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7 Commits

Author SHA1 Message Date
Christian Zangl
8eab0f1ceb
new --add-only mode 2024-08-22 16:02:58 +02:00
Christian Zangl
b9326ba7ab
fix tracking of removed files/dirs 2024-08-22 11:33:35 +02:00
Christian Zangl
9cd60dc8eb
improve help 2024-08-21 21:45:31 +02:00
Christian Zangl
ef18e44ef0
update flags (breaks -s -> -S, -f removed) 2024-08-21 21:18:29 +02:00
Christian Zangl
76c46c2cb4
add --no-recurse flag 2024-08-21 21:14:13 +02:00
Christian Zangl
fb45c82625
readme 2024-08-21 20:41:40 +02:00
Christian Zangl
94945925a4
fix go version path 2024-08-21 14:06:05 +02:00
7 changed files with 287 additions and 188 deletions

View File

@ -8,10 +8,10 @@ chkbit is a tool that ensures the safety of your files by checking if their *dat
- [How it works](#how-it-works) - [How it works](#how-it-works)
- [Installation](#installation) - [Installation](#installation)
- [chkbit as a Go module](#chkbit-as-a-go-module)
- [Usage](#usage) - [Usage](#usage)
- [Repair](#repair) - [Repair](#repair)
- [Ignore files](#ignore-files) - [Ignore files](#ignore-files)
- [chkbit as a Go module](#chkbit-as-a-go-module)
- [FAQ](#faq) - [FAQ](#faq)
@ -50,7 +50,7 @@ Building from the source requires Go.
- Either install it directly - Either install it directly
```shell ```shell
go install github.com/laktak/chkbit@latest go install github.com/laktak/chkbit/v5/cmd/chkbit@latest
``` ```
- or clone and build - or clone and build
@ -58,22 +58,11 @@ go install github.com/laktak/chkbit@latest
```shell ```shell
git clone https://github.com/laktak/chkbit git clone https://github.com/laktak/chkbit
chkbit/scripts/build chkbit/scripts/build
# output is here: # binary:
chkbit/chkbit ls -l chkbit/chkbit
``` ```
## chkbit as a Go module
chkbit is can also be used in other Go programs.
```
go get github.com/laktak/chkbit
```
For more information see the linked documentation on [pkg.go.dev](https://pkg.go.dev/github.com/laktak/chkbit).
## Usage ## Usage
Run `chkbit -u PATH` to create/update the chkbit index. Run `chkbit -u PATH` to create/update the chkbit index.
@ -95,15 +84,18 @@ Arguments:
Flags: Flags:
-h, --help Show context-sensitive help. -h, --help Show context-sensitive help.
-H, --tips Show tips. -H, --tips Show tips.
-u, --update update indices (without this chkbit will verify files in readonly mode) -c, --check check mode: chkbit will verify files in readonly mode (default mode)
--show-ignored-only only show ignored files -u, --update update mode: add and update indices
-a, --add-only add mode: only add new files, do not check existing (quicker)
-i, --show-ignored-only show-ignored mode: only show ignored files
-m, --show-missing show missing files/directories -m, --show-missing show missing files/directories
--algo="blake3" hash algorithm: md5, sha512, blake3 (default: blake3) --force force update of damaged items (advanced usage only)
-f, --force force update of damaged items -S, --skip-symlinks do not follow symlinks
-s, --skip-symlinks do not follow symlinks -R, --no-recurse do not recurse into subdirectories
-D, --no-dir-in-index do not track directories in the index -D, --no-dir-in-index do not track directories in the index
-l, --log-file=STRING write to a logfile if specified -l, --log-file=STRING write to a logfile if specified
--log-verbose verbose logging --log-verbose verbose logging
--algo="blake3" hash algorithm: md5, sha512, blake3 (default: blake3)
--index-name=".chkbit" filename where chkbit stores its hashes, needs to start with '.' (default: .chkbit) --index-name=".chkbit" filename where chkbit stores its hashes, needs to start with '.' (default: .chkbit)
--ignore-name=".chkbitignore" filename that chkbit reads its ignore list from, needs to start with '.' (default: .chkbitignore) --ignore-name=".chkbitignore" filename that chkbit reads its ignore list from, needs to start with '.' (default: .chkbitignore)
-w, --workers=5 number of workers to use (default: 5) -w, --workers=5 number of workers to use (default: 5)
@ -163,6 +155,17 @@ Add a `.chkbitignore` file containing the names of the files/directories you wis
- hidden files (starting with a `.`) are ignored by default - hidden files (starting with a `.`) are ignored by default
## chkbit as a Go module
chkbit is can also be used in other Go programs.
```
go get github.com/laktak/chkbit/v5
```
For more information see the documentation on [pkg.go.dev](https://pkg.go.dev/github.com/laktak/chkbit/v5).
## FAQ ## FAQ
### Should I run `chkbit` on my whole drive? ### Should I run `chkbit` on my whole drive?

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@ -10,8 +10,8 @@ import (
"time" "time"
"github.com/alecthomas/kong" "github.com/alecthomas/kong"
"github.com/laktak/chkbit" "github.com/laktak/chkbit/v5"
"github.com/laktak/chkbit/cmd/chkbit/util" "github.com/laktak/chkbit/v5/cmd/chkbit/util"
"github.com/laktak/lterm" "github.com/laktak/lterm"
) )
@ -44,15 +44,18 @@ var (
var cli struct { var cli struct {
Paths []string `arg:"" optional:"" name:"paths" help:"directories to check"` Paths []string `arg:"" optional:"" name:"paths" help:"directories to check"`
Tips bool `short:"H" help:"Show tips."` Tips bool `short:"H" help:"Show tips."`
Update bool `short:"u" help:"update indices (without this chkbit will verify files in readonly mode)"` Check bool `short:"c" help:"check mode: chkbit will verify files in readonly mode (default mode)"`
ShowIgnoredOnly bool `help:"only show ignored files"` Update bool `short:"u" help:"update mode: add and update indices"`
AddOnly bool `short:"a" help:"add mode: only add new files, do not check existing (quicker)"`
ShowIgnoredOnly bool `short:"i" help:"show-ignored mode: only show ignored files"`
ShowMissing bool `short:"m" help:"show missing files/directories"` ShowMissing bool `short:"m" help:"show missing files/directories"`
Algo string `default:"blake3" help:"hash algorithm: md5, sha512, blake3 (default: blake3)"` Force bool `help:"force update of damaged items (advanced usage only)"`
Force bool `short:"f" help:"force update of damaged items"` SkipSymlinks bool `short:"S" help:"do not follow symlinks"`
SkipSymlinks bool `short:"s" help:"do not follow symlinks"` NoRecurse bool `short:"R" help:"do not recurse into subdirectories"`
NoDirInIndex bool `short:"D" help:"do not track directories in the index"` NoDirInIndex bool `short:"D" help:"do not track directories in the index"`
LogFile string `short:"l" help:"write to a logfile if specified"` LogFile string `short:"l" help:"write to a logfile if specified"`
LogVerbose bool `help:"verbose logging"` LogVerbose bool `help:"verbose logging"`
Algo string `default:"blake3" help:"hash algorithm: md5, sha512, blake3 (default: blake3)"`
IndexName string `default:".chkbit" help:"filename where chkbit stores its hashes, needs to start with '.' (default: .chkbit)"` IndexName string `default:".chkbit" help:"filename where chkbit stores its hashes, needs to start with '.' (default: .chkbit)"`
IgnoreName string `default:".chkbitignore" help:"filename that chkbit reads its ignore list from, needs to start with '.' (default: .chkbitignore)"` IgnoreName string `default:".chkbitignore" help:"filename that chkbit reads its ignore list from, needs to start with '.' (default: .chkbitignore)"`
Workers int `short:"w" default:"5" help:"number of workers to use (default: 5)"` Workers int `short:"w" default:"5" help:"number of workers to use (default: 5)"`
@ -154,9 +157,11 @@ func (m *Main) showStatus() {
} }
func (m *Main) process() bool { func (m *Main) process() bool {
if cli.Update && cli.ShowIgnoredOnly { // verify mode
fmt.Println("Error: use either --update or --show-ignored-only!") var b01 = map[bool]int8{false: 0, true: 1}
return false if b01[cli.Check]+b01[cli.Update]+b01[cli.AddOnly]+b01[cli.ShowIgnoredOnly] > 1 {
fmt.Println("Error: can only run one mode at a time!")
os.Exit(1)
} }
var err error var err error
@ -166,10 +171,12 @@ func (m *Main) process() bool {
return false return false
} }
m.context.ForceUpdateDmg = cli.Force m.context.ForceUpdateDmg = cli.Force
m.context.UpdateIndex = cli.Update m.context.UpdateIndex = cli.Update || cli.AddOnly
m.context.AddOnly = cli.AddOnly
m.context.ShowIgnoredOnly = cli.ShowIgnoredOnly m.context.ShowIgnoredOnly = cli.ShowIgnoredOnly
m.context.ShowMissing = cli.ShowMissing m.context.ShowMissing = cli.ShowMissing
m.context.SkipSymlinks = cli.SkipSymlinks m.context.SkipSymlinks = cli.SkipSymlinks
m.context.SkipSubdirectories = cli.NoRecurse
m.context.TrackDirectories = !cli.NoDirInIndex m.context.TrackDirectories = !cli.NoDirInIndex
var wg sync.WaitGroup var wg sync.WaitGroup

View File

@ -10,12 +10,14 @@ import (
type Context struct { type Context struct {
NumWorkers int NumWorkers int
UpdateIndex bool UpdateIndex bool
AddOnly bool
ShowIgnoredOnly bool ShowIgnoredOnly bool
ShowMissing bool ShowMissing bool
ForceUpdateDmg bool ForceUpdateDmg bool
HashAlgo string HashAlgo string
TrackDirectories bool TrackDirectories bool
SkipSymlinks bool SkipSymlinks bool
SkipSubdirectories bool
IndexFilename string IndexFilename string
IgnoreFilename string IgnoreFilename string
WorkQueue chan *WorkItem WorkQueue chan *WorkItem
@ -70,7 +72,9 @@ func (context *Context) log(stat Status, message string) {
context.NumTotal++ context.NumTotal++
context.NumNew++ context.NumNew++
case STATUS_OK: case STATUS_OK:
if !context.AddOnly {
context.NumTotal++ context.NumTotal++
}
case STATUS_MISSING: case STATUS_MISSING:
context.NumDel++ context.NumDel++
//case STATUS_PANIC: //case STATUS_PANIC:
@ -183,7 +187,9 @@ func (context *Context) scanDir(root string, parentIgnore *Ignore) {
context.addWork(root, filesToIndex, dirList, ignore) context.addWork(root, filesToIndex, dirList, ignore)
if !context.SkipSubdirectories {
for _, name := range dirList { for _, name := range dirList {
context.scanDir(filepath.Join(root, name), ignore) context.scanDir(filepath.Join(root, name), ignore)
} }
} }
}

2
go.mod
View File

@ -1,4 +1,4 @@
module github.com/laktak/chkbit module github.com/laktak/chkbit/v5
go 1.22.3 go 1.22.3

View File

@ -5,7 +5,6 @@ import (
"errors" "errors"
"os" "os"
"path/filepath" "path/filepath"
"reflect"
"slices" "slices"
) )
@ -69,10 +68,6 @@ func (i *Index) getIndexFilepath() string {
return filepath.Join(i.path, i.context.IndexFilename) return filepath.Join(i.path, i.context.IndexFilename)
} }
func (i *Index) setMod(value bool) {
i.modified = value
}
func (i *Index) logFilePanic(name string, message string) { func (i *Index) logFilePanic(name string, message string) {
i.context.log(STATUS_PANIC, filepath.Join(i.path, name)+": "+message) i.context.log(STATUS_PANIC, filepath.Join(i.path, name)+": "+message)
} }
@ -96,7 +91,7 @@ func (i *Index) calcHashes(ignore *Ignore) {
var info *idxInfo var info *idxInfo
algo := i.context.HashAlgo algo := i.context.HashAlgo
if val, ok := i.cur[name]; ok { if val, ok := i.cur[name]; ok {
// existing // existing file
if val.LegacyHash != nil { if val.LegacyHash != nil {
// convert from py1 to new format // convert from py1 to new format
val = idxInfo{ val = idxInfo{
@ -109,8 +104,13 @@ func (i *Index) calcHashes(ignore *Ignore) {
if val.Algo != nil { if val.Algo != nil {
algo = *val.Algo algo = *val.Algo
} }
info, err = i.calcFile(name, algo) if i.context.AddOnly {
info = &val
} else { } else {
info, err = i.calcFile(name, algo)
}
} else {
// new file
if i.readonly { if i.readonly {
info = &idxInfo{Algo: &algo} info = &idxInfo{Algo: &algo}
} else { } else {
@ -137,14 +137,14 @@ func (i *Index) checkFix(forceUpdateDmg bool) {
for name, b := range i.new { for name, b := range i.new {
if a, ok := i.cur[name]; !ok { if a, ok := i.cur[name]; !ok {
i.logFile(STATUS_NEW, name) i.logFile(STATUS_NEW, name)
i.setMod(true) i.modified = true
} else { } else {
amod := int64(a.ModTime) amod := int64(a.ModTime)
bmod := int64(b.ModTime) bmod := int64(b.ModTime)
if a.Hash != nil && b.Hash != nil && *a.Hash == *b.Hash { if a.Hash != nil && b.Hash != nil && *a.Hash == *b.Hash {
i.logFile(STATUS_OK, name) i.logFile(STATUS_OK, name)
if amod != bmod { if amod != bmod {
i.setMod(true) i.modified = true
} }
continue continue
} }
@ -155,24 +155,27 @@ func (i *Index) checkFix(forceUpdateDmg bool) {
// keep DMG entry // keep DMG entry
i.new[name] = a i.new[name] = a
} else { } else {
i.setMod(true) i.modified = true
} }
} else if amod < bmod { } else if amod < bmod {
i.logFile(STATUS_UPDATE, name) i.logFile(STATUS_UPDATE, name)
i.setMod(true) i.modified = true
} else if amod > bmod { } else if amod > bmod {
i.logFile(STATUS_UP_WARN_OLD, name) i.logFile(STATUS_UP_WARN_OLD, name)
i.setMod(true) i.modified = true
} }
} }
} }
if i.context.ShowMissing { // track missing
for name := range i.cur { for name := range i.cur {
if _, ok := i.new[name]; !ok { if _, ok := i.new[name]; !ok {
i.modified = true
if i.context.ShowMissing {
i.logFile(STATUS_MISSING, name) i.logFile(STATUS_MISSING, name)
i.setMod(true)
} }
} }
}
// dirs // dirs
m := make(map[string]bool) m := make(map[string]bool)
for _, n := range i.newDirList { for _, n := range i.newDirList {
@ -180,13 +183,18 @@ func (i *Index) checkFix(forceUpdateDmg bool) {
} }
for _, name := range i.curDirList { for _, name := range i.curDirList {
if !m[name] { if !m[name] {
i.modified = true
if i.context.ShowMissing {
i.logDir(STATUS_MISSING, name+"/") i.logDir(STATUS_MISSING, name+"/")
i.setMod(true)
} }
} }
}
if len(i.newDirList) != len(i.curDirList) {
// added
i.modified = true
}
} }
}
func (i *Index) calcFile(name string, a string) (*idxInfo, error) { func (i *Index) calcFile(name string, a string) (*idxInfo, error) {
path := filepath.Join(i.path, name) path := filepath.Join(i.path, name)
@ -231,7 +239,7 @@ func (i *Index) save() (bool, error) {
if err != nil { if err != nil {
return false, err return false, err
} }
i.setMod(false) i.modified = false
return true, nil return true, nil
} else { } else {
return false, nil return false, nil
@ -241,13 +249,11 @@ func (i *Index) save() (bool, error) {
func (i *Index) load() error { func (i *Index) load() error {
if _, err := os.Stat(i.getIndexFilepath()); err != nil { if _, err := os.Stat(i.getIndexFilepath()); err != nil {
if os.IsNotExist(err) { if os.IsNotExist(err) {
// todo
i.setMod(true)
return nil return nil
} }
return err return err
} }
i.setMod(false) i.modified = false
file, err := os.ReadFile(i.getIndexFilepath()) file, err := os.ReadFile(i.getIndexFilepath())
if err != nil { if err != nil {
return err return err
@ -269,7 +275,7 @@ func (i *Index) load() error {
} else { } else {
} }
if data.IdxHash != hashMd5(text) { if data.IdxHash != hashMd5(text) {
i.setMod(true) i.modified = true
i.logFile(STATUS_ERR_IDX, i.getIndexFilepath()) i.logFile(STATUS_ERR_IDX, i.getIndexFilepath())
} }
} else { } else {
@ -286,12 +292,12 @@ func (i *Index) load() error {
} }
} }
} }
// dirs
if data.Dir != nil { if data.Dir != nil {
slices.Sort(data.Dir) slices.Sort(data.Dir)
i.curDirList = data.Dir i.curDirList = data.Dir
if i.context.TrackDirectories && !reflect.DeepEqual(i.curDirList, i.newDirList) {
i.setMod(true)
}
} }
return nil return nil
} }

View File

@ -67,7 +67,12 @@ func setDate(filename string, r int) {
os.Chtimes(filename, date, date) os.Chtimes(filename, date, date)
} }
func genFile(dir string, a int) { func genFile(path string, size int) {
os.WriteFile(path, make([]byte, size), 0644)
setDate(path, size*size)
}
func genFiles(dir string, a int) {
os.MkdirAll(dir, 0755) os.MkdirAll(dir, 0755)
for i := 1; i <= 5; i++ { for i := 1; i <= 5; i++ {
size := a*i*wordIdx*100 + extIdx size := a*i*wordIdx*100 + extIdx
@ -78,9 +83,7 @@ func genFile(dir string, a int) {
} }
file += "." + nextExt() file += "." + nextExt()
path := filepath.Join(dir, file) genFile(filepath.Join(dir, file), size)
os.WriteFile(path, make([]byte, size), 0644)
setDate(path, size*size)
} }
} }
@ -89,11 +92,11 @@ func genDir(root string) {
for i := 1; i <= 5; i++ { for i := 1; i <= 5; i++ {
dir := filepath.Join(root, start, nextWord()) dir := filepath.Join(root, start, nextWord())
genFile(dir, 1) genFiles(dir, 1)
if wordIdx%3 == 0 { if wordIdx%3 == 0 {
dir = filepath.Join(dir, nextWord()) dir = filepath.Join(dir, nextWord())
genFile(dir, 1) genFiles(dir, 1)
} }
} }
} }
@ -115,6 +118,8 @@ func setupMiscFiles() {
genDir(root) genDir(root)
os.MkdirAll(filepath.Join(root, "day/car/empty"), 0755)
rootPeople := filepath.Join(root, "people") rootPeople := filepath.Join(root, "people")
testPeople := filepath.Join(testDir, "people") testPeople := filepath.Join(testDir, "people")
@ -137,60 +142,124 @@ func TestRoot(t *testing.T) {
tool := getCmd() tool := getCmd()
root := filepath.Join(testDir, "root") root := filepath.Join(testDir, "root")
// step1: update index // update index, no recourse
t.Run("no-recourse", func(t *testing.T) {
cmd := exec.Command(tool, "-umR", filepath.Join(root, "day/office"))
out, err := cmd.Output()
if err != nil {
t.Fatalf("failed with '%s'\n", err)
}
sout := string(out)
checkOut(t, sout, "Processed 5 files")
checkOut(t, sout, "- 1 directory was updated")
checkOut(t, sout, "- 5 file hashes were added")
checkOut(t, sout, "- 0 file hashes were updated")
checkNotOut(t, sout, "removed")
})
// update remaining index from root
t.Run("update-remaining", func(t *testing.T) {
cmd := exec.Command(tool, "-um", root) cmd := exec.Command(tool, "-um", root)
out, err := cmd.Output() out, err := cmd.Output()
if err != nil { if err != nil {
t.Fatalf("step1 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} }
sout := string(out) sout := string(out)
checkOut(t, sout, "67 directories were updated") checkOut(t, sout, "Processed 300 files")
checkOut(t, sout, "300 file hashes were added") checkOut(t, sout, "- 66 directories were updated")
checkOut(t, sout, "- 295 file hashes were added")
checkOut(t, sout, "- 0 file hashes were updated")
checkNotOut(t, sout, "removed") checkNotOut(t, sout, "removed")
})
// step2: delete files, check for missing // delete files, check for missing
t.Run("delete", func(t *testing.T) {
os.RemoveAll(filepath.Join(root, "thing/change")) os.RemoveAll(filepath.Join(root, "thing/change"))
os.Remove(filepath.Join(root, "time/hour/minute/body-information.csv")) os.Remove(filepath.Join(root, "time/hour/minute/body-information.csv"))
cmd = exec.Command(tool, "-m", root) cmd := exec.Command(tool, "-m", root)
out, err = cmd.Output() out, err := cmd.Output()
if err != nil { if err != nil {
t.Fatalf("step2 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} }
sout = string(out) sout := string(out)
checkOut(t, sout, "del /tmp/chkbit/root/thing/change/") checkOut(t, sout, "del /tmp/chkbit/root/thing/change/")
checkOut(t, sout, "2 files/directories would have been removed") checkOut(t, sout, "2 files/directories would have been removed")
})
// step2a: do not report missing without -m // do not report missing without -m
cmd = exec.Command(tool, root) t.Run("no-missing", func(t *testing.T) {
out, err = cmd.Output() cmd := exec.Command(tool, root)
out, err := cmd.Output()
if err != nil { if err != nil {
t.Fatalf("step2a failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} }
sout = string(out) sout := string(out)
checkNotOut(t, sout, "del ") checkNotOut(t, sout, "del ")
checkNotOut(t, sout, "removed") checkNotOut(t, sout, "removed")
})
// step3: check for missing and update // check for missing and update
cmd = exec.Command(tool, "-um", root) t.Run("missing", func(t *testing.T) {
out, err = cmd.Output() cmd := exec.Command(tool, "-um", root)
out, err := cmd.Output()
if err != nil { if err != nil {
t.Fatalf("step3 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} }
sout = string(out) sout := string(out)
checkOut(t, sout, "del /tmp/chkbit/root/thing/change/") checkOut(t, sout, "del /tmp/chkbit/root/thing/change/")
checkOut(t, sout, "2 files/directories have been removed") checkOut(t, sout, "2 files/directories have been removed")
})
// step4: check again // check again
t.Run("repeat", func(t *testing.T) {
for i := 0; i < 10; i++ { for i := 0; i < 10; i++ {
cmd = exec.Command(tool, "-u", root) cmd := exec.Command(tool, "-uv", root)
out, err = cmd.Output() out, err := cmd.Output()
if err != nil { if err != nil {
t.Fatalf("step4 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} }
sout = string(out) sout := string(out)
checkOut(t, sout, "Processed 289 files") checkOut(t, sout, "Processed 289 files")
checkNotOut(t, sout, "removed")
checkNotOut(t, sout, "updated")
checkNotOut(t, sout, "added")
} }
})
// add files only
t.Run("add-only", func(t *testing.T) {
genFiles(filepath.Join(root, "way/add"), 99)
genFile(filepath.Join(root, "time/add-file.txt"), 500)
// modify existing, will not be reported:
genFile(filepath.Join(root, "way/job/word-business.mp3"), 500)
cmd := exec.Command(tool, "-a", root)
out, err := cmd.Output()
if err != nil {
t.Fatalf("failed with '%s'\n", err)
}
sout := string(out)
checkOut(t, sout, "Processed 6 files")
checkOut(t, sout, "- 3 directories were updated")
checkOut(t, sout, "- 6 file hashes were added")
checkOut(t, sout, "- 0 file hashes were updated")
})
// update remaining
t.Run("update-remaining-add", func(t *testing.T) {
cmd := exec.Command(tool, "-u", root)
out, err := cmd.Output()
if err != nil {
t.Fatalf("failed with '%s'\n", err)
}
sout := string(out)
checkOut(t, sout, "Processed 295 files")
checkOut(t, sout, "- 1 directory was updated")
checkOut(t, sout, "- 0 file hashes were added")
checkOut(t, sout, "- 1 file hash was updated")
})
} }
func TestDMG(t *testing.T) { func TestDMG(t *testing.T) {
@ -216,50 +285,58 @@ func TestDMG(t *testing.T) {
t2, _ := time.Parse(time.RFC3339, "2022-02-01T12:00:00Z") t2, _ := time.Parse(time.RFC3339, "2022-02-01T12:00:00Z")
t3, _ := time.Parse(time.RFC3339, "2022-02-01T13:00:00Z") t3, _ := time.Parse(time.RFC3339, "2022-02-01T13:00:00Z")
// step1: create test and set the modified time" // create test and set the modified time"
t.Run("create", func(t *testing.T) {
os.WriteFile(testFile, []byte("foo1"), 0644) os.WriteFile(testFile, []byte("foo1"), 0644)
os.Chtimes(testFile, t2, t2) os.Chtimes(testFile, t2, t2)
cmd := exec.Command(tool, "-u", ".") cmd := exec.Command(tool, "-u", ".")
if out, err := cmd.Output(); err != nil { if out, err := cmd.Output(); err != nil {
t.Fatalf("step1 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} else { } else {
checkOut(t, string(out), "new test.txt") checkOut(t, string(out), "new test.txt")
} }
})
// step2: update test with different content & old modified (expect 'old')" // update test with different content & old modified (expect 'old')"
t.Run("expect-old", func(t *testing.T) {
os.WriteFile(testFile, []byte("foo2"), 0644) os.WriteFile(testFile, []byte("foo2"), 0644)
os.Chtimes(testFile, t1, t1) os.Chtimes(testFile, t1, t1)
cmd = exec.Command(tool, "-u", ".") cmd := exec.Command(tool, "-u", ".")
if out, err := cmd.Output(); err != nil { if out, err := cmd.Output(); err != nil {
t.Fatalf("step2 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} else { } else {
checkOut(t, string(out), "old test.txt") checkOut(t, string(out), "old test.txt")
} }
})
// step3: update test & new modified (expect 'upd')" // update test & new modified (expect 'upd')"
t.Run("expect-upd", func(t *testing.T) {
os.WriteFile(testFile, []byte("foo3"), 0644) os.WriteFile(testFile, []byte("foo3"), 0644)
os.Chtimes(testFile, t3, t3) os.Chtimes(testFile, t3, t3)
cmd = exec.Command(tool, "-u", ".") cmd := exec.Command(tool, "-u", ".")
if out, err := cmd.Output(); err != nil { if out, err := cmd.Output(); err != nil {
t.Fatalf("step3 failed with '%s'\n", err) t.Fatalf("failed with '%s'\n", err)
} else { } else {
checkOut(t, string(out), "upd test.txt") checkOut(t, string(out), "upd test.txt")
} }
})
// step4: Now update test with the same modified to simulate damage (expect DMG)" // Now update test with the same modified to simulate damage (expect DMG)"
t.Run("expect-DMG", func(t *testing.T) {
os.WriteFile(testFile, []byte("foo4"), 0644) os.WriteFile(testFile, []byte("foo4"), 0644)
os.Chtimes(testFile, t3, t3) os.Chtimes(testFile, t3, t3)
cmd = exec.Command(tool, "-u", ".") cmd := exec.Command(tool, "-u", ".")
if out, err := cmd.Output(); err != nil { if out, err := cmd.Output(); err != nil {
if cmd.ProcessState.ExitCode() != 1 { if cmd.ProcessState.ExitCode() != 1 {
t.Fatalf("step4 expected to fail with exit code 1 vs %d!", cmd.ProcessState.ExitCode()) t.Fatalf("expected to fail with exit code 1 vs %d!", cmd.ProcessState.ExitCode())
} }
checkOut(t, string(out), "DMG test.txt") checkOut(t, string(out), "DMG test.txt")
} else { } else {
t.Fatal("step4 expected to fail!") t.Fatal("expected to fail!")
} }
})
} }