github.com/rita33cool1/iot-system-gateway@v0.0.0-20200911033302-e65bde238cc5/docker-engine/volume/store/db_test.go (about)

     1  package store
     2  
     3  import (
     4  	"io/ioutil"
     5  	"os"
     6  	"path/filepath"
     7  	"testing"
     8  	"time"
     9  
    10  	"github.com/boltdb/bolt"
    11  	"github.com/gotestyourself/gotestyourself/assert"
    12  	is "github.com/gotestyourself/gotestyourself/assert/cmp"
    13  )
    14  
    15  func TestSetGetMeta(t *testing.T) {
    16  	t.Parallel()
    17  
    18  	dir, err := ioutil.TempDir("", "test-set-get")
    19  	assert.NilError(t, err)
    20  	defer os.RemoveAll(dir)
    21  
    22  	db, err := bolt.Open(filepath.Join(dir, "db"), 0600, &bolt.Options{Timeout: 1 * time.Second})
    23  	assert.NilError(t, err)
    24  
    25  	store := &VolumeStore{db: db}
    26  
    27  	_, err = store.getMeta("test")
    28  	assert.Assert(t, is.ErrorContains(err, ""))
    29  
    30  	err = db.Update(func(tx *bolt.Tx) error {
    31  		_, err := tx.CreateBucket(volumeBucketName)
    32  		return err
    33  	})
    34  	assert.NilError(t, err)
    35  
    36  	meta, err := store.getMeta("test")
    37  	assert.NilError(t, err)
    38  	assert.DeepEqual(t, volumeMetadata{}, meta)
    39  
    40  	testMeta := volumeMetadata{
    41  		Name:    "test",
    42  		Driver:  "fake",
    43  		Labels:  map[string]string{"a": "1", "b": "2"},
    44  		Options: map[string]string{"foo": "bar"},
    45  	}
    46  	err = store.setMeta("test", testMeta)
    47  	assert.NilError(t, err)
    48  
    49  	meta, err = store.getMeta("test")
    50  	assert.NilError(t, err)
    51  	assert.DeepEqual(t, testMeta, meta)
    52  }