ipld-eth-server/vendor/github.com/onsi/ginkgo/internal/specrunner/spec_runner.go
2017-10-19 09:22:12 -05:00

409 lines
10 KiB
Go

package specrunner
import (
"fmt"
"os"
"os/signal"
"sync"
"syscall"
"github.com/onsi/ginkgo/internal/spec_iterator"
"github.com/onsi/ginkgo/config"
"github.com/onsi/ginkgo/internal/leafnodes"
"github.com/onsi/ginkgo/internal/spec"
Writer "github.com/onsi/ginkgo/internal/writer"
"github.com/onsi/ginkgo/reporters"
"github.com/onsi/ginkgo/types"
"time"
)
type SpecRunner struct {
description string
beforeSuiteNode leafnodes.SuiteNode
iterator spec_iterator.SpecIterator
afterSuiteNode leafnodes.SuiteNode
reporters []reporters.Reporter
startTime time.Time
suiteID string
runningSpec *spec.Spec
writer Writer.WriterInterface
config config.GinkgoConfigType
interrupted bool
processedSpecs []*spec.Spec
lock *sync.Mutex
}
func New(description string, beforeSuiteNode leafnodes.SuiteNode, iterator spec_iterator.SpecIterator, afterSuiteNode leafnodes.SuiteNode, reporters []reporters.Reporter, writer Writer.WriterInterface, config config.GinkgoConfigType) *SpecRunner {
return &SpecRunner{
description: description,
beforeSuiteNode: beforeSuiteNode,
iterator: iterator,
afterSuiteNode: afterSuiteNode,
reporters: reporters,
writer: writer,
config: config,
suiteID: randomID(),
lock: &sync.Mutex{},
}
}
func (runner *SpecRunner) Run() bool {
if runner.config.DryRun {
runner.performDryRun()
return true
}
runner.reportSuiteWillBegin()
go runner.registerForInterrupts()
suitePassed := runner.runBeforeSuite()
if suitePassed {
suitePassed = runner.runSpecs()
}
runner.blockForeverIfInterrupted()
suitePassed = runner.runAfterSuite() && suitePassed
runner.reportSuiteDidEnd(suitePassed)
return suitePassed
}
func (runner *SpecRunner) performDryRun() {
runner.reportSuiteWillBegin()
if runner.beforeSuiteNode != nil {
summary := runner.beforeSuiteNode.Summary()
summary.State = types.SpecStatePassed
runner.reportBeforeSuite(summary)
}
for {
spec, err := runner.iterator.Next()
if err == spec_iterator.ErrClosed {
break
}
if err != nil {
fmt.Println("failed to iterate over tests:\n" + err.Error())
break
}
runner.processedSpecs = append(runner.processedSpecs, spec)
summary := spec.Summary(runner.suiteID)
runner.reportSpecWillRun(summary)
if summary.State == types.SpecStateInvalid {
summary.State = types.SpecStatePassed
}
runner.reportSpecDidComplete(summary, false)
}
if runner.afterSuiteNode != nil {
summary := runner.afterSuiteNode.Summary()
summary.State = types.SpecStatePassed
runner.reportAfterSuite(summary)
}
runner.reportSuiteDidEnd(true)
}
func (runner *SpecRunner) runBeforeSuite() bool {
if runner.beforeSuiteNode == nil || runner.wasInterrupted() {
return true
}
runner.writer.Truncate()
conf := runner.config
passed := runner.beforeSuiteNode.Run(conf.ParallelNode, conf.ParallelTotal, conf.SyncHost)
if !passed {
runner.writer.DumpOut()
}
runner.reportBeforeSuite(runner.beforeSuiteNode.Summary())
return passed
}
func (runner *SpecRunner) runAfterSuite() bool {
if runner.afterSuiteNode == nil {
return true
}
runner.writer.Truncate()
conf := runner.config
passed := runner.afterSuiteNode.Run(conf.ParallelNode, conf.ParallelTotal, conf.SyncHost)
if !passed {
runner.writer.DumpOut()
}
runner.reportAfterSuite(runner.afterSuiteNode.Summary())
return passed
}
func (runner *SpecRunner) runSpecs() bool {
suiteFailed := false
skipRemainingSpecs := false
for {
spec, err := runner.iterator.Next()
if err == spec_iterator.ErrClosed {
break
}
if err != nil {
fmt.Println("failed to iterate over tests:\n" + err.Error())
suiteFailed = true
break
}
runner.processedSpecs = append(runner.processedSpecs, spec)
if runner.wasInterrupted() {
break
}
if skipRemainingSpecs {
spec.Skip()
}
if !spec.Skipped() && !spec.Pending() {
if passed := runner.runSpec(spec); !passed {
suiteFailed = true
}
} else if spec.Pending() && runner.config.FailOnPending {
runner.reportSpecWillRun(spec.Summary(runner.suiteID))
suiteFailed = true
runner.reportSpecDidComplete(spec.Summary(runner.suiteID), spec.Failed())
} else {
runner.reportSpecWillRun(spec.Summary(runner.suiteID))
runner.reportSpecDidComplete(spec.Summary(runner.suiteID), spec.Failed())
}
if spec.Failed() && runner.config.FailFast {
skipRemainingSpecs = true
}
}
return !suiteFailed
}
func (runner *SpecRunner) runSpec(spec *spec.Spec) (passed bool) {
maxAttempts := 1
if runner.config.FlakeAttempts > 0 {
// uninitialized configs count as 1
maxAttempts = runner.config.FlakeAttempts
}
for i := 0; i < maxAttempts; i++ {
runner.reportSpecWillRun(spec.Summary(runner.suiteID))
runner.runningSpec = spec
spec.Run(runner.writer)
runner.runningSpec = nil
runner.reportSpecDidComplete(spec.Summary(runner.suiteID), spec.Failed())
if !spec.Failed() {
return true
}
}
return false
}
func (runner *SpecRunner) CurrentSpecSummary() (*types.SpecSummary, bool) {
if runner.runningSpec == nil {
return nil, false
}
return runner.runningSpec.Summary(runner.suiteID), true
}
func (runner *SpecRunner) registerForInterrupts() {
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
<-c
signal.Stop(c)
runner.markInterrupted()
go runner.registerForHardInterrupts()
runner.writer.DumpOutWithHeader(`
Received interrupt. Emitting contents of GinkgoWriter...
---------------------------------------------------------
`)
if runner.afterSuiteNode != nil {
fmt.Fprint(os.Stderr, `
---------------------------------------------------------
Received interrupt. Running AfterSuite...
^C again to terminate immediately
`)
runner.runAfterSuite()
}
runner.reportSuiteDidEnd(false)
os.Exit(1)
}
func (runner *SpecRunner) registerForHardInterrupts() {
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
<-c
fmt.Fprintln(os.Stderr, "\nReceived second interrupt. Shutting down.")
os.Exit(1)
}
func (runner *SpecRunner) blockForeverIfInterrupted() {
runner.lock.Lock()
interrupted := runner.interrupted
runner.lock.Unlock()
if interrupted {
select {}
}
}
func (runner *SpecRunner) markInterrupted() {
runner.lock.Lock()
defer runner.lock.Unlock()
runner.interrupted = true
}
func (runner *SpecRunner) wasInterrupted() bool {
runner.lock.Lock()
defer runner.lock.Unlock()
return runner.interrupted
}
func (runner *SpecRunner) reportSuiteWillBegin() {
runner.startTime = time.Now()
summary := runner.suiteWillBeginSummary()
for _, reporter := range runner.reporters {
reporter.SpecSuiteWillBegin(runner.config, summary)
}
}
func (runner *SpecRunner) reportBeforeSuite(summary *types.SetupSummary) {
for _, reporter := range runner.reporters {
reporter.BeforeSuiteDidRun(summary)
}
}
func (runner *SpecRunner) reportAfterSuite(summary *types.SetupSummary) {
for _, reporter := range runner.reporters {
reporter.AfterSuiteDidRun(summary)
}
}
func (runner *SpecRunner) reportSpecWillRun(summary *types.SpecSummary) {
runner.writer.Truncate()
for _, reporter := range runner.reporters {
reporter.SpecWillRun(summary)
}
}
func (runner *SpecRunner) reportSpecDidComplete(summary *types.SpecSummary, failed bool) {
if failed && len(summary.CapturedOutput) == 0 {
summary.CapturedOutput = string(runner.writer.Bytes())
}
for i := len(runner.reporters) - 1; i >= 1; i-- {
runner.reporters[i].SpecDidComplete(summary)
}
if failed {
runner.writer.DumpOut()
}
runner.reporters[0].SpecDidComplete(summary)
}
func (runner *SpecRunner) reportSuiteDidEnd(success bool) {
summary := runner.suiteDidEndSummary(success)
summary.RunTime = time.Since(runner.startTime)
for _, reporter := range runner.reporters {
reporter.SpecSuiteDidEnd(summary)
}
}
func (runner *SpecRunner) countSpecsThatRanSatisfying(filter func(ex *spec.Spec) bool) (count int) {
count = 0
for _, spec := range runner.processedSpecs {
if filter(spec) {
count++
}
}
return count
}
func (runner *SpecRunner) suiteDidEndSummary(success bool) *types.SuiteSummary {
numberOfSpecsThatWillBeRun := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return !ex.Skipped() && !ex.Pending()
})
numberOfPendingSpecs := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return ex.Pending()
})
numberOfSkippedSpecs := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return ex.Skipped()
})
numberOfPassedSpecs := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return ex.Passed()
})
numberOfFlakedSpecs := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return ex.Flaked()
})
numberOfFailedSpecs := runner.countSpecsThatRanSatisfying(func(ex *spec.Spec) bool {
return ex.Failed()
})
if runner.beforeSuiteNode != nil && !runner.beforeSuiteNode.Passed() && !runner.config.DryRun {
var known bool
numberOfSpecsThatWillBeRun, known = runner.iterator.NumberOfSpecsThatWillBeRunIfKnown()
if !known {
numberOfSpecsThatWillBeRun = runner.iterator.NumberOfSpecsPriorToIteration()
}
numberOfFailedSpecs = numberOfSpecsThatWillBeRun
}
return &types.SuiteSummary{
SuiteDescription: runner.description,
SuiteSucceeded: success,
SuiteID: runner.suiteID,
NumberOfSpecsBeforeParallelization: runner.iterator.NumberOfSpecsPriorToIteration(),
NumberOfTotalSpecs: len(runner.processedSpecs),
NumberOfSpecsThatWillBeRun: numberOfSpecsThatWillBeRun,
NumberOfPendingSpecs: numberOfPendingSpecs,
NumberOfSkippedSpecs: numberOfSkippedSpecs,
NumberOfPassedSpecs: numberOfPassedSpecs,
NumberOfFailedSpecs: numberOfFailedSpecs,
NumberOfFlakedSpecs: numberOfFlakedSpecs,
}
}
func (runner *SpecRunner) suiteWillBeginSummary() *types.SuiteSummary {
numTotal, known := runner.iterator.NumberOfSpecsToProcessIfKnown()
if !known {
numTotal = -1
}
numToRun, known := runner.iterator.NumberOfSpecsThatWillBeRunIfKnown()
if !known {
numToRun = -1
}
return &types.SuiteSummary{
SuiteDescription: runner.description,
SuiteID: runner.suiteID,
NumberOfSpecsBeforeParallelization: runner.iterator.NumberOfSpecsPriorToIteration(),
NumberOfTotalSpecs: numTotal,
NumberOfSpecsThatWillBeRun: numToRun,
NumberOfPendingSpecs: -1,
NumberOfSkippedSpecs: -1,
NumberOfPassedSpecs: -1,
NumberOfFailedSpecs: -1,
NumberOfFlakedSpecs: -1,
}
}