mirror of
https://github.com/ceph/ceph-csi.git
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e85914fc0d
golangci-lint warns about this:
for loop can be changed to use an integer range (Go 1.22+)
(intrange)
Signed-off-by: Niels de Vos <ndevos@ibm.com>
492 lines
13 KiB
Go
492 lines
13 KiB
Go
/*
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Copyright 2022 The Ceph-CSI Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package reftracker
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import (
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"testing"
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"github.com/ceph/ceph-csi/internal/util/reftracker/radoswrapper"
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"github.com/ceph/ceph-csi/internal/util/reftracker/reftype"
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"github.com/stretchr/testify/require"
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)
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const rtName = "hello-rt"
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func TestRTAdd(t *testing.T) {
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t.Parallel()
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// Verify input validation for reftracker name.
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t.Run("AddNoName", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, "", nil)
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require.Error(ts, err)
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require.False(ts, created)
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})
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// Verify input validation for nil and empty refs.
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t.Run("AddNoRefs", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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refs := []map[string]struct{}{
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nil,
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make(map[string]struct{}),
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}
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for _, ref := range refs {
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created, err := Add(ioctx, rtName, ref)
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require.Error(ts, err)
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require.False(ts, created)
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}
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})
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// Add multiple refs in a single Add().
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t.Run("AddBulk", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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})
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// Add refs where each Add() has some of the refs overlapping
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// with the previous call.
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t.Run("AddOverlapping", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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refsTable := []map[string]struct{}{
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{"ref2": {}, "ref3": {}},
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{"ref3": {}, "ref4": {}},
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{"ref4": {}, "ref5": {}},
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}
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for _, refs := range refsTable {
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created, err = Add(ioctx, rtName, refs)
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require.NoError(ts, err)
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require.False(ts, created)
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}
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})
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}
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func TestRTRemove(t *testing.T) {
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t.Parallel()
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// Verify input validation for nil and empty refs.
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t.Run("RemoveNoRefs", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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refs := []map[string]reftype.RefType{
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nil,
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make(map[string]reftype.RefType),
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}
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for _, ref := range refs {
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created, err := Remove(ioctx, rtName, ref)
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require.Error(ts, err)
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require.False(ts, created)
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}
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})
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// Attempt to remove refs in a non-existent reftracker object should result
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// in success, with deleted=true,err=nil.
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t.Run("RemoveNotExists", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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deleted, err := Remove(ioctx, "xxx", map[string]reftype.RefType{
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"ref1": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Removing only non-existent refs should not result in reftracker object
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// deletion.
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t.Run("RemoveNonExistentRefs", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"refX": reftype.Normal,
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"refY": reftype.Normal,
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"refZ": reftype.Normal,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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})
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// Removing all refs plus some surplus should result in reftracker object
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// deletion.
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t.Run("RemoveNonExistentRefs", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"refX": reftype.Normal,
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"refY": reftype.Normal,
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"ref": reftype.Normal,
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"refZ": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Bulk removal of all refs should result in reftracker object deletion.
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t.Run("RemoveBulk", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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keys := []string{"ref1", "ref2", "ref3"}
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refsToAdd := make(map[string]struct{})
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refsToRemove := make(map[string]reftype.RefType)
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for _, k := range keys {
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refsToAdd[k] = struct{}{}
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refsToRemove[k] = reftype.Normal
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}
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created, err := Add(ioctx, rtName, refsToAdd)
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, refsToRemove)
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Removal of all refs one-by-one should result in reftracker object deletion
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// in the last Remove() call.
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t.Run("RemoveSingle", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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for _, k := range []string{"ref3", "ref2"} {
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deleted, errRemove := Remove(ioctx, rtName, map[string]reftype.RefType{
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k: reftype.Normal,
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})
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require.NoError(ts, errRemove)
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require.False(ts, deleted)
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}
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// Remove the last reference. It should remove the whole reftracker object too.
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Cycle through reftracker object twice.
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t.Run("AddRemoveAddRemove", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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refsToAdd := map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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}
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refsToRemove := map[string]reftype.RefType{
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"ref1": reftype.Normal,
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"ref2": reftype.Normal,
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"ref3": reftype.Normal,
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}
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for range 2 {
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created, err := Add(ioctx, rtName, refsToAdd)
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, refsToRemove)
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require.NoError(ts, err)
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require.True(ts, deleted)
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}
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})
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// Check for respecting idempotency by making multiple additions with overlapping keys
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// and removing only ref keys that were distinct.
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t.Run("AddOverlappingRemoveBulk", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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})
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require.True(ts, created)
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require.NoError(ts, err)
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refsTable := []map[string]struct{}{
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{"ref2": {}, "ref3": {}},
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{"ref3": {}, "ref4": {}},
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{"ref4": {}, "ref5": {}},
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}
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for _, refs := range refsTable {
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created, err = Add(ioctx, rtName, refs)
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require.False(ts, created)
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require.NoError(ts, err)
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}
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Normal,
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"ref2": reftype.Normal,
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"ref3": reftype.Normal,
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"ref4": reftype.Normal,
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"ref5": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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}
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func TestRTMask(t *testing.T) {
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t.Parallel()
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// Bulk masking all refs should result in reftracker object deletion.
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t.Run("MaskAllBulk", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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keys := []string{"ref1", "ref2", "ref3"}
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refsToAdd := make(map[string]struct{})
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refsToRemove := make(map[string]reftype.RefType)
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for _, k := range keys {
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refsToAdd[k] = struct{}{}
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refsToRemove[k] = reftype.Mask
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}
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created, err := Add(ioctx, rtName, refsToAdd)
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, refsToRemove)
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Masking all refs one-by-one should result in reftracker object deletion in
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// the last Remove() call.
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t.Run("RemoveSingle", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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for _, k := range []string{"ref3", "ref2"} {
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deleted, errRemove := Remove(ioctx, rtName, map[string]reftype.RefType{
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k: reftype.Mask,
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})
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require.NoError(ts, errRemove)
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require.False(ts, deleted)
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}
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// Remove the last reference. It should delete the whole reftracker object
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// too.
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Mask,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Bulk removing two (out of 3) refs and then masking the ref that's left
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// should result in reftracker object deletion in the last Remove() call.
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t.Run("RemoveBulkMaskSingle", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Normal,
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"ref2": reftype.Normal,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref3": reftype.Mask,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Bulk masking two (out of 3) refs and then removing the ref that's left
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// should result in reftracker object deletion in the last Remove() call.
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t.Run("MaskSingleRemoveBulk", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Mask,
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"ref2": reftype.Mask,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref3": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Verify that masking refs hides them from future Add()s.
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t.Run("MaskAndAdd", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Mask,
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"ref2": reftype.Mask,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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created, err = Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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})
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require.NoError(ts, err)
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require.False(ts, created)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref3": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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// Verify that masked refs may be removed with reftype.Normal and re-added.
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t.Run("MaskRemoveAdd", func(ts *testing.T) {
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ts.Parallel()
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ioctx := radoswrapper.NewFakeIOContext(radoswrapper.NewFakeRados())
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created, err := Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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"ref3": {},
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})
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require.NoError(ts, err)
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require.True(ts, created)
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deleted, err := Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Mask,
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"ref2": reftype.Mask,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Normal,
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"ref2": reftype.Normal,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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created, err = Add(ioctx, rtName, map[string]struct{}{
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"ref1": {},
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"ref2": {},
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})
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require.NoError(ts, err)
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require.False(ts, created)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref3": reftype.Normal,
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})
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require.NoError(ts, err)
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require.False(ts, deleted)
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deleted, err = Remove(ioctx, rtName, map[string]reftype.RefType{
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"ref1": reftype.Normal,
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"ref2": reftype.Normal,
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})
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require.NoError(ts, err)
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require.True(ts, deleted)
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})
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}
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