New Delhi, Nov. 10 -- Senate Republican leader John Thune said a deal is "coming together" as he planned a test vote Sunday on a narrow spending package that would end the 40-day government shutdown.

However, there was no guarantee it would end an impasse now stretching to 40 days.

"We'll see kind of where the votes are," Thune said, adding, "This kind of stuff can drag on indefinitely if you allow it to."

He told reporters earlier that the chamber plans to vote on Sunday the House-passed funding measure that's part of a plan to reopen the government, along with passing a handful of year-long funding measures.

1. Senate Democrats are set to gather for a caucus meeting at 5 pm on Sunday, two sources familiar told CBS News.

This comes ...