tree ca10dd8fc01bcdc0c3713ab8177ec59e829c5cba
parent 0f3f0b4356631de8b23037842e58048548316966
author Junxiao Shi <git@mail1.yoursunny.com> 1468529377 +0000
committer Junxiao Shi <git@mail1.yoursunny.com> 1468529377 +0000

util: make SegmentFetcher test suite run faster

UnitTestTimeFixture::advanceClocks is invoked with less ticks of
larger duration when feasible, so that test cases run faster.

UnitTestTimeFixture is synchronized from NFD codebase.

refs #2734

Change-Id: Ifd338f1008af8662bb9ea8f798f6cc2a922fb865