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ceph-csi/internal/rbd/controllerserver_test.go
Madhu Rajanna 4b57cc3ec5 rbd: add support for rbd striping
RBD supports creating rbd images with
object size, stripe unit and stripe count
to support striping. This PR adds the support
for the same.

More details about striping at
https://docs.ceph.com/en/quincy/man/8/rbd/#striping

fixes: 

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
2022-06-09 18:59:00 +00:00

89 lines
2.0 KiB
Go

/*
Copyright 2022 The Ceph-CSI 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 rbd
import "testing"
func TestValidateStriping(t *testing.T) {
t.Parallel()
tests := []struct {
name string
parameters map[string]string
wantErr bool
}{
{
name: "when stripeUnit is not specified",
parameters: map[string]string{
"stripeUnit": "",
"stripeCount": "10",
"objectSize": "2",
},
wantErr: true,
},
{
name: "when stripeCount is not specified",
parameters: map[string]string{
"stripeUnit": "4096",
"stripeCount": "",
"objectSize": "2",
},
wantErr: true,
},
{
name: "when objectSize is not power of 2",
parameters: map[string]string{
"stripeUnit": "4096",
"stripeCount": "8",
"objectSize": "3",
},
wantErr: true,
},
{
name: "when objectSize is 0",
parameters: map[string]string{
"stripeUnit": "4096",
"stripeCount": "8",
"objectSize": "0",
},
wantErr: true,
},
{
name: "when valid stripe parameters are specified",
parameters: map[string]string{
"stripeUnit": "4096",
"stripeCount": "8",
"objectSize": "131072",
},
wantErr: false,
},
{
name: "when no stripe parameters are specified",
parameters: map[string]string{},
wantErr: false,
},
}
for _, tt := range tests {
ts := tt
t.Run(ts.name, func(t *testing.T) {
t.Parallel()
if err := validateStriping(ts.parameters); (err != nil) != ts.wantErr {
t.Errorf("validateStriping() error = %v, wantErr %v", err, ts.wantErr)
}
})
}
}