mirror of
https://github.com/restic/restic.git
synced 2024-08-25 13:47:22 +02:00
185 lines
2.9 KiB
Go
185 lines
2.9 KiB
Go
// +build ignore
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package main
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import (
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"bufio"
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"fmt"
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"io"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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)
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func specialDir(name string) bool {
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if name == "." {
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return false
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}
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base := filepath.Base(name)
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return base[0] == '_' || base[0] == '.'
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}
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func emptyDir(name string) bool {
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dir, err := os.Open(name)
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defer dir.Close()
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if err != nil {
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fmt.Fprintf(os.Stderr, "unable to open directory %v: %v\n", name, err)
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return true
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}
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fis, err := dir.Readdir(-1)
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if err != nil {
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fmt.Fprintf(os.Stderr, "Readdirnames(%v): %v\n", name, err)
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return true
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}
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for _, fi := range fis {
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if fi.IsDir() {
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continue
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}
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if filepath.Ext(fi.Name()) == ".go" {
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return false
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}
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}
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return true
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}
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func forceRelativeDirname(dirname string) string {
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if dirname == "." {
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return dirname
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}
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if strings.HasPrefix(dirname, "./") {
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return dirname
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}
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return "./" + dirname
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}
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func mergeCoverprofile(file *os.File, out io.Writer) error {
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_, err := file.Seek(0, 0)
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if err != nil {
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return err
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}
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rd := bufio.NewReader(file)
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_, err = rd.ReadString('\n')
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if err == io.EOF {
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return nil
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}
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if err != nil {
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return err
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}
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_, err = io.Copy(out, rd)
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if err != nil {
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return err
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}
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err = file.Close()
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if err != nil {
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return err
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}
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return err
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}
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func testPackage(pkg string, params []string, out io.Writer) error {
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file, err := ioutil.TempFile("", "test-coverage-")
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defer os.Remove(file.Name())
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defer file.Close()
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if err != nil {
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return err
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}
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args := []string{"test", "-cover", "-covermode", "set", "-coverprofile",
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file.Name(), pkg}
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args = append(args, params...)
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cmd := exec.Command("go", args...)
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cmd.Stderr = os.Stderr
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cmd.Stdout = os.Stdout
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err = cmd.Run()
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if err != nil {
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return err
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}
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return mergeCoverprofile(file, out)
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}
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func main() {
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if len(os.Args) < 2 {
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fmt.Fprintln(os.Stderr, "USAGE: run_tests COVERPROFILE [TESTFLAGS] [-- [PATHS]]")
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os.Exit(1)
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}
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target := os.Args[1]
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args := os.Args[2:]
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paramsForTest := []string{}
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dirs := []string{}
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for i, arg := range args {
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if arg == "--" {
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dirs = args[i+1:]
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break
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}
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paramsForTest = append(paramsForTest, arg)
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}
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if len(dirs) == 0 {
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dirs = append(dirs, ".")
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}
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file, err := os.Create(target)
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if err != nil {
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fmt.Fprintf(os.Stderr, "create coverprofile failed: %v\n", err)
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os.Exit(1)
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}
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fmt.Fprintln(file, "mode: set")
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failedTests := false
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for _, dir := range dirs {
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err := filepath.Walk(dir,
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func(p string, fi os.FileInfo, e error) error {
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if e != nil {
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return e
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}
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if !fi.IsDir() {
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return nil
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}
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if specialDir(p) {
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return filepath.SkipDir
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}
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if emptyDir(p) {
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return nil
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}
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return testPackage(forceRelativeDirname(p), paramsForTest, file)
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})
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if err != nil {
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fmt.Fprintf(os.Stderr, "walk(%q): %v\n", dir, err)
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failedTests = true
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}
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}
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err = file.Close()
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fmt.Printf("coverprofile: %v\n", file.Name())
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if failedTests {
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os.Exit(1)
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}
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}
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