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suite_test.go
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suite_test.go
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/*
Copyright 2022.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package controllers
import (
"context"
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes/scheme"
"k8s.io/client-go/rest"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/envtest"
"sigs.k8s.io/controller-runtime/pkg/envtest/printer"
logf "sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
"sigs.k8s.io/controller-runtime/pkg/manager"
)
var (
cfg *rest.Config
k8sClient client.Client
testEnv *envtest.Environment
ctx context.Context
cancel context.CancelFunc
k8sManager manager.Manager
)
var _ = Describe("Secret controller", func() {
const (
SecretName = "test-secret"
SecretNamespace = "default"
)
Context("When Secrets are created", func() {
It("Should reconcile them all", func() {
By("Creating a Secret controller")
seen := make(chan string)
reconciler := &SecretReconciler{
Client: k8sManager.GetClient(),
Scheme: k8sManager.GetScheme(),
Seen: seen,
}
Expect(reconciler.SetupWithManager(k8sManager)).To(Succeed())
Consistently(func() bool {
By("By creating a new Secret")
s1 := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
GenerateName: SecretName,
Namespace: SecretNamespace,
},
}
Expect(k8sClient.Create(ctx, s1)).Should(Succeed())
return Eventually(seen, "5s", "1s").Should(Receive(Equal(s1.Name)))
}, "10m", "30s").Should(BeTrue())
})
})
})
func TestAPIs(t *testing.T) {
RegisterFailHandler(Fail)
RunSpecsWithDefaultAndCustomReporters(t,
"Controller Suite",
[]Reporter{printer.NewlineReporter{}})
}
var _ = BeforeSuite(func() {
logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
ctx, cancel = context.WithCancel(context.TODO())
By("bootstrapping test environment")
testEnv = &envtest.Environment{}
cfg, err := testEnv.Start()
Expect(err).NotTo(HaveOccurred())
Expect(cfg).NotTo(BeNil())
k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme})
Expect(err).NotTo(HaveOccurred())
Expect(k8sClient).NotTo(BeNil())
k8sManager, err = ctrl.NewManager(cfg, ctrl.Options{
Scheme: scheme.Scheme,
})
Expect(err).ToNot(HaveOccurred())
go func() {
defer GinkgoRecover()
err = k8sManager.Start(ctx)
Expect(err).ToNot(HaveOccurred(), "failed to run manager")
}()
}, 60)
var _ = AfterSuite(func() {
cancel()
By("tearing down the test environment")
err := testEnv.Stop()
Expect(err).NotTo(HaveOccurred())
})