Doctrine\MongoDB\Tests\Aggregation\Stage\ProjectTest::testProjectFromBuilder PHP Method

    public function testProjectFromBuilder()
    {
        $builder = $this->getTestAggregationBuilder();
        $builder->project()->excludeIdField()->includeFields(['$field', '$otherField'])->field('product')->multiply('$field', 5);
        $this->assertSame([['$project' => ['_id' => false, '$field' => true, '$otherField' => true, 'product' => ['$multiply' => ['$field', 5]]]]], $builder->getPipeline());
    }