Run a single test, set break:
ocelotl@hilleman:~/github/lightstep/otel-launcher-go/lightstep/sdk/metric/aggregator/histogram/structure$ dlv test -- -test.run TestAlternatingGrowth1 Type 'help' for list of commands. (dlv) break tryIncrement Breakpoint 1 set at 0x68d100,0x68d900,0x68e100,0x68f5e6,0x68f9e6,0x68fde6,0x6901e6,0x68e8e0 for github.com/lightstep/otel-launcher-go/lightstep/sdk/metric/aggregator/histogram/structure.(*bucketsVarwidth).tryIncrement() <autogenerated>:1 (dlv) c > github.com/lightstep/otel-launcher-go/lightstep/sdk/metric/aggregator/histogram/structure.(*bucketsVarwidth[uint8]).tryIncrement() <autogenerated>:1 (hits goroutine(6):1 total:1) (PC: 0x68f5e6) (dlv) l > github.com/lightstep/otel-launcher-go/lightstep/sdk/metric/aggregator/histogram/structure.(*bucketsVarwidth[uint8]).tryIncrement() <autogenerated>:1 (hits goroutine(6):1 total:1) (PC: 0x68f5e6) Command failed: open <autogenerated>: no such file or directory (dlv) n > github.com/lightstep/otel-launcher-go/lightstep/sdk/metric/aggregator/histogram/structure.(*bucketsVarwidth[go.shape.uint8_0]).tryIncrement() ./exponential.go:684 (hits goroutine(6):2 total:2) (PC: 0x68d100)
679: tmp := b.counts[src] 680: b.counts[src] = 0 681: return uint64(tmp) 682: } 683:
- => 684: func (b *bucketsVarwidth[N]) tryIncrement(bucketIndex int32, incr uint64) bool {
- 685: var limit = uint64(N(0) - 1) 686: if uint64(b.counts[bucketIndex])+incr <= limit { 687: b.counts[bucketIndex] += N(incr) 688: return true 689: }
(dlv) print b.counts []uint8 len: 1, cap: 1, [0] (dlv)