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package fileop
import (
"fmt"
"math/rand"
"os"
"testing"
"time"
)
func init() {
rand.Seed(time.Now().UnixNano())
}
func RandomString(n int) string {
var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")
s := make([]rune, n)
for i := range s {
s[i] = letters[rand.Intn(len(letters))]
}
return string(s)
}
func createFolder() (tmp string) {
tmp = fmt.Sprintf("/tmp/%s", RandomString(10))
err := os.Mkdir(tmp, 0755)
if err != nil {
fmt.Println(err.Error())
}
return
}
func appendEmptyFile(path string) (fullPath string) {
fullPath = fmt.Sprintf("%s/%s", path, RandomString(10))
os.OpenFile(fullPath, os.O_RDONLY|os.O_CREATE, 0666)
return
}
func createEmptyFile(path string) {
os.OpenFile(path, os.O_RDONLY|os.O_CREATE, 0666)
}
func createTmpFile() (fullPath string) {
path := createFolder()
fullPath = appendEmptyFile(path)
return
}
func TestMove(t *testing.T) {
src := createTmpFile()
dest := fmt.Sprintf("/tmp/%s", RandomString(10))
c := Move()
c <- &MoveCommand{Source: src, Destination: dest}
close(c)
if _, err := os.Stat(dest); err != nil {
t.Errorf("File %s not moved to %s", src, dest)
}
}
func TestWalk(t *testing.T) {
fileCount := 1000
folder := createFolder()
files := map[string]struct{}{}
walkedFiles := map[string]struct{}{}
for i := 0; i < fileCount; i++ {
files[appendEmptyFile(folder)] = struct{}{}
}
c := WalkFolder(folder)
for file := range c {
walkedFiles[file] = struct{}{}
}
for k := range files {
_, ok := walkedFiles[k]
if !ok {
t.Errorf("File %s was not walked", k)
}
}
}
func TestCalculateSHA256(t *testing.T) {
sh256, _ := CalculateSHA256("test_file.txt")
if sh256 != "027cc886f9b8c866f932ef8b8da9a32f0857ef8e16ec98dd2797021b34623b88" {
t.Errorf("Wrong sh256 hash, given %s", sh256)
}
}
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