Elastica\Snapshot::getSnapshot PHP Method

    public function getSnapshot($repository, $name)
    {
        try {
            $response = $this->request($repository . '/' . $name);
        } catch (ResponseException $e) {
            if ($e->getResponse()->getStatus() == 404) {
                throw new NotFoundException("Snapshot '" . $name . "' does not exist in repository '" . $repository . "'.");
            }
            throw $e;
        }
        $data = $response->getData();
        return $data['snapshots'][0];
    }

 /**
  * @group functional
  */
 public function testSnapshotAndRestore()
 {
     $repositoryName = 'testrepo';
     $location = $this->_snapshotPath . 'backup2';
     // register the repository
     $response = $this->_snapshot->registerRepository($repositoryName, 'fs', array('location' => $location));
     $this->assertTrue($response->isOk());
     // create a snapshot of our test index
     $snapshotName = 'test_snapshot_1';
     $response = $this->_snapshot->createSnapshot($repositoryName, $snapshotName, array('indices' => $this->_index->getName()), true);
     // ensure that the snapshot was created properly
     $this->assertTrue($response->isOk());
     $this->assertArrayHasKey('snapshot', $response->getData());
     $data = $response->getData();
     $this->assertContains($this->_index->getName(), $data['snapshot']['indices']);
     $this->assertEquals(1, sizeof($data['snapshot']['indices']));
     // only the specified index should be present
     $this->assertEquals($snapshotName, $data['snapshot']['snapshot']);
     // retrieve data regarding the snapshot
     $response = $this->_snapshot->getSnapshot($repositoryName, $snapshotName);
     $this->assertContains($this->_index->getName(), $response['indices']);
     // delete our test index
     $this->_index->delete();
     // restore the index from our snapshot
     $response = $this->_snapshot->restoreSnapshot($repositoryName, $snapshotName, array(), true);
     $this->assertTrue($response->isOk());
     $this->_index->refresh();
     $this->_index->optimize();
     // ensure that the index has been restored
     $count = $this->_index->getType('test')->count();
     $this->assertEquals(sizeof($this->_docs), $count);
     // delete the snapshot
     $response = $this->_snapshot->deleteSnapshot($repositoryName, $snapshotName);
     $this->assertTrue($response->isOk());
     // ensure that the snapshot has been deleted
     $this->setExpectedException('Elastica\\Exception\\NotFoundException');
     $this->_snapshot->getSnapshot($repositoryName, $snapshotName);
 }