add benchmark test for merging intervals

This commit is contained in:
Chris Lu 2018-11-18 16:49:08 -08:00
parent 4fcfc9410f
commit f1db22d48b

View file

@ -317,3 +317,32 @@ func TestChunksReading(t *testing.T) {
}
}
func BenchmarkNonOverlappingVisibleIntervals(b *testing.B) {
chunks := []*filer_pb.FileChunk{
{Offset: 0, Size: 2097152, FileId: "7,0294cbb9892b", Mtime: 123},
{Offset: 0, Size: 3145728, FileId: "3,029565bf3092", Mtime: 130},
{Offset: 2097152, Size: 3145728, FileId: "6,029632f47ae2", Mtime: 140},
{Offset: 5242880, Size: 3145728, FileId: "2,029734c5aa10", Mtime: 150},
{Offset: 8388608, Size: 3145728, FileId: "5,02982f80de50", Mtime: 160},
{Offset: 11534336, Size: 2842193, FileId: "7,0299ad723803", Mtime: 170},
}
k := 1024
for n := 0; n < k; n++ {
chunks = append(chunks, &filer_pb.FileChunk{
Offset: int64(n*100), Size: 100, FileId: "7,0294cbb9892b", Mtime: int64(n),
})
chunks = append(chunks, &filer_pb.FileChunk{
Offset: int64(n*50), Size: 100, FileId: "7,0294cbb9892b", Mtime: int64(n+k),
})
}
// run the Fib function b.N times
for n := 0; n < b.N; n++ {
intervals := nonOverlappingVisibleIntervals(chunks)
cleanupIntervals(intervals)
}
}