148 lines
3.3 KiB
Go
148 lines
3.3 KiB
Go
package resource_test
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import (
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"testing"
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"github.com/derailed/k9s/internal/k8s"
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"github.com/derailed/k9s/internal/resource"
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m "github.com/petergtz/pegomock"
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"github.com/stretchr/testify/assert"
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v1 "k8s.io/api/core/v1"
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res "k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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mv1beta1 "k8s.io/metrics/pkg/apis/metrics/v1beta1"
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v1beta1 "k8s.io/metrics/pkg/apis/metrics/v1beta1"
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)
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func TestNodeListAccess(t *testing.T) {
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ns := "blee"
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l := resource.NewNodeList(resource.AllNamespaces)
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l.SetNamespace(ns)
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assert.Equal(t, resource.NotNamespaced, l.GetNamespace())
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assert.Equal(t, "no", l.GetName())
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for _, a := range []int{resource.ViewAccess} {
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assert.True(t, l.Access(a))
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}
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}
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func TestNodeFields(t *testing.T) {
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r := newNode().Fields("blee")
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assert.Equal(t, "fred", r[0])
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}
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func TestNodeMarshal(t *testing.T) {
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setup(t)
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mx := NewMockMetricsServer()
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// m.When(mx.NodesMetrics([]v1.Node{*k8sNode()})).
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// ThenReturn(map[string]k8s.RawMetric{"fred": {}}, nil)
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ca := NewMockCaller()
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m.When(ca.Get("blee", "fred")).ThenReturn(k8sNode(), nil)
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cm := resource.NewNodeWithArgs(ca, mx)
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ma, err := cm.Marshal("blee/fred")
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ca.VerifyWasCalledOnce().Get("blee", "fred")
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assert.Nil(t, err)
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assert.Equal(t, noYaml(), ma)
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}
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func TestNodeListData(t *testing.T) {
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setup(t)
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mockServer := NewMockMetricsServer()
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m.When(mockServer.HasMetrics()).ThenReturn(true)
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m.When(mockServer.FetchNodesMetrics()).
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ThenReturn([]mv1beta1.NodeMetrics{makeMxNode("fred", "100m", "100Mi")}, nil)
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ca := NewMockCaller()
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m.When(ca.List("-")).ThenReturn(k8s.Collection{*k8sNode()}, nil)
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l := resource.NewNodeListWithArgs("", resource.NewNodeWithArgs(ca, mockServer))
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// Make sure we can get deltas!
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for i := 0; i < 2; i++ {
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err := l.Reconcile()
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assert.Nil(t, err)
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}
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ca.VerifyWasCalled(m.Times(2)).List("-")
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td := l.Data()
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assert.Equal(t, 1, len(td.Rows))
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assert.Equal(t, resource.NotNamespaced, l.GetNamespace())
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row, ok := td.Rows["fred"]
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assert.True(t, ok)
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assert.Equal(t, 12, len(row.Deltas))
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for _, d := range row.Deltas {
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assert.Equal(t, "", d)
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}
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assert.Equal(t, resource.Row{"fred"}, row.Fields[:1])
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}
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// Helpers...
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func k8sNode() *v1.Node {
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return &v1.Node{
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ObjectMeta: metav1.ObjectMeta{
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Name: "fred",
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CreationTimestamp: metav1.Time{Time: testTime()},
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},
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Spec: v1.NodeSpec{},
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Status: v1.NodeStatus{
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Addresses: []v1.NodeAddress{
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{Address: "1.1.1.1"},
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},
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},
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}
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}
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func makeMxNode(name, cpu, mem string) mv1beta1.NodeMetrics {
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return v1beta1.NodeMetrics{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Usage: makeRes(cpu, mem),
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}
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}
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func makeRes(c, m string) v1.ResourceList {
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cpu, _ := res.ParseQuantity(c)
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mem, _ := res.ParseQuantity(m)
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return v1.ResourceList{
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v1.ResourceCPU: cpu,
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v1.ResourceMemory: mem,
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}
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}
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func newNode() resource.Columnar {
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return resource.NewNode().NewInstance(k8sNode())
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}
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func noYaml() string {
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return `apiVersion: v1
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kind: Node
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metadata:
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creationTimestamp: "2018-12-14T17:36:43Z"
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name: fred
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spec: {}
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status:
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addresses:
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- address: 1.1.1.1
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type: ""
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daemonEndpoints:
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kubeletEndpoint:
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Port: 0
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nodeInfo:
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architecture: ""
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bootID: ""
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containerRuntimeVersion: ""
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kernelVersion: ""
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kubeProxyVersion: ""
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kubeletVersion: ""
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machineID: ""
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operatingSystem: ""
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osImage: ""
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systemUUID: ""
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`
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}
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