151 lines
4.0 KiB
Go
151 lines
4.0 KiB
Go
/*
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Copyright 2020 KubeSphere Authors
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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 application
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import (
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"context"
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"math/rand"
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"path/filepath"
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"testing"
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"time"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/client-go/kubernetes/scheme"
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"k8s.io/client-go/rest"
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"k8s.io/klog/v2"
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appv1beta1 "sigs.k8s.io/application/api/v1beta1"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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logf "sigs.k8s.io/controller-runtime/pkg/log"
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"kubesphere.io/kubesphere/pkg/apis"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"sigs.k8s.io/controller-runtime/pkg/envtest"
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)
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// These tests use Ginkgo (BDD-style Go testing framework). Refer to
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// http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
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var cfg *rest.Config
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var k8sClient client.Client
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var testEnv *envtest.Environment
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func TestApplicationController(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "Application Controller Test Suite")
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}
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var _ = BeforeSuite(func(done Done) {
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logf.SetLogger(klog.NewKlogr())
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By("bootstrapping test environment")
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testEnv = &envtest.Environment{
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CRDDirectoryPaths: []string{filepath.Join("..", "..", "..", "config", "ks-core", "crds")},
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AttachControlPlaneOutput: false,
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}
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var err error
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cfg, err = testEnv.Start()
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Expect(err).ToNot(HaveOccurred())
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Expect(cfg).ToNot(BeNil())
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err = appv1beta1.AddToScheme(scheme.Scheme)
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Expect(err).NotTo(HaveOccurred())
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err = apis.AddToScheme(scheme.Scheme)
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Expect(err).NotTo(HaveOccurred())
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k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme})
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Expect(err).ToNot(HaveOccurred())
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Expect(k8sClient).ToNot(BeNil())
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close(done)
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}, 60)
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var _ = AfterSuite(func() {
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By("tearing down the test environment")
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err := testEnv.Stop()
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Expect(err).ToNot(HaveOccurred())
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})
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// SetupTest will setup a testing environment.
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// This includes:
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// - creating a Namespace to be used during the test
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// - starting application controller
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// - stopping application controller after the test ends
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//
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// Call this function at the start of each of your tests.
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func SetupTest(ctx context.Context) *corev1.Namespace {
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var stopCh chan struct{}
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ns := &corev1.Namespace{}
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BeforeEach(func() {
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stopCh = make(chan struct{})
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*ns = corev1.Namespace{
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ObjectMeta: metav1.ObjectMeta{Name: "testns-" + randStringRunes(5)},
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}
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err := k8sClient.Create(ctx, ns)
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Expect(err).NotTo(HaveOccurred(), "failed to create a test namespace")
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mgr, err := ctrl.NewManager(cfg, ctrl.Options{MetricsBindAddress: "0"})
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Expect(err).NotTo(HaveOccurred(), "failed to create a manager")
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selector, _ := labels.Parse("app.kubernetes.io/name,!kubesphere.io/creator")
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reconciler := &ApplicationReconciler{
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Client: mgr.GetClient(),
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Scheme: mgr.GetScheme(),
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Mapper: mgr.GetRESTMapper(),
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ApplicationSelector: selector,
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}
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err = reconciler.SetupWithManager(mgr)
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Expect(err).NotTo(HaveOccurred(), "failed to setup application reconciler")
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go func() {
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err = mgr.Start(context.Background())
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Expect(err).NotTo(HaveOccurred(), "failed to start manager")
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}()
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})
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AfterEach(func() {
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close(stopCh)
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err := k8sClient.Delete(ctx, ns)
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Expect(err).NotTo(HaveOccurred(), "failed to delete test namespace")
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})
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return ns
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}
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func init() {
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rand.Seed(time.Now().UnixNano())
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}
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var letterRunes = []rune("abcdefghijklmnopqrstuvwxyz1234567890")
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func randStringRunes(n int) string {
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b := make([]rune, n)
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for i := range b {
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b[i] = letterRunes[rand.Intn(len(letterRunes))]
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}
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return string(b)
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}
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