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<?php
namespace Elastica\Test\Aggregation;
use Elastica\Aggregation\DateHistogram;
use Elastica\Document;
use Elastica\Query;
use Elastica\Type\Mapping;
class DateHistogramTest extends BaseAggregationTest
{
protected function setUp()
{
parent::setUp();
$this->_index = $this->_createIndex("date_histogram");
$mapping = new Mapping();
$mapping->setProperties(array(
"created" => array("type" => "date")
));
$type = $this->_index->getType("test");
$type->setMapping($mapping);
$docs = array(
new Document("1", array("created" => 1390962135000)),
new Document("2", array("created" => 1390965735000)),
new Document("3", array("created" => 1390954935000)),
);
$type->addDocuments($docs);
$this->_index->refresh();
}
public function testDateHistogramAggregation()
{
$agg = new DateHistogram("hist", "created", "1h");
$query = new Query();
$query->addAggregation($agg);
$results = $this->_index->search($query)->getAggregation("hist");
$this->assertEquals(3, sizeof($results['buckets']));
}
}
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