github.com/timstclair/heapster@v0.20.0-alpha1/Godeps/_workspace/src/k8s.io/kubernetes/pkg/util/mount/fake.go (about)

     1  /*
     2  Copyright 2015 The Kubernetes Authors All rights reserved.
     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 mount
    18  
    19  // FakeMounter implements mount.Interface for tests.
    20  type FakeMounter struct {
    21  	MountPoints []MountPoint
    22  	Log         []FakeAction
    23  }
    24  
    25  var _ Interface = &FakeMounter{}
    26  
    27  // Values for FakeAction.Action
    28  const FakeActionMount = "mount"
    29  const FakeActionUnmount = "unmount"
    30  
    31  // FakeAction objects are logged every time a fake mount or unmount is called.
    32  type FakeAction struct {
    33  	Action string // "mount" or "unmount"
    34  	Target string // applies to both mount and unmount actions
    35  	Source string // applies only to "mount" actions
    36  	FSType string // applies only to "mount" actions
    37  }
    38  
    39  func (f *FakeMounter) ResetLog() {
    40  	f.Log = []FakeAction{}
    41  }
    42  
    43  func (f *FakeMounter) Mount(source string, target string, fstype string, options []string) error {
    44  	f.MountPoints = append(f.MountPoints, MountPoint{Device: source, Path: target, Type: fstype})
    45  	f.Log = append(f.Log, FakeAction{Action: FakeActionMount, Target: target, Source: source, FSType: fstype})
    46  	return nil
    47  }
    48  
    49  func (f *FakeMounter) Unmount(target string) error {
    50  	newMountpoints := []MountPoint{}
    51  	for _, mp := range f.MountPoints {
    52  		if mp.Path != target {
    53  			newMountpoints = append(newMountpoints, MountPoint{Device: mp.Device, Path: mp.Path, Type: mp.Type})
    54  		}
    55  	}
    56  	f.MountPoints = newMountpoints
    57  	f.Log = append(f.Log, FakeAction{Action: FakeActionUnmount, Target: target})
    58  	return nil
    59  }
    60  
    61  func (f *FakeMounter) List() ([]MountPoint, error) {
    62  	return f.MountPoints, nil
    63  }
    64  
    65  func (f *FakeMounter) IsLikelyNotMountPoint(file string) (bool, error) {
    66  	for _, mp := range f.MountPoints {
    67  		if mp.Path == file {
    68  			return false, nil
    69  		}
    70  	}
    71  	return true, nil
    72  }