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package
git
import
(
"bytes"
"context"
"fmt"
"io"
"log"
"os"
"os/exec"
"path/filepath"
"runtime"
"slices"
"sort"
"testing"
"time"
"github.com/go-git/go-billy/v6/memfs"
"github.com/go-git/go-billy/v6/util"
fixtures
"github.com/go-git/go-git-fixtures/v6"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
_
"unsafe"
"github.com/go-git/go-git/v6/config"
"github.com/go-git/go-git/v6/plumbing"
"github.com/go-git/go-git/v6/plumbing/cache"
"github.com/go-git/go-git/v6/plumbing/filemode"
formatcfg
"github.com/go-git/go-git/v6/plumbing/format/config"
"github.com/go-git/go-git/v6/plumbing/format/index"
"github.com/go-git/go-git/v6/plumbing/object"
"github.com/go-git/go-git/v6/plumbing/storer"
"github.com/go-git/go-git/v6/plumbing/transport"
"github.com/go-git/go-git/v6/storage/filesystem"
"github.com/go-git/go-git/v6/storage/memory"
"github.com/go-git/go-git/v6/x/plugin"
)
// This tests that buildTreeHelper correctly
// handles file entries with zero hashes. This was a bug where files with
// zero hashes would incorrectly trigger recursive tree building, causing
// a nil pointer dereference panic.
func
TestBuildTreeHelper_1773
(
t
*
testing.
T
) {
t
.
Parallel
()
fs
:=
memfs
.
New
()
storage
:=
memory
.
NewStorage
()
h
:=
&
buildTreeHelper
{
fs
:
fs
,
s
:
storage
,
}
// Create an index with a file that has a zero hash.
idx
:=
&
index.
Index
{
Entries
: []
*
index.
Entry
{
{
Name
:
"file.txt"
,
Mode
:
filemode
.
Regular
,
Hash
:
plumbing
.
ZeroHash
,
},
},
}
_
,
err
:=
h
.
BuildTree
(
idx
,
&
CommitOptions
{})
require
.
NoError
(
t
,
err
)
}
func
(
s
*
WorktreeSuite
)
TestCommitEmptyOptions
() {
fs
:=
memfs
.
New
()
r
,
err
:=
Init
(
memory
.
NewStorage
(),
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"foo"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
s
.
False
(
hash
.
IsZero
())
commit
,
err
:=
r
.
CommitObject
(
hash
)
s
.
Require
().
NoError
(
err
)
s
.
NotEqual
(
""
,
commit
.
Author
.
Name
)
}
func
(
s
*
WorktreeSuite
)
TestCommitInitial
() {
expected
:=
plumbing
.
NewHash
(
"98c4ac7c29c913f7461eae06e024dc18e80d23a4"
)
fs
:=
memfs
.
New
()
storage
:=
memory
.
NewStorage
()
r
,
err
:=
Init
(
storage
,
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
assertStorageStatus
(
s
,
r
,
1
,
1
,
1
,
expected
)
}
func
(
s
*
WorktreeSuite
)
TestCommitInitialObjectFormats
() {
tests
:=
[]
struct
{
name
string
objectFormat
formatcfg.
ObjectFormat
expectedHash
string
}{
{
name
:
"sha1"
,
objectFormat
:
formatcfg
.
SHA1
,
expectedHash
:
"98c4ac7c29c913f7461eae06e024dc18e80d23a4"
,
},
{
name
:
"sha256"
,
objectFormat
:
formatcfg
.
SHA256
,
expectedHash
:
"9b86829db2f5159fe91032056e9aa60fc400c233bb2fc91ed7e966b996b2cd30"
,
},
}
for
_
,
tt
:=
range
tests
{
s
.
Run
(
tt
.
name
,
func
() {
expected
:=
plumbing
.
NewHash
(
tt
.
expectedHash
)
fs
:=
memfs
.
New
()
storage
:=
memory
.
NewStorage
(
memory
.
WithObjectFormat
(
tt
.
objectFormat
))
r
,
err
:=
Init
(
storage
,
WithWorkTree
(
fs
),
WithObjectFormat
(
tt
.
objectFormat
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
expected
,
hash
)
s
.
Len
(
hash
.
String
(),
tt
.
objectFormat
.
HexSize
())
s
.
Require
().
NoError
(
storage
.
HasEncodedObject
(
hash
))
commit
,
err
:=
r
.
CommitObject
(
hash
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
hash
,
commit
.
Hash
)
s
.
Equal
(
"foo
\n
"
,
commit
.
Message
)
s
.
Len
(
commit
.
TreeHash
.
String
(),
tt
.
objectFormat
.
HexSize
())
s
.
Require
().
NoError
(
storage
.
HasEncodedObject
(
commit
.
TreeHash
))
tree
,
err
:=
commit
.
Tree
()
s
.
Require
().
NoError
(
err
)
file
,
err
:=
tree
.
File
(
"foo"
)
s
.
Require
().
NoError
(
err
)
s
.
Len
(
file
.
Hash
.
String
(),
tt
.
objectFormat
.
HexSize
())
s
.
Require
().
NoError
(
storage
.
HasEncodedObject
(
file
.
Hash
))
content
,
err
:=
file
.
Contents
()
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo"
,
content
)
assertStorageStatus
(
s
,
r
,
1
,
1
,
1
,
hash
)
})
}
}
func
(
s
*
WorktreeSuite
)
TestSetReferencesInSHA256Repository
() {
fs
:=
memfs
.
New
()
storage
:=
memory
.
NewStorage
(
memory
.
WithObjectFormat
(
formatcfg
.
SHA256
))
r
,
err
:=
Init
(
storage
,
WithWorkTree
(
fs
),
WithObjectFormat
(
formatcfg
.
SHA256
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
s
.
Len
(
hash
.
String
(),
formatcfg
.
SHA256
.
HexSize
())
tests
:=
[]
struct
{
name
string
ref
plumbing.
ReferenceName
}{
{
name
:
"branch"
,
ref
:
plumbing
.
ReferenceName
(
"refs/heads/feature"
)},
{
name
:
"tag"
,
ref
:
plumbing
.
ReferenceName
(
"refs/tags/v1.0.0"
)},
}
for
_
,
tt
:=
range
tests
{
s
.
Run
(
tt
.
name
,
func
() {
ref
:=
plumbing
.
NewHashReference
(
tt
.
ref
,
hash
)
err
:=
r
.
Storer
.
SetReference
(
ref
)
s
.
Require
().
NoError
(
err
)
got
,
err
:=
r
.
Reference
(
tt
.
ref
,
false
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
ref
.
Name
(),
got
.
Name
())
s
.
Equal
(
hash
,
got
.
Hash
())
s
.
Len
(
got
.
Hash
().
String
(),
formatcfg
.
SHA256
.
HexSize
())
})
}
}
func
(
s
*
WorktreeSuite
)
TestNothingToCommit
() {
expected
:=
plumbing
.
NewHash
(
"838ea833ce893e8555907e5ef224aa076f5e274a"
)
r
,
err
:=
Init
(
memory
.
NewStorage
(),
WithWorkTree
(
memfs
.
New
()))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"failed empty commit
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Equal
(
plumbing
.
ZeroHash
,
hash
)
s
.
ErrorIs
(
err
,
ErrEmptyCommit
)
hash
,
err
=
w
.
Commit
(
"enable empty commits
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
})
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
}
func
(
s
*
WorktreeSuite
)
TestNothingToCommitNonEmptyRepo
() {
fs
:=
memfs
.
New
()
r
,
err
:=
Init
(
memory
.
NewStorage
(),
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
w
.
Add
(
"foo"
)
_
,
err
=
w
.
Commit
(
"previous commit
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"failed empty commit
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Equal
(
plumbing
.
ZeroHash
,
hash
)
s
.
ErrorIs
(
err
,
ErrEmptyCommit
)
_
,
err
=
w
.
Commit
(
"enable empty commits
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
})
s
.
Require
().
NoError
(
err
)
}
func
(
s
*
WorktreeSuite
)
TestRemoveAndCommitToMakeEmptyRepo
() {
fs
:=
memfs
.
New
()
r
,
err
:=
Init
(
memory
.
NewStorage
(),
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Commit
(
"Add in Repo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
err
=
fs
.
Remove
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Commit
(
"Remove foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
}
func
(
s
*
WorktreeSuite
)
TestCommitParent
() {
expected
:=
plumbing
.
NewHash
(
"ef3ca05477530b37f48564be33ddd48063fc7a22"
)
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
hash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
10
,
expected
)
}
func
(
s
*
WorktreeSuite
)
TestCommitAmendWithoutChanges
() {
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
prevHash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
amendedHash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
Amend
:
true
})
s
.
Require
().
NoError
(
err
)
headRef
,
err
:=
w
.
r
.
Head
()
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
headRef
.
Hash
(),
amendedHash
)
s
.
Equal
(
prevHash
,
amendedHash
)
commit
,
err
:=
w
.
r
.
CommitObject
(
headRef
.
Hash
())
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo
\n
"
,
commit
.
Message
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
10
,
amendedHash
)
}
func
(
s
*
WorktreeSuite
)
TestCommitAmendWithChanges
() {
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"bar"
, []
byte
(
"bar"
),
0o644
)
_
,
err
=
w
.
Add
(
"bar"
)
s
.
Require
().
NoError
(
err
)
amendedHash
,
err
:=
w
.
Commit
(
"bar
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
Amend
:
true
})
s
.
Require
().
NoError
(
err
)
headRef
,
err
:=
w
.
r
.
Head
()
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
headRef
.
Hash
(),
amendedHash
)
commit
,
err
:=
w
.
r
.
CommitObject
(
headRef
.
Hash
())
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"bar
\n
"
,
commit
.
Message
)
s
.
Equal
(
1
,
commit
.
NumParents
())
stats
,
err
:=
commit
.
Stats
()
s
.
Require
().
NoError
(
err
)
s
.
Len
(
stats
,
2
)
s
.
Equal
(object.
FileStat
{
Name
:
"bar"
,
Addition
:
1
,
},
stats
[
0
])
s
.
Equal
(object.
FileStat
{
Name
:
"foo"
,
Addition
:
1
,
},
stats
[
1
])
assertStorageStatus
(
s
,
s
.
Repository
,
14
,
12
,
11
,
amendedHash
)
}
func
(
s
*
WorktreeSuite
)
TestCommitAmendNothingToCommit
() {
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
prevHash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Commit
(
"bar
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
})
s
.
Require
().
NoError
(
err
)
amendedHash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
Amend
:
true
})
s
.
T
().
Log
(
prevHash
,
amendedHash
)
s
.
ErrorIs
(
err
,
ErrEmptyCommit
)
s
.
Equal
(
plumbing
.
ZeroHash
,
amendedHash
)
}
func
TestCount
(
t
*
testing.
T
) {
t
.
Parallel
()
f
:=
fixtures
.
Basic
().
One
()
r
:=
NewRepositoryWithEmptyWorktree
(
f
)
defer
func
() {
_
=
r
.
Close
() }()
iter
,
err
:=
r
.
CommitObjects
()
require
.
NoError
(
t
,
err
)
count
:=
0
iter
.
ForEach
(
func
(
*
object.
Commit
)
error
{
count
++
return
nil
})
assert
.
Equal
(
t
,
9
,
count
,
"commits mismatch"
)
trees
,
err
:=
r
.
TreeObjects
()
require
.
NoError
(
t
,
err
)
count
=
0
trees
.
ForEach
(
func
(
*
object.
Tree
)
error
{
count
++
return
nil
})
assert
.
Equal
(
t
,
12
,
count
,
"trees mismatch"
)
blobs
,
err
:=
r
.
BlobObjects
()
require
.
NoError
(
t
,
err
)
count
=
0
blobs
.
ForEach
(
func
(
*
object.
Blob
)
error
{
count
++
return
nil
})
assert
.
Equal
(
t
,
10
,
count
,
"blobs mismatch"
)
objects
,
err
:=
r
.
Objects
()
require
.
NoError
(
t
,
err
)
count
=
0
objects
.
ForEach
(
func
(object.
Object
)
error
{
count
++
return
nil
})
assert
.
Equal
(
t
,
31
,
count
,
"objects mismatch"
)
}
func
TestAddAndCommitWithSkipStatus
(
t
*
testing.
T
) {
t
.
Parallel
()
expected
:=
plumbing
.
NewHash
(
"375a3808ffde7f129cdd3c8c252fd0fe37cfd13b"
)
f
:=
fixtures
.
Basic
().
One
()
fs
:=
memfs
.
New
()
r
:=
NewRepositoryWithEmptyWorktree
(
f
)
defer
func
() {
_
=
r
.
Close
() }()
w
:=
&
Worktree
{
r
:
r
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
require
.
NoError
(
t
,
err
)
util
.
WriteFile
(
fs
,
"LICENSE"
, []
byte
(
"foo"
),
0o644
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
err
=
w
.
AddWithOptions
(
&
AddOptions
{
Path
:
"foo"
,
SkipStatus
:
true
,
})
require
.
NoError
(
t
,
err
)
hash
,
err
:=
w
.
Commit
(
"commit foo only
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
})
assert
.
Equal
(
t
,
expected
.
String
(),
hash
.
String
())
require
.
NoError
(
t
,
err
)
assertStorage
(
t
,
r
,
13
,
11
,
10
,
expected
)
}
func
assertStorage
(
t
*
testing.
T
,
r
*
Repository
,
treesCount
,
blobCount
,
commitCount
int
,
head
plumbing.
Hash
,
) {
trees
,
err
:=
r
.
Storer
.
IterEncodedObjects
(
plumbing
.
TreeObject
)
require
.
NoError
(
t
,
err
)
blobs
,
err
:=
r
.
Storer
.
IterEncodedObjects
(
plumbing
.
BlobObject
)
require
.
NoError
(
t
,
err
)
commits
,
err
:=
r
.
Storer
.
IterEncodedObjects
(
plumbing
.
CommitObject
)
require
.
NoError
(
t
,
err
)
assert
.
Equal
(
t
,
treesCount
,
lenIterEncodedObjects
(
trees
),
"trees count mismatch"
)
assert
.
Equal
(
t
,
blobCount
,
lenIterEncodedObjects
(
blobs
),
"blobs count mismatch"
)
assert
.
Equal
(
t
,
commitCount
,
lenIterEncodedObjects
(
commits
),
"commits count mismatch"
)
ref
,
err
:=
r
.
Head
()
require
.
NoError
(
t
,
err
)
assert
.
Equal
(
t
,
head
.
String
(),
ref
.
Hash
().
String
())
}
func
(
s
*
WorktreeSuite
)
TestAddAndCommitWithSkipStatusPathNotModified
() {
expected
:=
plumbing
.
NewHash
(
"375a3808ffde7f129cdd3c8c252fd0fe37cfd13b"
)
expected2
:=
plumbing
.
NewHash
(
"8691273baf8f6ee2cccfc05e910552c04d02d472"
)
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
status
,
err
:=
w
.
Status
()
s
.
Require
().
NoError
(
err
)
foo
:=
status
.
File
(
"foo"
)
s
.
Equal
(
Untracked
,
foo
.
Staging
)
s
.
Equal
(
Untracked
,
foo
.
Worktree
)
err
=
w
.
AddWithOptions
(
&
AddOptions
{
Path
:
"foo"
,
SkipStatus
:
true
,
})
s
.
Require
().
NoError
(
err
)
status
,
err
=
w
.
Status
()
s
.
Require
().
NoError
(
err
)
foo
=
status
.
File
(
"foo"
)
s
.
Equal
(
Added
,
foo
.
Staging
)
s
.
Equal
(
Unmodified
,
foo
.
Worktree
)
hash
,
err
:=
w
.
Commit
(
"commit foo only
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
commit1
,
err
:=
w
.
r
.
CommitObject
(
hash
)
s
.
Require
().
NoError
(
err
)
status
,
err
=
w
.
Status
()
s
.
Require
().
NoError
(
err
)
foo
=
status
.
File
(
"foo"
)
s
.
Equal
(
Untracked
,
foo
.
Staging
)
s
.
Equal
(
Untracked
,
foo
.
Worktree
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
10
,
expected
)
err
=
w
.
AddWithOptions
(
&
AddOptions
{
Path
:
"foo"
,
SkipStatus
:
true
,
})
s
.
Require
().
NoError
(
err
)
status
,
err
=
w
.
Status
()
s
.
Require
().
NoError
(
err
)
foo
=
status
.
File
(
"foo"
)
s
.
Equal
(
Untracked
,
foo
.
Staging
)
s
.
Equal
(
Untracked
,
foo
.
Worktree
)
hash
,
err
=
w
.
Commit
(
"commit with no changes
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
,
})
s
.
Equal
(
expected2
,
hash
)
s
.
Require
().
NoError
(
err
)
commit2
,
err
:=
w
.
r
.
CommitObject
(
hash
)
s
.
Require
().
NoError
(
err
)
status
,
err
=
w
.
Status
()
s
.
Require
().
NoError
(
err
)
foo
=
status
.
File
(
"foo"
)
s
.
Equal
(
Untracked
,
foo
.
Staging
)
s
.
Equal
(
Untracked
,
foo
.
Worktree
)
patch
,
err
:=
commit2
.
Patch
(
commit1
)
s
.
Require
().
NoError
(
err
)
files
:=
patch
.
FilePatches
()
s
.
Nil
(
files
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
11
,
expected2
)
}
func
(
s
*
WorktreeSuite
)
TestCommitAll
() {
expected
:=
plumbing
.
NewHash
(
"aede6f8c9c1c7ec9ca8d287c64b8ed151276fa28"
)
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"LICENSE"
, []
byte
(
"foo"
),
0o644
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
hash
,
err
:=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
10
,
expected
)
}
func
(
s
*
WorktreeSuite
)
TestRemoveAndCommitAll
() {
expected
:=
plumbing
.
NewHash
(
"907cd576c6ced2ecd3dab34a72bf9cf65944b9a9"
)
fs
:=
memfs
.
New
()
w
:=
&
Worktree
{
r
:
s
.
Repository
,
filesystem
:
newWorktreeFilesystem
(
fs
,
defaultProtectNTFS
(),
defaultProtectHFS
()),
}
err
:=
w
.
Checkout
(
&
CheckoutOptions
{})
s
.
Require
().
NoError
(
err
)
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
errFirst
:=
w
.
Commit
(
"Add in Repo
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
(),
})
s
.
Nil
(
errFirst
)
errRemove
:=
fs
.
Remove
(
"foo"
)
s
.
Nil
(
errRemove
)
hash
,
errSecond
:=
w
.
Commit
(
"Remove foo
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Nil
(
errSecond
)
s
.
Equal
(
expected
,
hash
)
s
.
Require
().
NoError
(
err
)
assertStorageStatus
(
s
,
s
.
Repository
,
13
,
11
,
11
,
expected
)
}
func
(
s
*
WorktreeSuite
)
TestCherryPick
() {
fs
:=
memfs
.
New
()
r
,
err
:=
Init
(
memory
.
NewStorage
(),
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
,
"init the repository"
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
// add README.md to the worktree
err
=
util
.
WriteFile
(
fs
,
"README.md"
, []
byte
(
"README File"
),
0o644
)
s
.
Require
().
NoError
(
err
)
w
.
Add
(
"README.md"
)
initHash
,
err
:=
w
.
Commit
(
"initial commit
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
// add two files to worktree
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foobar"
, []
byte
(
"foo**bar"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foobar"
)
s
.
Require
().
NoError
(
err
)
// commit the changes
commitHash1
,
err
:=
w
.
Commit
(
"commit 1
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
s
.
False
(
commitHash1
.
IsZero
(),
"commit hash is zero"
)
// modify the "foo" file
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo=bar"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
// commit the new changes to "foo" file
commitHash2
,
err
:=
w
.
Commit
(
"commit 2
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
s
.
False
(
commitHash2
.
IsZero
(),
"commit hash is zero"
)
// get commit objects to do cherry picking
commit1
,
err
:=
r
.
CommitObject
(
commitHash1
)
s
.
Require
().
NoError
(
err
)
s
.
NotEmpty
(
commit1
)
commit2
,
err
:=
r
.
CommitObject
(
commitHash2
)
s
.
Require
().
NoError
(
err
)
s
.
NotEmpty
(
commit2
)
foobarFileContent
,
err
:=
util
.
ReadFile
(
fs
,
"foobar"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo**bar"
,
string
(
foobarFileContent
))
err
=
w
.
Checkout
(
&
CheckoutOptions
{
Hash
:
initHash
})
s
.
Require
().
NoError
(
err
,
"checkout to the default branch"
)
err
=
w
.
CherryPick
(
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
},
TheirsMergeStrategy
,
commit1
)
s
.
Require
().
NoError
(
err
)
foobarFileContent
,
err
=
util
.
ReadFile
(
fs
,
"foobar"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo**bar"
,
string
(
foobarFileContent
))
err
=
w
.
CherryPick
(
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
},
TheirsMergeStrategy
,
commit2
)
s
.
Require
().
NoError
(
err
)
fooFileContent
,
err
:=
util
.
ReadFile
(
fs
,
"foo"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo=bar"
,
string
(
fooFileContent
))
// delete the file
rmHash
,
err
:=
w
.
Remove
(
"foo"
)
s
.
Require
().
NoError
(
err
)
s
.
False
(
rmHash
.
IsZero
())
rmCommitHash
,
err
:=
w
.
Commit
(
"remove the file
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
rmCommit
,
err
:=
r
.
CommitObject
(
rmCommitHash
)
s
.
Require
().
NoError
(
err
)
// go back to commit 2 and cherry pick the latest commit
err
=
w
.
Checkout
(
&
CheckoutOptions
{
Hash
:
commitHash2
,
})
s
.
Require
().
NoError
(
err
)
err
=
w
.
CherryPick
(
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
},
TheirsMergeStrategy
,
rmCommit
)
s
.
Require
().
NoError
(
err
)
fooFileContent
,
err
=
util
.
ReadFile
(
fs
,
"foo"
)
s
.
Error
(
err
)
s
.
Nil
(
fooFileContent
)
// go back to commit 1 and cherry pick with "ours" strategy option
err
=
w
.
Checkout
(
&
CheckoutOptions
{
Hash
:
commitHash1
,
})
s
.
Require
().
NoError
(
err
)
err
=
w
.
CherryPick
(
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
},
OursMergeStrategy
,
rmCommit
)
s
.
Require
().
NoError
(
err
)
fooFileContent
,
err
=
util
.
ReadFile
(
fs
,
"foo"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
"foo"
,
string
(
fooFileContent
))
// cherry-pick with no commit options
err
=
w
.
CherryPick
(
nil
,
OursMergeStrategy
,
rmCommit
)
s
.
ErrorIs
(
err
,
ErrCannotCherryPickWithoutCommitOptions
)
}
func
(
s
*
WorktreeSuite
)
TestCherryPickRejectsInvalidPaths
() {
fs
:=
memfs
.
New
()
storage
:=
memory
.
NewStorage
()
r
,
err
:=
Init
(
storage
,
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
err
=
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
s
.
Require
().
NoError
(
err
)
_
,
err
=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
initHash
,
err
:=
w
.
Commit
(
"initial commit
\n
"
,
&
CommitOptions
{
Author
:
defaultSignature
()})
s
.
Require
().
NoError
(
err
)
initCommit
,
err
:=
r
.
CommitObject
(
initHash
)
s
.
Require
().
NoError
(
err
)
badContent
:=
[]
byte
(
"content"
)
blobHash
:=
s
.
storeBlob
(
storage
,
badContent
)
for
_
,
name
:=
range
[]
string
{
".git/config"
,
".git/objects/pack/file"
,
"../file"
,
} {
badCommit
:=
s
.
buildChildCommit
(
storage
,
initCommit
,
initHash
,
name
,
blobHash
)
err
=
w
.
Checkout
(
&
CheckoutOptions
{
Hash
:
initHash
})
s
.
Require
().
NoError
(
err
)
err
=
w
.
CherryPick
(
&
CommitOptions
{
Author
:
defaultSignature
(),
AllowEmptyCommits
:
true
},
TheirsMergeStrategy
,
badCommit
)
s
.
Error
(
err
,
"expected cherry-pick to reject path %q"
,
name
)
}
}
func
(
s
*
WorktreeSuite
)
storeBlob
(
storage
*
memory.
Storage
,
content
[]
byte
) plumbing.
Hash
{
s
.
T
().
Helper
()
obj
:=
storage
.
NewEncodedObject
()
obj
.
SetType
(
plumbing
.
BlobObject
)
obj
.
SetSize
(
int64
(
len
(
content
)))
bw
,
err
:=
obj
.
Writer
()
s
.
Require
().
NoError
(
err
)
_
,
err
=
bw
.
Write
(
content
)
s
.
Require
().
NoError
(
err
)
s
.
Require
().
NoError
(
bw
.
Close
())
h
,
err
:=
storage
.
SetEncodedObject
(
obj
)
s
.
Require
().
NoError
(
err
)
return
h
}
func
(
s
*
WorktreeSuite
)
buildChildCommit
(
storage
*
memory.
Storage
,
parent
*
object.
Commit
,
parentHash
plumbing.
Hash
,
filename
string
,
blobHash
plumbing.
Hash
)
*
object.
Commit
{
s
.
T
().
Helper
()
parentTree
,
err
:=
parent
.
Tree
()
s
.
Require
().
NoError
(
err
)
entries
:=
slices
.
Clone
(
parentTree
.
Entries
)
entries
=
append
(
entries
, object.
TreeEntry
{
Name
:
filename
,
Mode
:
filemode
.
Regular
,
Hash
:
blobHash
,
})
sort
.
Sort
(
object
.
TreeEntrySorter
(
entries
))
// Tree.Encode validates entry names through pathutil.ValidTreePath
// and would refuse a path component like ".git/config" — the precise
// shape this test needs to plant. Assemble the tree object bytes
// directly so the malicious tree reaches the cherry-pick boundary.
var
buf
bytes.
Buffer
for
_
,
e
:=
range
entries
{
fmt
.
Fprintf
(
&
buf
,
"%o %s"
,
e
.
Mode
,
e
.
Name
)
buf
.
WriteByte
(
0
)
buf
.
Write
(
e
.
Hash
.
Bytes
())
}
treeObj
:=
storage
.
NewEncodedObject
()
treeObj
.
SetType
(
plumbing
.
TreeObject
)
tw
,
err
:=
treeObj
.
Writer
()
s
.
Require
().
NoError
(
err
)
_
,
err
=
tw
.
Write
(
buf
.
Bytes
())
s
.
Require
().
NoError
(
err
)
s
.
Require
().
NoError
(
tw
.
Close
())
treeHash
,
err
:=
storage
.
SetEncodedObject
(
treeObj
)
s
.
Require
().
NoError
(
err
)
commit
:=
&
object.
Commit
{
Author
:
*
defaultSignature
(),
Committer
:
*
defaultSignature
(),
Message
:
"add "
+
filename
+
"
\n
"
,
TreeHash
:
treeHash
,
ParentHashes
: []plumbing.
Hash
{
parentHash
},
}
commitObj
:=
storage
.
NewEncodedObject
()
err
=
commit
.
Encode
(
commitObj
)
s
.
Require
().
NoError
(
err
)
commitHash
,
err
:=
storage
.
SetEncodedObject
(
commitObj
)
s
.
Require
().
NoError
(
err
)
result
,
err
:=
object
.
GetCommit
(
storage
,
commitHash
)
s
.
Require
().
NoError
(
err
)
return
result
}
func
(
s
*
WorktreeSuite
)
TestCommitTreeSort
() {
fs
:=
s
.
TemporalFilesystem
()
st
:=
filesystem
.
NewStorage
(
fs
,
cache
.
NewObjectLRUDefault
())
rInit
,
err
:=
Init
(
st
)
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
rInit
.
Close
() }()
r
,
err
:=
Clone
(
memory
.
NewStorage
(),
memfs
.
New
(),
&
CloneOptions
{
URL
:
fs
.
Root
(),
})
s
.
ErrorIs
(
err
,
transport
.
ErrEmptyRemoteRepository
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
mfs
:=
w
.
filesystem
err
=
mfs
.
MkdirAll
(
"delta"
,
0o755
)
s
.
Require
().
NoError
(
err
)
for
_
,
p
:=
range
[]
string
{
"delta_last"
,
"Gamma"
,
"delta/middle"
,
"Beta"
,
"delta-first"
,
"alpha"
} {
util
.
WriteFile
(
mfs
,
p
, []
byte
(
"foo"
),
0o644
)
_
,
err
=
w
.
Add
(
p
)
s
.
Require
().
NoError
(
err
)
}
_
,
err
=
w
.
Commit
(
"foo
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Require
().
NoError
(
err
)
err
=
r
.
Push
(
&
PushOptions
{})
s
.
Require
().
NoError
(
err
)
cmd
:=
exec
.
Command
(
"git"
,
"fsck"
)
cmd
.
Dir
=
fs
.
Root
()
cmd
.
Env
=
os
.
Environ
()
buf
:=
&
bytes.
Buffer
{}
cmd
.
Stderr
=
buf
cmd
.
Stdout
=
buf
err
=
cmd
.
Run
()
s
.
Require
().
NoError
(
err
,
buf
.
String
())
}
// https://github.com/go-git/go-git/pull/224
func
(
s
*
WorktreeSuite
)
TestJustStoreObjectsNotAlreadyStored
() {
fs
:=
s
.
TemporalFilesystem
()
fsDotgit
,
err
:=
fs
.
Chroot
(
".git"
)
// real fs to get modified timestamps
s
.
Require
().
NoError
(
err
)
storage
:=
filesystem
.
NewStorage
(
fsDotgit
,
cache
.
NewObjectLRUDefault
())
r
,
err
:=
Init
(
storage
,
WithWorkTree
(
fs
))
s
.
Require
().
NoError
(
err
)
defer
func
() {
_
=
r
.
Close
() }()
w
,
err
:=
r
.
Worktree
()
s
.
Require
().
NoError
(
err
)
// Step 1: Write LICENSE
util
.
WriteFile
(
fs
,
"LICENSE"
, []
byte
(
"license"
),
0o644
)
hLicense
,
err
:=
w
.
Add
(
"LICENSE"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
plumbing
.
NewHash
(
"0484eba0d41636ba71fa612c78559cd6c3006cde"
),
hLicense
)
hash
,
err
:=
w
.
Commit
(
"commit 1
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
plumbing
.
NewHash
(
"7a7faee4630d2664a6869677cc8ab614f3fd4a18"
),
hash
)
infoLicense
,
err
:=
fsDotgit
.
Stat
(
filepath
.
Join
(
"objects"
,
"04"
,
"84eba0d41636ba71fa612c78559cd6c3006cde"
))
s
.
Require
().
NoError
(
err
)
// checking objects file exists
// Step 2: Write foo.
time
.
Sleep
(
5
*
time
.
Millisecond
)
// uncool, but we need to get different timestamps...
util
.
WriteFile
(
fs
,
"foo"
, []
byte
(
"foo"
),
0o644
)
hFoo
,
err
:=
w
.
Add
(
"foo"
)
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
plumbing
.
NewHash
(
"19102815663d23f8b75a47e7a01965dcdc96468c"
),
hFoo
)
hash
,
err
=
w
.
Commit
(
"commit 2
\n
"
,
&
CommitOptions
{
All
:
true
,
Author
:
defaultSignature
(),
})
s
.
Require
().
NoError
(
err
)
s
.
Equal
(
plumbing
.
NewHash
(
"97c0c5177e6ac57d10e8ea0017f2d39b91e2b364"
),
hash
)
View remainder of file in raw view
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