forked from rook/rook
Madhu Rajanna
1bb5e1bab2
YamlToContainerResource can be used to convert the raw string data to the array of ContainerResource. the ContainerResource can be applied to the pod container resources request and limits. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
123 lines
3.4 KiB
Go
123 lines
3.4 KiB
Go
/*
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Copyright 2017 The Rook Authors. All rights reserved.
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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 k8sutil for Kubernetes helpers.
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package k8sutil
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestMergeResourceRequirements(t *testing.T) {
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first := v1.ResourceRequirements{}
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second := v1.ResourceRequirements{}
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result := MergeResourceRequirements(first, second)
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// Both are 0 because first and second don't have a value set, so there is nothing to merge
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assert.Equal(t, 0, len(result.Limits))
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assert.Equal(t, 0, len(result.Requests))
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first = v1.ResourceRequirements{}
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second = v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(100.0, resource.BinarySI),
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},
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Requests: v1.ResourceList{
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v1.ResourceMemory: *resource.NewQuantity(1337.0, resource.BinarySI),
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},
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}
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result = MergeResourceRequirements(first, second)
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assert.Equal(t, 1, len(result.Limits))
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assert.Equal(t, 1, len(result.Requests))
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assert.Equal(t, "100", result.Limits.Cpu().String())
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assert.Equal(t, "1337", result.Requests.Memory().String())
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first = v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(42.0, resource.BinarySI),
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},
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}
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second = v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(100.0, resource.BinarySI),
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},
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Requests: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(100.0, resource.BinarySI),
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v1.ResourceMemory: *resource.NewQuantity(1337.0, resource.BinarySI),
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},
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}
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result = MergeResourceRequirements(first, second)
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assert.Equal(t, 1, len(result.Limits))
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assert.Equal(t, 2, len(result.Requests))
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assert.Equal(t, "42", result.Limits.Cpu().String())
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assert.Equal(t, "1337", result.Requests.Memory().String())
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}
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func TestOwnerRefCheck(t *testing.T) {
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namespace := "ns"
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resource := &v1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{
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Name: "myresource",
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Namespace: namespace,
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},
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Data: map[string]string{},
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}
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ownerRef := &metav1.OwnerReference{Name: "myref"}
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// test that the ownerref is set
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SetOwnerRef(&resource.ObjectMeta, ownerRef)
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require.Equal(t, 1, len(resource.OwnerReferences))
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assert.Equal(t, ownerRef.Name, resource.OwnerReferences[0].Name)
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}
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func TestYamlToContainerResource(t *testing.T) {
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var validData string = `
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- name: rbdplugin
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resource:
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requests:
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memory: 512Mi
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cpu: 250m
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limits:
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memory: 512Mi
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cpu: 250m
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- name: rbdplugin
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resource:
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requests:
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memory: 512Mi
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cpu: 250m
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limits:
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memory: 512Mi
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cpu: 250m`
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res, err := YamlToContainerResource(validData)
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assert.Len(t, res, 2)
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assert.NoError(t, err)
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var invalidData string = `
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invalid:
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data: 512Mi
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invalid:
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memry: 512Mi
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cpu: 250m`
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res, err = YamlToContainerResource(invalidData)
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assert.Len(t, res, 0)
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assert.Error(t, err)
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}
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