Files
fission-src/controller/api_test.go
T
Lingxian KongandSoam Vasani a3f8016442 Set correct Content-Type in the http response (#147)
When the request is handled successfully, json data is returned, this
patch changes the response Content-Type header from text/plain to
application/json

Fixes: #144
2017-03-21 13:51:54 -07:00

368 lines
9.4 KiB
Go

/*
Copyright 2016 The Fission 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 controller
import (
"flag"
"io/ioutil"
"net/http"
"os"
"testing"
"time"
log "github.com/Sirupsen/logrus"
etcdClient "github.com/coreos/etcd/client"
"golang.org/x/net/context"
"github.com/fission/fission"
"github.com/fission/fission/controller/client"
)
var g struct {
client *client.Client
}
func assertNameReuseFails(err error, name string) {
assert(err != nil, "recreating "+name+" with same name must fail")
fe, ok := err.(fission.Error)
assert(ok, "error must be a fission Error")
assert(fe.Code == fission.ErrorNameExists, "error must be a name exists error")
}
func assertNotFoundFails(err error, name string) {
assert(err != nil, "requesting a non-existent "+name+" must fail")
fe, ok := err.(fission.Error)
assert(ok, "error must be a fission Error")
assert(fe.Code == fission.ErrorNotFound, "error must be a not found error")
}
func TestFunctionApi(t *testing.T) {
log.SetFormatter(&log.TextFormatter{DisableColors: true})
testFunc := &fission.Function{
Metadata: fission.Metadata{
Name: "foo",
Uid: "",
},
Environment: fission.Metadata{
Name: "nodejs",
Uid: "xxx",
},
Code: "code1",
}
_, err := g.client.FunctionGet(&fission.Metadata{Name: "foo"})
assertNotFoundFails(err, "function")
m, err := g.client.FunctionCreate(testFunc)
panicIf(err)
uid1 := m.Uid
//log.Printf("Created function %v: %v", m.Name, m.Uid)
_, err = g.client.FunctionCreate(testFunc)
assertNameReuseFails(err, "function")
code, err := g.client.FunctionGetRaw(m)
panicIf(err)
assert(string(code) == testFunc.Code, "code from FunctionGetRaw must match created function")
testFunc.Code = "code2"
m, err = g.client.FunctionUpdate(testFunc)
panicIf(err)
uid2 := m.Uid
//log.Printf("Updated function %v: %v", m.Name, m.Uid)
m.Uid = uid1
testFunc.Code = "code1"
f, err := g.client.FunctionGet(m)
panicIf(err)
testFunc.Metadata.Uid = m.Uid
//log.Printf("f = %#v", f)
//log.Printf("testFunc = %#v", testFunc)
assert(*f == *testFunc, "first version should match when read by uid")
m.Uid = uid2
testFunc.Metadata.Uid = m.Uid
testFunc.Code = "code2"
f, err = g.client.FunctionGet(m)
panicIf(err)
assert(*f == *testFunc, "second version should match when read by uid")
m.Uid = ""
testFunc.Metadata.Uid = uid2
testFunc.Code = "code2"
f, err = g.client.FunctionGet(m)
panicIf(err)
assert(*f == *testFunc, "second version should match when read as latest")
testFunc.Metadata.Name = "bar"
m, err = g.client.FunctionCreate(testFunc)
panicIf(err)
funcs, err := g.client.FunctionList()
panicIf(err)
assert(len(funcs) == 2,
"created two functions, but didn't find them")
funcs_url := g.client.Url + "/v1/functions"
resp, err := http.Get(funcs_url)
panicIf(err)
defer resp.Body.Close()
assert(resp.StatusCode == 200, "http get status code on /v1/functions")
var found bool = false
for _, b := range resp.Header["Content-Type"] {
if b == "application/json; charset=utf-8" {
found = true
}
}
assert(found, "incorrect response content type")
err = g.client.FunctionDelete(&fission.Metadata{Name: "foo"})
panicIf(err)
err = g.client.FunctionDelete(&fission.Metadata{Name: "bar"})
panicIf(err)
}
func TestFunctionVersionApi(t *testing.T) {
testFunc := &fission.Function{
Metadata: fission.Metadata{
Name: "foo",
Uid: "",
},
Environment: fission.Metadata{
Name: "nodejs",
Uid: "xxx",
},
Code: "code1",
}
testFunc.Code = "code1"
m, err := g.client.FunctionCreate(testFunc)
panicIf(err)
uid1 := m.Uid
testFunc.Code = "code2"
m, err = g.client.FunctionUpdate(testFunc)
panicIf(err)
uid2 := m.Uid
err = g.client.FunctionDelete(&fission.Metadata{Name: "foo", Uid: uid1})
panicIf(err)
f, err := g.client.FunctionGet(&fission.Metadata{Name: "foo"})
panicIf(err)
assert(f.Metadata.Uid == uid2, "deleted version1, but version2 does not exist")
testFunc.Code = "code3"
m, err = g.client.FunctionUpdate(testFunc)
panicIf(err)
uid3 := m.Uid
err = g.client.FunctionDelete(&fission.Metadata{Name: "foo", Uid: uid3})
panicIf(err)
f, err = g.client.FunctionGet(&fission.Metadata{Name: "foo"})
panicIf(err)
assert(f.Metadata.Uid == uid2, "deleted version3, but version2 does not exist")
testFunc.Code = "code4"
m, err = g.client.FunctionUpdate(testFunc)
panicIf(err)
err = g.client.FunctionDelete(&fission.Metadata{Name: "foo"})
panicIf(err)
funcs, err := g.client.FunctionList()
panicIf(err)
assert(len(funcs) == 0,
"created one function with two versions(2 and 4), delete without uid but cannot delete them all")
}
func TestHTTPTriggerApi(t *testing.T) {
testTrigger := &fission.HTTPTrigger{
Metadata: fission.Metadata{
Name: "xxx",
Uid: "yyy",
},
UrlPattern: "/hello",
Function: fission.Metadata{
Name: "foo",
Uid: "",
},
}
_, err := g.client.HTTPTriggerGet(&fission.Metadata{Name: "foo"})
assertNotFoundFails(err, "trigger")
m, err := g.client.HTTPTriggerCreate(testTrigger)
panicIf(err)
defer g.client.HTTPTriggerDelete(m)
_, err = g.client.HTTPTriggerCreate(testTrigger)
assertNameReuseFails(err, "trigger")
tr, err := g.client.HTTPTriggerGet(m)
panicIf(err)
testTrigger.Metadata.Uid = m.Uid
assert(*testTrigger == *tr, "trigger should match after reading")
testTrigger.UrlPattern = "/hi"
m2, err := g.client.HTTPTriggerUpdate(testTrigger)
panicIf(err)
m.Uid = m2.Uid
tr, err = g.client.HTTPTriggerGet(m)
panicIf(err)
testTrigger.Metadata.Uid = m.Uid
assert(*testTrigger == *tr, "trigger should match after reading")
testTrigger.Metadata.Name = "yyy"
m, err = g.client.HTTPTriggerCreate(testTrigger)
assert(err != nil, "duplicate trigger should not be allowed")
testTrigger.UrlPattern = "/hi2"
m, err = g.client.HTTPTriggerCreate(testTrigger)
panicIf(err)
defer g.client.HTTPTriggerDelete(m)
ts, err := g.client.HTTPTriggerList()
panicIf(err)
assert(len(ts) == 2, "created two triggers, but didn't find them")
}
func TestEnvironmentApi(t *testing.T) {
testEnv := &fission.Environment{
Metadata: fission.Metadata{
Name: "xxx",
Uid: "yyy",
},
RunContainerImageUrl: "gcr.io/xyz",
}
_, err := g.client.EnvironmentGet(&fission.Metadata{Name: "foo"})
assertNotFoundFails(err, "environment")
m, err := g.client.EnvironmentCreate(testEnv)
panicIf(err)
defer g.client.EnvironmentDelete(m)
_, err = g.client.EnvironmentCreate(testEnv)
assertNameReuseFails(err, "environment")
tr, err := g.client.EnvironmentGet(m)
panicIf(err)
testEnv.Metadata.Uid = m.Uid
assert(*testEnv == *tr, "env should match after reading")
testEnv.RunContainerImageUrl = "/hi"
m2, err := g.client.EnvironmentUpdate(testEnv)
panicIf(err)
m.Uid = m2.Uid
tr, err = g.client.EnvironmentGet(m)
panicIf(err)
testEnv.Metadata.Uid = m.Uid
assert(*testEnv == *tr, "env should match after reading")
testEnv.Metadata.Name = "yyy"
m, err = g.client.EnvironmentCreate(testEnv)
panicIf(err)
defer g.client.EnvironmentDelete(m)
ts, err := g.client.EnvironmentList()
panicIf(err)
assert(len(ts) == 2, "created two envs, but didn't find them")
}
func TestWatchApi(t *testing.T) {
testWatch := &fission.Watch{
Metadata: fission.Metadata{
Name: "xxx",
Uid: "yyy",
},
Namespace: "default",
ObjType: "pod",
LabelSelector: "",
FieldSelector: "",
Function: fission.Metadata{
Name: "foo",
Uid: "",
},
Target: "",
}
_, err := g.client.WatchGet(&fission.Metadata{Name: "foo"})
assertNotFoundFails(err, "watch")
m, err := g.client.WatchCreate(testWatch)
panicIf(err)
defer g.client.WatchDelete(m)
_, err = g.client.WatchCreate(testWatch)
assertNameReuseFails(err, "watch")
w, err := g.client.WatchGet(m)
panicIf(err)
testWatch.Metadata.Uid = m.Uid
w.Target = ""
assert(*testWatch == *w, "watch should match after reading")
testWatch.Metadata.Name = "yyy"
m2, err := g.client.WatchCreate(testWatch)
panicIf(err)
defer g.client.WatchDelete(m2)
ws, err := g.client.WatchList()
panicIf(err)
assert(len(ws) == 2, "created two envs, but didn't find them")
}
func TestMain(m *testing.M) {
flag.Parse()
fileStore, ks, rs := getTestResourceStore()
defer os.RemoveAll(fileStore.root)
api := MakeAPI(rs)
g.client = client.MakeClient("http://localhost:8888")
ks.Delete(context.Background(), "Function", &etcdClient.DeleteOptions{Recursive: true})
ks.Delete(context.Background(), "HTTPTrigger", &etcdClient.DeleteOptions{Recursive: true})
ks.Delete(context.Background(), "Environment", &etcdClient.DeleteOptions{Recursive: true})
ks.Delete(context.Background(), "Watch", &etcdClient.DeleteOptions{Recursive: true})
go api.Serve(8888)
time.Sleep(500 * time.Millisecond)
resp, err := http.Get("http://localhost:8888/")
panicIf(err)
assert(resp.StatusCode == 200, "http get status code on root")
var found bool = false
for _, b := range resp.Header["Content-Type"] {
if b == "application/json; charset=utf-8" {
found = true
}
}
assert(found, "incorrect response content type")
_, err = ioutil.ReadAll(resp.Body)
panicIf(err)
os.Exit(m.Run())
}