    public function testReturnsAsIsWhenNoChanges()
    {
        $request = new Psr7\Request('GET', 'http://foo.com');
        $this->assertSame($request, Psr7\modify_request($request, []));
    }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.