suit_test.go

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

     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  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package schedule
    15  
    16  import (
    17  	"context"
    18  	"os"
    19  	"path/filepath"
    20  	"testing"
    21  
    22  	"github.com/go-logr/logr"
    23  	. "github.com/onsi/ginkgo"
    24  	. "github.com/onsi/gomega"
    25  	"go.uber.org/fx"
    26  	"k8s.io/client-go/rest"
    27  	"k8s.io/kubectl/pkg/scheme"
    28  	ctrl "sigs.k8s.io/controller-runtime"
    29  	"sigs.k8s.io/controller-runtime/pkg/client"
    30  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    31  	"sigs.k8s.io/controller-runtime/pkg/envtest/printer"
    32  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    33  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    34  
    35  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    36  	"github.com/chaos-mesh/chaos-mesh/controllers/schedule/utils"
    37  	"github.com/chaos-mesh/chaos-mesh/controllers/types"
    38  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/recorder"
    39  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/test"
    40  	"github.com/chaos-mesh/chaos-mesh/pkg/workflow/controllers"
    41  )
    42  
    43  // These tests use Ginkgo (BDD-style Go testing framework). Refer to
    44  // http://onsi.github.io/ginkgo/ to learn more about Ginkgo.
    45  
    46  var app *fx.App
    47  var k8sClient client.Client
    48  var lister *utils.ActiveLister
    49  var config *rest.Config
    50  var testEnv *envtest.Environment
    51  var setupLog = ctrl.Log.WithName("setup")
    52  
    53  func TestSchedule(t *testing.T) {
    54  	RegisterFailHandler(Fail)
    55  
    56  	RunSpecsWithDefaultAndCustomReporters(t,
    57  		"Schedule suit",
    58  		[]Reporter{printer.NewlineReporter{}})
    59  }
    60  
    61  var _ = BeforeSuite(func() {
    62  	logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
    63  	By("bootstrapping test environment")
    64  	t := true
    65  	if os.Getenv("USE_EXISTING_CLUSTER") == "true" {
    66  		testEnv = &envtest.Environment{
    67  			UseExistingCluster: &t,
    68  		}
    69  	} else {
    70  		testEnv = &envtest.Environment{
    71  			CRDDirectoryPaths: []string{filepath.Join("..", "..", "config", "crd", "bases")},
    72  		}
    73  	}
    74  
    75  	err := v1alpha1.SchemeBuilder.AddToScheme(scheme.Scheme)
    76  	Expect(err).NotTo(HaveOccurred())
    77  
    78  	config, err = testEnv.Start()
    79  	Expect(err).ToNot(HaveOccurred())
    80  	Expect(config).ToNot(BeNil())
    81  
    82  	k8sClient, err = client.New(config, client.Options{Scheme: scheme.Scheme})
    83  	Expect(err).ToNot(HaveOccurred())
    84  	Expect(k8sClient).ToNot(BeNil())
    85  
    86  	app = fx.New(
    87  		fx.Options(
    88  			test.Module,
    89  			fx.Supply(config),
    90  			Module,
    91  			types.ChaosObjects,
    92  		),
    93  		fx.Invoke(Run),
    94  	)
    95  	startCtx, cancel := context.WithTimeout(context.Background(), app.StartTimeout())
    96  	defer cancel()
    97  
    98  	if err := app.Start(startCtx); err != nil {
    99  		setupLog.Error(err, "fail to start manager")
   100  	}
   101  	Expect(err).ToNot(HaveOccurred())
   102  
   103  }, 60)
   104  
   105  var _ = AfterSuite(func() {
   106  	By("tearing down the test environment")
   107  	stopCtx, cancel := context.WithTimeout(context.Background(), app.StopTimeout())
   108  	defer cancel()
   109  
   110  	if err := app.Stop(stopCtx); err != nil {
   111  		setupLog.Error(err, "fail to stop manager")
   112  	}
   113  	err := testEnv.Stop()
   114  	Expect(err).ToNot(HaveOccurred())
   115  })
   116  
   117  type RunParams struct {
   118  	fx.In
   119  
   120  	Mgr             ctrl.Manager
   121  	Logger          logr.Logger
   122  	RecorderBuilder *recorder.RecorderBuilder
   123  
   124  	Controllers []types.Controller `group:"controller"`
   125  	Objs        []types.Object     `group:"objs"`
   126  }
   127  
   128  func Run(params RunParams) error {
   129  	lister = utils.NewActiveLister(k8sClient, params.Logger)
   130  	err := controllers.BootstrapWorkflowControllers(params.Mgr, params.Logger, params.RecorderBuilder)
   131  	if err != nil {
   132  		return err
   133  	}
   134  	return nil
   135  }
   136