Imported Upstream version 5.2.6upstream/5.2.6

1 files changed, 101 insertions, 0 deletions

diff --git a/ext/standard/tests/array/array_diff_assoc_variation7.phpt b/ext/standard/tests/array/array_diff_assoc_variation7.phpt
new file mode 100644
index 000000000..6fab0aebf
--- /dev/null
+++ b/ext/standard/tests/array/array_diff_assoc_variation7.phpt
@@ -0,0 +1,101 @@
+--TEST--
+Test array_diff_assoc() function : usage variations - arrays containing referenced variables
+--FILE--
+
+<?php
+/* Prototype  : array array_diff_assoc(array $arr1, array $arr2 [, array ...])
+ * Description: Returns the entries of $arr1 that have values which are not 
+ * present in any of the others arguments but do additional checks whether the keys are equal 
+ * Source code: ext/standard/array.c
+ */
+
+/*
+ * Tests how array_diff_assoc compares
+ * 1. Referenced variables
+ * 2. Arrays that have been referenced to each other
+ */
+
+echo "*** Testing array_diff_assoc() : usage variations ***\n";
+
+$a = 'a';
+
+$arr1 = array('a', 'b', 'c', $a);
+$arr2 = array('a' => 1, 'b' => 2, 'c' => 3, &$a);
+
+echo "-- Results when \$a = $a: --\n";
+var_dump(array_diff_assoc($arr1, $arr2));
+var_dump(array_diff_assoc($arr2, $arr1));
+
+$a = 4;
+
+echo "-- Results when \$a has been changed to $a: --\n";
+var_dump(array_diff_assoc($arr1, $arr2));
+var_dump(array_diff_assoc($arr2, $arr1));
+
+$arr2 = &$arr1;
+
+echo "-- Results when \$arr2 is referenced to \$arr1 --\n";
+var_dump(array_diff_assoc($arr1, $arr2));
+var_dump(array_diff_assoc($arr2, $arr1));
+
+$arr1 = array('zero' => 'x', 'one' => 'y', 'two' => 'z');
+
+echo "-- Results when \$arr1 is changed --\n";
+var_dump(array_diff_assoc($arr1, $arr2));
+var_dump(array_diff_assoc($arr2, $arr1));
+
+echo "Done";
+?>
+
+--EXPECTF--
+
+*** Testing array_diff_assoc() : usage variations ***
+-- Results when $a = a: --
+array(3) {
+  [1]=>
+  string(1) "b"
+  [2]=>
+  string(1) "c"
+  [3]=>
+  string(1) "a"
+}
+array(3) {
+  ["a"]=>
+  int(1)
+  ["b"]=>
+  int(2)
+  ["c"]=>
+  int(3)
+}
+-- Results when $a has been changed to 4: --
+array(4) {
+  [0]=>
+  string(1) "a"
+  [1]=>
+  string(1) "b"
+  [2]=>
+  string(1) "c"
+  [3]=>
+  string(1) "a"
+}
+array(4) {
+  ["a"]=>
+  int(1)
+  ["b"]=>
+  int(2)
+  ["c"]=>
+  int(3)
+  [0]=>
+  &int(4)
+}
+-- Results when $arr2 is referenced to $arr1 --
+array(0) {
+}
+array(0) {
+}
+-- Results when $arr1 is changed --
+array(0) {
+}
+array(0) {
+}
+Done
\ No newline at end of file