Mukan Erkin Törük
c32551b6f7
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445 lines
12 KiB
Go
445 lines
12 KiB
Go
package xgit_test
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import (
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"context"
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"fmt"
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"os"
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"path"
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"testing"
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"time"
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"github.com/go-git/go-git/v5"
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"github.com/go-git/go-git/v5/plumbing"
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"github.com/go-git/go-git/v5/plumbing/object"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"git.cw.tr/mukan-network/mukan-ignite/ignite/pkg/randstr"
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"git.cw.tr/mukan-network/mukan-ignite/ignite/pkg/xgit"
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)
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func TestInitAndCommit(t *testing.T) {
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tests := []struct {
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name string
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dirFunc func(*testing.T) string
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expectDotGitFolder bool
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expectedNumCommits int
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expectedFilesInCommit []string
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}{
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{
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name: "dir is not inside an existing repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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err := os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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return dir
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},
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expectDotGitFolder: true,
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expectedNumCommits: 1,
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expectedFilesInCommit: []string{"foo"},
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},
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{
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name: "dir is inside an existing repo",
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// In this repo, there's no existing commit but a standalone uncommitted
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// foo file that shouldn't be included in the xgit.InitAndCommit's commit.
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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dirInsideRepo := path.Join(dir, "bar")
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err = os.Mkdir(dirInsideRepo, 0o0755)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dirInsideRepo, "baz"), []byte("hello"), 0o755)
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require.NoError(t, err)
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return dirInsideRepo
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},
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expectDotGitFolder: false,
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expectedNumCommits: 1,
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expectedFilesInCommit: []string{"bar/baz"},
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},
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{
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name: "dir is an existing repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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// In this repo, there's one existing commit, and an uncommitted baz file
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// that must be included in the xgit.InitAndCommit's commit.
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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repo, err := git.PlainOpenWithOptions(dir, &git.PlainOpenOptions{})
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require.NoError(t, err)
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wt, err := repo.Worktree()
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require.NoError(t, err)
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_, err = wt.Add(".")
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require.NoError(t, err)
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_, err = wt.Commit("First commit", &git.CommitOptions{
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Author: &object.Signature{},
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})
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "bar"), []byte("hello"), 0o755)
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require.NoError(t, err)
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return dir
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},
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expectDotGitFolder: true,
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expectedNumCommits: 2,
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expectedFilesInCommit: []string{"bar"},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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dir := tt.dirFunc(t)
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err := xgit.InitAndCommit(dir)
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require.NoError(t, err)
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_, err = os.Stat(path.Join(dir, ".git"))
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require.Equal(t, tt.expectDotGitFolder, !os.IsNotExist(err))
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// Assert repository commits. For that we need to open the repo and
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// iterate over existing commits.
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repo, err := git.PlainOpenWithOptions(dir, &git.PlainOpenOptions{
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DetectDotGit: true,
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})
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require.NoError(t, err)
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logs, err := repo.Log(&git.LogOptions{})
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require.NoError(t, err)
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var (
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numCommits int
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lastCommit *object.Commit
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)
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err = logs.ForEach(func(c *object.Commit) error {
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if numCommits == 0 {
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lastCommit = c
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}
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numCommits++
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return nil
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})
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require.NoError(t, err)
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require.Equal(t, tt.expectedNumCommits, numCommits)
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if assert.NotNil(t, lastCommit) {
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require.Equal(t, "Initialized with Ignite CLI", lastCommit.Message)
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require.WithinDuration(t, time.Now(), lastCommit.Committer.When, 10*time.Second)
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require.Equal(t, "Developer Experience team at Ignite", lastCommit.Author.Name)
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require.Equal(t, "hello@ignite.com", lastCommit.Author.Email)
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stats, err := lastCommit.Stats()
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require.NoError(t, err)
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var files []string
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for _, s := range stats {
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files = append(files, s.Name)
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}
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require.Equal(t, tt.expectedFilesInCommit, files)
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}
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})
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}
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}
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func TestAreChangesCommitted(t *testing.T) {
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tests := []struct {
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name string
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dirFunc func(*testing.T) string
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expectedResult bool
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}{
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{
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name: "dir is not a git repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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return t.TempDir()
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},
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expectedResult: true,
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},
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{
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name: "dir is a empty git repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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return dir
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},
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expectedResult: true,
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},
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{
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name: "dir is a dirty empty git repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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return dir
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},
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expectedResult: false,
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},
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{
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name: "dir is a cleaned git repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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repo, err := git.PlainOpenWithOptions(dir, &git.PlainOpenOptions{})
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require.NoError(t, err)
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wt, err := repo.Worktree()
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require.NoError(t, err)
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_, err = wt.Add(".")
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require.NoError(t, err)
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_, err = wt.Commit("First commit", &git.CommitOptions{
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Author: &object.Signature{},
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})
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require.NoError(t, err)
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return dir
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},
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expectedResult: true,
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},
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{
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name: "dir is a dirty git repo",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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repo, err := git.PlainOpenWithOptions(dir, &git.PlainOpenOptions{})
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require.NoError(t, err)
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wt, err := repo.Worktree()
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require.NoError(t, err)
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_, err = wt.Add(".")
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require.NoError(t, err)
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_, err = wt.Commit("First commit", &git.CommitOptions{
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Author: &object.Signature{},
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})
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require.NoError(t, err)
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err = os.WriteFile(path.Join(dir, "bar"), []byte("hello"), 0o755)
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require.NoError(t, err)
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return dir
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},
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expectedResult: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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dir := tt.dirFunc(t)
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res, err := xgit.AreChangesCommitted(dir)
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require.NoError(t, err)
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assert.Equal(t, tt.expectedResult, res)
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})
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}
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}
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func TestClone(t *testing.T) {
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// Create a folder with content
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notEmptyDir := t.TempDir()
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err := os.WriteFile(path.Join(notEmptyDir, ".foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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// Create a local git repo for all the test cases
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repoDir := t.TempDir()
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repo, err := git.PlainInit(repoDir, false)
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require.NoError(t, err)
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err = os.WriteFile(path.Join(repoDir, "foo"), []byte("hello"), 0o755)
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require.NoError(t, err)
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// Add a first commit
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w, err := repo.Worktree()
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require.NoError(t, err)
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_, err = w.Add(".")
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require.NoError(t, err)
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commit1, err := w.Commit("commit1", &git.CommitOptions{
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Author: &object.Signature{
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Name: "bob",
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Email: "bob@example.com",
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When: time.Now(),
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},
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})
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// Add a branch on commit1
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require.NoError(t, err)
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err = w.Checkout(&git.CheckoutOptions{
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Branch: plumbing.NewBranchReferenceName("my-branch"),
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Create: true,
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})
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require.NoError(t, err)
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// Back to master
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err = w.Checkout(&git.CheckoutOptions{Branch: plumbing.NewBranchReferenceName("master")})
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require.NoError(t, err)
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// Add a tag on commit1
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_, err = repo.CreateTag("v1", commit1, &git.CreateTagOptions{
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Tagger: &object.Signature{Name: "me"},
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Message: "v1",
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})
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require.NoError(t, err)
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// Add a second commit
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err = os.WriteFile(path.Join(repoDir, "bar"), []byte("hello"), 0o755)
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require.NoError(t, err)
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_, err = w.Add(".")
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require.NoError(t, err)
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commit2, err := w.Commit("commit2", &git.CommitOptions{
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Author: &object.Signature{
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Name: "bob",
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Email: "bob@example.com",
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When: time.Now(),
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},
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})
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require.NoError(t, err)
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tests := []struct {
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name string
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dir string
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urlRef string
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expectedError string
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expectedRef plumbing.Hash
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}{
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{
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name: "fail: repo doesn't exist",
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dir: t.TempDir(),
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urlRef: "/tmp/not/exists",
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expectedError: "repository not found",
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},
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{
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name: "fail: target dir isn't empty",
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dir: notEmptyDir,
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urlRef: repoDir,
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expectedError: fmt.Sprintf(`clone: target directory "%s" is not empty`, notEmptyDir),
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},
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{
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name: "ok: target dir doesn't exists",
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dir: "/tmp/not/exists/" + randstr.Runes(6),
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urlRef: repoDir,
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expectedRef: commit2,
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},
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{
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name: "ok: no ref",
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dir: t.TempDir(),
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urlRef: repoDir,
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expectedRef: commit2,
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},
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{
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name: "ok: empty ref",
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dir: t.TempDir(),
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urlRef: repoDir + "@",
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expectedRef: commit2,
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},
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{
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name: "ok: with tag ref",
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dir: t.TempDir(),
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urlRef: repoDir + "@v1",
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expectedRef: commit1,
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},
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{
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name: "ok: with branch ref",
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dir: t.TempDir(),
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urlRef: repoDir + "@my-branch",
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expectedRef: commit1,
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},
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{
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name: "ok: with commit1 hash ref",
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dir: t.TempDir(),
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urlRef: repoDir + "@" + commit1.String(),
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expectedRef: commit1,
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},
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{
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name: "ok: with commit2 hash ref",
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dir: t.TempDir(),
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urlRef: repoDir + "@" + commit2.String(),
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expectedRef: commit2,
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},
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{
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name: "fail: ref not found",
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dir: t.TempDir(),
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urlRef: repoDir + "@what",
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expectedError: "reference not found",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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var (
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files, _ = os.ReadDir(tt.dir)
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dirWasEmpty = len(files) == 0
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)
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err := xgit.Clone(context.Background(), tt.urlRef, tt.dir)
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if tt.expectedError != "" {
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require.EqualError(t, err, tt.expectedError)
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if dirWasEmpty {
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// If it was empty, ensure target dir is still clean
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files, _ := os.ReadDir(tt.dir)
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require.Empty(t, files, "target dir should be empty in case of error")
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}
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return
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}
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require.NoError(t, err)
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_, err = os.Stat(tt.dir)
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require.False(t, os.IsNotExist(err), "dir %s should exist", tt.dir)
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repo, err := git.PlainOpen(tt.dir)
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require.NoError(t, err)
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h, err := repo.Head()
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require.NoError(t, err)
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require.Equal(t, tt.expectedRef, h.Hash())
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})
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}
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}
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func TestIsRepository(t *testing.T) {
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tests := []struct {
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name string
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dirFunc func(*testing.T) string
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shouldFail bool
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expected bool
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}{
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{
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name: "path is a repository",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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_, err := git.PlainInit(dir, false)
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require.NoError(t, err)
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return dir
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},
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expected: true,
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},
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{
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name: "path is not a repository",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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return t.TempDir()
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},
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expected: false,
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},
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{
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name: "repository error",
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dirFunc: func(t *testing.T) string {
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t.Helper()
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dir := t.TempDir()
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err := os.Chmod(dir, 0)
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require.NoError(t, err)
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return dir
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},
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shouldFail: true,
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expected: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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// Act
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exists, err := xgit.IsRepository(tt.dirFunc(t))
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// Assert
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require.Equal(t, tt.expected, exists)
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if tt.shouldFail {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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})
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}
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}
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