forked from go-git/go-git
/
worktree_test.go
2206 lines (1766 loc) · 53.4 KB
/
worktree_test.go
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package git
import (
"bytes"
"context"
"errors"
"io"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"runtime"
"testing"
"time"
"github.com/go-git/go-git-fixtures/v4"
"github.com/go-git/go-git/v5/config"
"github.com/go-git/go-git/v5/plumbing"
"github.com/go-git/go-git/v5/plumbing/filemode"
"github.com/go-git/go-git/v5/plumbing/format/gitignore"
"github.com/go-git/go-git/v5/plumbing/format/index"
"github.com/go-git/go-git/v5/plumbing/object"
"github.com/go-git/go-git/v5/storage/memory"
"github.com/go-git/go-billy/v5/memfs"
"github.com/go-git/go-billy/v5/osfs"
"github.com/go-git/go-billy/v5/util"
"golang.org/x/text/unicode/norm"
. "gopkg.in/check.v1"
)
type WorktreeSuite struct {
BaseSuite
}
var _ = Suite(&WorktreeSuite{})
func (s *WorktreeSuite) SetUpTest(c *C) {
f := fixtures.Basic().One()
s.Repository = s.NewRepositoryWithEmptyWorktree(f)
}
func (s *WorktreeSuite) TestPullCheckout(c *C) {
fs := memfs.New()
r, _ := Init(memory.NewStorage(), fs)
r.CreateRemote(&config.RemoteConfig{
Name: DefaultRemoteName,
URLs: []string{s.GetBasicLocalRepositoryURL()},
})
w, err := r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, IsNil)
fi, err := fs.ReadDir("")
c.Assert(err, IsNil)
c.Assert(fi, HasLen, 8)
}
func (s *WorktreeSuite) TestPullFastForward(c *C) {
url := c.MkDir()
path := fixtures.Basic().ByTag("worktree").One().Worktree().Root()
server, err := PlainClone(url, false, &CloneOptions{
URL: path,
})
c.Assert(err, IsNil)
r, err := PlainClone(c.MkDir(), false, &CloneOptions{
URL: url,
})
c.Assert(err, IsNil)
w, err := server.Worktree()
c.Assert(err, IsNil)
err = ioutil.WriteFile(filepath.Join(path, "foo"), []byte("foo"), 0755)
c.Assert(err, IsNil)
hash, err := w.Commit("foo", &CommitOptions{Author: defaultSignature()})
c.Assert(err, IsNil)
w, err = r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, IsNil)
head, err := r.Head()
c.Assert(err, IsNil)
c.Assert(head.Hash(), Equals, hash)
}
func (s *WorktreeSuite) TestPullNonFastForward(c *C) {
url := c.MkDir()
path := fixtures.Basic().ByTag("worktree").One().Worktree().Root()
server, err := PlainClone(url, false, &CloneOptions{
URL: path,
})
c.Assert(err, IsNil)
r, err := PlainClone(c.MkDir(), false, &CloneOptions{
URL: url,
})
c.Assert(err, IsNil)
w, err := server.Worktree()
c.Assert(err, IsNil)
err = ioutil.WriteFile(filepath.Join(path, "foo"), []byte("foo"), 0755)
c.Assert(err, IsNil)
_, err = w.Commit("foo", &CommitOptions{Author: defaultSignature()})
c.Assert(err, IsNil)
w, err = r.Worktree()
c.Assert(err, IsNil)
err = ioutil.WriteFile(filepath.Join(path, "bar"), []byte("bar"), 0755)
c.Assert(err, IsNil)
_, err = w.Commit("bar", &CommitOptions{Author: defaultSignature()})
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, Equals, ErrNonFastForwardUpdate)
}
func (s *WorktreeSuite) TestPullUpdateReferencesIfNeeded(c *C) {
r, _ := Init(memory.NewStorage(), memfs.New())
r.CreateRemote(&config.RemoteConfig{
Name: DefaultRemoteName,
URLs: []string{s.GetBasicLocalRepositoryURL()},
})
err := r.Fetch(&FetchOptions{})
c.Assert(err, IsNil)
_, err = r.Reference("refs/heads/master", false)
c.Assert(err, NotNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, IsNil)
head, err := r.Reference(plumbing.HEAD, true)
c.Assert(err, IsNil)
c.Assert(head.Hash().String(), Equals, "6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
branch, err := r.Reference("refs/heads/master", false)
c.Assert(err, IsNil)
c.Assert(branch.Hash().String(), Equals, "6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
err = w.Pull(&PullOptions{})
c.Assert(err, Equals, NoErrAlreadyUpToDate)
}
func (s *WorktreeSuite) TestPullInSingleBranch(c *C) {
r, _ := Init(memory.NewStorage(), memfs.New())
err := r.clone(context.Background(), &CloneOptions{
URL: s.GetBasicLocalRepositoryURL(),
SingleBranch: true,
})
c.Assert(err, IsNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, Equals, NoErrAlreadyUpToDate)
branch, err := r.Reference("refs/heads/master", false)
c.Assert(err, IsNil)
c.Assert(branch.Hash().String(), Equals, "6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
branch, err = r.Reference("refs/remotes/foo/branch", false)
c.Assert(err, NotNil)
storage := r.Storer.(*memory.Storage)
c.Assert(storage.Objects, HasLen, 28)
}
func (s *WorktreeSuite) TestPullProgress(c *C) {
r, _ := Init(memory.NewStorage(), memfs.New())
r.CreateRemote(&config.RemoteConfig{
Name: DefaultRemoteName,
URLs: []string{s.GetBasicLocalRepositoryURL()},
})
w, err := r.Worktree()
c.Assert(err, IsNil)
buf := bytes.NewBuffer(nil)
err = w.Pull(&PullOptions{
Progress: buf,
})
c.Assert(err, IsNil)
c.Assert(buf.Len(), Not(Equals), 0)
}
func (s *WorktreeSuite) TestPullProgressWithRecursion(c *C) {
if testing.Short() {
c.Skip("skipping test in short mode.")
}
path := fixtures.ByTag("submodule").One().Worktree().Root()
dir, err := ioutil.TempDir("", "plain-clone-submodule")
c.Assert(err, IsNil)
defer os.RemoveAll(dir)
r, _ := PlainInit(dir, false)
r.CreateRemote(&config.RemoteConfig{
Name: DefaultRemoteName,
URLs: []string{path},
})
w, err := r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{
RecurseSubmodules: DefaultSubmoduleRecursionDepth,
})
c.Assert(err, IsNil)
cfg, err := r.Config()
c.Assert(err, IsNil)
c.Assert(cfg.Submodules, HasLen, 2)
}
func (s *RepositorySuite) TestPullAdd(c *C) {
path := fixtures.Basic().ByTag("worktree").One().Worktree().Root()
r, err := Clone(memory.NewStorage(), memfs.New(), &CloneOptions{
URL: filepath.Join(path, ".git"),
})
c.Assert(err, IsNil)
storage := r.Storer.(*memory.Storage)
c.Assert(storage.Objects, HasLen, 28)
branch, err := r.Reference("refs/heads/master", false)
c.Assert(err, IsNil)
c.Assert(branch.Hash().String(), Equals, "6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
ExecuteOnPath(c, path,
"touch foo",
"git add foo",
"git commit -m foo foo",
)
w, err := r.Worktree()
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{RemoteName: "origin"})
c.Assert(err, IsNil)
// the commit command has introduced a new commit, tree and blob
c.Assert(storage.Objects, HasLen, 31)
branch, err = r.Reference("refs/heads/master", false)
c.Assert(err, IsNil)
c.Assert(branch.Hash().String(), Not(Equals), "6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
}
func (s *WorktreeSuite) TestPullAlreadyUptodate(c *C) {
path := fixtures.Basic().ByTag("worktree").One().Worktree().Root()
r, err := Clone(memory.NewStorage(), memfs.New(), &CloneOptions{
URL: filepath.Join(path, ".git"),
})
c.Assert(err, IsNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
err = ioutil.WriteFile(filepath.Join(path, "bar"), []byte("bar"), 0755)
c.Assert(err, IsNil)
_, err = w.Commit("bar", &CommitOptions{Author: defaultSignature()})
c.Assert(err, IsNil)
err = w.Pull(&PullOptions{})
c.Assert(err, Equals, NoErrAlreadyUpToDate)
}
func (s *WorktreeSuite) TestCheckout(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
err := w.Checkout(&CheckoutOptions{
Force: true,
})
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) TestCheckoutForce(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
w.Filesystem = memfs.New()
err = w.Checkout(&CheckoutOptions{
Force: true,
})
c.Assert(err, IsNil)
entries, err := w.Filesystem.ReadDir("/")
c.Assert(err, IsNil)
c.Assert(entries, HasLen, 8)
}
func (s *WorktreeSuite) TestCheckoutKeep(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Force: true,
})
c.Assert(err, IsNil)
// Create a new branch and create a new file.
err = w.Checkout(&CheckoutOptions{
Branch: plumbing.NewBranchReferenceName("new-branch"),
Create: true,
})
c.Assert(err, IsNil)
w.Filesystem = memfs.New()
f, err := w.Filesystem.Create("new-file.txt")
c.Assert(err, IsNil)
_, err = f.Write([]byte("DUMMY"))
c.Assert(err, IsNil)
c.Assert(f.Close(), IsNil)
// Add the file to staging.
_, err = w.Add("new-file.txt")
c.Assert(err, IsNil)
// Switch branch to master, and verify that the new file was kept in staging.
err = w.Checkout(&CheckoutOptions{
Keep: true,
})
c.Assert(err, IsNil)
fi, err := w.Filesystem.Stat("new-file.txt")
c.Assert(err, IsNil)
c.Assert(fi.Size(), Equals, int64(5))
}
func (s *WorktreeSuite) TestCheckoutSymlink(c *C) {
if runtime.GOOS == "windows" {
c.Skip("git doesn't support symlinks by default in windows")
}
dir, err := ioutil.TempDir("", "checkout")
c.Assert(err, IsNil)
defer os.RemoveAll(dir)
r, err := PlainInit(dir, false)
c.Assert(err, IsNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
w.Filesystem.Symlink("not-exists", "bar")
w.Add("bar")
w.Commit("foo", &CommitOptions{Author: defaultSignature()})
r.Storer.SetIndex(&index.Index{Version: 2})
w.Filesystem = osfs.New(filepath.Join(dir, "worktree-empty"))
err = w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
target, err := w.Filesystem.Readlink("bar")
c.Assert(target, Equals, "not-exists")
c.Assert(err, IsNil)
}
func (s *WorktreeSuite) TestFilenameNormalization(c *C) {
if runtime.GOOS == "windows" {
c.Skip("windows paths may contain non utf-8 sequences")
}
url := c.MkDir()
path := fixtures.Basic().ByTag("worktree").One().Worktree().Root()
server, err := PlainClone(url, false, &CloneOptions{
URL: path,
})
c.Assert(err, IsNil)
filename := "페"
w, err := server.Worktree()
c.Assert(err, IsNil)
writeFile := func(path string) {
err := util.WriteFile(w.Filesystem, path, []byte("foo"), 0755)
c.Assert(err, IsNil)
}
writeFile(filename)
origHash, err := w.Add(filename)
c.Assert(err, IsNil)
_, err = w.Commit("foo", &CommitOptions{Author: defaultSignature()})
c.Assert(err, IsNil)
r, err := Clone(memory.NewStorage(), memfs.New(), &CloneOptions{
URL: url,
})
c.Assert(err, IsNil)
w, err = r.Worktree()
c.Assert(err, IsNil)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
err = w.Filesystem.Remove(filename)
c.Assert(err, IsNil)
modFilename := norm.NFKD.String(filename)
writeFile(modFilename)
_, err = w.Add(filename)
c.Assert(err, IsNil)
modHash, err := w.Add(modFilename)
c.Assert(err, IsNil)
// At this point we've got two files with the same content.
// Hence their hashes must be the same.
c.Assert(origHash == modHash, Equals, true)
status, err = w.Status()
c.Assert(err, IsNil)
// However, their names are different and the work tree is still dirty.
c.Assert(status.IsClean(), Equals, false)
// Revert back the deletion of the first file.
writeFile(filename)
_, err = w.Add(filename)
c.Assert(err, IsNil)
status, err = w.Status()
c.Assert(err, IsNil)
// Still dirty - the second file is added.
c.Assert(status.IsClean(), Equals, false)
_, err = w.Remove(modFilename)
c.Assert(err, IsNil)
status, err = w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestCheckoutSubmodule(c *C) {
url := "https://github.com/git-fixtures/submodule.git"
r := s.NewRepositoryWithEmptyWorktree(fixtures.ByURL(url).One())
w, err := r.Worktree()
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"
r := s.NewRepository(fixtures.ByURL(url).One())
w, err := r.Worktree()
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) TestCheckoutRelativePathSubmoduleInitialized(c *C) {
url := "https://github.com/git-fixtures/submodule.git"
r := s.NewRepository(fixtures.ByURL(url).One())
// modify the .gitmodules from original one
file, err := r.wt.OpenFile(".gitmodules", os.O_WRONLY|os.O_TRUNC, 0666)
c.Assert(err, IsNil)
n, err := io.WriteString(file, `[submodule "basic"]
path = basic
url = ../basic.git
[submodule "itself"]
path = itself
url = ../submodule.git`)
c.Assert(err, IsNil)
c.Assert(n, Not(Equals), 0)
w, err := r.Worktree()
c.Assert(err, IsNil)
w.Add(".gitmodules")
w.Commit("test", &CommitOptions{})
// test submodule path
modules, err := w.readGitmodulesFile()
c.Assert(modules.Submodules["basic"].URL, Equals, "../basic.git")
c.Assert(modules.Submodules["itself"].URL, Equals, "../submodule.git")
basicSubmodule, err := w.Submodule("basic")
c.Assert(err, IsNil)
basicRepo, err := basicSubmodule.Repository()
c.Assert(err, IsNil)
basicRemotes, err := basicRepo.Remotes()
c.Assert(err, IsNil)
c.Assert(basicRemotes[0].Config().URLs[0], Equals, "https://github.com/git-fixtures/basic.git")
itselfSubmodule, err := w.Submodule("itself")
c.Assert(err, IsNil)
itselfRepo, err := itselfSubmodule.Repository()
c.Assert(err, IsNil)
itselfRemotes, err := itselfRepo.Remotes()
c.Assert(err, IsNil)
c.Assert(itselfRemotes[0].Config().URLs[0], Equals, "https://github.com/git-fixtures/submodule.git")
sub, err := w.Submodules()
c.Assert(err, IsNil)
err = sub.Update(&SubmoduleUpdateOptions{Init: true, RecurseSubmodules: DefaultSubmoduleRecursionDepth})
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,
Filesystem: 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")
c.Assert(err, IsNil)
defer os.RemoveAll(dir)
fs := osfs.New(filepath.Join(dir, "worktree"))
w := &Worktree{
r: s.Repository,
Filesystem: 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)
if runtime.GOOS != "windows" {
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) TestCheckoutBranch(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Branch: "refs/heads/branch",
})
c.Assert(err, IsNil)
head, err := w.r.Head()
c.Assert(err, IsNil)
c.Assert(head.Name().String(), Equals, "refs/heads/branch")
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestCheckoutCreateWithHash(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Create: true,
Branch: "refs/heads/foo",
Hash: plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"),
})
c.Assert(err, IsNil)
head, err := w.r.Head()
c.Assert(err, IsNil)
c.Assert(head.Name().String(), Equals, "refs/heads/foo")
c.Assert(head.Hash(), Equals, plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"))
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestCheckoutCreate(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Create: true,
Branch: "refs/heads/foo",
})
c.Assert(err, IsNil)
head, err := w.r.Head()
c.Assert(err, IsNil)
c.Assert(head.Name().String(), Equals, "refs/heads/foo")
c.Assert(head.Hash(), Equals, plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5"))
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestCheckoutBranchAndHash(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Branch: "refs/heads/foo",
Hash: plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"),
})
c.Assert(err, Equals, ErrBranchHashExclusive)
}
func (s *WorktreeSuite) TestCheckoutCreateMissingBranch(c *C) {
w := &Worktree{
r: s.Repository,
Filesystem: memfs.New(),
}
err := w.Checkout(&CheckoutOptions{
Create: true,
})
c.Assert(err, Equals, ErrCreateRequiresBranch)
}
func (s *WorktreeSuite) TestCheckoutTag(c *C) {
f := fixtures.ByTag("tags").One()
r := s.NewRepositoryWithEmptyWorktree(f)
w, err := r.Worktree()
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) {
if testing.Short() {
c.Skip("skipping test in short mode.")
}
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()
r := s.NewRepositoryWithEmptyWorktree(f)
w, err := r.Worktree()
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,
Filesystem: fs,
}
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, false)
c.Assert(status, HasLen, 9)
}
func (s *WorktreeSuite) TestStatusEmpty(c *C) {
fs := memfs.New()
storage := memory.NewStorage()
r, err := Init(storage, fs)
c.Assert(err, IsNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
c.Assert(status, NotNil)
}
func (s *WorktreeSuite) TestStatusEmptyDirty(c *C) {
fs := memfs.New()
err := util.WriteFile(fs, "foo", []byte("foo"), 0755)
c.Assert(err, IsNil)
storage := memory.NewStorage()
r, err := Init(storage, fs)
c.Assert(err, IsNil)
w, err := r.Worktree()
c.Assert(err, IsNil)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, false)
c.Assert(status, HasLen, 1)
}
func (s *WorktreeSuite) TestReset(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: 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{Mode: MergeReset, Commit: commit})
c.Assert(err, IsNil)
branch, err = w.r.Reference(plumbing.Master, false)
c.Assert(err, IsNil)
c.Assert(branch.Hash(), Equals, commit)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestResetWithUntracked(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9")
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
err = util.WriteFile(fs, "foo", nil, 0755)
c.Assert(err, IsNil)
err = w.Reset(&ResetOptions{Mode: MergeReset, Commit: commit})
c.Assert(err, IsNil)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, true)
}
func (s *WorktreeSuite) TestResetSoft(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9")
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
err = w.Reset(&ResetOptions{Mode: SoftReset, Commit: commit})
c.Assert(err, IsNil)
branch, err := w.r.Reference(plumbing.Master, false)
c.Assert(err, IsNil)
c.Assert(branch.Hash(), Equals, commit)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, false)
c.Assert(status.File("CHANGELOG").Staging, Equals, Added)
}
func (s *WorktreeSuite) TestResetMixed(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9")
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
err = w.Reset(&ResetOptions{Mode: MixedReset, Commit: commit})
c.Assert(err, IsNil)
branch, err := w.r.Reference(plumbing.Master, false)
c.Assert(err, IsNil)
c.Assert(branch.Hash(), Equals, commit)
status, err := w.Status()
c.Assert(err, IsNil)
c.Assert(status.IsClean(), Equals, false)
c.Assert(status.File("CHANGELOG").Staging, Equals, Untracked)
}
func (s *WorktreeSuite) TestResetMerge(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
commitA := plumbing.NewHash("918c48b83bd081e863dbe1b80f8998f058cd8294")
commitB := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9")
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
err = w.Reset(&ResetOptions{Mode: MergeReset, Commit: commitA})
c.Assert(err, IsNil)
branch, err := w.r.Reference(plumbing.Master, false)
c.Assert(err, IsNil)
c.Assert(branch.Hash(), Equals, commitA)
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: commitB})
c.Assert(err, Equals, ErrUnstagedChanges)
branch, err = w.r.Reference(plumbing.Master, false)
c.Assert(err, IsNil)
c.Assert(branch.Hash(), Equals, commitA)
}
func (s *WorktreeSuite) TestResetHard(c *C) {
fs := memfs.New()
w := &Worktree{
r: s.Repository,
Filesystem: fs,
}
commit := plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9")
err := w.Checkout(&CheckoutOptions{})
c.Assert(err, IsNil)
f, err := fs.Create(".gitignore")