1// Copyright 2017 The etcd Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// +build !cov
16
17package e2e
18
19import (
20	"os"
21
22	"go.etcd.io/etcd/pkg/expect"
23)
24
25const noOutputLineCount = 0 // regular binaries emit no extra lines
26
27func spawnCmd(args []string) (*expect.ExpectProcess, error) {
28	if args[0] == ctlBinPath+"3" {
29		env := append(os.Environ(), "ETCDCTL_API=3")
30		return expect.NewExpectWithEnv(ctlBinPath, args[1:], env)
31	}
32	return expect.NewExpect(args[0], args[1:]...)
33}
34