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138 lines
3.6 KiB
138 lines
3.6 KiB
/*
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Copyright 2017 The Kubernetes 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 releasetesting
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import (
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"bytes"
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"errors"
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"io"
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"io/ioutil"
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"testing"
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"k8s.io/helm/pkg/hapi"
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"k8s.io/helm/pkg/hapi/release"
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tillerEnv "k8s.io/helm/pkg/tiller/environment"
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)
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func TestCreateTestPodSuccess(t *testing.T) {
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env := testEnvFixture()
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test := testFixture()
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err := env.createTestPod(test)
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if err != nil {
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t.Errorf("Expected no error, got an error: %s", err)
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}
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}
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func TestCreateTestPodFailure(t *testing.T) {
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env := testEnvFixture()
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env.KubeClient = newCreateFailingKubeClient()
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test := testFixture()
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err := env.createTestPod(test)
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if err == nil {
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t.Errorf("Expected error, got no error")
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}
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if test.result.Info == "" {
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t.Errorf("Expected error to be saved in test result info but found empty string")
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}
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if test.result.Status != release.TestRun_FAILURE {
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t.Errorf("Expected test result status to be failure but got: %v", test.result.Status)
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}
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}
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func TestDeleteTestPods(t *testing.T) {
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mockTestSuite := testSuiteFixture([]string{manifestWithTestSuccessHook})
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mockTestEnv := newMockTestingEnvironment()
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mockTestEnv.KubeClient = newGetFailingKubeClient()
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mockTestEnv.DeleteTestPods(mockTestSuite.TestManifests)
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for _, testManifest := range mockTestSuite.TestManifests {
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if _, err := mockTestEnv.KubeClient.Get(mockTestEnv.Namespace, bytes.NewBufferString(testManifest)); err == nil {
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t.Error("Expected error, got nil")
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}
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}
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}
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func TestStreamMessage(t *testing.T) {
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tEnv := mockTillerEnvironment()
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ch := make(chan *hapi.TestReleaseResponse, 1)
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defer close(ch)
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mockTestEnv := &Environment{
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Namespace: "default",
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KubeClient: tEnv.KubeClient,
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Timeout: 1,
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Mesages: ch,
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}
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expectedMessage := "testing streamMessage"
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expectedStatus := release.TestRun_SUCCESS
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err := mockTestEnv.streamMessage(expectedMessage, expectedStatus)
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if err != nil {
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t.Errorf("Expected no errors, got: %s", err)
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}
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got := <-mockTestEnv.Mesages
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if got.Msg != expectedMessage {
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t.Errorf("Expected message: %s, got: %s", expectedMessage, got.Msg)
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}
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if got.Status != expectedStatus {
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t.Errorf("Expected status: %v, got: %v", expectedStatus, got.Status)
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}
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}
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func newMockTestingEnvironment() *Environment {
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return &Environment{
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Namespace: "default",
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KubeClient: mockTillerEnvironment().KubeClient,
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Timeout: 1,
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}
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}
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type getFailingKubeClient struct {
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tillerEnv.PrintingKubeClient
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}
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func newGetFailingKubeClient() *getFailingKubeClient {
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return &getFailingKubeClient{
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PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: ioutil.Discard},
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}
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}
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func (p *getFailingKubeClient) Get(ns string, r io.Reader) (string, error) {
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return "", errors.New("in the end, they did not find Nemo")
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}
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type createFailingKubeClient struct {
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tillerEnv.PrintingKubeClient
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}
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func newCreateFailingKubeClient() *createFailingKubeClient {
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return &createFailingKubeClient{
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PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: ioutil.Discard},
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}
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}
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func (p *createFailingKubeClient) Create(ns string, r io.Reader, t int64, shouldWait bool) error {
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return errors.New("We ran out of budget and couldn't create finding-nemo")
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}
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