suite_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/pkg/workflow/controllers

     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 controllers
    15  
    16  import (
    17  	"context"
    18  	"os"
    19  	"path/filepath"
    20  	"testing"
    21  
    22  	. "github.com/onsi/ginkgo"
    23  	. "github.com/onsi/gomega"
    24  	"go.uber.org/fx"
    25  	"k8s.io/client-go/rest"
    26  	"k8s.io/kubectl/pkg/scheme"
    27  	ctrl "sigs.k8s.io/controller-runtime"
    28  	"sigs.k8s.io/controller-runtime/pkg/client"
    29  	"sigs.k8s.io/controller-runtime/pkg/envtest"
    30  	"sigs.k8s.io/controller-runtime/pkg/envtest/printer"
    31  	logf "sigs.k8s.io/controller-runtime/pkg/log"
    32  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    33  
    34  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    35  	"github.com/chaos-mesh/chaos-mesh/controllers/types"
    36  	"github.com/chaos-mesh/chaos-mesh/controllers/utils/test"
    37  )
    38  
    39  var app *fx.App
    40  var kubeClient client.Client
    41  var config *rest.Config
    42  var testEnv *envtest.Environment
    43  var setupLog = ctrl.Log.WithName("setup")
    44  
    45  // TestWorkflow runs the integration tests of workflow.
    46  // Before run tests, take a look on ENV KUBEBUILDER_ASSETS, it should be set to <repo-root>/output/bin/kubebuilder/bin
    47  func TestWorkflow(t *testing.T) {
    48  	RegisterFailHandler(Fail)
    49  
    50  	RunSpecsWithDefaultAndCustomReporters(t,
    51  		"workflow suite",
    52  		[]Reporter{printer.NewlineReporter{}})
    53  }
    54  
    55  var _ = BeforeSuite(func() {
    56  	logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
    57  	By("bootstrapping test environment")
    58  	t := true
    59  	if os.Getenv("USE_EXISTING_CLUSTER") == "true" {
    60  		testEnv = &envtest.Environment{
    61  			UseExistingCluster: &t,
    62  		}
    63  	} else {
    64  		testEnv = &envtest.Environment{
    65  			CRDDirectoryPaths: []string{filepath.Join("..", "..", "..", "config", "crd", "bases")},
    66  		}
    67  	}
    68  
    69  	err := v1alpha1.SchemeBuilder.AddToScheme(scheme.Scheme)
    70  	Expect(err).NotTo(HaveOccurred())
    71  
    72  	config, err = testEnv.Start()
    73  	Expect(err).ToNot(HaveOccurred())
    74  	Expect(config).ToNot(BeNil())
    75  
    76  	kubeClient, err = client.New(config, client.Options{Scheme: scheme.Scheme})
    77  	Expect(err).ToNot(HaveOccurred())
    78  	Expect(kubeClient).ToNot(BeNil())
    79  
    80  	app = fx.New(
    81  		fx.Options(
    82  			test.Module,
    83  			fx.Supply(config),
    84  			types.ChaosObjects,
    85  		),
    86  		// only startup workflow related
    87  		fx.Invoke(BootstrapWorkflowControllers),
    88  	)
    89  	startCtx, cancel := context.WithTimeout(context.Background(), app.StartTimeout())
    90  	defer cancel()
    91  
    92  	if err := app.Start(startCtx); err != nil {
    93  		setupLog.Error(err, "fail to start manager")
    94  	}
    95  	Expect(err).ToNot(HaveOccurred())
    96  
    97  }, 60)
    98  
    99  var _ = AfterSuite(func() {
   100  	By("tearing down the test environment")
   101  	stopCtx, cancel := context.WithTimeout(context.Background(), app.StopTimeout())
   102  	defer cancel()
   103  
   104  	if err := app.Stop(stopCtx); err != nil {
   105  		setupLog.Error(err, "fail to stop manager")
   106  	}
   107  	err := testEnv.Stop()
   108  	Expect(err).ToNot(HaveOccurred())
   109  })
   110