136 lines
4.2 KiB
Go
136 lines
4.2 KiB
Go
/*
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© Copyright IBM Corporation 2017
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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 main
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import (
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"strings"
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"testing"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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var namespace = "default"
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// Prior to running this test, a Persistent Volume must be created
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func TestHelmPredefinedVolume(t *testing.T) {
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cs := kubeLogin(t)
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release := strings.ToLower(t.Name())
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if !volumesAvailable(t, cs) {
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t.Skipf("Skipping test because no persistent volumes were found")
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}
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helmInstall(t, cs, release, "license=accept", "persistence.useDynamicProvisioning=false")
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defer helmDelete(t, cs, release)
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defer helmDeletePVC(t, cs, release)
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waitForReady(t, cs, release)
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}
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func TestHelmStorageClass(t *testing.T) {
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cs := kubeLogin(t)
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release := strings.ToLower(t.Name())
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assertKubeVersion(t, cs, 1, 6)
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if !storageClassesDefined(t, cs) {
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t.Skipf("Skipping test because no storage classes were found")
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}
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helmInstall(t, cs, release, "license=accept", "persistence.useDynamicProvisioning=true")
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defer helmDelete(t, cs, release)
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defer helmDeletePVC(t, cs, release)
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waitForReady(t, cs, release)
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}
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func TestPersistenceDisabled(t *testing.T) {
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cs := kubeLogin(t)
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release := strings.ToLower(t.Name())
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helmInstall(t, cs, release, "license=accept", "persistence.enabled=false")
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defer helmDelete(t, cs, release)
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waitForReady(t, cs, release)
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// Check that no PVCs were created
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pvcs, err := cs.CoreV1().PersistentVolumeClaims(namespace).List(metav1.ListOptions{
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LabelSelector: "release=" + release,
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})
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if err != nil {
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t.Fatal(err)
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}
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if len(pvcs.Items) > 0 {
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t.Errorf("Expected no PVC, found %v (%+v)", len(pvcs.Items), pvcs.Items)
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}
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}
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// TestPassThroughValues tests several values which are set when installing
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// the Helm chart, and should be passed straight through to Kubernetes
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func TestPassThroughValues(t *testing.T) {
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cs := kubeLogin(t)
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release := strings.ToLower(t.Name())
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queueManagerName := "foo"
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requestCPU := "501m"
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requestMem := "501Mi"
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limitCPU := "502m"
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limitMem := "502Mi"
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helmInstall(t, cs, release,
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"license=accept",
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"persistence.enabled=false",
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"resources.requests.cpu="+requestCPU,
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"resources.requests.memory="+requestMem,
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"resources.limits.cpu="+limitCPU,
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"resources.limits.memory="+limitMem,
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"queueManager.name="+queueManagerName,
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)
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defer helmDelete(t, cs, release)
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waitForReady(t, cs, release)
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pods := getPodsForHelmRelease(t, cs, release)
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pod := pods.Items[0]
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t.Run("resources.requests.cpu", func(t *testing.T) {
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cpu := pod.Spec.Containers[0].Resources.Requests.Cpu()
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if cpu.String() != requestCPU {
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t.Errorf("Expected requested CPU to be %v, got %v", requestCPU, cpu.String())
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}
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})
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t.Run("resources.requests.memory", func(t *testing.T) {
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mem := pod.Spec.Containers[0].Resources.Requests.Memory()
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if mem.String() != requestMem {
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t.Errorf("Expected requested memory to be %v, got %v", requestMem, mem.String())
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}
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})
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t.Run("resources.limits.cpu", func(t *testing.T) {
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cpu := pod.Spec.Containers[0].Resources.Limits.Cpu()
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if cpu.String() != limitCPU {
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t.Errorf("Expected CPU limits to be %v, got %v", limitCPU, cpu.String())
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}
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})
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t.Run("resources.limits.memory", func(t *testing.T) {
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mem := pod.Spec.Containers[0].Resources.Limits.Memory()
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if mem.String() != limitMem {
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t.Errorf("Expected memory to be %v, got %v", limitMem, mem.String())
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}
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})
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t.Run("queueManager.name", func(t *testing.T) {
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out, _, err := kubeExec(t, pod.Name, "dspmq", "-n")
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if err != nil {
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t.Fatal(err)
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}
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// Example output of `dspmq -n`:
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// QMNAME(qm1) STATUS(RUNNING)
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n := strings.Fields(out)[0]
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n = strings.Split(n, "(")[1]
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n = strings.Trim(n, "() ")
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t.Logf("Queue manager name detected: %v", n)
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if n != queueManagerName {
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t.Errorf("Expected queue manager name to be %v, got %v", queueManagerName, n)
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}
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})
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}
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