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Fix the apiserver panic caused by adding a container when updating a pod

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add unit test

refactor:  Merge the test cases into TestMarkPodProposedForResize.

chore:  Add the comment and fix the test names
This commit is contained in:
zhifei92
2024-09-11 16:11:21 +08:00
committed by zhangzhifei16
parent ce47f7b416
commit 5c01709387
2 changed files with 188 additions and 0 deletions
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183
pkg/api/pod/util_test.go
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@@ -3036,6 +3036,189 @@ func TestMarkPodProposedForResize(t *testing.T) {
},
},
},
{
desc: "the number of containers in the pod has increased; no action should be taken.",
newPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
{
Name: "c2",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("300m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("400m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
{
Name: "c2",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
oldPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
},
},
},
expectedPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
{
Name: "c2",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("300m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("400m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
{
Name: "c2",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
},
{
desc: "the number of containers in the pod has decreased; no action should be taken.",
newPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
},
},
},
oldPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
{
Name: "c2",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("300m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
{
Name: "c2",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
expectedPod: &api.Pod{
Spec: api.PodSpec{
Containers: []api.Container{
{
Name: "c1",
Image: "image",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
Limits: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")},
},
},
},
},
Status: api.PodStatus{
ContainerStatuses: []api.ContainerStatus{
{
Name: "c1",
Image: "image",
AllocatedResources: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")},
},
},
},
},
},
}
for _, tc := range testCases {
t.Run(tc.desc, func(t *testing.T) {