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// Copyright 2020 CUE Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package path
import (
"flag"
"fmt"
goos "os"
"os/exec"
"reflect"
"strings"
"testing"
)
func TestWinSplitListTestsAreValid(t *testing.T) {
comspec := goos.Getenv("ComSpec")
if comspec == "" {
t.Fatal("%ComSpec% must be set")
}
for ti, tt := range winsplitlisttests {
testWinSplitListTestIsValid(t, ti, tt, comspec)
}
}
func testWinSplitListTestIsValid(t *testing.T, ti int, tt SplitListTest,
comspec string) {
const (
cmdfile = `printdir.cmd`
perm = 0700
)
tmp := t.TempDir()
for i, d := range tt.result {
if d == "" {
continue
}
if cd := Clean(d, Windows); VolumeName(cd, Windows) != "" ||
cd[0] == '\\' || cd == ".." || (len(cd) >= 3 && cd[0:3] == `..\`) {
t.Errorf("%d,%d: %#q refers outside working directory", ti, i, d)
return
}
dd := Join([]string{tmp, d}, Windows)
if _, err := goos.Stat(dd); err == nil {
t.Errorf("%d,%d: %#q already exists", ti, i, d)
return
}
if err := goos.MkdirAll(dd, perm); err != nil {
t.Errorf("%d,%d: MkdirAll(%#q) failed: %v", ti, i, dd, err)
return
}
fn, data := Join([]string{dd, cmdfile}, Windows), []byte("@echo "+d+"\r\n")
if err := goos.WriteFile(fn, data, perm); err != nil {
t.Errorf("%d,%d: WriteFile(%#q) failed: %v", ti, i, fn, err)
return
}
}
// on some systems, SystemRoot is required for cmd to work
systemRoot := goos.Getenv("SystemRoot")
for i, d := range tt.result {
if d == "" {
continue
}
exp := []byte(d + "\r\n")
cmd := &exec.Cmd{
Path: comspec,
Args: []string{`/c`, cmdfile},
Env: []string{`Path=` + systemRoot + "/System32;" + tt.list, `SystemRoot=` + systemRoot},
Dir: tmp,
}
out, err := cmd.CombinedOutput()
switch {
case err != nil:
t.Errorf("%d,%d: execution error %v\n%q", ti, i, err, out)
return
case !reflect.DeepEqual(out, exp):
t.Errorf("%d,%d: expected %#q, got %#q", ti, i, exp, out)
return
default:
// unshadow cmdfile in next directory
err = goos.Remove(Join([]string{tmp, d, cmdfile}, Windows))
if err != nil {
t.Fatalf("Remove test command failed: %v", err)
}
}
}
}
// checkVolume8dot3Setting runs "fsutil 8dot3name query c:" command
// (where c: is vol parameter) to discover "8dot3 name creation state".
// The state is combination of 2 flags. The global flag controls if it
// is per volume or global setting:
//
// 0 - Enable 8dot3 name creation on all volumes on the system
// 1 - Disable 8dot3 name creation on all volumes on the system
// 2 - Set 8dot3 name creation on a per volume basis
// 3 - Disable 8dot3 name creation on all volumes except the system volume
//
// If global flag is set to 2, then per-volume flag needs to be examined:
//
// 0 - Enable 8dot3 name creation on this volume
// 1 - Disable 8dot3 name creation on this volume
//
// checkVolume8dot3Setting verifies that "8dot3 name creation" flags
// are set to 2 and 0, if enabled parameter is true, or 2 and 1, if enabled
// is false. Otherwise checkVolume8dot3Setting returns error.
func checkVolume8dot3Setting(vol string, enabled bool) error {
// It appears, on some systems "fsutil 8dot3name query ..." command always
// exits with error. Ignore exit code, and look at fsutil output instead.
out, _ := exec.Command("fsutil", "8dot3name", "query", vol).CombinedOutput()
// Check that system has "Volume level setting" set.
expected := "The registry state of NtfsDisable8dot3NameCreation is 2, the default (Volume level setting)"
if !strings.Contains(string(out), expected) {
// Windows 10 version of fsutil has different output message.
expectedWindow10 := "The registry state is: 2 (Per volume setting - the default)"
if !strings.Contains(string(out), expectedWindow10) {
return fmt.Errorf("fsutil output should contain %q, but is %q", expected, string(out))
}
}
// Now check the volume setting.
expected = "Based on the above two settings, 8dot3 name creation is %s on %s"
if enabled {
expected = fmt.Sprintf(expected, "enabled", vol)
} else {
expected = fmt.Sprintf(expected, "disabled", vol)
}
if !strings.Contains(string(out), expected) {
return fmt.Errorf("unexpected fsutil output: %q", string(out))
}
return nil
}
func setVolume8dot3Setting(vol string, enabled bool) error {
cmd := []string{"fsutil", "8dot3name", "set", vol}
if enabled {
cmd = append(cmd, "0")
} else {
cmd = append(cmd, "1")
}
// It appears, on some systems "fsutil 8dot3name set ..." command always
// exits with error. Ignore exit code, and look at fsutil output instead.
out, _ := exec.Command(cmd[0], cmd[1:]...).CombinedOutput()
if string(out) != "\r\nSuccessfully set 8dot3name behavior.\r\n" {
// Windows 10 version of fsutil has different output message.
expectedWindow10 := "Successfully %s 8dot3name generation on %s\r\n"
if enabled {
expectedWindow10 = fmt.Sprintf(expectedWindow10, "enabled", vol)
} else {
expectedWindow10 = fmt.Sprintf(expectedWindow10, "disabled", vol)
}
if string(out) != expectedWindow10 {
return fmt.Errorf("%v command failed: %q", cmd, string(out))
}
}
return nil
}
var runFSModifyTests = flag.Bool("run_fs_modify_tests", false, "run tests which modify filesystem parameters")
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