1// Copyright 2010 The Kyua Authors. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above copyright 11// notice, this list of conditions and the following disclaimer in the 12// documentation and/or other materials provided with the distribution. 13// * Neither the name of Google Inc. nor the names of its contributors 14// may be used to endorse or promote products derived from this software 15// without specific prior written permission. 16// 17// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29/// \file utils/cmdline/ui_mock.hpp 30/// Provides the utils::cmdline::ui_mock class. 31/// 32/// This file is only supposed to be included from test program, never from 33/// production code. 34 35#if !defined(UTILS_CMDLINE_UI_MOCK_HPP) 36#define UTILS_CMDLINE_UI_MOCK_HPP 37 38#include <cstddef> 39#include <string> 40#include <vector> 41 42#include "utils/cmdline/ui.hpp" 43 44namespace utils { 45namespace cmdline { 46 47 48/// Testable interface to interact with the CLI. 49/// 50/// This class records all writes to stdout and stderr to allow further 51/// inspection for testing purposes. 52class ui_mock : public ui { 53 /// Fake width of the screen; if 0, represents none. 54 std::size_t _screen_width; 55 56 /// Messages sent to stderr. 57 std::vector< std::string > _err_log; 58 59 /// Messages sent to stdout. 60 std::vector< std::string > _out_log; 61 62public: 63 ui_mock(const std::size_t = 0); 64 65 void err(const std::string&, const bool = true); 66 void out(const std::string&, const bool = true); 67 optional< std::size_t > screen_width(void) const; 68 69 const std::vector< std::string >& err_log(void) const; 70 const std::vector< std::string >& out_log(void) const; 71}; 72 73 74} // namespace cmdline 75} // namespace utils 76 77 78#endif // !defined(UTILS_CMDLINE_UI_MOCK_HPP) 79