104 lines
2.5 KiB
Go
104 lines
2.5 KiB
Go
//go:build linux
|
|
// +build linux
|
|
|
|
/*
|
|
Copyright The containerd 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.
|
|
*/
|
|
|
|
package devmapper
|
|
|
|
import (
|
|
"os"
|
|
"testing"
|
|
|
|
"github.com/hashicorp/go-multierror"
|
|
"github.com/pelletier/go-toml"
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func TestLoadConfig(t *testing.T) {
|
|
expected := Config{
|
|
RootPath: "/tmp",
|
|
PoolName: "test",
|
|
BaseImageSize: "128Mb",
|
|
}
|
|
|
|
file, err := os.CreateTemp("", "devmapper-config-")
|
|
assert.NoError(t, err)
|
|
|
|
encoder := toml.NewEncoder(file)
|
|
err = encoder.Encode(&expected)
|
|
assert.NoError(t, err)
|
|
|
|
defer func() {
|
|
err := file.Close()
|
|
assert.NoError(t, err)
|
|
|
|
err = os.Remove(file.Name())
|
|
assert.NoError(t, err)
|
|
}()
|
|
|
|
loaded, err := LoadConfig(file.Name())
|
|
assert.NoError(t, err)
|
|
|
|
assert.Equal(t, loaded.RootPath, expected.RootPath)
|
|
assert.Equal(t, loaded.PoolName, expected.PoolName)
|
|
assert.Equal(t, loaded.BaseImageSize, expected.BaseImageSize)
|
|
assert.True(t, loaded.BaseImageSizeBytes == 128*1024*1024)
|
|
}
|
|
|
|
func TestLoadConfigInvalidPath(t *testing.T) {
|
|
_, err := LoadConfig("")
|
|
assert.Equal(t, os.ErrNotExist, err)
|
|
|
|
_, err = LoadConfig("/dev/null")
|
|
assert.NotNil(t, err)
|
|
}
|
|
|
|
func TestParseInvalidData(t *testing.T) {
|
|
config := Config{
|
|
BaseImageSize: "y",
|
|
}
|
|
|
|
err := config.parse()
|
|
assert.Error(t, err, "failed to parse base image size: 'y': invalid size: 'y'")
|
|
}
|
|
|
|
func TestFieldValidation(t *testing.T) {
|
|
config := &Config{}
|
|
err := config.Validate()
|
|
assert.NotNil(t, err)
|
|
|
|
multErr := (err).(*multierror.Error)
|
|
assert.Len(t, multErr.Errors, 4)
|
|
|
|
assert.NotNil(t, multErr.Errors[0], "pool_name is empty")
|
|
assert.NotNil(t, multErr.Errors[1], "root_path is empty")
|
|
assert.NotNil(t, multErr.Errors[2], "base_image_size is empty")
|
|
assert.NotNil(t, multErr.Errors[3], "filesystem type cannot be empty")
|
|
}
|
|
|
|
func TestExistingPoolFieldValidation(t *testing.T) {
|
|
config := &Config{
|
|
PoolName: "test",
|
|
RootPath: "test",
|
|
BaseImageSize: "10mb",
|
|
FileSystemType: "ext4",
|
|
}
|
|
|
|
err := config.Validate()
|
|
assert.NoError(t, err)
|
|
}
|