github.com/avfs/avfs@v0.33.1-0.20240303173310-c6ba67c33eb7/umask_test.go (about)

     1  //
     2  //  Copyright 2023 The AVFS authors
     3  //
     4  //  Licensed under the Apache License, Version 2.0 (the "License");
     5  //  you may not use this file except in compliance with the License.
     6  //  You may obtain a copy of the License at
     7  //
     8  //  	http://www.apache.org/licenses/LICENSE-2.0
     9  //
    10  //  Unless required by applicable law or agreed to in writing, software
    11  //  distributed under the License is distributed on an "AS IS" BASIS,
    12  //  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  //  See the License for the specific language governing permissions and
    14  //  limitations under the License.
    15  //
    16  
    17  package avfs_test
    18  
    19  import (
    20  	"io/fs"
    21  	"testing"
    22  
    23  	"github.com/avfs/avfs"
    24  )
    25  
    26  // TestUMaskOS tests Umask functions for the current OS.
    27  func TestUMaskOS(t *testing.T) {
    28  	const (
    29  		linuxUMask   = fs.FileMode(0o22)
    30  		windowsUMask = fs.FileMode(0o111)
    31  		testUMask    = fs.FileMode(0o77)
    32  	)
    33  
    34  	saveUMask := avfs.UMask()
    35  	defer func() { _ = avfs.SetUMask(saveUMask) }()
    36  
    37  	defaultUMask := linuxUMask
    38  	if avfs.CurrentOSType() == avfs.OsWindows {
    39  		defaultUMask = windowsUMask
    40  	}
    41  
    42  	wantedUMask := defaultUMask
    43  
    44  	umask := avfs.UMask()
    45  	if umask != wantedUMask {
    46  		t.Errorf("UMask : want OS umask %o, got %o", wantedUMask, umask)
    47  	}
    48  
    49  	_ = avfs.SetUMask(testUMask)
    50  
    51  	umask = avfs.UMask()
    52  	if umask != testUMask {
    53  		t.Errorf("UMask : want test umask %o, got %o", testUMask, umask)
    54  	}
    55  
    56  	_ = avfs.SetUMask(defaultUMask)
    57  
    58  	umask = avfs.UMask()
    59  	if umask != defaultUMask {
    60  		t.Errorf("UMask : want OS umask %o, got %o", defaultUMask, umask)
    61  	}
    62  }