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<?php
/*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
namespace Google\ApiCore\Tests\Unit;
use Google\ApiCore\Call;
use Google\ApiCore\CallSettings;
use Google\ApiCore\Page;
use Google\ApiCore\FixedSizeCollection;
use Google\ApiCore\PageStreamingDescriptor;
use Google\ApiCore\Testing\MockStatus;
use Google\Rpc\Code;
use PHPUnit\Framework\TestCase;
class FixedSizeCollectionTest extends TestCase
{
use TestTrait;
private function createPage($responseSequence)
{
$mockRequest = $this->createMockRequest('token', 3);
$pageStreamingDescriptor = PageStreamingDescriptor::createFromFields([
'requestPageTokenField' => 'pageToken',
'requestPageSizeField' => 'pageSize',
'responsePageTokenField' => 'nextPageToken',
'resourceField' => 'resourcesList'
]);
$internalCall = $this->createCallWithResponseSequence($responseSequence);
$callable = function () use ($internalCall) {
list($response, $status) = call_user_func_array(
array($internalCall, 'takeAction'),
func_get_args()
);
return $promise = new \GuzzleHttp\Promise\Promise(function () use (&$promise, $response) {
$promise->resolve($response);
});
};
$call = new Call('method', 'decodeType', $mockRequest);
$options = [];
$response = $callable($call, $options)->wait();
return new Page($call, $options, $callable, $pageStreamingDescriptor, $response);
}
public function testFixedCollectionMethods()
{
$responseA = $this->createMockResponse(
'nextPageToken1',
['resource1', 'resource2']
);
$responseB = $this->createMockResponse(
'nextPageToken2',
['resource3', 'resource4', 'resource5']
);
$responseC = $this->createMockResponse(
'nextPageToken3',
['resource6', 'resource7']
);
$responseD = $this->createMockResponse(
'',
['resource8', 'resource9']
);
$page = $this->createPage([
[$responseA, new MockStatus(Code::OK, '')],
[$responseB, new MockStatus(Code::OK, '')],
[$responseC, new MockStatus(Code::OK, '')],
[$responseD, new MockStatus(Code::OK, '')],
]);
$fixedSizeCollection = new FixedSizeCollection($page, 5);
$this->assertEquals($fixedSizeCollection->getCollectionSize(), 5);
$this->assertEquals($fixedSizeCollection->hasNextCollection(), true);
$this->assertEquals($fixedSizeCollection->getNextPageToken(), 'nextPageToken2');
$results = iterator_to_array($fixedSizeCollection);
$this->assertEquals(
$results,
['resource1', 'resource2', 'resource3', 'resource4', 'resource5']
);
$nextCollection = $fixedSizeCollection->getNextCollection();
$this->assertEquals($nextCollection->getCollectionSize(), 4);
$this->assertEquals($nextCollection->hasNextCollection(), false);
$this->assertEquals($nextCollection->getNextPageToken(), '');
$results = iterator_to_array($nextCollection);
$this->assertEquals(
$results,
['resource6', 'resource7', 'resource8', 'resource9']
);
}
public function testIterateCollections()
{
$responseA = $this->createMockResponse(
'nextPageToken1',
['resource1', 'resource2']
);
$responseB = $this->createMockResponse(
'',
['resource3', 'resource4']
);
$page = $this->createPage([
[$responseA, new MockStatus(Code::OK, '')],
[$responseB, new MockStatus(Code::OK, '')],
]);
$collection = new FixedSizeCollection($page, 2);
$results = [];
$iterations = 0;
foreach ($collection->iterateCollections() as $nextCollection) {
$results = array_merge($results, iterator_to_array($nextCollection));
$iterations++;
}
$this->assertEquals(
$results,
['resource1', 'resource2', 'resource3', 'resource4']
);
$this->assertEquals(2, $iterations);
}
/**
* @expectedException LengthException
* @expectedExceptionMessage API returned a number of elements exceeding the specified page size limit
*/
public function testApiReturningMoreElementsThanPageSize()
{
$responseA = $this->createMockResponse(
'nextPageToken1',
['resource1', 'resource2']
);
$responseB = $this->createMockResponse(
'nextPageToken2',
['resource3', 'resource4', 'resource5']
);
$page = $this->createPage([
[$responseA, new MockStatus(Code::OK, '')],
[$responseB, new MockStatus(Code::OK, '')],
]);
$collection = new FixedSizeCollection($page, 3);
$collection->getNextCollection();
}
/**
* @expectedException InvalidArgumentException
* @expectedExceptionMessage collectionSize must be > 0.
*/
public function testEmptyCollectionThrowsException()
{
$collectionSize = 0;
$page = $this->getMockBuilder(Page::class)
->disableOriginalConstructor()
->getMock();
new FixedSizeCollection($page, $collectionSize);
}
/**
* @expectedException InvalidArgumentException
* @expectedExceptionMessage collectionSize must be greater than or equal to the number of elements in initialPage
*/
public function testInvalidPageCount()
{
$collectionSize = 1;
$page = $this->getMockBuilder(Page::class)
->disableOriginalConstructor()
->getMock();
$page->expects($this->exactly(2))
->method('getPageElementCount')
->will($this->returnValue(2));
new FixedSizeCollection($page, $collectionSize);
}
}