1 files changed, 173 insertions, 0 deletions
diff --git a/tests/lang/foreachLoop.002.phpt b/tests/lang/foreachLoop.002.phpt
new file mode 100644
index 0000000..e3000c7
--- /dev/null
+++ b/tests/lang/foreachLoop.002.phpt
@@ -0,0 +1,173 @@
+--TEST--
+Foreach loop tests - modifying the array during the loop.
+--FILE--
+<?php
+
+echo "\nDirectly changing array values.\n";
+$a = array("original.1","original.2","original.3");
+foreach ($a as $k=>$v) {
+	$a[$k]="changed.$k";
+	var_dump($v);
+}
+var_dump($a);
+
+echo "\nModifying the foreach \$value.\n";
+$a = array("original.1","original.2","original.3");
+foreach ($a as $k=>$v) {
+	$v="changed.$k";
+}
+var_dump($a);
+
+
+echo "\nModifying the foreach &\$value.\n";
+$a = array("original.1","original.2","original.3");
+foreach ($a as $k=>&$v) {
+	$v="changed.$k";
+}
+var_dump($a);
+
+echo "\nPushing elements onto an unreferenced array.\n";
+$a = array("original.1","original.2","original.3");
+$counter=0;
+foreach ($a as $v) {
+	array_push($a, "new.$counter");
+
+	//avoid infinite loop if test is failing
+    if ($counter++>10) {
+    	echo "Loop detected\n";
+    	break;    	
+    }
+}
+var_dump($a);
+
+echo "\nPushing elements onto an unreferenced array, using &\$value.\n";
+$a = array("original.1","original.2","original.3");
+$counter=0;
+foreach ($a as &$v) {
+	array_push($a, "new.$counter");
+
+	//avoid infinite loop if test is failing
+    if ($counter++>10) {
+    	echo "Loop detected\n";
+    	break;    	
+    }	
+}
+var_dump($a);
+
+echo "\nPopping elements off an unreferenced array.\n";
+$a = array("original.1","original.2","original.3");
+foreach ($a as $v) {
+	array_pop($a);
+	var_dump($v);	
+}
+var_dump($a);
+
+echo "\nPopping elements off an unreferenced array, using &\$value.\n";
+$a = array("original.1","original.2","original.3");
+foreach ($a as &$v) {
+	array_pop($a);
+	var_dump($v);
+}
+var_dump($a);
+
+?>
+--EXPECT--
+
+Directly changing array values.
+string(10) "original.1"
+string(10) "original.2"
+string(10) "original.3"
+array(3) {
+  [0]=>
+  string(9) "changed.0"
+  [1]=>
+  string(9) "changed.1"
+  [2]=>
+  string(9) "changed.2"
+}
+
+Modifying the foreach $value.
+array(3) {
+  [0]=>
+  string(10) "original.1"
+  [1]=>
+  string(10) "original.2"
+  [2]=>
+  string(10) "original.3"
+}
+
+Modifying the foreach &$value.
+array(3) {
+  [0]=>
+  string(9) "changed.0"
+  [1]=>
+  string(9) "changed.1"
+  [2]=>
+  &string(9) "changed.2"
+}
+
+Pushing elements onto an unreferenced array.
+array(6) {
+  [0]=>
+  string(10) "original.1"
+  [1]=>
+  string(10) "original.2"
+  [2]=>
+  string(10) "original.3"
+  [3]=>
+  string(5) "new.0"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  string(5) "new.2"
+}
+
+Pushing elements onto an unreferenced array, using &$value.
+Loop detected
+array(15) {
+  [0]=>
+  string(10) "original.1"
+  [1]=>
+  string(10) "original.2"
+  [2]=>
+  string(10) "original.3"
+  [3]=>
+  string(5) "new.0"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  string(5) "new.2"
+  [6]=>
+  string(5) "new.3"
+  [7]=>
+  string(5) "new.4"
+  [8]=>
+  string(5) "new.5"
+  [9]=>
+  string(5) "new.6"
+  [10]=>
+  string(5) "new.7"
+  [11]=>
+  &string(5) "new.8"
+  [12]=>
+  string(5) "new.9"
+  [13]=>
+  string(6) "new.10"
+  [14]=>
+  string(6) "new.11"
+}
+
+Popping elements off an unreferenced array.
+string(10) "original.1"
+string(10) "original.2"
+string(10) "original.3"
+array(0) {
+}
+
+Popping elements off an unreferenced array, using &$value.
+string(10) "original.1"
+string(10) "original.2"
+array(1) {
+  [0]=>
+  string(10) "original.1"
+}
+\ No newline at end of file