Add e2e test cases to test controller validation process

Signed-off-by: Vu Dinh <vudinh@outlook.com>

Author: dinhxuanvu

go.mod

@@ -3,12 +3,15 @@ module github.com/kcp-dev/catalog
 go 1.19
 
 require (
+	github.com/kcp-dev/apimachinery v0.0.0-20220912132244-efe716c18e43
 	github.com/kcp-dev/kcp v0.9.1
 	github.com/kcp-dev/kcp/pkg/apis v0.9.1
 	github.com/kcp-dev/logicalcluster/v2 v2.0.0-alpha.3
 	github.com/onsi/ginkgo/v2 v2.1.4
 	github.com/onsi/gomega v1.19.0
+	github.com/stretchr/testify v1.7.1
 	k8s.io/api v0.25.0
+	k8s.io/apiextensions-apiserver v0.25.0
 	k8s.io/apimachinery v0.25.0
 	k8s.io/client-go v0.25.0
 	k8s.io/klog/v2 v2.70.1
@@ -47,13 +50,13 @@ require (
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/kcp-dev/apimachinery v0.0.0-20220912132244-efe716c18e43 // indirect
 	github.com/mailru/easyjson v0.7.6 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_golang v1.12.2 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
 	github.com/prometheus/common v0.32.1 // indirect
@@ -75,7 +78,6 @@ require (
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apiextensions-apiserver v0.25.0 // indirect
 	k8s.io/apiserver v0.24.3 // indirect
 	k8s.io/component-base v0.25.0 // indirect
 	k8s.io/kube-openapi v0.0.0-20220803162953-67bda5d908f1 // indirect

go.sum

@@ -503,6 +503,7 @@ github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=

main.go

@@ -72,9 +72,10 @@ func main() {
 	opts.BindFlags(flag.CommandLine)
 	flag.Parse()
 
-	ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
 	ctx := ctrl.SetupSignalHandler()
 
+	ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
+
 	restConfig := ctrl.GetConfigOrDie()
 	setupLog = setupLog.WithValues("api-export-name", apiExportName)
 
@@ -98,7 +99,10 @@ func main() {
 		// if you are doing or is intended to do any operation such as perform cleanups
 		// after the manager stops then its usage might be unsafe.
 		// LeaderElectionReleaseOnCancel: true,
-	})
+	}
+
+	setupLog.Info("Looking up virtual workspace URL")
+	cfg, err := restConfigForAPIExport(ctx, restConfig, apiExportName)
 	if err != nil {
 		setupLog.Error(err, "error looking up virtual workspace URL")
 	}