From c4dd7a1a684490673e25aaf4fabec5df138854c4 Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@baserock.org>
Date: Thu, 14 Mar 2013 05:42:27 +0000
Subject: Imported from /home/lorry/working-area/delta_php2/php-5.4.13.tar.bz2.

---
 tests/lang/foreachLoop.015.phpt | 557 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 557 insertions(+)
 create mode 100644 tests/lang/foreachLoop.015.phpt

(limited to 'tests/lang/foreachLoop.015.phpt')

diff --git a/tests/lang/foreachLoop.015.phpt b/tests/lang/foreachLoop.015.phpt
new file mode 100644
index 0000000..dfba159
--- /dev/null
+++ b/tests/lang/foreachLoop.015.phpt
@@ -0,0 +1,557 @@
+--TEST--
+Directly modifying a REFERENCED array when foreach'ing over it while using &$value syntax.
+--FILE--
+<?php
+
+define('MAX_LOOPS',5);
+
+function withRefValue($elements, $transform) {
+	echo "\n---( Array with $elements element(s): )---\n";
+	//Build array:
+	for ($i=0; $i<$elements; $i++) {
+		$a[] = "v.$i";
+	}
+	$counter=0;
+	
+	$ref = &$a;
+	
+	echo "--> State of referenced array before loop:\n";
+	var_dump($a);
+	
+	echo "--> Do loop:\n";	
+	foreach ($a as $k=>&$v) {
+		echo "     iteration $counter:  \$k=$k; \$v=$v\n";
+		eval($transform);
+		$counter++;
+		if ($counter>MAX_LOOPS) {
+			echo "  ** Stuck in a loop! **\n";
+			break;
+		}
+	}
+	
+	echo "--> State of array after loop:\n";
+	var_dump($a);
+}
+
+
+echo "\nPopping elements off end of a referenced array, using &\$value";
+$transform = 'array_pop($a);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nShift elements off start of a referenced array, using &\$value";
+$transform = 'array_shift($a);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nRemove current element of a referenced array, using &\$value";
+$transform = 'unset($a[$k]);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nAdding elements to the end of a referenced array, using &\$value";
+$transform = 'array_push($a, "new.$counter");';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nAdding elements to the start of a referenced array, using &\$value";
+$transform = 'array_unshift($a, "new.$counter");';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+?>
+--EXPECTF--
+
+Popping elements off end of a referenced array, using &$value
+---( Array with 1 element(s): )---
+--> State of referenced array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of referenced array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 3 element(s): )---
+--> State of referenced array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+--> State of array after loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+
+---( Array with 4 element(s): )---
+--> State of referenced array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=0; $v=v.0
+     iteration 3:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+
+
+Shift elements off start of a referenced array, using &$value
+---( Array with 1 element(s): )---
+--> State of referenced array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of referenced array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 3 element(s): )---
+--> State of referenced array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+     iteration 2:  $k=0; $v=v.2
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 4 element(s): )---
+--> State of referenced array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+     iteration 2:  $k=0; $v=v.2
+     iteration 3:  $k=0; $v=v.3
+--> State of array after loop:
+array(0) {
+}
+
+
+
+Remove current element of a referenced array, using &$value
+---( Array with 1 element(s): )---
+--> State of referenced array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of referenced array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 3 element(s): )---
+--> State of referenced array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 4 element(s): )---
+--> State of referenced array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=v.3
+--> State of array after loop:
+array(0) {
+}
+
+
+
+Adding elements to the end of a referenced array, using &$value
+---( Array with 1 element(s): )---
+--> State of referenced array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(2) {
+  [0]=>
+  &string(3) "v.0"
+  [1]=>
+  string(5) "new.0"
+}
+
+---( Array with 2 element(s): )---
+--> State of referenced array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=new.0
+     iteration 3:  $k=3; $v=new.1
+     iteration 4:  $k=4; $v=new.2
+     iteration 5:  $k=5; $v=new.3
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(8) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(5) "new.0"
+  [3]=>
+  string(5) "new.1"
+  [4]=>
+  string(5) "new.2"
+  [5]=>
+  &string(5) "new.3"
+  [6]=>
+  string(5) "new.4"
+  [7]=>
+  string(5) "new.5"
+}
+
+---( Array with 3 element(s): )---
+--> State of referenced array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=new.0
+     iteration 4:  $k=4; $v=new.1
+     iteration 5:  $k=5; $v=new.2
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(9) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [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"
+}
+
+---( Array with 4 element(s): )---
+--> State of referenced array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=v.3
+     iteration 4:  $k=4; $v=new.0
+     iteration 5:  $k=5; $v=new.1
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(10) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+  [4]=>
+  string(5) "new.0"
+  [5]=>
+  &string(5) "new.1"
+  [6]=>
+  string(5) "new.2"
+  [7]=>
+  string(5) "new.3"
+  [8]=>
+  string(5) "new.4"
+  [9]=>
+  string(5) "new.5"
+}
+
+
+
+Adding elements to the start of a referenced array, using &$value
+---( Array with 1 element(s): )---
+--> State of referenced array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(2) {
+  [0]=>
+  string(5) "new.0"
+  [1]=>
+  &string(3) "v.0"
+}
+
+---( Array with 2 element(s): )---
+--> State of referenced array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=new.0
+     iteration 2:  $k=0; $v=new.1
+     iteration 3:  $k=0; $v=new.2
+     iteration 4:  $k=0; $v=new.3
+     iteration 5:  $k=0; $v=new.4
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(8) {
+  [0]=>
+  string(5) "new.5"
+  [1]=>
+  &string(5) "new.4"
+  [2]=>
+  string(5) "new.3"
+  [3]=>
+  string(5) "new.2"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  string(5) "new.0"
+  [6]=>
+  string(3) "v.0"
+  [7]=>
+  string(3) "v.1"
+}
+
+---( Array with 3 element(s): )---
+--> State of referenced array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=new.0
+     iteration 2:  $k=0; $v=new.1
+     iteration 3:  $k=0; $v=new.2
+     iteration 4:  $k=0; $v=new.3
+     iteration 5:  $k=0; $v=new.4
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(9) {
+  [0]=>
+  string(5) "new.5"
+  [1]=>
+  &string(5) "new.4"
+  [2]=>
+  string(5) "new.3"
+  [3]=>
+  string(5) "new.2"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  string(5) "new.0"
+  [6]=>
+  string(3) "v.0"
+  [7]=>
+  string(3) "v.1"
+  [8]=>
+  string(3) "v.2"
+}
+
+---( Array with 4 element(s): )---
+--> State of referenced array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=new.0
+     iteration 2:  $k=0; $v=new.1
+     iteration 3:  $k=0; $v=new.2
+     iteration 4:  $k=0; $v=new.3
+     iteration 5:  $k=0; $v=new.4
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(10) {
+  [0]=>
+  string(5) "new.5"
+  [1]=>
+  &string(5) "new.4"
+  [2]=>
+  string(5) "new.3"
+  [3]=>
+  string(5) "new.2"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  string(5) "new.0"
+  [6]=>
+  string(3) "v.0"
+  [7]=>
+  string(3) "v.1"
+  [8]=>
+  string(3) "v.2"
+  [9]=>
+  string(3) "v.3"
+}
-- 
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