add apiserver create/delete e2e test (#552)

test/e2e/source_apiserver_test.go

@@ -0,0 +1,86 @@
+// Copyright 2019 The Knative Authors
+
+// 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 im
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build e2e
+// +build !serving
+
+package e2e
+
+import (
+	"fmt"
+	"testing"
+
+	"gotest.tools/assert"
+	"knative.dev/client/pkg/util"
+)
+
+func TestSourceApiServer(t *testing.T) {
+	t.Parallel()
+	test := NewE2eTest(t)
+	test.Setup(t)
+	defer test.Teardown(t)
+
+	test.setupServiceAccountForApiserver(t, "mysa")
+	test.serviceCreate(t, "myservice")
+
+	t.Run("create apiserver source with a sink to a service", func(t *testing.T) {
+		test.apiServerSourceCreate(t, "firstsrc", "Eventing:v1:true", "mysa", "svc:myservice")
+		test.apiServerSourceCreate(t, "secondsrc", "Eventing,Namespace", "mysa", "svc:myservice")
+	})
+
+	t.Run("create apiserver source and delete it", func(t *testing.T) {
+		test.apiServerSourceDelete(t, "firstsrc")
+		test.apiServerSourceDelete(t, "secondsrc")
+	})
+
+	t.Run("create apiserver source with a missing sink service", func(t *testing.T) {
+		test.apiServerSourceCreateMissingSink(t, "wrongsrc", "Eventing:v1:true", "mysa", "svc:unknown")
+	})
+}
+
+func (test *e2eTest) apiServerSourceCreate(t *testing.T, srcName string, resources string, sa string, sink string) {
+	out, err := test.kn.RunWithOpts([]string{"source", "apiserver", "create", srcName,
+		"--resource", resources, "--service-account", sa, "--sink", sink}, runOpts{NoNamespace: false})
+	assert.NilError(t, err)
+	assert.Check(t, util.ContainsAllIgnoreCase(out, "ApiServerSource", srcName, "created", "namespace", test.kn.namespace))
+}
+
+func (test *e2eTest) apiServerSourceCreateMissingSink(t *testing.T, srcName string, resources string, sa string, sink string) {
+	_, err := test.kn.RunWithOpts([]string{"source", "apiserver", "create", srcName,
+		"--resource", resources, "--service-account", sa, "--sink", sink}, runOpts{NoNamespace: false, AllowError: true})
+	assert.ErrorContains(t, err, "services.serving.knative.dev", "not found")
+}
+
+func (test *e2eTest) apiServerSourceDelete(t *testing.T, srcName string) {
+	out, err := test.kn.RunWithOpts([]string{"source", "apiserver", "delete", srcName}, runOpts{NoNamespace: false})
+	assert.NilError(t, err)
+	assert.Check(t, util.ContainsAllIgnoreCase(out, "ApiServerSource", srcName, "deleted", "namespace", test.kn.namespace))
+}
+
+func (test *e2eTest) setupServiceAccountForApiserver(t *testing.T, name string) {
+	kubectl := kubectl{t, Logger{}}
+
+	_, err := kubectl.RunWithOpts([]string{"create", "serviceaccount", name}, runOpts{})
+	if err != nil {
+		t.Fatalf(fmt.Sprintf("Error executing 'kubectl create serviceaccount test-sa'. Error: %s", err.Error()))
+	}
+	_, err = kubectl.RunWithOpts([]string{"create", "clusterrole", "testsa-role", "--verb=get,list,watch", "--resource=events,namespaces"}, runOpts{})
+	if err != nil {
+		t.Fatalf(fmt.Sprintf("Error executing 'kubectl clusterrole testsa-role'. Error: %s", err.Error()))
+	}
+	_, err = kubectl.RunWithOpts([]string{"create", "clusterrolebinding", "testsa-binding", "--clusterrole=testsa-role", "--serviceaccount=" + test.kn.namespace + ":" + name}, runOpts{})
+	if err != nil {
+		t.Fatalf(fmt.Sprintf("Error executing 'kubectl clusterrolebinding testsa-binding'. Error: %s", err.Error()))
+	}
+}