commandLine = append(commandLine, ' ')
		// TODO(bcmills): since we're already appending to a slice, it would be nice
		// to avoid the intermediate allocations of EscapeArg.
		// Perhaps we can factor out an appendEscapedArg function.
		commandLine = append(commandLine, EscapeArg(arg)...)
	}
	return string(commandLine)
}

// DecomposeCommandLine breaks apart its argument command line into unescaped parts using CommandLineToArgv,

		{`\\server\share\file`, `\\server\share\file`},
		{`\\newserver\tempshare\really.txt`, `\\newserver\tempshare\really.txt`},
	}
	for _, test := range tests {
		if got := syscall.EscapeArg(test.input); got != test.output {
			t.Errorf("EscapeArg(%#q) = %#q, want %#q", test.input, got, test.output)
		}
	}
}

func TestChangingProcessParent(t *testing.T) {
	if os.Getenv("GO_WANT_HELPER_PROCESS") == "parent" {