suite_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/controllers/statuscheck

     1  // Copyright Chaos Mesh Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  // http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  
    16  package statuscheck
    17  
    18  import (
    19  	"context"
    20  	"os"
    21  	"path/filepath"
    22  	"reflect"
    23  	"testing"
    24  	"time"
    25  
    26  	"github.com/go-logr/logr"
    27  	. "github.com/onsi/ginkgo/v2"
    28  	. "github.com/onsi/gomega"
    29  	"go.uber.org/fx"
    30  	"k8s.io/client-go/rest"
    31  	"k8s.io/kubectl/pkg/scheme"
    32  	ctrl "sigs.k8s.io/controller-runtime"
    33  	"sigs.k8s.io/controller-runtime/pkg/client"
    34  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    35  	"sigs.k8s.io/controller-runtime/pkg/event"
    36  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    37  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    38  	"sigs.k8s.io/controller-runtime/pkg/predicate"
    39  
    40  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    41  	"github.com/chaos-mesh/chaos-mesh/controllers/config"
    42  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/builder"
    43  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/recorder"
    44  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/test"
    45  	"github.com/chaos-mesh/chaos-mesh/pkg/log"
    46  )
    47  
    48  // These tests use Ginkgo (BDD-style Go testing framework). Refer to
    49  // http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
    50  
    51  var app *fx.App
    52  var k8sClient client.Client
    53  var cfg *rest.Config
    54  var testEnv *envtest.Environment
    55  var setupLog = ctrl.Log.WithName("setup")
    56  
    57  func TestStatusCheck(t *testing.T) {
    58  	RegisterFailHandler(Fail)
    59  
    60  	RunSpecs(t, "Status Check Suite")
    61  }
    62  
    63  var _ = BeforeSuite(func(ctx SpecContext) {
    64  	logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
    65  	By("bootstrapping test environment")
    66  	t := true
    67  	if os.Getenv("USE_EXISTING_CLUSTER") == "true" {
    68  		testEnv = &envtest.Environment{
    69  			UseExistingCluster: &t,
    70  		}
    71  	} else {
    72  		testEnv = &envtest.Environment{
    73  			CRDDirectoryPaths: []string{filepath.Join("..", "..", "config", "crd", "bases")},
    74  		}
    75  	}
    76  
    77  	err := v1alpha1.SchemeBuilder.AddToScheme(scheme.Scheme)
    78  	Expect(err).NotTo(HaveOccurred())
    79  
    80  	cfg, err = testEnv.Start()
    81  	Expect(err).ToNot(HaveOccurred())
    82  	Expect(cfg).ToNot(BeNil())
    83  
    84  	k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme})
    85  	Expect(err).ToNot(HaveOccurred())
    86  	Expect(k8sClient).ToNot(BeNil())
    87  
    88  	rootLogger, err := log.NewDefaultZapLogger()
    89  	Expect(err).ToNot(HaveOccurred())
    90  	By("start application")
    91  	app = fx.New(
    92  		fx.Options(
    93  			fx.Supply(rootLogger),
    94  			test.Module,
    95  			fx.Supply(cfg),
    96  		),
    97  		fx.Invoke(testBootstrap),
    98  	)
    99  	startCtx, cancel := context.WithTimeout(context.Background(), app.StartTimeout())
   100  	defer cancel()
   101  
   102  	if err := app.Start(startCtx); err != nil {
   103  		setupLog.Error(err, "fail to start manager")
   104  	}
   105  	Expect(err).ToNot(HaveOccurred())
   106  
   107  }, NodeTimeout(60*time.Second))
   108  
   109  var _ = AfterSuite(func() {
   110  	By("tearing down the test environment")
   111  	stopCtx, cancel := context.WithTimeout(context.Background(), app.StopTimeout())
   112  	defer cancel()
   113  
   114  	if err := app.Stop(stopCtx); err != nil {
   115  		setupLog.Error(err, "fail to stop manager")
   116  	}
   117  	err := testEnv.Stop()
   118  	Expect(err).ToNot(HaveOccurred())
   119  })
   120  
   121  func testBootstrap(mgr ctrl.Manager, client client.Client, logger logr.Logger, recorderBuilder *recorder.RecorderBuilder) error {
   122  	if !config.ShouldSpawnController("statuscheck") {
   123  		return nil
   124  	}
   125  	eventRecorder := recorderBuilder.Build("statuscheck")
   126  	manager := NewManager(logger.WithName("statuscheck-manager"), eventRecorder, newFakeExecutor)
   127  
   128  	return builder.Default(mgr).
   129  		For(&v1alpha1.StatusCheck{}).
   130  		Named("statuscheck").
   131  		WithEventFilter(predicate.Funcs{
   132  			UpdateFunc: func(e event.UpdateEvent) bool {
   133  				oldObj := e.ObjectOld.(*v1alpha1.StatusCheck)
   134  				newObj := e.ObjectNew.(*v1alpha1.StatusCheck)
   135  
   136  				return !reflect.DeepEqual(oldObj.Spec, newObj.Spec)
   137  			},
   138  		}).
   139  		Complete(NewReconciler(logger.WithName("statuscheck-reconciler"), client, eventRecorder, manager))
   140  }
   141