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New foreach tests. Tested on Windows, Linux and Linux 64 bit.

PHP-5.2.1RC1
andy wharmby 17 years ago
parent
3c56aa38e8
commit
38db2b869c
6 changed files with 720 additions and 0 deletions
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  1. 135
      tests/lang/foreachLoopIterator.001.phpt
  2. 24
      tests/lang/foreachLoopIterator.002.phpt
  3. 270
      tests/lang/foreachLoopIteratorAggregate.001.phpt
  4. 53
      tests/lang/foreachLoopIteratorAggregate.002.phpt
  5. 134
      tests/lang/foreachLoopIteratorAggregate.003.phpt
  6. 104
      tests/lang/foreachLoopIteratorAggregate.004.phpt

135
tests/lang/foreachLoopIterator.001.phpt
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--TEST--
foreach with Iterator.
--FILE--
<?php
class MealIterator implements Iterator {
private $pos=0;
private $myContent=array("breakfast", "lunch", "dinner");
public function valid() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->pos<3;
}
public function next() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos++];
}
public function rewind() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos=0;
}
public function current() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos];
}
public function key() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return "meal " . $this->pos;
}
}
$f = new MealIterator;
var_dump($f);
echo "-----( Simple iteration: )-----\n";
foreach ($f as $k=>$v) {
echo "$k => $v\n";
}
$f->rewind();
$indent = " ";
echo "\n\n\n-----( Nested iteration: )-----\n";
$count=1;
foreach ($f as $k=>$v) {
echo "\nTop level " . $count++ . ": \n";
echo "$k => $v\n";
$indent = " ";
foreach ($f as $k=>$v) {
echo " $k => $v\n";
}
$indent = " ";
}
?>
===DONE===
--EXPECTF--
object(MealIterator)#%d (2) {
["pos:private"]=>
int(0)
["myContent:private"]=>
array(3) {
[0]=>
string(9) "breakfast"
[1]=>
string(5) "lunch"
[2]=>
string(6) "dinner"
}
}
-----( Simple iteration: )-----
--> MealIterator::rewind (0)
--> MealIterator::valid (0)
--> MealIterator::current (0)
--> MealIterator::key (0)
meal 0 => breakfast
--> MealIterator::next (0)
--> MealIterator::valid (1)
--> MealIterator::current (1)
--> MealIterator::key (1)
meal 1 => lunch
--> MealIterator::next (1)
--> MealIterator::valid (2)
--> MealIterator::current (2)
--> MealIterator::key (2)
meal 2 => dinner
--> MealIterator::next (2)
--> MealIterator::valid (3)
--> MealIterator::rewind (3)
-----( Nested iteration: )-----
--> MealIterator::rewind (0)
--> MealIterator::valid (0)
--> MealIterator::current (0)
--> MealIterator::key (0)
Top level 1:
meal 0 => breakfast
--> MealIterator::rewind (0)
--> MealIterator::valid (0)
--> MealIterator::current (0)
--> MealIterator::key (0)
meal 0 => breakfast
--> MealIterator::next (0)
--> MealIterator::valid (1)
--> MealIterator::current (1)
--> MealIterator::key (1)
meal 1 => lunch
--> MealIterator::next (1)
--> MealIterator::valid (2)
--> MealIterator::current (2)
--> MealIterator::key (2)
meal 2 => dinner
--> MealIterator::next (2)
--> MealIterator::valid (3)
--> MealIterator::next (3)
Notice: Undefined offset: 3 in %s on line %d
--> MealIterator::valid (4)
===DONE===

24
tests/lang/foreachLoopIterator.002.phpt
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--TEST--
foreach with iterator and &$value reference
--FILE--
<?php
class MyIterator implements Iterator {
public function valid() { return true; }
public function next() { }
public function rewind() { }
public function current() { }
public function key() { }
}
$f = new MyIterator;
echo "-----( Try to iterate with &\$value: )-----\n";
foreach ($f as $k=>&$v) {
echo "$k => $v\n";
}
?>
--EXPECTF--
-----( Try to iterate with &$value: )-----
Fatal error: An iterator cannot be used with foreach by reference in %s on line 13

270
tests/lang/foreachLoopIteratorAggregate.001.phpt
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--TEST--
foreach with iteratorAggregate
--FILE--
<?php
class EnglishMealIterator implements Iterator {
private $pos=0;
private $myContent=array("breakfast", "dinner", "tea");
public function valid() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->pos < count($this->myContent);
}
public function next() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos++;
}
public function rewind() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos=0;
}
public function current() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos];
}
public function key() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return "meal " . $this->pos;
}
}
class FrenchMealIterator implements Iterator {
private $pos=0;
private $myContent=array("petit dejeuner", "dejeuner", "gouter", "dinner");
public function valid() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->pos < count($this->myContent);
}
public function next() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos++;
}
public function rewind() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos=0;
}
public function current() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos];
}
public function key() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return "meal " . $this->pos;
}
}
Class EuropeanMeals implements IteratorAggregate {
private $storedEnglishMealIterator;
private $storedFrenchMealIterator;
public function __construct() {
$this->storedEnglishMealIterator = new EnglishMealIterator;
$this->storedFrenchMealIterator = new FrenchMealIterator;
}
public function getIterator() {
global $indent;
echo "$indent--> " . __METHOD__ . "\n";
//Alternate between English and French meals
static $i = 0;
if ($i++%2 == 0) {
return $this->storedEnglishMealIterator;
} else {
return $this->storedFrenchMealIterator;
}
}
}
$f = new EuropeanMeals;
var_dump($f);
echo "-----( Simple iteration 1: )-----\n";
foreach ($f as $k=>$v) {
echo "$k => $v\n";
}
echo "-----( Simple iteration 2: )-----\n";
foreach ($f as $k=>$v) {
echo "$k => $v\n";
}
$indent = " ";
echo "\n\n\n-----( Nested iteration: )-----\n";
$count=1;
foreach ($f as $k=>$v) {
echo "\nTop level " . $count++ . ": \n";
echo "$k => $v\n";
$indent = " ";
foreach ($f as $k=>$v) {
echo " $k => $v\n";
}
$indent = " ";
}
?>
===DONE===
--EXPECTF--
object(EuropeanMeals)#%d (2) {
["storedEnglishMealIterator:private"]=>
object(EnglishMealIterator)#%d (2) {
["pos:private"]=>
int(0)
["myContent:private"]=>
array(3) {
[0]=>
string(9) "breakfast"
[1]=>
string(6) "dinner"
[2]=>
string(3) "tea"
}
}
["storedFrenchMealIterator:private"]=>
object(FrenchMealIterator)#%d (2) {
["pos:private"]=>
int(0)
["myContent:private"]=>
array(4) {
[0]=>
string(%d) "petit dejeuner"
[1]=>
string(%d) "dejeuner"
[2]=>
string(%d) "gouter"
[3]=>
string(6) "dinner"
}
}
}
-----( Simple iteration 1: )-----
--> EuropeanMeals::getIterator
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)
-----( Simple iteration 2: )-----
--> EuropeanMeals::getIterator
--> FrenchMealIterator::rewind (0)
--> FrenchMealIterator::valid (0)
--> FrenchMealIterator::current (0)
--> FrenchMealIterator::key (0)
meal 0 => petit dejeuner
--> FrenchMealIterator::next (0)
--> FrenchMealIterator::valid (1)
--> FrenchMealIterator::current (1)
--> FrenchMealIterator::key (1)
meal 1 => dejeuner
--> FrenchMealIterator::next (1)
--> FrenchMealIterator::valid (2)
--> FrenchMealIterator::current (2)
--> FrenchMealIterator::key (2)
meal 2 => gouter
--> FrenchMealIterator::next (2)
--> FrenchMealIterator::valid (3)
--> FrenchMealIterator::current (3)
--> FrenchMealIterator::key (3)
meal 3 => dinner
--> FrenchMealIterator::next (3)
--> FrenchMealIterator::valid (4)
-----( Nested iteration: )-----
--> EuropeanMeals::getIterator
--> EnglishMealIterator::rewind (3)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
Top level 1:
meal 0 => breakfast
--> EuropeanMeals::getIterator
--> FrenchMealIterator::rewind (4)
--> FrenchMealIterator::valid (0)
--> FrenchMealIterator::current (0)
--> FrenchMealIterator::key (0)
meal 0 => petit dejeuner
--> FrenchMealIterator::next (0)
--> FrenchMealIterator::valid (1)
--> FrenchMealIterator::current (1)
--> FrenchMealIterator::key (1)
meal 1 => dejeuner
--> FrenchMealIterator::next (1)
--> FrenchMealIterator::valid (2)
--> FrenchMealIterator::current (2)
--> FrenchMealIterator::key (2)
meal 2 => gouter
--> FrenchMealIterator::next (2)
--> FrenchMealIterator::valid (3)
--> FrenchMealIterator::current (3)
--> FrenchMealIterator::key (3)
meal 3 => dinner
--> FrenchMealIterator::next (3)
--> FrenchMealIterator::valid (4)
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
Top level 2:
meal 1 => dinner
--> EuropeanMeals::getIterator
--> EnglishMealIterator::rewind (1)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)
--> EnglishMealIterator::next (3)
--> EnglishMealIterator::valid (4)
===DONE===

53
tests/lang/foreachLoopIteratorAggregate.002.phpt
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--TEST--
IteratorAggregate::getIterator bad return type
--FILE--
<?php
class bad1 implements IteratorAggregate {
function getIterator() {
return null;
}
}
class bad2 implements IteratorAggregate {
function getIterator() {
return new stdClass;
}
}
class bad3 implements IteratorAggregate {
function getIterator() {
return 1;
}
}
class bad4 implements IteratorAggregate {
function getIterator() {
return array(1,2,3);
}
}
function f($className) {
try {
foreach (new $className as $k=>$v) {
echo "$k => $v\n";
}
} catch (Exception $e) {
echo $e->getLine() . ": " . $e->getMessage() ."\n";
}
}
f("bad1");
f("bad2");
f("bad3");
f("bad4");
?>
===DONE===
--EXPECTF--
30: Objects returned by bad1::getIterator() must be traversable or implement interface Iterator
30: Objects returned by bad2::getIterator() must be traversable or implement interface Iterator
30: Objects returned by bad3::getIterator() must be traversable or implement interface Iterator
30: Objects returned by bad4::getIterator() must be traversable or implement interface Iterator
===DONE===

134
tests/lang/foreachLoopIteratorAggregate.003.phpt
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--TEST--
foreach with nested iteratorAggregates
--FILE--
<?php
class EnglishMealIterator implements Iterator {
private $pos=0;
private $myContent=array("breakfast", "dinner", "tea");
public function valid() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->pos<3;
}
public function next() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos++];
}
public function rewind() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
$this->pos=0;
}
public function current() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return $this->myContent[$this->pos];
}
public function key() {
global $indent;
echo "$indent--> " . __METHOD__ . " ($this->pos)\n";
return "meal " . $this->pos;
}
}
class A1 implements IteratorAggregate {
function getIterator() {
return new EnglishMealIterator;
}
}
class A2 implements IteratorAggregate {
function getIterator() {
return new A1;
}
}
class A3 implements IteratorAggregate {
function getIterator() {
return new A2;
}
}
echo "\n-----( A1: )-----\n";
foreach (new A1 as $k=>$v) {
echo "$k => $v\n";
}
echo "\n-----( A2: )-----\n";
foreach (new A2 as $k=>$v) {
echo "$k => $v\n";
}
echo "\n-----( A3: )-----\n";
foreach (new A3 as $k=>$v) {
echo "$k => $v\n";
}
?>
===DONE===
--EXPECTF--
-----( A1: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)
-----( A2: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)
-----( A3: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)
===DONE===

104
tests/lang/foreachLoopIteratorAggregate.004.phpt
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@ -0,0 +1,104 @@
--TEST--
Duplicate of zend test tests/classes/iterators_002.phpt without expected output from destructor
--FILE--
<?php
class c_iter implements Iterator {
private $obj;
private $num = 0;
function __construct($obj) {
echo __METHOD__ . "\n";
$this->obj = $obj;
}
function rewind() {
echo __METHOD__ . "\n";
$this->num = 0;
}
function valid() {
$more = $this->num < $this->obj->max;
echo __METHOD__ . ' = ' .($more ? 'true' : 'false') . "\n";
return $more;
}
function current() {
echo __METHOD__ . "\n";
return $this->num;
}
function next() {
echo __METHOD__ . "\n";
$this->num++;
}
function key() {
echo __METHOD__ . "\n";
switch($this->num) {
case 0: return "1st";
case 1: return "2nd";
case 2: return "3rd";
default: return "???";
}
}
function __destruct() {
}
}
class c implements IteratorAggregate {
public $max = 3;
function getIterator() {
echo __METHOD__ . "\n";
return new c_iter($this);
}
function __destruct() {
}
}
$t = new c();
foreach($t as $k => $v) {
foreach($t as $w) {
echo "double:$v:$w\n";
break;
}
}
unset($t);
?>
===DONE===
--EXPECT--
c::getIterator
c_iter::__construct
c_iter::rewind
c_iter::valid = true
c_iter::current
c_iter::key
c::getIterator
c_iter::__construct
c_iter::rewind
c_iter::valid = true
c_iter::current
double:0:0
c_iter::next
c_iter::valid = true
c_iter::current
c_iter::key
c::getIterator
c_iter::__construct
c_iter::rewind
c_iter::valid = true
c_iter::current
double:1:0
c_iter::next
c_iter::valid = true
c_iter::current
c_iter::key
c::getIterator
c_iter::__construct
c_iter::rewind
c_iter::valid = true
c_iter::current
double:2:0
c_iter::next
c_iter::valid = false
===DONE===
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