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// Copyright (C) 2019-2021 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package main
import (
"context"
"math/rand"
"strings"
"testing"
"time"
"github.com/gorilla/mux"
"github.com/stretchr/testify/require"
)
type mockFactory struct{}
type testServerDebugFrontend struct {
debugger Control
notifications chan Notification
}
func (t testServerDebugFrontend) SessionStarted(sid string, debugger Control, ch chan Notification) {
t.notifications = ch
t.debugger = debugger
go t.eventLoop()
}
func (t testServerDebugFrontend) SessionEnded(sid string) {
}
func (t testServerDebugFrontend) WaitForCompletion() {
}
func (t testServerDebugFrontend) URL() string {
return ""
}
func (t testServerDebugFrontend) eventLoop() {
for {
select {
case n := <-t.notifications:
if n.Event == "completed" {
return
}
if n.Event == "registered" {
}
// simulate user delay to workaround race cond
time.Sleep(10 * time.Millisecond)
t.debugger.Resume()
}
}
}
func (f *mockFactory) Make(router *mux.Router, appAddress string) (da DebugAdapter) {
return testServerDebugFrontend{}
}
func tryStartingServerRemote(t *testing.T, ds *DebugServer) (ok bool) {
res := make(chan bool)
go func() {
defer func() {
if r := recover(); r != nil {
res <- false
}
}()
err := ds.startRemote()
require.NoError(t, err)
res <- true
}()
time.Sleep(500 * time.Millisecond)
err := ds.server.Shutdown(context.Background())
require.NoError(t, err)
ok = <-res
return
}
func tryStartingServerDebug(t *testing.T, ds *DebugServer) (ok bool) {
defer func() {
if r := recover(); r != nil {
ok = false
}
}()
err := ds.startDebug()
require.NoError(t, err)
ok = true
return
}
func serverTestImpl(t *testing.T, run func(t *testing.T, ds *DebugServer) bool, dp *DebugParams) {
maxPortNum := 65000
minPortNum := 40000
attempt := 0
started := false
var ds DebugServer
for attempt < 5 && !started {
port = rand.Intn(maxPortNum-minPortNum) + minPortNum
ds = makeDebugServer("127.0.0.1", port, &mockFactory{}, dp)
started = run(t, &ds)
attempt++
}
require.True(t, started)
require.NotEmpty(t, ds)
require.NotNil(t, ds.debugger)
require.NotNil(t, ds.router)
require.NotNil(t, ds.server)
}
func TestServerRemote(t *testing.T) {
serverTestImpl(t, tryStartingServerRemote, &DebugParams{})
}
func TestServerLocal(t *testing.T) {
txnBlob := []byte("[" + strings.Join([]string{string(txnSample), txnSample}, ",") + "]")
dp := DebugParams{
ProgramNames: []string{"test"},
ProgramBlobs: [][]byte{{2, 0x20, 1, 1, 0x22}}, // version, intcb, int 1
TxnBlob: txnBlob,
GroupIndex: 0,
RunMode: "signature",
}
serverTestImpl(t, tryStartingServerDebug, &dp)
}
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