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cleaner_test.go
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cleaner_test.go
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package main
import (
"math/rand"
"os"
"path/filepath"
"strconv"
"testing"
)
// generateFiles at the given directory with prefix appended to each file
func generateFiles(t *testing.T, count int, dir, prefix string) ([]string, error) {
t.Helper()
var files []string
if err := Afero.MkdirAll(dir, 0777); err != nil {
return nil, err
}
for i := 0; i < count; i++ {
path := filepath.Join(dir, prefix+strconv.Itoa(rand.Intn(100000)))
if _, err := Afero.Create(path); err != nil {
return nil, err
}
files = append(files, path)
}
return files, nil
}
// existAll checks if all given files exist
func existAll(t *testing.T, files []string) (bool, error) {
t.Helper()
for _, file := range files {
if exists, err := Afero.Exists(file); err != nil {
return false, err
} else if !exists {
return false, nil
}
}
return true, nil
}
func TestRemoveTemp(t *testing.T) {
const count = 13
files, err := generateFiles(t, count, os.TempDir(), TempPrefix)
if err != nil {
t.Fatal("could not create files for testing")
}
if exist, err := existAll(t, files); err != nil {
t.Fatal("error while checking for files existence")
} else if !exist {
t.Fatal("files was not created")
}
removedCount, _ := RemoveTemp()
if removedCount != count {
t.Error("removed files count does not match expected count")
}
removedCount, _ = RemoveTemp()
if removedCount != 0 {
t.Error("repeated call expected to remove 0 files")
}
}
func TestRemoveCache(t *testing.T) {
cacheDir, err := os.UserCacheDir()
if err != nil {
t.Fatal(err)
}
cacheDir = filepath.Join(cacheDir, CachePrefix)
const count = 13
files, err := generateFiles(t, count, cacheDir, "")
if err != nil {
t.Fatal("could not create files for testing", err)
}
if exist, err := existAll(t, files); err != nil {
t.Fatal("error while checking for files existence")
} else if !exist {
t.Fatal("files was not created")
}
countNested, err := os.ReadDir(cacheDir)
if err != nil {
t.Fatal(err)
}
removedCount, _ := RemoveCache()
if removedCount != len(countNested) {
t.Error("removed files count does not match expected count")
}
removedCount, _ = RemoveCache()
if removedCount != 0 {
t.Error("repeated call expected to remove 0 files")
}
}