go-ceph/rbd/snap_group_namespace_test.go

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//go:build ceph_preview
package rbd
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestGetSnapGroupNamespace(t *testing.T) {
conn := radosConnect(t)
defer conn.Shutdown()
poolname := GetUUID()
err := conn.MakePool(poolname)
require.NoError(t, err)
defer conn.DeletePool(poolname)
ioctx, err := conn.OpenIOContext(poolname)
require.NoError(t, err)
defer ioctx.Destroy()
imageName := "parent"
groupName := "myGroup"
groupSnapName := "myGroupSnap"
options := NewRbdImageOptions()
defer options.Destroy()
err = options.SetUint64(ImageOptionOrder, uint64(testImageOrder))
assert.NoError(t, err)
err = options.SetUint64(ImageOptionFeatures, 1)
assert.NoError(t, err)
err = CreateImage(ioctx, imageName, testImageSize, options)
assert.NoError(t, err)
img, err := OpenImage(ioctx, imageName, NoSnapshot)
assert.NoError(t, err)
defer func() {
assert.NoError(t, img.Close())
assert.NoError(t, img.Remove())
}()
err = GroupCreate(ioctx, groupName)
require.NoError(t, err)
defer func() {
assert.NoError(t, GroupRemove(ioctx, groupName))
}()
err = GroupImageAdd(ioctx, groupName, ioctx, imageName)
require.NoError(t, err)
defer func() {
assert.NoError(t, GroupImageRemove(ioctx, groupName, ioctx, imageName))
}()
err = GroupSnapCreate(ioctx, groupName, groupSnapName)
require.NoError(t, err)
defer func() {
assert.NoError(t, GroupSnapRemove(ioctx, groupName, groupSnapName))
}()
// Take the details of the 1st snapshot of the image.
snapInfoList, err := img.GetSnapshotNames()
assert.NoError(t, err)
snapInfo := snapInfoList[0]
assert.Positive(t, snapInfo.Id)
assert.Regexp(t, "^\\.group\\.", snapInfo.Name)
// The snapshot is expected to be in the 'group' namespace.
nsType, err := img.GetSnapNamespaceType(snapInfo.Id)
assert.NoError(t, err)
assert.Equal(t, nsType, SnapNamespaceTypeGroup)
// Get the info from the snapshot in the group.
sgn, err := img.GetSnapGroupNamespace(snapInfo.Id)
assert.NoError(t, err)
require.NotNil(t, sgn)
assert.Equal(t, groupName, sgn.GroupName)
// Negative testing follows.
invalidSnapID := uint64(22)
t.Run("InvalidSnapID", func(t *testing.T) {
_, err := img.GetSnapGroupNamespace(invalidSnapID)
assert.Error(t, err)
})
t.Run("InvalidImage", func(t *testing.T) {
invalidImgName := GetUUID()
invalidImg := GetImage(ioctx, invalidImgName)
_, err := invalidImg.GetSnapGroupNamespace(invalidSnapID)
assert.Error(t, err)
})
}