Doctrine\MongoDB\Tests\Query\BuilderTest::testProxiedExprMethods PHP Method

    public function testProxiedExprMethods($method, array $args = [])
    {
        $expr = $this->getMockExpr();
        $expr->expects($this->once())->method($method)->with(...$args);
        $qb = $this->getStubQueryBuilder();
        $qb->setExpr($expr);
        $this->assertSame($qb, $qb->{$method}(...$args));
    }