Basic cursor test
--FILE--
<?php
use php\util\Flow;
echo "--test array\n";
$cursor = Flow::of([1, 2, 3]);
foreach ($cursor as $el) {
var_dump($el);
}
echo "--test range\n";
$cursor = Flow::ofRange(5, 7);
foreach ($cursor as $el) {
var_dump($el);
}
echo "--test range with step\n";
$cursor = Flow::ofRange(5, 10, 2);
foreach ($cursor as $el) {
var_dump($el);
}
echo "--test string\n";
$cursor = Flow::ofString('foo');
foreach ($cursor as $el) {
var_dump($el);
}
echo "--test string with chunk size\n";
$cursor = Flow::ofString('foobar', 2);
foreach ($cursor as $el) {
var_dump($el);
}
?>
--EXPECT--
--TEST--
IteratorIterator with iterator
--FILE--
<?php
use php\util\Flow;
$it = new IteratorIterator(Flow::ofRange(1, 3));
foreach ($it as $key => $el) {
var_dump($el);
var_dump($key);
echo "\n";
}
foreach ($it as $el) {
echo $el;
}
?>
--EXPECT--
int(1)
int(0)
int(2)
int(1)
int(3)
int(2)
--TEST--
Basic cursor test limit and offset + count;
--FILE--
<?php
use php\util\Flow;
$cursor = Flow::ofRange(1, 99);
var_dump('count_with_skip=' . $cursor->skip(19)->count());
$cursor = Flow::ofRange(1, 99);
var_dump('count_with_limit=' . $cursor->limit(20)->count());
$cursor = Flow::ofRange(1, 99);
var_dump('count_with_skip+limit=' . $cursor->skip(20)->limit(40)->count());
echo "--\n";
$cursor = Flow::of([10, 20, 30, 40, 50])->skip(1)->limit(3)->each(function ($el) {
var_dump($el);
});
?>
--EXPECT--
string(18) "count_with_skip=80"
string(19) "count_with_limit=20"
string(24) "count_with_skip+limit=40"
--
int(20)
int(30)
int(40)
