Alcaeus\MongoDbAdapter\Tests\Mongo\MongoCollectionTest::testReadPreferenceIsInherited PHP Method

    public function testReadPreferenceIsInherited()
    {
        $database = $this->getDatabase();
        $database->setReadPreference(\MongoClient::RP_SECONDARY, [['a' => 'b']]);
        $collection = $database->selectCollection('test');
        $this->assertSame(['type' => \MongoClient::RP_SECONDARY, 'tagsets' => [['a' => 'b']]], $collection->getReadPreference());
    }