package git import ( "io/ioutil" "os" "path/filepath" "gopkg.in/src-d/go-git.v4/plumbing" "gopkg.in/src-d/go-git.v4/plumbing/filemode" "gopkg.in/src-d/go-git.v4/plumbing/format/index" "gopkg.in/src-d/go-git.v4/plumbing/object" "github.com/src-d/go-git-fixtures" . "gopkg.in/check.v1" "gopkg.in/src-d/go-billy.v2/memfs" "gopkg.in/src-d/go-billy.v2/osfs" ) type WorktreeSuite struct { BaseSuite } var _ = Suite(&WorktreeSuite{}) func (s *WorktreeSuite) SetUpTest(c *C) { s.buildBasicRepository(c) // the index is removed if not the Repository will be not clean c.Assert(s.Repository.Storer.SetIndex(&index.Index{Version: 2}), IsNil) } func (s *WorktreeSuite) TestCheckout(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) entries, err := fs.ReadDir("/") c.Assert(err, IsNil) c.Assert(entries, HasLen, 8) ch, err := fs.Open("CHANGELOG") c.Assert(err, IsNil) content, err := ioutil.ReadAll(ch) c.Assert(err, IsNil) c.Assert(string(content), Equals, "Initial changelog\n") idx, err := s.Repository.Storer.Index() c.Assert(err, IsNil) c.Assert(idx.Entries, HasLen, 9) } func (s *WorktreeSuite) TestCheckoutSubmodule(c *C) { url := "https://github.com/git-fixtures/submodule.git" w := &Worktree{ r: s.NewRepository(fixtures.ByURL(url).One()), fs: memfs.New(), } // we delete the index, since the fixture comes with a real index err := w.r.Storer.SetIndex(&index.Index{Version: 2}) c.Assert(err, IsNil) err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) } func (s *WorktreeSuite) TestCheckoutSubmoduleInitialized(c *C) { url := "https://github.com/git-fixtures/submodule.git" w := &Worktree{ r: s.NewRepository(fixtures.ByURL(url).One()), fs: memfs.New(), } err := w.r.Storer.SetIndex(&index.Index{Version: 2}) c.Assert(err, IsNil) err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) sub, err := w.Submodules() c.Assert(err, IsNil) err = sub.Update(&SubmoduleUpdateOptions{Init: true}) c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) } func (s *WorktreeSuite) TestCheckoutIndexMem(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) idx, err := s.Repository.Storer.Index() c.Assert(err, IsNil) c.Assert(idx.Entries, HasLen, 9) c.Assert(idx.Entries[0].Hash.String(), Equals, "32858aad3c383ed1ff0a0f9bdf231d54a00c9e88") c.Assert(idx.Entries[0].Name, Equals, ".gitignore") c.Assert(idx.Entries[0].Mode, Equals, filemode.Regular) c.Assert(idx.Entries[0].ModifiedAt.IsZero(), Equals, false) c.Assert(idx.Entries[0].Size, Equals, uint32(189)) // ctime, dev, inode, uid and gid are not supported on memfs fs c.Assert(idx.Entries[0].CreatedAt.IsZero(), Equals, true) c.Assert(idx.Entries[0].Dev, Equals, uint32(0)) c.Assert(idx.Entries[0].Inode, Equals, uint32(0)) c.Assert(idx.Entries[0].UID, Equals, uint32(0)) c.Assert(idx.Entries[0].GID, Equals, uint32(0)) } func (s *WorktreeSuite) TestCheckoutIndexOS(c *C) { dir, err := ioutil.TempDir("", "checkout") defer os.RemoveAll(dir) fs := osfs.New(filepath.Join(dir, "worktree")) w := &Worktree{ r: s.Repository, fs: fs, } err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) idx, err := s.Repository.Storer.Index() c.Assert(err, IsNil) c.Assert(idx.Entries, HasLen, 9) c.Assert(idx.Entries[0].Hash.String(), Equals, "32858aad3c383ed1ff0a0f9bdf231d54a00c9e88") c.Assert(idx.Entries[0].Name, Equals, ".gitignore") c.Assert(idx.Entries[0].Mode, Equals, filemode.Regular) c.Assert(idx.Entries[0].ModifiedAt.IsZero(), Equals, false) c.Assert(idx.Entries[0].Size, Equals, uint32(189)) c.Assert(idx.Entries[0].CreatedAt.IsZero(), Equals, false) c.Assert(idx.Entries[0].Dev, Not(Equals), uint32(0)) c.Assert(idx.Entries[0].Inode, Not(Equals), uint32(0)) c.Assert(idx.Entries[0].UID, Not(Equals), uint32(0)) c.Assert(idx.Entries[0].GID, Not(Equals), uint32(0)) } func (s *WorktreeSuite) TestCheckoutChange(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) head, err := w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "refs/heads/master") status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) _, err = fs.Stat("README") c.Assert(err, Equals, os.ErrNotExist) _, err = fs.Stat("vendor") c.Assert(err, Equals, nil) err = w.Checkout(&CheckoutOptions{ Branch: "refs/heads/branch", }) c.Assert(err, IsNil) status, err = w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) _, err = fs.Stat("README") c.Assert(err, Equals, nil) _, err = fs.Stat("vendor") c.Assert(err, Equals, os.ErrNotExist) head, err = w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "refs/heads/branch") } func (s *WorktreeSuite) TestCheckoutTag(c *C) { f := fixtures.ByTag("tags").One() fs := memfs.New() w := &Worktree{ r: s.NewRepository(f), fs: fs, } // we delete the index, since the fixture comes with a real index err := w.r.Storer.SetIndex(&index.Index{Version: 2}) c.Assert(err, IsNil) err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) head, err := w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "refs/heads/master") status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) err = w.Checkout(&CheckoutOptions{Branch: "refs/tags/lightweight-tag"}) c.Assert(err, IsNil) head, err = w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "HEAD") c.Assert(head.Hash().String(), Equals, "f7b877701fbf855b44c0a9e86f3fdce2c298b07f") err = w.Checkout(&CheckoutOptions{Branch: "refs/tags/commit-tag"}) c.Assert(err, IsNil) head, err = w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "HEAD") c.Assert(head.Hash().String(), Equals, "f7b877701fbf855b44c0a9e86f3fdce2c298b07f") err = w.Checkout(&CheckoutOptions{Branch: "refs/tags/tree-tag"}) c.Assert(err, NotNil) head, err = w.r.Head() c.Assert(err, IsNil) c.Assert(head.Name().String(), Equals, "HEAD") } func (s *WorktreeSuite) TestCheckoutBisect(c *C) { s.testCheckoutBisect(c, "https://github.com/src-d/go-git.git") } func (s *WorktreeSuite) TestCheckoutBisectSubmodules(c *C) { s.testCheckoutBisect(c, "https://github.com/git-fixtures/submodule.git") } // TestCheckoutBisect simulates a git bisect going through the git history and // checking every commit over the previous commit func (s *WorktreeSuite) testCheckoutBisect(c *C, url string) { f := fixtures.ByURL(url).One() w := &Worktree{ r: s.NewRepository(f), fs: memfs.New(), } // we delete the index, since the fixture comes with a real index err := w.r.Storer.SetIndex(&index.Index{Version: 2}) c.Assert(err, IsNil) iter, err := w.r.Log(&LogOptions{}) c.Assert(err, IsNil) iter.ForEach(func(commit *object.Commit) error { err := w.Checkout(&CheckoutOptions{Hash: commit.Hash}) c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) return nil }) } func (s *WorktreeSuite) TestStatus(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, false) c.Assert(status, HasLen, 9) } func (s *WorktreeSuite) TestReset(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9") err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) branch, err := w.r.Reference(plumbing.Master, false) c.Assert(err, IsNil) c.Assert(branch.Hash(), Not(Equals), commit) err = w.Reset(&ResetOptions{Commit: commit}) c.Assert(err, IsNil) branch, err = w.r.Reference(plumbing.Master, false) c.Assert(err, IsNil) c.Assert(branch.Hash(), Equals, commit) } func (s *WorktreeSuite) TestResetMerge(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9") err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) f, err := fs.Create(".gitignore") c.Assert(err, IsNil) _, err = f.Write([]byte("foo")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) err = w.Reset(&ResetOptions{Mode: MergeReset, Commit: commit}) c.Assert(err, Equals, ErrUnstaggedChanges) branch, err := w.r.Reference(plumbing.Master, false) c.Assert(err, IsNil) c.Assert(branch.Hash(), Not(Equals), commit) } func (s *WorktreeSuite) TestResetHard(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9") err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) f, err := fs.Create(".gitignore") c.Assert(err, IsNil) _, err = f.Write([]byte("foo")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) err = w.Reset(&ResetOptions{Mode: HardReset, Commit: commit}) c.Assert(err, IsNil) branch, err := w.r.Reference(plumbing.Master, false) c.Assert(err, IsNil) c.Assert(branch.Hash(), Equals, commit) } func (s *WorktreeSuite) TestStatusAfterCheckout(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } err := w.Checkout(&CheckoutOptions{Force: true}) c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, true) } func (s *WorktreeSuite) TestStatusModified(c *C) { dir, err := ioutil.TempDir("", "status") defer os.RemoveAll(dir) fs := osfs.New(filepath.Join(dir, "worktree")) w := &Worktree{ r: s.Repository, fs: fs, } err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) f, err := fs.Create(".gitignore") c.Assert(err, IsNil) _, err = f.Write([]byte("foo")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, false) c.Assert(status.File(".gitignore").Worktree, Equals, Modified) } func (s *WorktreeSuite) TestStatusUntracked(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, fs: fs, } err := w.Checkout(&CheckoutOptions{Force: true}) c.Assert(err, IsNil) f, err := w.fs.Create("foo") c.Assert(err, IsNil) c.Assert(f.Close(), IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.File("foo").Staging, Equals, Untracked) c.Assert(status.File("foo").Worktree, Equals, Untracked) } func (s *WorktreeSuite) TestStatusDeleted(c *C) { dir, err := ioutil.TempDir("", "status") defer os.RemoveAll(dir) fs := osfs.New(filepath.Join(dir, "worktree")) w := &Worktree{ r: s.Repository, fs: fs, } err = w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) err = fs.Remove(".gitignore") c.Assert(err, IsNil) status, err := w.Status() c.Assert(err, IsNil) c.Assert(status.IsClean(), Equals, false) c.Assert(status.File(".gitignore").Worktree, Equals, Deleted) } func (s *WorktreeSuite) TestSubmodule(c *C) { path := fixtures.ByTag("submodule").One().Worktree().Base() r, err := PlainOpen(path) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) m, err := w.Submodule("basic") c.Assert(err, IsNil) c.Assert(m.Config().Name, Equals, "basic") } func (s *WorktreeSuite) TestSubmodules(c *C) { path := fixtures.ByTag("submodule").One().Worktree().Base() r, err := PlainOpen(path) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) l, err := w.Submodules() c.Assert(err, IsNil) c.Assert(l, HasLen, 2) }