github.com/coreos/mantle@v0.13.0/system/mount_linux_test.go (about)

     1  // Copyright 2015 CoreOS, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package system
    16  
    17  import (
    18  	"syscall"
    19  	"testing"
    20  )
    21  
    22  func TestSplitFlags(t *testing.T) {
    23  	data := []struct {
    24  		opts  string
    25  		flags uintptr
    26  		extra string
    27  	}{
    28  		{"", 0, ""},
    29  		{"nodev,nosuid,mode=755", syscall.MS_NOSUID | syscall.MS_NODEV, "mode=755"},
    30  		{"mode=755,other", 0, "mode=755,other"},
    31  		{"mode=755,nodev,other", syscall.MS_NODEV, "mode=755,other"},
    32  	}
    33  
    34  	for _, d := range data {
    35  		f, e := splitFlags(d.opts)
    36  		if f != d.flags {
    37  			t.Errorf("bad flags for %q, got 0x%x wanted 0x%x", d.opts, f, d.flags)
    38  		}
    39  		if e != d.extra {
    40  			t.Errorf("bad extra for %q, got %q wanted %q", d.opts, e, d.extra)
    41  		}
    42  	}
    43  }