Files
fn-serverless/api/server/runner_test.go
Tolga Ceylan fe80b50e30 fn: tests: revert a hack for agent shutdown (#632)
Reverting due to fix for #623
2018-01-02 15:17:44 -06:00

321 lines
10 KiB
Go

package server
import (
"bytes"
"context"
"errors"
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/fnproject/fn/api/agent"
"github.com/fnproject/fn/api/datastore"
"github.com/fnproject/fn/api/logs"
"github.com/fnproject/fn/api/models"
"github.com/fnproject/fn/api/mqs"
)
func testRunner(t *testing.T, args ...interface{}) (agent.Agent, context.CancelFunc) {
ds := datastore.NewMock()
var mq models.MessageQueue = &mqs.Mock{}
for _, a := range args {
switch arg := a.(type) {
case models.Datastore:
ds = arg
case models.MessageQueue:
mq = arg
}
}
r := agent.New(agent.NewDirectDataAccess(ds, ds, mq))
return r, func() { r.Close() }
}
func TestRouteRunnerGet(t *testing.T) {
buf := setLogBuffer()
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
}, nil, nil,
)
rnr, cancel := testRunner(t, ds)
defer cancel()
logDB := logs.NewMock()
srv := testServer(ds, &mqs.Mock{}, logDB, rnr, ServerTypeFull)
for i, test := range []struct {
path string
body string
expectedCode int
expectedError error
}{
{"/route", "", http.StatusNotFound, nil},
{"/r/app/route", "", http.StatusNotFound, models.ErrAppsNotFound},
{"/r/myapp/route", "", http.StatusNotFound, models.ErrRoutesNotFound},
} {
_, rec := routerRequest(t, srv.Router, "GET", test.path, nil)
if rec.Code != test.expectedCode {
t.Log(buf.String())
t.Errorf("Test %d: Expected status code to be %d but was %d",
i, test.expectedCode, rec.Code)
}
if test.expectedError != nil {
resp := getErrorResponse(t, rec)
if !strings.Contains(resp.Error.Message, test.expectedError.Error()) {
t.Log(buf.String())
t.Errorf("Test %d: Expected error message to have `%s`, but got `%s`",
i, test.expectedError.Error(), resp.Error.Message)
}
}
}
}
func TestRouteRunnerPost(t *testing.T) {
buf := setLogBuffer()
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
}, nil, nil,
)
rnr, cancel := testRunner(t, ds)
defer cancel()
fnl := logs.NewMock()
srv := testServer(ds, &mqs.Mock{}, fnl, rnr, ServerTypeFull)
for i, test := range []struct {
path string
body string
expectedCode int
expectedError error
}{
{"/route", `{ "payload": "" }`, http.StatusNotFound, nil},
{"/r/app/route", `{ "payload": "" }`, http.StatusNotFound, models.ErrAppsNotFound},
{"/r/myapp/route", `{ "payload": "" }`, http.StatusNotFound, models.ErrRoutesNotFound},
} {
body := bytes.NewBuffer([]byte(test.body))
_, rec := routerRequest(t, srv.Router, "POST", test.path, body)
if rec.Code != test.expectedCode {
t.Log(buf.String())
t.Errorf("Test %d: Expected status code to be %d but was %d",
i, test.expectedCode, rec.Code)
}
if test.expectedError != nil {
resp := getErrorResponse(t, rec)
respMsg := resp.Error.Message
expMsg := test.expectedError.Error()
if respMsg != expMsg && !strings.Contains(respMsg, expMsg) {
t.Log(buf.String())
t.Errorf("Test %d: Expected error message to have `%s`",
i, test.expectedError.Error())
}
}
}
}
func TestRouteRunnerExecution(t *testing.T) {
buf := setLogBuffer()
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
},
[]*models.Route{
{Path: "/", AppName: "myapp", Image: "fnproject/hello", Type: "sync", Memory: 128, Timeout: 30, IdleTimeout: 30, Headers: map[string][]string{"X-Function": {"Test"}}},
{Path: "/myroute", AppName: "myapp", Image: "fnproject/hello", Type: "sync", Memory: 128, Timeout: 30, IdleTimeout: 30, Headers: map[string][]string{"X-Function": {"Test"}}},
{Path: "/myerror", AppName: "myapp", Image: "fnproject/error", Type: "sync", Memory: 128, Timeout: 30, IdleTimeout: 30, Headers: map[string][]string{"X-Function": {"Test"}}},
{Path: "/mydne", AppName: "myapp", Image: "fnproject/imagethatdoesnotexist", Type: "sync", Memory: 128, Timeout: 30, IdleTimeout: 30},
{Path: "/mydnehot", AppName: "myapp", Image: "fnproject/imagethatdoesnotexist", Type: "sync", Format: "http", Memory: 128, Timeout: 30, IdleTimeout: 30},
}, nil,
)
rnr, cancelrnr := testRunner(t, ds)
defer cancelrnr()
fnl := logs.NewMock()
srv := testServer(ds, &mqs.Mock{}, fnl, rnr, ServerTypeFull)
for i, test := range []struct {
path string
body string
method string
expectedCode int
expectedHeaders map[string][]string
}{
{"/r/myapp/", ``, "GET", http.StatusOK, map[string][]string{"X-Function": {"Test"}}},
{"/r/myapp/myroute", ``, "GET", http.StatusOK, map[string][]string{"X-Function": {"Test"}}},
{"/r/myapp/myerror", ``, "GET", http.StatusBadGateway, map[string][]string{"X-Function": {"Test"}}},
{"/r/myapp/mydne", ``, "GET", http.StatusNotFound, nil},
{"/r/myapp/mydnehot", ``, "GET", http.StatusNotFound, nil},
// Added same tests again to check if time is reduced by the auth cache
{"/r/myapp/", ``, "GET", http.StatusOK, map[string][]string{"X-Function": {"Test"}}},
{"/r/myapp/myroute", ``, "GET", http.StatusOK, map[string][]string{"X-Function": {"Test"}}},
{"/r/myapp/myerror", ``, "GET", http.StatusBadGateway, map[string][]string{"X-Function": {"Test"}}},
} {
body := strings.NewReader(test.body)
_, rec := routerRequest(t, srv.Router, test.method, test.path, body)
if rec.Code != test.expectedCode {
t.Log(buf.String())
bod, _ := ioutil.ReadAll(rec.Body)
t.Errorf("Test %d: Expected status code to be %d but was %d. body: %s",
i, test.expectedCode, rec.Code, string(bod))
}
if test.expectedHeaders == nil {
continue
}
for name, header := range test.expectedHeaders {
if header[0] != rec.Header().Get(name) {
t.Log(buf.String())
t.Errorf("Test %d: Expected header `%s` to be %s but was %s",
i, name, header[0], rec.Header().Get(name))
}
}
}
}
// implement models.MQ and models.APIError
type errorMQ struct {
error
code int
}
func (mock *errorMQ) Push(context.Context, *models.Call) (*models.Call, error) { return nil, mock }
func (mock *errorMQ) Reserve(context.Context) (*models.Call, error) { return nil, mock }
func (mock *errorMQ) Delete(context.Context, *models.Call) error { return mock }
func (mock *errorMQ) Code() int { return mock.code }
func TestFailedEnqueue(t *testing.T) {
buf := setLogBuffer()
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
},
[]*models.Route{
{Path: "/dummy", AppName: "myapp", Image: "dummy/dummy", Type: "async", Memory: 128, Timeout: 30, IdleTimeout: 30},
}, nil,
)
err := errors.New("Unable to push task to queue")
mq := &errorMQ{err, http.StatusInternalServerError}
fnl := logs.NewMock()
rnr, cancelrnr := testRunner(t, ds, mq)
defer cancelrnr()
srv := testServer(ds, mq, fnl, rnr, ServerTypeFull)
for i, test := range []struct {
path string
body string
method string
expectedCode int
expectedHeaders map[string][]string
}{
{"/r/myapp/dummy", ``, "POST", http.StatusInternalServerError, nil},
} {
body := strings.NewReader(test.body)
_, rec := routerRequest(t, srv.Router, test.method, test.path, body)
if rec.Code != test.expectedCode {
t.Log(buf.String())
t.Errorf("Test %d: Expected status code to be %d but was %d",
i, test.expectedCode, rec.Code)
}
}
}
func TestRouteRunnerTimeout(t *testing.T) {
buf := setLogBuffer()
models.RouteMaxMemory = uint64(1024 * 1024 * 1024) // 1024 TB
hugeMem := uint64(models.RouteMaxMemory - 1)
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
},
[]*models.Route{
{Path: "/cold", AppName: "myapp", Image: "fnproject/fn-test-utils", Type: "sync", Memory: 128, Timeout: 4, IdleTimeout: 30},
{Path: "/hot", AppName: "myapp", Image: "fnproject/fn-test-utils", Type: "sync", Format: "http", Memory: 128, Timeout: 4, IdleTimeout: 30},
{Path: "/bigmem-cold", AppName: "myapp", Image: "fnproject/fn-test-utils", Type: "sync", Memory: hugeMem, Timeout: 1, IdleTimeout: 30},
{Path: "/bigmem-hot", AppName: "myapp", Image: "fnproject/fn-test-utils", Type: "sync", Format: "http", Memory: hugeMem, Timeout: 1, IdleTimeout: 30},
}, nil,
)
rnr, cancelrnr := testRunner(t, ds)
defer cancelrnr()
fnl := logs.NewMock()
srv := testServer(ds, &mqs.Mock{}, fnl, rnr, ServerTypeFull)
for i, test := range []struct {
path string
body string
method string
expectedCode int
expectedHeaders map[string][]string
}{
{"/r/myapp/cold", `{"sleepTime": 0, "isDebug": true}`, "POST", http.StatusOK, nil},
{"/r/myapp/cold", `{"sleepTime": 5000, "isDebug": true}`, "POST", http.StatusGatewayTimeout, nil},
{"/r/myapp/hot", `{"sleepTime": 5000, "isDebug": true}`, "POST", http.StatusGatewayTimeout, nil},
{"/r/myapp/hot", `{"sleepTime": 0, "isDebug": true}`, "POST", http.StatusOK, nil},
{"/r/myapp/bigmem-cold", `{"sleepTime": 0, "isDebug": true}`, "POST", http.StatusServiceUnavailable, map[string][]string{"Retry-After": {"15"}}},
{"/r/myapp/bigmem-hot", `{"sleepTime": 0, "isDebug": true}`, "POST", http.StatusServiceUnavailable, map[string][]string{"Retry-After": {"15"}}},
} {
body := strings.NewReader(test.body)
_, rec := routerRequest(t, srv.Router, test.method, test.path, body)
if rec.Code != test.expectedCode {
t.Log(buf.String())
t.Errorf("Test %d: Expected status code to be %d but was %d body: %#v",
i, test.expectedCode, rec.Code, rec.Body.String())
}
if test.expectedHeaders == nil {
continue
}
for name, header := range test.expectedHeaders {
if header[0] != rec.Header().Get(name) {
t.Log(buf.String())
t.Errorf("Test %d: Expected header `%s` to be %s but was %s body: %#v",
i, name, header[0], rec.Header().Get(name), rec.Body.String())
}
}
}
}
//func TestMatchRoute(t *testing.T) {
//buf := setLogBuffer()
//for i, test := range []struct {
//baseRoute string
//route string
//expectedParams []Param
//}{
//{"/myroute/", `/myroute/`, nil},
//{"/myroute/:mybigparam", `/myroute/1`, []Param{{"mybigparam", "1"}}},
//{"/:param/*test", `/1/2`, []Param{{"param", "1"}, {"test", "/2"}}},
//} {
//if params, match := matchRoute(test.baseRoute, test.route); match {
//if test.expectedParams != nil {
//for j, param := range test.expectedParams {
//if params[j].Key != param.Key || params[j].Value != param.Value {
//t.Log(buf.String())
//t.Errorf("Test %d: expected param %d, key = %s, value = %s", i, j, param.Key, param.Value)
//}
//}
//}
//} else {
//t.Log(buf.String())
//t.Errorf("Test %d: %s should match %s", i, test.route, test.baseRoute)
//}
//}
//}