89 lines
2.6 KiB
Go
89 lines
2.6 KiB
Go
/*
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Copyright 2018 The Kubernetes 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 state
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import (
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"os"
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"path"
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"testing"
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"github.com/stretchr/testify/require"
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"k8s.io/kubernetes/pkg/kubelet/checkpointmanager"
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"k8s.io/kubernetes/pkg/kubelet/cm/cpuset"
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)
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const compatibilityTestingCheckpoint = "cpumanager_state_compatibility_test"
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var state = &stateMemory{
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assignments: ContainerCPUAssignments{
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"pod": map[string]cpuset.CPUSet{
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"container1": cpuset.NewCPUSet(4, 5, 6),
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"container2": cpuset.NewCPUSet(1, 2, 3),
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},
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},
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defaultCPUSet: cpuset.NewCPUSet(1, 2, 3),
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}
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func TestFileToCheckpointCompatibility(t *testing.T) {
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statePath := path.Join(testingDir, compatibilityTestingCheckpoint)
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// ensure there is no previous state saved at testing path
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os.Remove(statePath)
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// ensure testing state is removed after testing
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defer os.Remove(statePath)
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fileState, err := NewFileState(statePath, "none", nil)
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if err != nil {
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t.Fatalf("could not create new file state: %v", err)
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}
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fileState.SetDefaultCPUSet(state.defaultCPUSet)
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fileState.SetCPUAssignments(state.assignments)
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restoredState, err := NewCheckpointState(testingDir, compatibilityTestingCheckpoint, "none", nil)
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if err != nil {
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t.Fatalf("could not restore file state: %v", err)
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}
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AssertStateEqual(t, restoredState, state)
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}
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func TestCheckpointToFileCompatibility(t *testing.T) {
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cpm, err := checkpointmanager.NewCheckpointManager(testingDir)
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if err != nil {
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t.Fatalf("could not create testing checkpoint manager: %v", err)
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}
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// ensure there is no previous checkpoint
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cpm.RemoveCheckpoint(compatibilityTestingCheckpoint)
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// ensure testing checkpoint is removed after testing
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defer cpm.RemoveCheckpoint(compatibilityTestingCheckpoint)
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checkpointState, err := NewCheckpointState(testingDir, compatibilityTestingCheckpoint, "none", nil)
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require.NoError(t, err)
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checkpointState.SetDefaultCPUSet(state.defaultCPUSet)
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checkpointState.SetCPUAssignments(state.assignments)
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restoredState, err := NewFileState(path.Join(testingDir, compatibilityTestingCheckpoint), "none", nil)
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if err != nil {
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t.Fatalf("could not create new file state: %v", err)
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}
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AssertStateEqual(t, restoredState, state)
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}
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