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<?php
namespace Guzzle\Tests\Service\Resource;
use Guzzle\Service\Resource\ResourceIterator;
use Guzzle\Tests\Service\Mock\Model\MockCommandIterator;
/**
* @group server
* @covers Guzzle\Service\Resource\ResourceIterator
*/
class ResourceIteratorTest extends \Guzzle\Tests\GuzzleTestCase
{
public function testDescribesEvents()
{
$this->assertInternalType('array', ResourceIterator::getAllEvents());
}
public function testConstructorConfiguresDefaults()
{
$ri = $this->getMockForAbstractClass('Guzzle\\Service\\Resource\\ResourceIterator', array(
$this->getServiceBuilder()->get('mock')->getCommand('iterable_command'),
array(
'limit' => 10,
'page_size' => 3
)
), 'MockIterator');
$this->assertEquals(false, $ri->getNextToken());
$this->assertEquals(false, $ri->current());
}
public function testSendsRequestsForNextSetOfResources()
{
// Queue up an array of responses for iterating
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"g\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"j\", \"resources\": [\"g\", \"h\", \"i\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 41\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"j\"] }"
));
// Create a new resource iterator using the IterableCommand mock
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'), array(
'page_size' => 3
));
// Ensure that no requests have been sent yet
$this->assertEquals(0, count($this->getServer()->getReceivedRequests(false)));
//$this->assertEquals(array('d', 'e', 'f', 'g', 'h', 'i', 'j'), $ri->toArray());
$ri->toArray();
$requests = $this->getServer()->getReceivedRequests(true);
$this->assertEquals(3, count($requests));
$this->assertEquals(3, $requests[0]->getQuery()->get('page_size'));
$this->assertEquals(3, $requests[1]->getQuery()->get('page_size'));
$this->assertEquals(3, $requests[2]->getQuery()->get('page_size'));
// Reset and resend
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"g\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"j\", \"resources\": [\"g\", \"h\", \"i\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 41\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"j\"] }",
));
$d = array();
reset($ri);
foreach ($ri as $data) {
$d[] = $data;
}
$this->assertEquals(array('d', 'e', 'f', 'g', 'h', 'i', 'j'), $d);
}
public function testCalculatesPageSize()
{
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"g\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"j\", \"resources\": [\"g\", \"h\", \"i\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"j\", \"resources\": [\"j\", \"k\"] }"
));
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'), array(
'page_size' => 3,
'limit' => 7
));
$this->assertEquals(array('d', 'e', 'f', 'g', 'h', 'i', 'j'), $ri->toArray());
$requests = $this->getServer()->getReceivedRequests(true);
$this->assertEquals(3, count($requests));
$this->assertEquals(3, $requests[0]->getQuery()->get('page_size'));
$this->assertEquals(3, $requests[1]->getQuery()->get('page_size'));
$this->assertEquals(1, $requests[2]->getQuery()->get('page_size'));
}
public function testUseAsArray()
{
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"g\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\nContent-Length: 52\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"g\", \"h\", \"i\"] }"
));
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'));
// Ensure that the key is never < 0
$this->assertEquals(0, $ri->key());
$this->assertEquals(0, count($ri));
// Ensure that the iterator can be used as KVP array
$data = array();
foreach ($ri as $key => $value) {
$data[$key] = $value;
}
// Ensure that the iterate is countable
$this->assertEquals(6, count($ri));
$this->assertEquals(array('d', 'e', 'f', 'g', 'h', 'i'), $data);
}
public function testBailsWhenSendReturnsNoResults()
{
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"g\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"\", \"resources\": [] }"
));
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'));
// Ensure that the iterator can be used as KVP array
$data = $ri->toArray();
// Ensure that the iterate is countable
$this->assertEquals(3, count($ri));
$this->assertEquals(array('d', 'e', 'f'), $data);
$this->assertEquals(2, $ri->getRequestCount());
}
public function testHoldsDataOptions()
{
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'));
$this->assertNull($ri->get('foo'));
$this->assertSame($ri, $ri->set('foo', 'bar'));
$this->assertEquals('bar', $ri->get('foo'));
}
public function testSettingLimitOrPageSizeClearsData()
{
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"d\", \"e\", \"f\"] }",
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"d\", \"e\", \"f\"] }"
));
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'));
$ri->toArray();
$this->assertNotEmpty($this->readAttribute($ri, 'resources'));
$ri->setLimit(10);
$this->assertEmpty($this->readAttribute($ri, 'resources'));
$ri->toArray();
$this->assertNotEmpty($this->readAttribute($ri, 'resources'));
$ri->setPageSize(10);
$this->assertEmpty($this->readAttribute($ri, 'resources'));
}
public function testWorksWithCustomAppendIterator()
{
$this->getServer()->flush();
$this->getServer()->enqueue(array(
"HTTP/1.1 200 OK\r\n\r\n{ \"next_token\": \"\", \"resources\": [\"d\", \"e\", \"f\"] }"
));
$ri = new MockCommandIterator($this->getServiceBuilder()->get('mock')->getCommand('iterable_command'));
$a = new \Guzzle\Iterator\AppendIterator();
$a->append($ri);
$results = iterator_to_array($a, false);
$this->assertEquals(4, $ri->calledNext);
}
}