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96 lines
2.6 KiB
Go
96 lines
2.6 KiB
Go
// +build integration
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package performance
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import (
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"bytes"
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"errors"
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"fmt"
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"runtime"
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"github.com/gucumber/gucumber"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/aws/awserr"
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"github.com/aws/aws-sdk-go/awstesting/mock"
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"github.com/aws/aws-sdk-go/service/s3"
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)
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func init() {
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// Go loads all of its dependecies on compile
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gucumber.Given(`^I have loaded my SDK and its dependencies$`, func() {
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})
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// Performance
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gucumber.When(`^I create and discard (\d+) clients for each service$`, func(i1 int) {
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services := gucumber.World["services"].([]func())
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err := benchmarkTask(fmt.Sprintf("%d_create_and_discard_clients", i1), services, i1)
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gucumber.World["error"] = err
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})
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gucumber.Then(`^I should not have leaked any resources$`, func() {
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runtime.GC()
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err, ok := gucumber.World["error"].(awserr.Error)
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if ok {
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gucumber.T.Errorf("error returned")
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}
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if err != nil {
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gucumber.T.Errorf("expect no error, got %v", err)
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}
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})
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gucumber.And(`^I have a list of services$`, func() {
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mapCreateClients()
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})
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gucumber.And(`^I take a snapshot of my resources$`, func() {
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// Can't take a memory snapshot here, because gucumber does some
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// allocation between each instruction leading to unreliable numbers
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})
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gucumber.When(`^I create a client for each service$`, func() {
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buildAnArrayOfClients()
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})
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gucumber.And("^I execute (\\d+) command\\(s\\) on each client$", func(i1 int) {
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clientFns := gucumber.World["clientFns"].([]func())
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err := benchmarkTask(fmt.Sprintf("%d_commands_on_clients", i1), clientFns, i1)
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gucumber.World["error"] = err
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})
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gucumber.And(`^I destroy all the clients$`, func() {
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delete(gucumber.World, "clientFns")
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runtime.GC()
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})
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gucumber.Given(`^I have a (\d+) byte file$`, func(i1 int) {
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gucumber.World["file"] = make([]byte, i1)
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})
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gucumber.When(`^I upload the file$`, func() {
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svc := s3.New(mock.Session)
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memStatStart := &runtime.MemStats{}
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runtime.ReadMemStats(memStatStart)
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gucumber.World["start"] = memStatStart
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svc.PutObjectRequest(&s3.PutObjectInput{
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Bucket: aws.String("bucketmesilly"),
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Key: aws.String("testKey"),
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Body: bytes.NewReader(gucumber.World["file"].([]byte)),
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})
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})
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gucumber.And(`then download the file$`, func() {
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svc := s3.New(mock.Session)
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svc.GetObjectRequest(&s3.GetObjectInput{
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Bucket: aws.String("bucketmesilly"),
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Key: aws.String("testKey"),
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})
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memStatEnd := &runtime.MemStats{}
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runtime.ReadMemStats(memStatEnd)
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memStatStart := gucumber.World["start"].(*runtime.MemStats)
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if memStatStart.Alloc < memStatEnd.Alloc {
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gucumber.World["error"] = errors.New("Leaked memory")
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}
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})
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}
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