"]=>
+  int(1)
+  ["orange"]=>
+  int(11)
+  ["banana"]=>
+  int(12)
+  ["apple"]=>
+  int(4)
+  ["test"]=>
+  int(5)
+  ["tttt"]=>
+  int(6)
+  ["ttt"]=>
+  int(7)
+  ["ww"]=>
+  int(8)
+  ["x"]=>
+  int(10)
+}
+-- $case = upper --
+array(9) {
+  ["LEMON"]=>
+  int(1)
+  ["ORANGE"]=>
+  int(11)
+  ["BANANA"]=>
+  int(12)
+  ["APPLE"]=>
+  int(4)
+  ["TEST"]=>
+  int(5)
+  ["TTTT"]=>
+  int(6)
+  ["TTT"]=>
+  int(7)
+  ["WW"]=>
+  int(8)
+  ["X"]=>
+  int(10)
+}
+Done
+\ No newline at end of file