    public function testOpen()
    {
        $this->mock->expects($this->once())
            ->method('open')
            ->will($this->returnValue(true));

        $this->assertFalse($this->proxy->isActive());
        $this->proxy->open('name', 'id');
        if (PHP_VERSION_ID < 50400) {
            $this->assertTrue($this->proxy->isActive());
        } else {
            $this->assertFalse($this->proxy->isActive());
        }
    }
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.