suit_test.go

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

     1  // Copyright 2021 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 finalizers
    17  
    18  import (
    19  	"context"
    20  	"os"
    21  	"path/filepath"
    22  	"testing"
    23  
    24  	"sigs.k8s.io/controller-runtime/pkg/envtest/printer"
    25  
    26  	"github.com/go-logr/logr"
    27  	. "github.com/onsi/ginkgo"
    28  	. "github.com/onsi/gomega"
    29  	"go.uber.org/fx"
    30  
    31  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    32  	"github.com/chaos-mesh/chaos-mesh/controllers/schedule/utils"
    33  	"github.com/chaos-mesh/chaos-mesh/controllers/types"
    34  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/test"
    35  
    36  	"k8s.io/client-go/rest"
    37  	"k8s.io/kubectl/pkg/scheme"
    38  	ctrl "sigs.k8s.io/controller-runtime"
    39  	"sigs.k8s.io/controller-runtime/pkg/client"
    40  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    41  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    42  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    43  )
    44  
    45  // These tests use Ginkgo (BDD-style Go testing framework). Refer to
    46  // http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
    47  
    48  var app *fx.App
    49  var k8sClient client.Client
    50  var lister *utils.ActiveLister
    51  var config *rest.Config
    52  var testEnv *envtest.Environment
    53  var setupLog = ctrl.Log.WithName("setup")
    54  
    55  func TestSchedule(t *testing.T) {
    56  	RegisterFailHandler(Fail)
    57  
    58  	RunSpecsWithDefaultAndCustomReporters(t,
    59  		"Schedule suit",
    60  		[]Reporter{printer.NewlineReporter{}})
    61  }
    62  
    63  var _ = BeforeSuite(func() {
    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  	config, err = testEnv.Start()
    81  	Expect(err).ToNot(HaveOccurred())
    82  	Expect(config).ToNot(BeNil())
    83  
    84  	k8sClient, err = client.New(config, client.Options{Scheme: scheme.Scheme})
    85  	Expect(err).ToNot(HaveOccurred())
    86  	Expect(k8sClient).ToNot(BeNil())
    87  
    88  	app = fx.New(
    89  		fx.Options(
    90  			test.Module,
    91  			fx.Invoke(Bootstrap),
    92  			fx.Supply(config),
    93  			types.ChaosObjects,
    94  		),
    95  		fx.Invoke(Run),
    96  	)
    97  	startCtx, cancel := context.WithTimeout(context.Background(), app.StartTimeout())
    98  	defer cancel()
    99  
   100  	if err := app.Start(startCtx); err != nil {
   101  		setupLog.Error(err, "fail to start manager")
   102  	}
   103  	Expect(err).ToNot(HaveOccurred())
   104  
   105  }, 60)
   106  
   107  var _ = AfterSuite(func() {
   108  	By("tearing down the test environment")
   109  	stopCtx, cancel := context.WithTimeout(context.Background(), app.StopTimeout())
   110  	defer cancel()
   111  
   112  	if err := app.Stop(stopCtx); err != nil {
   113  		setupLog.Error(err, "fail to stop manager")
   114  	}
   115  	err := testEnv.Stop()
   116  	Expect(err).ToNot(HaveOccurred())
   117  })
   118  
   119  type RunParams struct {
   120  	fx.In
   121  
   122  	Mgr    ctrl.Manager
   123  	Logger logr.Logger
   124  
   125  	Controllers []types.Controller `group:"controller"`
   126  	Objs        []types.Object     `group:"objs"`
   127  }
   128  
   129  func Run(params RunParams) error {
   130  	lister = utils.NewActiveLister(k8sClient, params.Logger)
   131  	return nil
   132  }
   133