kubernetes policy_none_test 源码
kubernetes policy_none_test 代码
文件路径：/pkg/kubelet/cm/topologymanager/policy_none_test.go
/*
Copyright 2019 The Kubernetes 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 topologymanager
import (
"testing"
)
func TestPolicyNoneName(t *testing.T) {
tcases := []struct {
name string
expected string
}{
{
name: "New None Policy",
expected: "none",
},
}
for _, tc := range tcases {
policy := NewNonePolicy()
if policy.Name() != tc.expected {
t.Errorf("Expected Policy Name to be %s, got %s", tc.expected, policy.Name())
}
}
}
func TestPolicyNoneCanAdmitPodResult(t *testing.T) {
tcases := []struct {
name string
hint TopologyHint
expected bool
}{
{
name: "Preferred is set to false in topology hints",
hint: TopologyHint{nil, false},
expected: true,
},
{
name: "Preferred is set to true in topology hints",
hint: TopologyHint{nil, true},
expected: true,
},
}
for _, tc := range tcases {
policy := NewNonePolicy()
result := policy.(*nonePolicy).canAdmitPodResult(&tc.hint)
if result != tc.expected {
t.Errorf("Expected result to be %t, got %t", tc.expected, result)
}
}
}
func TestPolicyNoneMerge(t *testing.T) {
tcases := []struct {
name string
providersHints []map[string][]TopologyHint
expectedHint TopologyHint
expectedAdmit bool
}{
{
name: "merged empty providers hints",
providersHints: []map[string][]TopologyHint{},
expectedHint: TopologyHint{},
expectedAdmit: true,
},
{
name: "merge with a single provider with a single preferred resource",
providersHints: []map[string][]TopologyHint{
{
"resource": {{NUMANodeAffinity: NewTestBitMask(0, 1), Preferred: true}},
},
},
expectedHint: TopologyHint{},
expectedAdmit: true,
},
{
name: "merge with a single provider with a single non-preferred resource",
providersHints: []map[string][]TopologyHint{
{
"resource": {{NUMANodeAffinity: NewTestBitMask(0, 1), Preferred: false}},
},
},
expectedHint: TopologyHint{},
expectedAdmit: true,
},
}
for _, tc := range tcases {
policy := NewNonePolicy()
result, admit := policy.Merge(tc.providersHints)
if !result.IsEqual(tc.expectedHint) || admit != tc.expectedAdmit {
t.Errorf("Test Case: %s: Expected merge hint to be %v, got %v", tc.name, tc.expectedHint, result)
}
}
}
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