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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2019-02-06 13:42:47 +0100 |
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committer | GitHub <noreply@github.com> | 2019-02-06 13:42:47 +0100 |
commit | d321c5d942f85b56852532edfd225dcdd591f817 (patch) | |
tree | 30ad98bcc2c2dd1136f46a48cbc44d422adfa184 /vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go | |
parent | 314e1a9c5a2041d2263bb74f1d21aa2798154d76 (diff) | |
parent | 9ac0ebb0791851aea81ecc847802db5a39bfb6e7 (diff) | |
download | podman-d321c5d942f85b56852532edfd225dcdd591f817.tar.gz podman-d321c5d942f85b56852532edfd225dcdd591f817.tar.bz2 podman-d321c5d942f85b56852532edfd225dcdd591f817.zip |
Merge pull request #2259 from vrothberg/vendor-check
Vendor check
Diffstat (limited to 'vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go')
-rw-r--r-- | vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go b/vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go new file mode 100644 index 000000000..d6d54234c --- /dev/null +++ b/vendor/github.com/onsi/ginkgo/internal/leafnodes/benchmarker.go @@ -0,0 +1,103 @@ +package leafnodes + +import ( + "math" + "time" + + "sync" + + "github.com/onsi/ginkgo/types" +) + +type benchmarker struct { + mu sync.Mutex + measurements map[string]*types.SpecMeasurement + orderCounter int +} + +func newBenchmarker() *benchmarker { + return &benchmarker{ + measurements: make(map[string]*types.SpecMeasurement, 0), + } +} + +func (b *benchmarker) Time(name string, body func(), info ...interface{}) (elapsedTime time.Duration) { + t := time.Now() + body() + elapsedTime = time.Since(t) + + b.mu.Lock() + defer b.mu.Unlock() + measurement := b.getMeasurement(name, "Fastest Time", "Slowest Time", "Average Time", "s", 3, info...) + measurement.Results = append(measurement.Results, elapsedTime.Seconds()) + + return +} + +func (b *benchmarker) RecordValue(name string, value float64, info ...interface{}) { + b.mu.Lock() + measurement := b.getMeasurement(name, "Smallest", " Largest", " Average", "", 3, info...) + defer b.mu.Unlock() + measurement.Results = append(measurement.Results, value) +} + +func (b *benchmarker) RecordValueWithPrecision(name string, value float64, units string, precision int, info ...interface{}) { + b.mu.Lock() + measurement := b.getMeasurement(name, "Smallest", " Largest", " Average", units, precision, info...) + defer b.mu.Unlock() + measurement.Results = append(measurement.Results, value) +} + +func (b *benchmarker) getMeasurement(name string, smallestLabel string, largestLabel string, averageLabel string, units string, precision int, info ...interface{}) *types.SpecMeasurement { + measurement, ok := b.measurements[name] + if !ok { + var computedInfo interface{} + computedInfo = nil + if len(info) > 0 { + computedInfo = info[0] + } + measurement = &types.SpecMeasurement{ + Name: name, + Info: computedInfo, + Order: b.orderCounter, + SmallestLabel: smallestLabel, + LargestLabel: largestLabel, + AverageLabel: averageLabel, + Units: units, + Precision: precision, + Results: make([]float64, 0), + } + b.measurements[name] = measurement + b.orderCounter++ + } + + return measurement +} + +func (b *benchmarker) measurementsReport() map[string]*types.SpecMeasurement { + b.mu.Lock() + defer b.mu.Unlock() + for _, measurement := range b.measurements { + measurement.Smallest = math.MaxFloat64 + measurement.Largest = -math.MaxFloat64 + sum := float64(0) + sumOfSquares := float64(0) + + for _, result := range measurement.Results { + if result > measurement.Largest { + measurement.Largest = result + } + if result < measurement.Smallest { + measurement.Smallest = result + } + sum += result + sumOfSquares += result * result + } + + n := float64(len(measurement.Results)) + measurement.Average = sum / n + measurement.StdDeviation = math.Sqrt(sumOfSquares/n - (sum/n)*(sum/n)) + } + + return b.measurements +} |