127 lines
3.0 KiB
Go
127 lines
3.0 KiB
Go
// Copyright 2016 The go-ethereum Authors
|
|
// This file is part of go-ethereum.
|
|
//
|
|
// go-ethereum is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// go-ethereum 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 General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package main
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"os"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/docker/docker/pkg/reexec"
|
|
"github.com/ethereum/go-ethereum/internal/cmdtest"
|
|
"github.com/ethereum/go-ethereum/rpc"
|
|
)
|
|
|
|
func tmpdir(t *testing.T) string {
|
|
dir, err := ioutil.TempDir("", "geth-test")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
return dir
|
|
}
|
|
|
|
type testgeth struct {
|
|
*cmdtest.TestCmd
|
|
|
|
// template variables for expect
|
|
Datadir string
|
|
Etherbase string
|
|
}
|
|
|
|
func init() {
|
|
// Run the app if we've been exec'd as "geth-test" in runGeth.
|
|
reexec.Register("geth-test", func() {
|
|
if err := app.Run(os.Args); err != nil {
|
|
fmt.Fprintln(os.Stderr, err)
|
|
os.Exit(1)
|
|
}
|
|
os.Exit(0)
|
|
})
|
|
}
|
|
|
|
func TestMain(m *testing.M) {
|
|
// check if we have been reexec'd
|
|
if reexec.Init() {
|
|
return
|
|
}
|
|
os.Exit(m.Run())
|
|
}
|
|
|
|
// spawns geth with the given command line args. If the args don't set --datadir, the
|
|
// child g gets a temporary data directory.
|
|
func runGeth(t *testing.T, args ...string) *testgeth {
|
|
tt := &testgeth{}
|
|
tt.TestCmd = cmdtest.NewTestCmd(t, tt)
|
|
for i, arg := range args {
|
|
switch arg {
|
|
case "--datadir":
|
|
if i < len(args)-1 {
|
|
tt.Datadir = args[i+1]
|
|
}
|
|
case "--miner.etherbase":
|
|
if i < len(args)-1 {
|
|
tt.Etherbase = args[i+1]
|
|
}
|
|
}
|
|
}
|
|
if tt.Datadir == "" {
|
|
tt.Datadir = tmpdir(t)
|
|
tt.Cleanup = func() { os.RemoveAll(tt.Datadir) }
|
|
args = append([]string{"--datadir", tt.Datadir}, args...)
|
|
// Remove the temporary datadir if something fails below.
|
|
defer func() {
|
|
if t.Failed() {
|
|
tt.Cleanup()
|
|
}
|
|
}()
|
|
}
|
|
|
|
// Boot "geth". This actually runs the test binary but the TestMain
|
|
// function will prevent any tests from running.
|
|
tt.Run("geth-test", args...)
|
|
|
|
return tt
|
|
}
|
|
|
|
// waitForEndpoint attempts to connect to an RPC endpoint until it succeeds.
|
|
func waitForEndpoint(t *testing.T, endpoint string, timeout time.Duration) {
|
|
probe := func() bool {
|
|
ctx, cancel := context.WithTimeout(context.Background(), timeout)
|
|
defer cancel()
|
|
c, err := rpc.DialContext(ctx, endpoint)
|
|
if c != nil {
|
|
_, err = c.SupportedModules()
|
|
c.Close()
|
|
}
|
|
return err == nil
|
|
}
|
|
|
|
start := time.Now()
|
|
for {
|
|
if probe() {
|
|
return
|
|
}
|
|
if time.Since(start) > timeout {
|
|
t.Fatal("endpoint", endpoint, "did not open within", timeout)
|
|
}
|
|
time.Sleep(200 * time.Millisecond)
|
|
}
|
|
}
|