plugeth/cmd/clef/run_test.go

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// Copyright 2022 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 (
"fmt"
"os"
"testing"
"github.com/docker/docker/pkg/reexec"
"github.com/ethereum/go-ethereum/internal/cmdtest"
)
const registeredName = "clef-test"
type testproc struct {
*cmdtest.TestCmd
// template variables for expect
Datadir string
Etherbase string
}
func init() {
reexec.Register(registeredName, 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())
}
// runClef spawns clef with the given command line args and adds keystore arg.
// This method creates a temporary keystore folder which will be removed after
// the test exits.
func runClef(t *testing.T, args ...string) *testproc {
ddir, err := os.MkdirTemp("", "cleftest-*")
if err != nil {
return nil
}
t.Cleanup(func() {
os.RemoveAll(ddir)
})
return runWithKeystore(t, ddir, args...)
}
// runWithKeystore spawns clef with the given command line args and adds keystore arg.
// This method does _not_ create the keystore folder, but it _does_ add the arg
// to the args.
func runWithKeystore(t *testing.T, keystore string, args ...string) *testproc {
args = append([]string{"--keystore", keystore}, args...)
tt := &testproc{Datadir: keystore}
tt.TestCmd = cmdtest.NewTestCmd(t, tt)
// Boot "clef". This actually runs the test binary but the TestMain
// function will prevent any tests from running.
tt.Run(registeredName, args...)
return tt
}
func (proc *testproc) input(text string) *testproc {
proc.TestCmd.InputLine(text)
return proc
}
/*
// waitForEndpoint waits for the rpc endpoint to appear, or
// aborts after 3 seconds.
func (proc *testproc) waitForEndpoint(t *testing.T) *testproc {
t.Helper()
timeout := 3 * time.Second
ipc := filepath.Join(proc.Datadir, "clef.ipc")
start := time.Now()
for time.Since(start) < timeout {
if _, err := os.Stat(ipc); !errors.Is(err, os.ErrNotExist) {
t.Logf("endpoint %v opened", ipc)
return proc
}
time.Sleep(200 * time.Millisecond)
}
t.Logf("stderr: \n%v", proc.StderrText())
t.Logf("stdout: \n%v", proc.Output())
t.Fatal("endpoint", ipc, "did not open within", timeout)
return proc
}
*/