github.com/meulengracht/snapd@v0.0.0-20210719210640-8bde69bcc84e/interfaces/dbus/export_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2016 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package dbus
    21  
    22  // MockXMLEnvelope replaces dbus XML envelope.
    23  //
    24  // NOTE: The real XML envelope is not long but is tedious to put into every
    25  // test. For testing it is convenient for replace it with a shorter version.
    26  func MockXMLEnvelope(fakeHeader, fakeFooter []byte) (restore func()) {
    27  	origHeader := xmlHeader
    28  	origFooter := xmlFooter
    29  	xmlHeader = fakeHeader
    30  	xmlFooter = fakeFooter
    31  	return func() {
    32  		xmlHeader = origHeader
    33  		xmlFooter = origFooter
    34  	}
    35  }