mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-03 19:58:17 +00:00
267 lines
7.4 KiB
Go
267 lines
7.4 KiB
Go
/*
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Copyright 2014 Google Inc. 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 kubectl
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import (
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"bytes"
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"fmt"
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"reflect"
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"strings"
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"testing"
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"time"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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type describeClient struct {
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T *testing.T
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Namespace string
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Err error
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*client.Fake
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}
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func init() {
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api.ForTesting_ReferencesAllowBlankSelfLinks = true
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}
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func TestDescribePod(t *testing.T) {
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fake := &client.Fake{}
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c := &describeClient{T: t, Namespace: "foo", Fake: fake}
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d := PodDescriber{c}
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out, err := d.Describe("foo", "bar")
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "bar") || !strings.Contains(out, "Status:") {
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t.Errorf("unexpected out: %s", out)
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}
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}
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func TestDescribeService(t *testing.T) {
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fake := &client.Fake{}
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c := &describeClient{T: t, Namespace: "foo", Fake: fake}
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d := ServiceDescriber{c}
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out, err := d.Describe("foo", "bar")
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "Labels:") || !strings.Contains(out, "bar") {
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t.Errorf("unexpected out: %s", out)
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}
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}
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func TestPodDescribeResultsSorted(t *testing.T) {
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// Arrange
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fake := &client.Fake{
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EventsList: api.EventList{
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Items: []api.Event{
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{
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Source: api.EventSource{Component: "kubelet"},
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Message: "Item 1",
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FirstTimestamp: util.NewTime(time.Date(2014, time.January, 15, 0, 0, 0, 0, time.UTC)),
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LastTimestamp: util.NewTime(time.Date(2014, time.January, 15, 0, 0, 0, 0, time.UTC)),
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Count: 1,
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},
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{
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Source: api.EventSource{Component: "scheduler"},
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Message: "Item 2",
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FirstTimestamp: util.NewTime(time.Date(1987, time.June, 17, 0, 0, 0, 0, time.UTC)),
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LastTimestamp: util.NewTime(time.Date(1987, time.June, 17, 0, 0, 0, 0, time.UTC)),
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Count: 1,
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},
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{
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Source: api.EventSource{Component: "kubelet"},
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Message: "Item 3",
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FirstTimestamp: util.NewTime(time.Date(2002, time.December, 25, 0, 0, 0, 0, time.UTC)),
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LastTimestamp: util.NewTime(time.Date(2002, time.December, 25, 0, 0, 0, 0, time.UTC)),
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Count: 1,
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},
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},
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},
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}
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c := &describeClient{T: t, Namespace: "foo", Fake: fake}
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d := PodDescriber{c}
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// Act
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out, err := d.Describe("foo", "bar")
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// Assert
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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VerifyDatesInOrder(out, "\n" /* rowDelimiter */, "\t" /* columnDelimiter */, t)
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}
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func TestDescribeContainers(t *testing.T) {
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testCases := []struct {
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input api.ContainerStatus
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expectedElements []string
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}{
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// Running state.
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{
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input: api.ContainerStatus{
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Name: "test",
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State: api.ContainerState{
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Running: &api.ContainerStateRunning{
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StartedAt: util.NewTime(time.Now()),
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},
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},
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Ready: true,
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RestartCount: 7,
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Image: "image",
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},
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expectedElements: []string{"test", "State", "Running", "Ready", "True", "Restart Count", "7", "Image", "image", "Started"},
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},
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// Waiting state.
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{
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input: api.ContainerStatus{
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Name: "test",
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State: api.ContainerState{
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Waiting: &api.ContainerStateWaiting{
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Reason: "potato",
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},
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},
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Ready: true,
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RestartCount: 7,
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Image: "image",
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},
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expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image", "Reason", "potato"},
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},
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// Terminated state.
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{
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input: api.ContainerStatus{
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Name: "test",
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State: api.ContainerState{
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Termination: &api.ContainerStateTerminated{
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StartedAt: util.NewTime(time.Now()),
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FinishedAt: util.NewTime(time.Now()),
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Reason: "potato",
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ExitCode: 2,
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},
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},
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Ready: true,
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RestartCount: 7,
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Image: "image",
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},
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expectedElements: []string{"test", "State", "Terminated", "Ready", "True", "Restart Count", "7", "Image", "image", "Reason", "potato", "Started", "Finished", "Exit Code", "2"},
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},
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// No state defaults to waiting.
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{
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input: api.ContainerStatus{
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Name: "test",
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Ready: true,
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RestartCount: 7,
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Image: "image",
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},
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expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image"},
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},
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}
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for i, testCase := range testCases {
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out := new(bytes.Buffer)
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describeContainers([]api.ContainerStatus{testCase.input}, out)
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output := out.String()
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for _, expected := range testCase.expectedElements {
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if !strings.Contains(output, expected) {
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t.Errorf("Test case %d: expected to find %q in output: %q", i, expected, output)
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}
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}
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}
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}
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func TestDescribers(t *testing.T) {
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first := &api.Event{}
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second := &api.Pod{}
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var third *api.Pod
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testErr := fmt.Errorf("test")
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d := Describers{}
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d.Add(
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func(e *api.Event, p *api.Pod) (string, error) {
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if e != first {
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t.Errorf("first argument not equal: %#v", e)
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}
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if p != second {
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t.Errorf("second argument not equal: %#v", p)
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}
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return "test", testErr
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},
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)
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if out, err := d.DescribeObject(first, second); out != "test" || err != testErr {
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t.Errorf("unexpected result: %s %v", out, err)
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}
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if out, err := d.DescribeObject(first, second, third); out != "" || err == nil {
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t.Errorf("unexpected result: %s %v", out, err)
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} else {
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if noDescriber, ok := err.(ErrNoDescriber); ok {
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if !reflect.DeepEqual(noDescriber.Types, []string{"*api.Event", "*api.Pod", "*api.Pod"}) {
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t.Errorf("unexpected describer: %v", err)
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}
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} else {
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t.Errorf("unexpected error type: %v", err)
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}
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}
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d.Add(
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func(e *api.Event) (string, error) {
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if e != first {
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t.Errorf("first argument not equal: %#v", e)
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}
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return "simpler", testErr
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},
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)
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if out, err := d.DescribeObject(first); out != "simpler" || err != testErr {
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t.Errorf("unexpected result: %s %v", out, err)
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}
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}
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func TestDefaultDescribers(t *testing.T) {
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out, err := DefaultObjectDescriber.DescribeObject(&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}})
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "foo") {
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t.Errorf("unexpected output: %s", out)
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}
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out, err = DefaultObjectDescriber.DescribeObject(&api.Service{ObjectMeta: api.ObjectMeta{Name: "foo"}})
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "foo") {
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t.Errorf("unexpected output: %s", out)
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}
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out, err = DefaultObjectDescriber.DescribeObject(&api.ReplicationController{ObjectMeta: api.ObjectMeta{Name: "foo"}})
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "foo") {
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t.Errorf("unexpected output: %s", out)
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}
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out, err = DefaultObjectDescriber.DescribeObject(&api.Node{ObjectMeta: api.ObjectMeta{Name: "foo"}})
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !strings.Contains(out, "foo") {
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t.Errorf("unexpected output: %s", out)
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}
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}
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