github.com/cryptotooltop/go-ethereum@v0.0.0-20231103184714-151d1922f3e5/cmd/ethkey/run_test.go (about)

     1  // Copyright 2018 The go-ethereum Authors
     2  // This file is part of go-ethereum.
     3  //
     4  // go-ethereum is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // go-ethereum is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU General Public License
    15  // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package main
    18  
    19  import (
    20  	"fmt"
    21  	"os"
    22  	"testing"
    23  
    24  	"github.com/docker/docker/pkg/reexec"
    25  
    26  	"github.com/scroll-tech/go-ethereum/internal/cmdtest"
    27  )
    28  
    29  type testEthkey struct {
    30  	*cmdtest.TestCmd
    31  }
    32  
    33  // spawns ethkey with the given command line args.
    34  func runEthkey(t *testing.T, args ...string) *testEthkey {
    35  	tt := new(testEthkey)
    36  	tt.TestCmd = cmdtest.NewTestCmd(t, tt)
    37  	tt.Run("ethkey-test", args...)
    38  	return tt
    39  }
    40  
    41  func TestMain(m *testing.M) {
    42  	// Run the app if we've been exec'd as "ethkey-test" in runEthkey.
    43  	reexec.Register("ethkey-test", func() {
    44  		if err := app.Run(os.Args); err != nil {
    45  			fmt.Fprintln(os.Stderr, err)
    46  			os.Exit(1)
    47  		}
    48  		os.Exit(0)
    49  	})
    50  	// check if we have been reexec'd
    51  	if reexec.Init() {
    52  		return
    53  	}
    54  	os.Exit(m.Run())
    55  }