1 files changed, 82 insertions, 0 deletions
diff --git a/tests/lang/foreachLoop.009.phpt b/tests/lang/foreachLoop.009.phpt
new file mode 100644
index 0000000..4586a35
--- /dev/null
+++ b/tests/lang/foreachLoop.009.phpt
@@ -0,0 +1,82 @@
+--TEST--
+Foreach loop tests - foreach operates on the original array if the array is referenced outside the loop.
+--FILE--
+<?php
+// From php.net/foreach:
+// "Unless the array is referenced, foreach operates on a copy of the specified array."
+
+echo "\nRemove elements from a referenced array during loop\n";
+$refedArray=array("original.0", "original.1", "original.2");
+$ref=&$refedArray;
+foreach ($refedArray as $k=>$v1) {
+	array_pop($refedArray);
+	echo "key: $k; value: $v1\n";
+}
+
+echo "\nRemove elements from a referenced array during loop, using &\$value\n";
+$refedArray=array("original.0", "original.1", "original.2");
+$ref=&$refedArray;
+foreach ($refedArray as $k=>&$v2) {
+	array_pop($refedArray);
+	echo "key: $k; value: $v2\n";
+}
+
+echo "\nAdd elements to a referenced array during loop\n";
+$refedArray=array("original.0", "original.1", "original.2");
+$ref=&$refedArray;
+$count=0;
+foreach ($refedArray as $k=>$v3) {
+	array_push($refedArray, "new.$k");
+	echo "key: $k; value: $v3\n";
+	
+	if ($count++>5) {
+		echo "Loop detected, as expected.\n";
+		break;
+	}
+}
+
+echo "\nAdd elements to a referenced array during loop, using &\$value\n";
+$refedArray=array("original.0", "original.1", "original.2");
+$ref=&$refedArray;
+$count=0;
+foreach ($refedArray as $k=>&$v4) {
+	array_push($refedArray, "new.$k");
+	echo "key: $k; value: $v4\n";
+	
+	if ($count++>5) {
+		echo "Loop detected, as expected.\n";
+		break;
+	}
+}
+
+?>
+--EXPECT--
+
+Remove elements from a referenced array during loop
+key: 0; value: original.0
+key: 1; value: original.1
+
+Remove elements from a referenced array during loop, using &$value
+key: 0; value: original.0
+key: 1; value: original.1
+
+Add elements to a referenced array during loop
+key: 0; value: original.0
+key: 1; value: original.1
+key: 2; value: original.2
+key: 3; value: new.0
+key: 4; value: new.1
+key: 5; value: new.2
+key: 6; value: new.3
+Loop detected, as expected.
+
+Add elements to a referenced array during loop, using &$value
+key: 0; value: original.0
+key: 1; value: original.1
+key: 2; value: original.2
+key: 3; value: new.0
+key: 4; value: new.1
+key: 5; value: new.2
+key: 6; value: new.3
+Loop detected, as expected.
+