mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2025-11-03 16:01:11 +00:00
84ed8aa740
- As mentioned in the comment, use the standard library function now its available. Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/8334 Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org> Co-authored-by: Gusted <postmaster@gusted.xyz> Co-committed-by: Gusted <postmaster@gusted.xyz>
325 lines
9.9 KiB
Go
325 lines
9.9 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package git
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import (
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"context"
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"io"
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"io/fs"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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"time"
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"forgejo.org/modules/test"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestNewCheckAttrStdoutReader(t *testing.T) {
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t.Run("two_times", func(t *testing.T) {
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read := newCheckAttrStdoutReader(strings.NewReader(
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".gitignore\x00linguist-vendored\x00unspecified\x00"+
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".gitignore\x00linguist-vendored\x00specified",
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), 1)
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// first read
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attr, err := read()
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"linguist-vendored": GitAttribute("unspecified"),
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}, attr)
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// second read
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attr, err = read()
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"linguist-vendored": GitAttribute("specified"),
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}, attr)
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})
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t.Run("incomplete", func(t *testing.T) {
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read := newCheckAttrStdoutReader(strings.NewReader(
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"filename\x00linguist-vendored",
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), 1)
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_, err := read()
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assert.Equal(t, io.ErrUnexpectedEOF, err)
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})
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t.Run("three_times", func(t *testing.T) {
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read := newCheckAttrStdoutReader(strings.NewReader(
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"shouldbe.vendor\x00linguist-vendored\x00set\x00"+
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"shouldbe.vendor\x00linguist-generated\x00unspecified\x00"+
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"shouldbe.vendor\x00linguist-language\x00unspecified\x00",
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), 1)
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// first read
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attr, err := read()
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"linguist-vendored": GitAttribute("set"),
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}, attr)
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// second read
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attr, err = read()
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"linguist-generated": GitAttribute("unspecified"),
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}, attr)
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// third read
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attr, err = read()
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"linguist-language": GitAttribute("unspecified"),
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}, attr)
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})
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}
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func TestGitAttributeBareNonBare(t *testing.T) {
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if !SupportCheckAttrOnBare {
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t.Skip("git check-attr supported on bare repo starting with git 2.40")
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}
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repoPath := filepath.Join(testReposDir, "language_stats_repo")
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gitRepo, err := openRepositoryWithDefaultContext(repoPath)
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require.NoError(t, err)
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defer gitRepo.Close()
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for _, commitID := range []string{
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"8fee858da5796dfb37704761701bb8e800ad9ef3",
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"341fca5b5ea3de596dc483e54c2db28633cd2f97",
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} {
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bareStats, err := gitRepo.GitAttributes(commitID, "i-am-a-python.p", LinguistAttributes...)
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require.NoError(t, err)
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defer test.MockVariableValue(&SupportCheckAttrOnBare, false)()
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cloneStats, err := gitRepo.GitAttributes(commitID, "i-am-a-python.p", LinguistAttributes...)
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require.NoError(t, err)
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assert.Equal(t, cloneStats, bareStats)
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refStats := cloneStats
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t.Run("GitAttributeChecker/"+commitID+"/SupportBare", func(t *testing.T) {
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bareChecker, err := gitRepo.GitAttributeChecker(commitID, LinguistAttributes...)
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require.NoError(t, err)
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defer bareChecker.Close()
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bareStats, err := bareChecker.CheckPath("i-am-a-python.p")
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require.NoError(t, err)
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assert.Equal(t, refStats, bareStats)
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})
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t.Run("GitAttributeChecker/"+commitID+"/NoBareSupport", func(t *testing.T) {
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defer test.MockVariableValue(&SupportCheckAttrOnBare, false)()
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cloneChecker, err := gitRepo.GitAttributeChecker(commitID, LinguistAttributes...)
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require.NoError(t, err)
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defer cloneChecker.Close()
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cloneStats, err := cloneChecker.CheckPath("i-am-a-python.p")
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require.NoError(t, err)
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assert.Equal(t, refStats, cloneStats)
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})
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}
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}
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func TestGitAttributes(t *testing.T) {
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repoPath := filepath.Join(testReposDir, "language_stats_repo")
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gitRepo, err := openRepositoryWithDefaultContext(repoPath)
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require.NoError(t, err)
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defer gitRepo.Close()
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attr, err := gitRepo.GitAttributes("8fee858da5796dfb37704761701bb8e800ad9ef3", "i-am-a-python.p", LinguistAttributes...)
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"gitlab-language": "unspecified",
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"linguist-detectable": "unspecified",
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"linguist-documentation": "unspecified",
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"linguist-generated": "unspecified",
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"linguist-language": "Python",
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"linguist-vendored": "unspecified",
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}, attr)
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attr, err = gitRepo.GitAttributes("341fca5b5ea3de596dc483e54c2db28633cd2f97", "i-am-a-python.p", LinguistAttributes...)
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require.NoError(t, err)
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assert.Equal(t, map[string]GitAttribute{
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"gitlab-language": "unspecified",
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"linguist-detectable": "unspecified",
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"linguist-documentation": "unspecified",
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"linguist-generated": "unspecified",
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"linguist-language": "Cobra",
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"linguist-vendored": "unspecified",
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}, attr)
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}
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func TestGitAttributeFirst(t *testing.T) {
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repoPath := filepath.Join(testReposDir, "language_stats_repo")
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gitRepo, err := openRepositoryWithDefaultContext(repoPath)
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require.NoError(t, err)
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defer gitRepo.Close()
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t.Run("first is specified", func(t *testing.T) {
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language, err := gitRepo.GitAttributeFirst("8fee858da5796dfb37704761701bb8e800ad9ef3", "i-am-a-python.p", "linguist-language", "gitlab-language")
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require.NoError(t, err)
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assert.Equal(t, "Python", language.String())
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})
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t.Run("second is specified", func(t *testing.T) {
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language, err := gitRepo.GitAttributeFirst("8fee858da5796dfb37704761701bb8e800ad9ef3", "i-am-a-python.p", "gitlab-language", "linguist-language")
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require.NoError(t, err)
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assert.Equal(t, "Python", language.String())
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})
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t.Run("none is specified", func(t *testing.T) {
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language, err := gitRepo.GitAttributeFirst("8fee858da5796dfb37704761701bb8e800ad9ef3", "i-am-a-python.p", "linguist-detectable", "gitlab-language", "non-existing")
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require.NoError(t, err)
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assert.Empty(t, language.String())
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})
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}
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func TestGitAttributeStruct(t *testing.T) {
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assert.Empty(t, GitAttribute("").String())
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assert.Empty(t, GitAttribute("unspecified").String())
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assert.Equal(t, "python", GitAttribute("python").String())
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assert.Equal(t, "text?token=Error", GitAttribute("text?token=Error").String())
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assert.Equal(t, "text", GitAttribute("text?token=Error").Prefix())
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}
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func TestGitAttributeCheckerError(t *testing.T) {
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prepareRepo := func(t *testing.T) *Repository {
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t.Helper()
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path := t.TempDir()
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// we can't use unittest.CopyDir because of an import cycle (git.Init in unittest)
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require.NoError(t, os.CopyFS(path, os.DirFS(filepath.Join(testReposDir, "language_stats_repo"))))
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gitRepo, err := openRepositoryWithDefaultContext(path)
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require.NoError(t, err)
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return gitRepo
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}
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t.Run("RemoveAll/BeforeRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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require.NoError(t, os.RemoveAll(gitRepo.Path))
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ac, err := gitRepo.GitAttributeChecker("", "linguist-language")
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require.NoError(t, err)
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_, err = ac.CheckPath("i-am-a-python.p")
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require.Error(t, err)
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assert.Contains(t, err.Error(), `git check-attr (stderr: ""):`)
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})
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t.Run("RemoveAll/DuringRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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ac, err := gitRepo.GitAttributeChecker("", "linguist-language")
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require.NoError(t, err)
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// calling CheckPath before would allow git to cache part of it and successfully return later
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require.NoError(t, os.RemoveAll(gitRepo.Path))
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_, err = ac.CheckPath("i-am-a-python.p")
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if err == nil {
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t.Skip(
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"git check-attr started too fast and CheckPath was successful (and likely cached)",
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"https://codeberg.org/forgejo/forgejo/issues/2948",
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)
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}
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// Depending on the order of execution, the returned error can be:
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// - a launch error "fork/exec /usr/bin/git: no such file or directory" (when the removal happens before the Run)
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// - a git error (stderr: "fatal: Unable to read current working directory: No such file or directory"): exit status 128 (when the removal happens after the Run)
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// (pipe error "write |1: broken pipe" should be replaced by one of the Run errors above)
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assert.Contains(t, err.Error(), `git check-attr`)
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})
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t.Run("Cancelled/BeforeRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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var cancel context.CancelFunc
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gitRepo.Ctx, cancel = context.WithCancel(gitRepo.Ctx)
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cancel()
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ac, err := gitRepo.GitAttributeChecker("8fee858da5796dfb37704761701bb8e800ad9ef3", "linguist-language")
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if SupportCheckAttrOnBare {
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require.NoError(t, err)
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_, err = ac.CheckPath("i-am-a-python.p")
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require.Error(t, err)
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} else {
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require.Error(t, err)
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}
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})
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t.Run("Cancelled/DuringRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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var cancel context.CancelFunc
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gitRepo.Ctx, cancel = context.WithCancel(gitRepo.Ctx)
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ac, err := gitRepo.GitAttributeChecker("8fee858da5796dfb37704761701bb8e800ad9ef3", "linguist-language")
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require.NoError(t, err)
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attr, err := ac.CheckPath("i-am-a-python.p")
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require.NoError(t, err)
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assert.Equal(t, "Python", attr["linguist-language"].String())
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errCh := make(chan error)
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go func() {
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cancel()
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for err == nil {
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_, err = ac.CheckPath("i-am-a-python.p")
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runtime.Gosched() // the cancellation must have time to propagate
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}
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errCh <- err
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}()
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select {
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case <-time.After(time.Second):
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t.Error("CheckPath did not complete within 1s")
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case err = <-errCh:
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require.ErrorIs(t, err, context.Canceled)
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}
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})
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t.Run("Closed/BeforeRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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ac, err := gitRepo.GitAttributeChecker("8fee858da5796dfb37704761701bb8e800ad9ef3", "linguist-language")
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require.NoError(t, err)
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require.NoError(t, ac.Close())
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_, err = ac.CheckPath("i-am-a-python.p")
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require.ErrorIs(t, err, fs.ErrClosed)
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})
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t.Run("Closed/DuringRun", func(t *testing.T) {
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gitRepo := prepareRepo(t)
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defer gitRepo.Close()
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ac, err := gitRepo.GitAttributeChecker("8fee858da5796dfb37704761701bb8e800ad9ef3", "linguist-language")
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require.NoError(t, err)
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attr, err := ac.CheckPath("i-am-a-python.p")
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require.NoError(t, err)
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assert.Equal(t, "Python", attr["linguist-language"].String())
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require.NoError(t, ac.Close())
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_, err = ac.CheckPath("i-am-a-python.p")
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require.ErrorIs(t, err, fs.ErrClosed)
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})
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}
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