test_helpers.hpp revision 1.1.1.1
1// 2// Automated Testing Framework (atf) 3// 4// Copyright (c) 2009, 2010 The NetBSD Foundation, Inc. 5// All rights reserved. 6// 7// Redistribution and use in source and binary forms, with or without 8// modification, are permitted provided that the following conditions 9// are met: 10// 1. Redistributions of source code must retain the above copyright 11// notice, this list of conditions and the following disclaimer. 12// 2. Redistributions in binary form must reproduce the above copyright 13// notice, this list of conditions and the following disclaimer in the 14// documentation and/or other materials provided with the distribution. 15// 16// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28// 29 30#if defined(TESTS_ATF_ATF_CXX_TEST_HELPERS_H) 31# error "Cannot include test_helpers.hpp more than once." 32#else 33# define TESTS_ATF_ATF_CXX_TEST_HELPERS_H 34#endif 35 36#include <cstdlib> 37#include <iostream> 38#include <sstream> 39#include <utility> 40 41#include "../macros.hpp" 42#include "../tests.hpp" 43#include "parser.hpp" 44#include "process.hpp" 45#include "text.hpp" 46 47#define HEADER_TC(name, hdrname) \ 48 ATF_TEST_CASE(name); \ 49 ATF_TEST_CASE_HEAD(name) \ 50 { \ 51 set_md_var("descr", "Tests that the " hdrname " file can be " \ 52 "included on its own, without any prerequisites"); \ 53 set_md_var("use.fs", "true"); \ 54 } \ 55 ATF_TEST_CASE_BODY(name) \ 56 { \ 57 header_check(*this, hdrname); \ 58 } 59 60#define BUILD_TC(name, sfile, descr, failmsg) \ 61 ATF_TEST_CASE(name); \ 62 ATF_TEST_CASE_HEAD(name) \ 63 { \ 64 set_md_var("descr", descr); \ 65 set_md_var("use.fs", "true"); \ 66 } \ 67 ATF_TEST_CASE_BODY(name) \ 68 { \ 69 build_check_cxx_o(*this, sfile, failmsg); \ 70 } 71 72namespace atf { 73namespace tests { 74class tc; 75} 76} 77 78void header_check(const atf::tests::tc&, const char*); 79void build_check_cxx_o(const atf::tests::tc&, const char*, const char*); 80atf::fs::path get_process_helpers_path(const atf::tests::tc&); 81bool grep_file(const char*, const char*); 82bool grep_string(const std::string&, const char*); 83 84struct run_h_tc_data { 85 const atf::tests::vars_map& m_config; 86 87 run_h_tc_data(const atf::tests::vars_map& config) : 88 m_config(config) {} 89}; 90 91template< class TestCase > 92void 93run_h_tc_child(void* v) 94{ 95 run_h_tc_data* data = static_cast< run_h_tc_data* >(v); 96 97 TestCase tc; 98 tc.init(data->m_config); 99 tc.run("result"); 100 std::exit(EXIT_SUCCESS); 101} 102 103template< class TestCase > 104void 105run_h_tc(atf::tests::vars_map config = atf::tests::vars_map()) 106{ 107 run_h_tc_data data(config); 108 atf::process::child c = atf::process::fork( 109 run_h_tc_child< TestCase >, 110 atf::process::stream_redirect_path(atf::fs::path("stdout")), 111 atf::process::stream_redirect_path(atf::fs::path("stderr")), 112 &data); 113 const atf::process::status s = c.wait(); 114 ATF_REQUIRE(s.exited()); 115} 116 117namespace test_helpers_detail { 118 119typedef std::vector< std::string > string_vector; 120 121template< class Reader > 122std::pair< string_vector, string_vector > 123do_read(const char* input) 124{ 125 string_vector errors; 126 127 std::istringstream is(input); 128 Reader reader(is); 129 try { 130 reader.read(); 131 } catch (const atf::parser::parse_errors& pes) { 132 for (std::vector< atf::parser::parse_error >::const_iterator iter = 133 pes.begin(); iter != pes.end(); iter++) 134 errors.push_back(*iter); 135 } catch (const atf::parser::parse_error& pe) { 136 ATF_FAIL("Raised a lonely parse error: " + 137 atf::text::to_string(pe.first) + ": " + pe.second); 138 } 139 140 return std::make_pair(reader.m_calls, errors); 141} 142 143void check_equal(const char*[], const string_vector&); 144 145} // namespace test_helpers_detail 146 147template< class Reader > 148void 149do_parser_test(const char* input, const char* exp_calls[], 150 const char* exp_errors[]) 151{ 152 const std::pair< test_helpers_detail::string_vector, 153 test_helpers_detail::string_vector > 154 actual = test_helpers_detail::do_read< Reader >(input); 155 test_helpers_detail::check_equal(exp_calls, actual.first); 156 test_helpers_detail::check_equal(exp_errors, actual.second); 157} 158