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Format
go test output with Go rather than bash and jq
Signed-off-by: David Gageot <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| /* | ||
| Copyright 2019 The Skaffold Authors | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "context" | ||
| "encoding/json" | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| "os/exec" | ||
| "sort" | ||
| "strings" | ||
| "sync" | ||
| ) | ||
|
|
||
| type LogLine struct { | ||
| Action string | ||
| Test string | ||
| Package string | ||
| Output string | ||
| Elapsed float32 | ||
| } | ||
|
|
||
| func main() { | ||
| if err := goTest(os.Args[1:]); err != nil { | ||
| os.Exit(1) | ||
| } | ||
| } | ||
|
|
||
| func goTest(testArgs []string) error { | ||
| args := append([]string{"test", "-json"}, testArgs...) | ||
| verbose := isVerbose(testArgs) | ||
|
|
||
| cmd := exec.CommandContext(context.Background(), "go", args...) | ||
| out, err := cmd.StdoutPipe() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| failedTests := map[string]bool{} | ||
| var failedLogs []LogLine | ||
| var allLogs []LogLine | ||
|
|
||
| var wc sync.WaitGroup | ||
| wc.Add(1) | ||
|
|
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| go func() { | ||
| defer wc.Done() | ||
|
|
||
| // Print logs while tests are running | ||
| scanner := bufio.NewScanner(out) | ||
| for i := 0; scanner.Scan(); i++ { | ||
| var l LogLine | ||
| if err := json.Unmarshal(scanner.Bytes(), &l); err != nil { | ||
| log.Panicf("unable to parse line %d: %v", i, err) | ||
| } | ||
|
|
||
| allLogs = append(allLogs, l) | ||
|
|
||
| if l.Action == "output" { | ||
| if verbose || (l.Test == "" && l.Output != "PASS\n" && l.Output != "FAIL\n" && !strings.HasPrefix(l.Output, "coverage:") && !strings.Contains(l.Output, "[no test files]")) { | ||
| fmt.Print(failInRed(l.Output)) | ||
| } | ||
| } | ||
|
|
||
| // Is this an error? | ||
| if (l.Action == "fail" || strings.Contains(l.Output, "FAIL")) && l.Test != "" { | ||
| if failedTests[l.Package+"/"+l.Test] { | ||
| continue | ||
| } | ||
| failedTests[l.Package+"/"+l.Test] = true | ||
|
|
||
| failedLogs = append(failedLogs, l) | ||
| } | ||
| } | ||
|
|
||
| // Print detailed information about failures. | ||
| if len(failedLogs) > 0 { | ||
| fmt.Println(red("\n=== Failed Tests ===")) | ||
|
|
||
| for _, l := range failedLogs { | ||
| fmt.Println(bold(trimPackage(l.Package) + "/" + l.Test)) | ||
|
|
||
| for _, l := range logsForTest(l.Test, l.Package, allLogs) { | ||
| if l.Action == "output" && l.Output != "" && !strings.HasPrefix(l.Output, "=== RUN") { | ||
| fmt.Print(failInRed(l.Output)) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // Print top slowest tests. | ||
| fmt.Println(yellow("\n=== Slow Tests ===")) | ||
| for _, l := range topSlowest(20, allLogs) { | ||
| fmt.Printf("%.2fs\t%s\n", l.Elapsed, l.Test) | ||
| } | ||
| }() | ||
|
|
||
| err = cmd.Run() | ||
| wc.Wait() | ||
| return err | ||
| } | ||
|
|
||
| func failInRed(msg string) string { | ||
| return strings.ReplaceAll(msg, "FAIL", red("FAIL")) | ||
| } | ||
|
|
||
| func red(msg string) string { | ||
| return "\033[0;31m" + msg + "\033[0m" | ||
| } | ||
|
|
||
| func yellow(msg string) string { | ||
| return "\033[0;33m" + msg + "\033[0m" | ||
| } | ||
|
|
||
| func bold(msg string) string { | ||
| return "\033[1m" + msg + "\033[0m" | ||
| } | ||
|
|
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| func trimPackage(pkg string) string { | ||
| return strings.TrimPrefix(pkg, "github.com/GoogleContainerTools/skaffold") | ||
| } | ||
|
|
||
| func isVerbose(args []string) bool { | ||
| for _, arg := range args { | ||
| if arg == "-v" { | ||
| return true | ||
| } | ||
| } | ||
|
|
||
| return false | ||
| } | ||
|
|
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| func logsForTest(test, pkg string, all []LogLine) []LogLine { | ||
| var forTest []LogLine | ||
|
|
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| for _, l := range all { | ||
| if l.Package == pkg && l.Test == test { | ||
| forTest = append(forTest, l) | ||
| } | ||
| } | ||
|
|
||
| return forTest | ||
| } | ||
|
|
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| func topSlowest(max int, all []LogLine) []LogLine { | ||
| var top []LogLine | ||
|
|
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| for _, l := range all { | ||
| if l.Test != "" && l.Elapsed > 0 { | ||
| top = append(top, l) | ||
| } | ||
| } | ||
|
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| sort.Slice(top, func(i, j int) bool { return top[i].Elapsed > top[j].Elapsed }) | ||
|
|
||
| if len(top) <= max { | ||
| return top | ||
| } | ||
| return top[0:max] | ||
| } |