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testreport.go
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testreport.go
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package report
import (
"bufio"
"bytes"
"encoding/json"
"fmt"
"io"
"sort"
"strings"
"text/template"
"time"
)
type FinalTestStatus uint8
const (
FTPSSkip FinalTestStatus = iota
FTSPass
FTSFail
)
func (fs FinalTestStatus) String() string {
switch fs {
case FTSPass:
return "pass"
case FTSFail:
return "fail"
case FTPSSkip:
return "skip"
default:
return ""
}
}
func (fs FinalTestStatus) Icon() string {
switch fs {
case FTSPass:
return "✔️"
case FTSFail:
return "❌"
case FTPSSkip:
return "⏩"
default:
return ""
}
}
func FinalTestStatusFromAction(e TestAction) *FinalTestStatus {
var status FinalTestStatus
switch e {
case TAFail:
status = FTSFail
case TAPass:
status = FTSPass
case TASkip:
status = FTPSSkip
default:
return nil
}
return &status
}
type OutputLine struct {
Time time.Time
Text string
}
type TestResult struct {
Name string
Duration time.Duration
Output []OutputLine
TestResult FinalTestStatus
}
type PackageName string
func (p PackageName) Package() string {
lastIdx := strings.LastIndex(string(p), "/")
if lastIdx > 0 {
return string(p)[lastIdx+1:]
}
return string(p)
}
func (p PackageName) Path() string {
lastIdx := strings.LastIndex(string(p), "/")
if lastIdx > 0 {
return string(p)[:lastIdx+1]
}
return ""
}
type PackageResult struct {
Name PackageName
Duration time.Duration
PackageResult FinalTestStatus
Succeeded int
Tests []TestResult
}
func (p PackageResult) String() string {
res := strings.Builder{}
switch p.PackageResult {
case FTSPass:
res.WriteString("ok ")
case FTPSSkip:
res.WriteString("? ")
case FTSFail:
for _, test := range p.Tests {
if test.TestResult == FTSFail {
for _, line := range test.Output {
res.WriteString(line.Text)
}
}
}
res.WriteString("FAIL ")
default:
panic("BUG! Unexpected package result" + p.PackageResult.String())
}
res.WriteString(string(p.Name))
res.WriteString(" ")
if p.PackageResult == FTPSSkip && len(p.Tests) == 0 {
res.WriteString("[no test files]")
} else {
res.WriteString(p.Duration.String())
}
return res.String()
}
type Result struct {
Failed uint
Passed uint
Skipped uint
Tests uint
Duration time.Duration
PackageResult []PackageResult
Vars map[string]string
}
func ParseTestJson(in io.Reader) (result Result, err error) {
packageResult := make(map[string]*PackageResult)
testResultForPackage := make(map[string]map[string]*TestResult)
scanner := bufio.NewScanner(in)
for scanner.Scan() {
line := scanner.Bytes()
// Ignore Byte Order Mark (BOM)
// https://stackoverflow.com/questions/31398044/got-error-invalid-character-%C3%AF-looking-for-beginning-of-value-from-json-unmar
line = bytes.TrimPrefix(line, []byte{239, 187, 191})
var evt TestEvent
if err := json.Unmarshal(line, &evt); err != nil {
return Result{}, err
}
if _, packageExists := packageResult[evt.Package]; !packageExists {
res := PackageResult{
Name: PackageName(evt.Package),
}
packageResult[evt.Package] = &res
testResultForPackage[evt.Package] = map[string]*TestResult{}
}
if evt.Test == "" {
if status := FinalTestStatusFromAction(evt.Action); status != nil {
packageResult[evt.Package].PackageResult = *status
result.Duration += time.Second * time.Duration(evt.ElapsedSec)
}
packageResult[evt.Package].Duration = time.Duration(float64(time.Second) * evt.ElapsedSec)
} else {
if testRes, testExists := testResultForPackage[evt.Package][evt.Test]; testExists {
testRes.Output = append(testRes.Output, OutputLine{Time: evt.Time, Text: evt.Output})
} else {
testResultForPackage[evt.Package][evt.Test] = &TestResult{
Name: evt.Test,
Output: []OutputLine{{Time: evt.Time, Text: evt.Output}},
}
}
if status := FinalTestStatusFromAction(evt.Action); status != nil {
test := testResultForPackage[evt.Package][evt.Test]
test.TestResult = *status
test.Duration = time.Duration(float64(time.Second) * evt.ElapsedSec)
switch *status {
case FTSPass:
result.Passed++
case FTSFail:
result.Failed++
case FTPSSkip:
result.Skipped++
}
}
}
}
result.Tests = result.Skipped + result.Failed + result.Passed
result.PackageResult = make([]PackageResult, 0, len(packageResult))
for _, val := range packageResult {
if val.PackageResult == FTPSSkip {
// Ignore skipped packages in report
continue
}
res := *val
tests := testResultForPackage[string(val.Name)]
res.Tests = make([]TestResult, 0, len(tests))
for _, test := range tests {
res.Tests = append(res.Tests, *test)
if test.TestResult == FTSPass || test.TestResult == FTPSSkip {
res.Succeeded++
}
}
sort.Slice(res.Tests, func(i, j int) bool {
return !IsLess(res.Tests[i].TestResult, res.Tests[j].TestResult, res.Tests[i].Duration, res.Tests[j].Duration)
})
result.PackageResult = append(result.PackageResult, res)
}
sort.Slice(result.PackageResult, func(i, j int) bool {
return !IsLess(result.PackageResult[i].PackageResult, result.PackageResult[j].PackageResult,
result.PackageResult[i].Duration, result.PackageResult[j].Duration)
})
return result, nil
}
func CreateReport(result Result, out io.Writer, temp *template.Template) (err error) {
if temp == nil {
return fmt.Errorf("template must be defined")
}
return temp.Execute(out, result)
}