SparqlClientTest.php

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<?php
namespace MediaWiki\Sparql;
 
use Http;
use MediaWiki\Http\HttpRequestFactory;
use MWHttpRequest;
use PHPUnit4And6Compat;
 
class SparqlClientTest extends \PHPUnit\Framework\TestCase {
 
    use PHPUnit4And6Compat;
 
    private function getRequestFactory( $request ) {
        $requestFactory = $this->getMock( HttpRequestFactory::class );
        $requestFactory->method( 'create' )->willReturn( $request );
        return $requestFactory;
    }
 
    private function getRequestMock( $content ) {
        $request = $this->getMockBuilder( MWHttpRequest::class )->disableOriginalConstructor()->getMock();
        $request->method( 'execute' )->willReturn( \Status::newGood( 200 ) );
        $request->method( 'getContent' )->willReturn( $content );
        return $request;
    }
 
    public function testQuery() {
        $json = <<<JSON
{
  "head" : {
    "vars" : [ "x", "y", "z" ]
  },
  "results" : {
    "bindings" : [ {
      "x" : {
        "type" : "uri",
        "value" : "http://wikiba.se/ontology#Dump"
      },
      "y" : {
        "type" : "uri",
        "value" : "http://creativecommons.org/ns#license"
      },
      "z" : {
        "type" : "uri",
        "value" : "http://creativecommons.org/publicdomain/zero/1.0/"
      }
    }, {
      "x" : {
        "type" : "uri",
        "value" : "http://wikiba.se/ontology#Dump"
      },
      "z" : {
        "type" : "literal",
        "value" : "0.1.0"
      }
    } ]
  }
}
JSON;
 
        $request = $this->getRequestMock( $json );
        $client = new SparqlClient( 'http://acme.test/', $this->getRequestFactory( $request ) );
 
        // values only
        $result = $client->query( "TEST SPARQL" );
        $this->assertCount( 2, $result );
        $this->assertEquals( 'http://wikiba.se/ontology#Dump', $result[0]['x'] );
        $this->assertEquals( 'http://creativecommons.org/ns#license', $result[0]['y'] );
        $this->assertEquals( '0.1.0', $result[1]['z'] );
        $this->assertNull( $result[1]['y'] );
        // raw data format
        $result = $client->query( "TEST SPARQL 2", true );
        $this->assertCount( 2, $result );
        $this->assertEquals( 'uri', $result[0]['x']['type'] );
        $this->assertEquals( 'http://wikiba.se/ontology#Dump', $result[0]['x']['value'] );
        $this->assertEquals( 'literal', $result[1]['z']['type'] );
        $this->assertEquals( '0.1.0', $result[1]['z']['value'] );
        $this->assertNull( $result[1]['y'] );
    }
 
    public function testBadQuery() {
        $request = $this->getMockBuilder( MWHttpRequest::class )->disableOriginalConstructor()->getMock();
        $client = new SparqlClient( 'http://acme.test/', $this->getRequestFactory( $request ) );
 
        $request->method( 'execute' )->willReturn( \Status::newFatal( "Bad query" ) );
        $result = $client->query( "TEST SPARQL 3" );
    }
 
    public function optionsProvider() {
        return [
            'defaults' => [
                'TEST тест SPARQL 4 ',
                null,
                null,
                [
                    'http://acme.test/',
                    'query=TEST+%D1%82%D0%B5%D1%81%D1%82+SPARQL+4+',
                    'format=json',
                    'maxQueryTimeMillis=30000',
                ],
                [
                    'method' => 'GET',
                    'userAgent' => Http::userAgent() ." SparqlClient",
                    'timeout' => 30
                ]
            ],
            'big query' => [
                str_repeat( 'ZZ', SparqlClient::MAX_GET_SIZE ),
                null,
                null,
                [
                    'format=json',
                    'maxQueryTimeMillis=30000',
                ],
                [
                    'method' => 'POST',
                    'postData' => 'query=' . str_repeat( 'ZZ', SparqlClient::MAX_GET_SIZE ),
                ]
            ],
            'timeout 1s' => [
                'TEST SPARQL 4',
                null,
                1,
                [
                    'maxQueryTimeMillis=1000',
                ],
                [
                    'timeout' => 1
                ]
            ],
            'more options' => [
                'TEST SPARQL 5',
                [
                    'userAgent' => 'My Test',
                    'randomOption' => 'duck',
                ],
                null,
                [],
                [
                    'userAgent' => 'My Test',
                    'randomOption' => 'duck',
                ]
            ],
 
        ];
    }
 
    public function testOptions( $sparql, $options, $timeout, $expectedUrl, $expectedOptions ) {
        $requestFactory = $this->getMock( HttpRequestFactory::class );
        $client = new SparqlClient( 'http://acme.test/',  $requestFactory );
 
        $request = $this->getRequestMock( '{}' );
 
        $requestFactory->method( 'create' )->willReturnCallback(
            function ( $url, $options ) use ( $request, $expectedUrl, $expectedOptions ) {
                foreach ( $expectedUrl as $eurl ) {
                    $this->assertContains( $eurl, $url );
                }
                foreach ( $expectedOptions as $ekey => $evalue ) {
                    $this->assertArrayHasKey( $ekey, $options );
                    $this->assertEquals( $options[$ekey], $evalue );
                }
                return $request;
            }
        );
 
        if ( !is_null( $options ) ) {
            $client->setClientOptions( $options );
        }
        if ( !is_null( $timeout ) ) {
            $client->setTimeout( $timeout );
        }
 
        $result = $client->query( $sparql );
    }
 
}