func DoTestPatchFileAppend(t *testing.T, mkrepo repoMaker) {
tg := treegen.New()
treeSpec := tg.D("foo", tg.F("bar", tg.B(42, 65537), tg.B(43, 65537)))
srcpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(srcpath)
srcRepo := mkrepo(t)
defer srcRepo.Close()
srcStore, err := fs.NewLocalStore(srcpath, srcRepo)
assert.T(t, err == nil)
tg = treegen.New()
treeSpec = tg.D("foo", tg.F("bar", tg.B(42, 65537)))
dstpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(dstpath)
dstRepo := mkrepo(t)
defer dstRepo.Close()
dstStore, err := fs.NewLocalStore(dstpath, dstRepo)
assert.T(t, err == nil)
patchPlan := NewPatchPlan(srcStore, dstStore)
// printPlan(patchPlan)
complete := false
for i, cmd := range patchPlan.Cmds {
switch {
case i == 0:
localTemp, isTemp := cmd.(*LocalTemp)
assert.T(t, isTemp)
assert.Equal(t, filepath.Join(dstpath, "foo", "bar"), localTemp.Path.Resolve())
case i >= 1 && i <= 8:
ltc, isLtc := cmd.(*LocalTempCopy)
assert.Tf(t, isLtc, "cmd %d", i)
assert.Equal(t, ltc.LocalOffset, ltc.TempOffset)
assert.Equal(t, int64(fs.BLOCKSIZE), ltc.Length)
assert.Equal(t, int64(0), ltc.LocalOffset%int64(fs.BLOCKSIZE))
case i == 9:
stc, isStc := cmd.(*SrcTempCopy)
assert.T(t, isStc)
assert.Equal(t, int64(65538), stc.Length)
case i == 10:
_, isRwt := cmd.(*ReplaceWithTemp)
assert.T(t, isRwt)
complete = true
case i > 10:
t.Fatalf("too many commands")
}
}
assert.T(t, complete, "missing expected number of commands")
failedCmd, err := patchPlan.Exec()
assert.Tf(t, failedCmd == nil && err == nil, "%v: %v", failedCmd, err)
srcRoot, errors := fs.IndexDir(srcpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
dstRoot, errors := fs.IndexDir(dstpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
assert.Equal(t, srcRoot.Info().Strong, dstRoot.Info().Strong)
}
func DoTestPatchRenameScope(t *testing.T, mkrepo repoMaker) {
tg := treegen.New()
treeSpec := tg.D("foo",
tg.F("bar", tg.B(6806, 65536)),
tg.F("baz", tg.B(6806, 65536)))
srcpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(srcpath)
srcRepo := mkrepo(t)
defer srcRepo.Close()
srcStore, err := fs.NewLocalStore(srcpath, srcRepo)
assert.T(t, err == nil)
tg = treegen.New()
treeSpec = tg.D("foo",
tg.F("baz", tg.B(6806, 65536)),
tg.F("blop", tg.B(6806, 65536)))
dstpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(dstpath)
dstRepo := mkrepo(t)
defer dstRepo.Close()
dstStore, err := fs.NewLocalStore(dstpath, dstRepo)
assert.T(t, err == nil)
patchPlan := NewPatchPlan(srcStore, dstStore)
// printPlan(patchPlan)
failedCmd, err := patchPlan.Exec()
assert.Tf(t, failedCmd == nil && err == nil, "%v: %v", failedCmd, err)
// The actual content of dst after the patch depends on
// which file the repo chooses when matching foo/bar
// to baz or blop in dst.
//
// If blop matches, it will get renamed to bar and the trees will
// become identical. However if baz matches, blop will be left in place.
srcDir, errors := fs.IndexDir(srcpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
dstDir, errors := fs.IndexDir(dstpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
for _, path := range []string{"foo/bar", "foo/baz"} {
srcNode, has := fs.Lookup(srcDir, path)
assert.T(t, has)
dstNode, has := fs.Lookup(dstDir, path)
assert.T(t, has)
assert.Equal(t,
srcNode.(fs.File).Info().Strong,
dstNode.(fs.File).Info().Strong)
}
}
func Patch(src string, dst string) (*PatchPlan, os.Error) {
srcStore, err := fs.NewLocalStore(src, fs.NewMemRepo())
if err != nil {
return nil, err
}
dstStore, err := fs.NewLocalStore(dst, fs.NewMemRepo())
if err != nil {
return nil, err
}
return NewPatchPlan(srcStore, dstStore), nil
}
func DoTestPatchWeakCollision(t *testing.T, mkrepo repoMaker) {
tg := treegen.New()
treeSpec := tg.D("foo",
tg.F("bar", tg.B(6806, 65536)))
srcpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(srcpath)
srcRepo := mkrepo(t)
defer srcRepo.Close()
srcStore, err := fs.NewLocalStore(srcpath, srcRepo)
assert.T(t, err == nil)
tg = treegen.New()
treeSpec = tg.D("foo",
tg.F("bar", tg.B(9869, 65536)))
dstpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(dstpath)
dstRepo := mkrepo(t)
defer dstRepo.Close()
dstStore, err := fs.NewLocalStore(dstpath, dstRepo)
assert.T(t, err == nil)
// Src and dst blocks have same weak checksum
assert.Equal(t,
(srcStore.Repo().Root().(fs.Dir)).SubDirs()[0].Files()[0].Blocks()[0].Info().Weak,
(dstStore.Repo().Root().(fs.Dir)).SubDirs()[0].Files()[0].Blocks()[0].Info().Weak)
// Src and dst blocks have different strong checksum
srcRoot := srcStore.Repo().Root().(fs.Dir)
dstRoot := dstStore.Repo().Root().(fs.Dir)
assert.Tf(t, srcRoot.Info().Strong != dstRoot.Info().Strong,
"wtf: %v == %v", srcRoot.Info().Strong, dstRoot.Info().Strong)
patchPlan := NewPatchPlan(srcStore, dstStore)
// printPlan(patchPlan)
failedCmd, err := patchPlan.Exec()
assert.Tf(t, failedCmd == nil && err == nil, "%v: %v", failedCmd, err)
srcDir, errors := fs.IndexDir(srcpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
dstDir, errors := fs.IndexDir(dstpath, fs.NewMemRepo())
assert.Equalf(t, 0, len(errors), "%v", errors)
assert.Equal(t, srcDir.Info().Strong, dstDir.Info().Strong)
}
func Match(src string, dst string) (match *FileMatch, err os.Error) {
srcFileInfo, srcBlocksInfo, err := fs.IndexFile(src)
if err != nil {
return nil, err
}
repo := fs.NewMemRepo()
srcFile := repo.AddFile(nil, srcFileInfo, srcBlocksInfo)
match, err = MatchFile(srcFile, dst)
return match, err
}
// Test the matcher on a case where the source file has the same
// prefix as destination, but has been appended to.
func TestMatchAppend(t *testing.T) {
tg := treegen.New()
treeSpec := tg.F("bar", tg.B(42, 65537), tg.B(43, 65537))
srcpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(srcpath)
// Try indexing root dir as a file
srcFileInfo, srcBlocksInfo, err := fs.IndexFile(srcpath)
assert.Tf(t, err != nil, "%v", err)
// Ok, for real this time
srcFileInfo, srcBlocksInfo, err = fs.IndexFile(filepath.Join(srcpath, "bar"))
assert.Tf(t, err == nil, "%v", err)
assert.Equal(t, 17, len(srcBlocksInfo))
tg = treegen.New()
treeSpec = tg.F("bar", tg.B(42, 65537))
dstpath := treegen.TestTree(t, treeSpec)
defer os.RemoveAll(dstpath)
_, dstBlocksInfo, err := fs.IndexFile(filepath.Join(dstpath, "bar"))
assert.Equal(t, 9, len(dstBlocksInfo))
srcRepo := fs.NewMemRepo()
srcFile := srcRepo.AddFile(nil, srcFileInfo, srcBlocksInfo)
match, err := MatchFile(srcFile, filepath.Join(dstpath, "bar"))
assert.T(t, err == nil, "%v", err)
assert.Equal(t, 8, len(match.BlockMatches))
notMatched := match.NotMatched()
assert.Equal(t, 1, len(notMatched))
assert.Equal(t, int64(65536), notMatched[0].From)
assert.Equal(t, int64(65537+65537), notMatched[0].To)
}
func TestFsParentRefs(t *testing.T) {
DoTestParentRefs(t, fs.NewMemRepo())
}
func TestFsDirDescent(t *testing.T) {
DoTestDirDescent(t, fs.NewMemRepo())
}
func TestFsDirResolve(t *testing.T) {
DoTestDirResolve(t, fs.NewMemRepo())
}
func TestFsStoreRelPath(t *testing.T) {
DoTestStoreRelPath(t, fs.NewMemRepo())
}
func TestFsNodeRelPath(t *testing.T) {
DoTestNodeRelPath(t, fs.NewMemRepo())
}
func TestFsVisitBlocks(t *testing.T) {
DoTestVisitBlocks(t, fs.NewMemRepo())
}
func TestFsVisitDirsOnly(t *testing.T) {
DoTestVisitDirsOnly(t, fs.NewMemRepo())
}
func TestFsDirIndex(t *testing.T) {
DoTestDirIndex(t, fs.NewMemRepo())
}
func mkMemRepo(_ *testing.T) fs.NodeRepo {
return fs.NewMemRepo()
}