package controllers import ( "io/ioutil" "os" "path/filepath" "testing" "time" "github.com/go-git/go-billy/v5/memfs" "github.com/go-git/go-git/v5" "github.com/go-git/go-git/v5/plumbing/object" "github.com/go-git/go-git/v5/storage/memory" ) func populateRepoFromFixture(repo *git.Repository, fixture string) error { working, err := repo.Worktree() if err != nil { return err } fs := working.Filesystem if err = filepath.Walk(fixture, func(path string, info os.FileInfo, err error) error { if err != nil { return err } if info.IsDir() { return fs.MkdirAll(fs.Join(path[len(fixture):]), info.Mode()) } // copy symlinks as-is, so I can test what happens with broken symlinks if info.Mode()&os.ModeSymlink > 0 { target, err := os.Readlink(path) if err != nil { return err } return fs.Symlink(target, path[len(fixture):]) } fileBytes, err := ioutil.ReadFile(path) if err != nil { return err } ff, err := fs.Create(path[len(fixture):]) if err != nil { return err } defer ff.Close() _, err = ff.Write(fileBytes) return err }); err != nil { return err } _, err = working.Add(".") if err != nil { return err } if _, err = working.Commit("Initial revision from "+fixture, &git.CommitOptions{ Author: &object.Signature{ Name: "Testbot", Email: "test@example.com", When: time.Now(), }, }); err != nil { return err } return nil } func TestRepoForFixture(t *testing.T) { repo, err := git.Init(memory.NewStorage(), memfs.New()) if err != nil { t.Fatal(err) } err = populateRepoFromFixture(repo, "testdata/pathconfig") if err != nil { t.Error(err) } } func TestIgnoreBrokenSymlink(t *testing.T) { // init a git repo in the filesystem so we can operate on files there tmp, err := ioutil.TempDir("", "flux-test") if err != nil { t.Fatal(err) } defer os.RemoveAll(tmp) repo, err := git.PlainInit(tmp, false) if err != nil { t.Fatal(err) } err = populateRepoFromFixture(repo, "testdata/brokenlink") if err != nil { t.Fatal(err) } _, err = commitChangedManifests(repo, tmp, nil, nil, "unused") if err != errNoChanges { t.Fatalf("expected no changes but got: %v", err) } }