go-ethereum/cmd/utils/flags_test.go

108 lines
2.5 KiB
Go

// Copyright 2019 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 utils contains internal helper functions for go-ethereum commands.
package utils
import (
"flag"
"reflect"
"testing"
"github.com/ethereum/go-ethereum/eth/ethconfig"
"github.com/urfave/cli/v2"
)
func Test_SplitTagsFlag(t *testing.T) {
t.Parallel()
tests := []struct {
name string
args string
want map[string]string
}{
{
"2 tags case",
"host=localhost,bzzkey=123",
map[string]string{
"host": "localhost",
"bzzkey": "123",
},
},
{
"1 tag case",
"host=localhost123",
map[string]string{
"host": "localhost123",
},
},
{
"empty case",
"",
map[string]string{},
},
{
"garbage",
"smth=smthelse=123",
map[string]string{},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
if got := SplitTagsFlag(tt.args); !reflect.DeepEqual(got, tt.want) {
t.Errorf("splitTagsFlag() = %v, want %v", got, tt.want)
}
})
}
}
func TestSetEthConfigAllowsDisablingStateSizeTracking(t *testing.T) {
ctx := newTestFlagContext(t, []cli.Flag{
CacheFlag,
CacheDatabaseFlag,
CacheGCFlag,
CacheSnapshotFlag,
CacheTrieFlag,
CryptoKZGFlag,
FDLimitFlag,
GCModeFlag,
SnapshotFlag,
StateSizeTrackingFlag,
}, "--state.size-tracking=false")
cfg := ethconfig.Defaults
cfg.EnableStateSizeTracking = true
SetEthConfig(ctx, nil, &cfg)
if cfg.EnableStateSizeTracking {
t.Fatal("state size tracking should be disabled by explicit CLI flag")
}
}
func newTestFlagContext(t *testing.T, flags []cli.Flag, args ...string) *cli.Context {
t.Helper()
set := flag.NewFlagSet(t.Name(), flag.ContinueOnError)
for _, flag := range flags {
if err := flag.Apply(set); err != nil {
t.Fatal(err)
}
}
if err := set.Parse(args); err != nil {
t.Fatal(err)
}
return cli.NewContext(cli.NewApp(), set, nil)
}