Files
kubevela/references/appfile/api/appfile_test.go
T
2021-03-26 19:14:07 +08:00

489 lines
12 KiB
Go

/*
Copyright 2021 The KubeVela 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 implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package api
import (
"os"
"testing"
"github.com/crossplane/crossplane-runtime/apis/core/v1alpha1"
"github.com/ghodss/yaml"
"github.com/stretchr/testify/assert"
v12 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"github.com/oam-dev/kubevela/apis/core.oam.dev/v1alpha2"
"github.com/oam-dev/kubevela/apis/core.oam.dev/v1beta1"
"github.com/oam-dev/kubevela/apis/types"
"github.com/oam-dev/kubevela/pkg/appfile/config"
"github.com/oam-dev/kubevela/pkg/oam"
"github.com/oam-dev/kubevela/pkg/oam/util"
cmdutil "github.com/oam-dev/kubevela/pkg/utils/util"
"github.com/oam-dev/kubevela/references/appfile/template"
)
func TestBuildOAMApplication2(t *testing.T) {
expectNs := "test-ns"
tm := template.NewFakeTemplateManager()
tm.Templates = map[string]*template.Template{
"containerWorkload": {
Captype: types.TypeWorkload,
Raw: `{parameters : {image: string} }`,
},
"scaler": {
Captype: types.TypeTrait,
Raw: `{parameters : {relicas: int} }`,
},
}
testCases := []struct {
appFile *AppFile
expectApp *v1beta1.Application
}{
{
appFile: &AppFile{
Name: "test",
Services: map[string]Service{
"webapp": map[string]interface{}{
"type": "containerWorkload",
"image": "busybox",
},
},
},
expectApp: &v1beta1.Application{
TypeMeta: metav1.TypeMeta{
Kind: "Application",
APIVersion: "core.oam.dev/v1beta1",
}, ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1beta1.ApplicationSpec{
Components: []v1beta1.ApplicationComponent{
{
Name: "webapp",
Type: "containerWorkload",
Properties: runtime.RawExtension{
Raw: []byte("{\"image\":\"busybox\"}"),
},
Scopes: map[string]string{"healthscopes.core.oam.dev": "test-default-health"},
},
},
},
},
},
{
appFile: &AppFile{
Name: "test",
Services: map[string]Service{
"webapp": map[string]interface{}{
"type": "containerWorkload",
"image": "busybox",
"scaler": map[string]interface{}{
"replicas": 10,
},
},
},
},
expectApp: &v1beta1.Application{
TypeMeta: metav1.TypeMeta{
Kind: "Application",
APIVersion: "core.oam.dev/v1beta1",
}, ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1beta1.ApplicationSpec{
Components: []v1beta1.ApplicationComponent{
{
Name: "webapp",
Type: "containerWorkload",
Properties: runtime.RawExtension{
Raw: []byte("{\"image\":\"busybox\"}"),
},
Scopes: map[string]string{"healthscopes.core.oam.dev": "test-default-health"},
Traits: []v1beta1.ApplicationTrait{
{
Type: "scaler",
Properties: runtime.RawExtension{
Raw: []byte("{\"replicas\":10}"),
},
},
},
},
},
},
},
},
}
for _, tcase := range testCases {
tcase.expectApp.Namespace = expectNs
o, _, err := tcase.appFile.BuildOAMApplication(&types.EnvMeta{Namespace: expectNs}, cmdutil.IOStreams{
In: os.Stdin,
Out: os.Stdout,
}, tm, false)
assert.Equal(t, nil, err)
assert.Equal(t, tcase.expectApp, o)
}
}
func TestBuildOAMApplication(t *testing.T) {
yamlOneService := `name: myapp
services:
express-server:
image: oamdev/testapp:v1
cmd: ["node", "server.js"]
route:
domain: example.com
http:
"/": 8080
`
yamlTwoServices := yamlOneService + `
mongodb:
type: backend
image: bitnami/mongodb:3.6.20
cmd: ["mongodb"]
`
yamlNoImage := `name: myapp
services:
bad-server:
build:
docker:
file: Dockerfile
cmd: ["node", "server.js"]
`
yamlWithConfig := `name: myapp
services:
express-server:
type: withconfig
image: oamdev/testapp:v1
cmd: ["node", "server.js"]
route:
domain: example.com
http:
"/": 8080
config: test
`
templateWebservice := `parameter: #webservice
#webservice: {
cmd: [...string]
image: string
}
output: {
apiVersion: "test.oam.dev/v1"
kind: "WebService"
metadata: {
name: context.name
}
spec: {
image: parameter.image
command: parameter.cmd
}
}
`
templateBackend := `parameter: #backend
#backend: {
cmd: [...string]
image: string
}
output: {
apiVersion: "test.oam.dev/v1"
kind: "Worker"
metadata: {
name: context.name
}
spec: {
image: parameter.image
command: parameter.cmd
}
}`
templateWithConfig := `parameter: #withconfig
#withconfig: {
cmd: [...string]
image: string
}
output: {
apiVersion: "test.oam.dev/v1"
kind: "WebService"
metadata: {
name: context.name
}
spec: {
image: parameter.image
command: parameter.cmd
env: context.config
}
}
`
templateRoute := `parameter: #route
#route: {
domain: string
http: [string]: int
}
// trait template can have multiple outputs and they are all traits
outputs: service: {
apiVersion: "v1"
kind: "Service"
metadata:
name: context.name
spec: {
selector:
app: context.name
ports: [
for k, v in parameter.http {
port: v
targetPort: v
}
]
}
}
outputs: ingress: {
apiVersion: "networking.k8s.io/v1beta1"
kind: "Ingress"
spec: {
rules: [{
host: parameter.domain
http: {
paths: [
for k, v in parameter.http {
path: k
backend: {
serviceName: context.name
servicePort: v
}
}
]
}
}]
}
}
`
ac1 := &v1beta1.Application{
TypeMeta: metav1.TypeMeta{
Kind: "Application",
APIVersion: "core.oam.dev/v1beta1",
},
ObjectMeta: metav1.ObjectMeta{
Name: "myapp",
Namespace: "default",
},
Spec: v1beta1.ApplicationSpec{
Components: []v1beta1.ApplicationComponent{{
Type: "webservice",
Name: "express-server",
Scopes: map[string]string{"healthscopes.core.oam.dev": "myapp-default-health"},
Properties: runtime.RawExtension{
Raw: []byte(`{"image": "oamdev/testapp:v1", "cmd": ["node", "server.js"]}`),
},
Traits: []v1beta1.ApplicationTrait{{
Type: "route",
Properties: runtime.RawExtension{
Raw: []byte(`{"domain": "example.com", "http":{"/": 8080}}`),
},
},
},
}},
},
}
ac2 := ac1.DeepCopy()
ac2.Spec.Components = append(ac2.Spec.Components, v1beta1.ApplicationComponent{
Name: "mongodb",
Type: "backend",
Properties: runtime.RawExtension{
Raw: []byte(`{"image":"bitnami/mongodb:3.6.20","cmd": ["mongodb"]}`),
},
Traits: []v1beta1.ApplicationTrait{},
Scopes: map[string]string{"healthscopes.core.oam.dev": "myapp-default-health"},
})
ac3 := ac1.DeepCopy()
ac3.Spec.Components[0].Type = "withconfig"
// TODO application 那边补测试:
// 2. 1对多的情况,多对1 的情况
fakeConfigData2 := []map[string]string{{
"name": "test",
"value": "test-value",
}}
ac3cm := &v12.ConfigMap{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "ConfigMap",
},
Data: map[string]string{
"test": "test-value",
},
}
ac3cm.SetName("kubevela-myapp-express-server-test")
health := &v1alpha2.HealthScope{
TypeMeta: metav1.TypeMeta{
APIVersion: v1alpha2.HealthScopeGroupVersionKind.GroupVersion().String(),
Kind: v1alpha2.HealthScopeKind,
},
}
health.Name = FormatDefaultHealthScopeName("myapp")
health.Namespace = "default"
health.Spec.WorkloadReferences = make([]v1alpha1.TypedReference, 0)
type args struct {
appfileData string
workloadTemplates map[string]string
traitTemplates map[string]string
}
type want struct {
objs []oam.Object
app *v1beta1.Application
err error
}
cases := map[string]struct {
args args
want want
}{
"one service should generate one component and one appconfig": {
args: args{
appfileData: yamlOneService,
workloadTemplates: map[string]string{
"webservice": templateWebservice,
},
traitTemplates: map[string]string{
"route": templateRoute,
},
},
want: want{
app: ac1,
objs: []oam.Object{health},
},
},
"two services should generate two components and one appconfig": {
args: args{
appfileData: yamlTwoServices,
workloadTemplates: map[string]string{
"webservice": templateWebservice,
"backend": templateBackend,
},
traitTemplates: map[string]string{
"route": templateRoute,
},
},
want: want{
app: ac2,
objs: []oam.Object{health},
},
},
"no image should fail": {
args: args{
appfileData: yamlNoImage,
},
want: want{
err: ErrImageNotDefined,
},
},
"config data should be set, add return configmap objects": {
args: args{
appfileData: yamlWithConfig,
workloadTemplates: map[string]string{
"withconfig": templateWithConfig,
},
traitTemplates: map[string]string{
"route": templateRoute,
},
},
want: want{
app: ac3,
objs: []oam.Object{ac3cm, health},
},
},
}
io := cmdutil.IOStreams{In: os.Stdin, Out: os.Stdout, ErrOut: os.Stderr}
for caseName, c := range cases {
t.Run(caseName, func(t *testing.T) {
app := NewAppFile()
app.configGetter = &config.Fake{
Data: fakeConfigData2,
}
err := yaml.Unmarshal([]byte(c.args.appfileData), app)
if err != nil {
t.Fatal(err)
}
tm := template.NewFakeTemplateManager()
for k, v := range c.args.traitTemplates {
tm.Templates[k] = &template.Template{
Captype: types.TypeTrait,
Raw: v,
}
}
for k, v := range c.args.workloadTemplates {
tm.Templates[k] = &template.Template{
Captype: types.TypeWorkload,
Raw: v,
}
}
application, objects, err := app.BuildOAMApplication(&types.EnvMeta{Namespace: "default"}, io, tm, false)
if c.want.err != nil {
assert.Equal(t, c.want.err, err)
return
}
assert.Equal(t, c.want.app.ObjectMeta, application.ObjectMeta)
for _, comp := range application.Spec.Components {
var found bool
for idx, expcomp := range c.want.app.Spec.Components {
if comp.Name != expcomp.Name {
continue
}
found = true
assert.Equal(t, comp.Type, c.want.app.Spec.Components[idx].Type)
assert.Equal(t, comp.Name, c.want.app.Spec.Components[idx].Name)
assert.Equal(t, comp.Scopes, c.want.app.Spec.Components[idx].Scopes)
got, err := util.RawExtension2Map(&comp.Properties)
assert.NoError(t, err)
exp, err := util.RawExtension2Map(&c.want.app.Spec.Components[idx].Properties)
assert.NoError(t, err)
assert.Equal(t, exp, got)
for tidx, tr := range comp.Traits {
assert.Equal(t, tr.Type, c.want.app.Spec.Components[idx].Traits[tidx].Type)
got, err := util.RawExtension2Map(&tr.Properties)
assert.NoError(t, err)
exp, err := util.RawExtension2Map(&c.want.app.Spec.Components[idx].Traits[tidx].Properties)
assert.NoError(t, err)
assert.Equal(t, exp, got)
}
}
assert.Equal(t, true, found, "no component found for %s", comp.Name)
}
for idx, v := range objects {
assert.Equal(t, c.want.objs[idx], v)
}
})
}
}