syncthing/lib/versioner/trashcan_test.go

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// Copyright (C) 2015 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package versioner
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
"time"
"github.com/syncthing/syncthing/lib/fs"
)
func TestTrashcanCleanout(t *testing.T) {
// Verify that files older than the cutoff are removed, that files newer
// than the cutoff are *not* removed, and that empty directories are
// removed (best effort).
var testcases = []struct {
file string
shouldRemove bool
}{
{"testdata/.stversions/file1", false},
{"testdata/.stversions/file2", true},
{"testdata/.stversions/keep1/file1", false},
{"testdata/.stversions/keep1/file2", false},
{"testdata/.stversions/keep2/file1", false},
{"testdata/.stversions/keep2/file2", true},
{"testdata/.stversions/keep3/keepsubdir/file1", false},
{"testdata/.stversions/remove/file1", true},
{"testdata/.stversions/remove/file2", true},
{"testdata/.stversions/remove/removesubdir/file1", true},
}
os.RemoveAll("testdata")
defer os.RemoveAll("testdata")
oldTime := time.Now().Add(-8 * 24 * time.Hour)
for _, tc := range testcases {
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os.MkdirAll(filepath.Dir(tc.file), 0777)
if err := ioutil.WriteFile(tc.file, []byte("data"), 0644); err != nil {
t.Fatal(err)
}
if tc.shouldRemove {
if err := os.Chtimes(tc.file, oldTime, oldTime); err != nil {
t.Fatal(err)
}
}
}
versioner := NewTrashcan("default", fs.NewFilesystem(fs.FilesystemTypeBasic, "testdata"), map[string]string{"cleanoutDays": "7"}).(*Trashcan)
if err := versioner.cleanoutArchive(); err != nil {
t.Fatal(err)
}
for _, tc := range testcases {
_, err := os.Lstat(tc.file)
if tc.shouldRemove && !os.IsNotExist(err) {
t.Error(tc.file, "should have been removed")
} else if !tc.shouldRemove && err != nil {
t.Error(tc.file, "should not have been removed")
}
}
if _, err := os.Lstat("testdata/.stversions/keep3"); os.IsNotExist(err) {
t.Error("directory with non empty subdirs should not be removed")
}
if _, err := os.Lstat("testdata/.stversions/remove"); !os.IsNotExist(err) {
t.Error("empty directory should have been removed")
}
}