external/bsd/atf/dist/atf-c++/detail/exceptions_test.cpp

   1 //
   2 // Automated Testing Framework (atf)
   3 //
   4 // Copyright (c) 2009 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 extern "C" {
  31 #include "../../atf-c/error.h"
  32 }
  33
  34 #include <cstdio>
  35 #include <new>
  36
  37 #include "../macros.hpp"
  38
  39 #include "exceptions.hpp"
  40 #include "sanity.hpp"
  41
  42 // ------------------------------------------------------------------------
  43 // The "test" error.
  44 // ------------------------------------------------------------------------
  45
  46 extern "C" {
  47
  48 struct test_error_data {
  49     const char* m_msg;
  50 };
  51 typedef struct test_error_data test_error_data_t;
  52
  53 static
  54 void
  55 test_format(const atf_error_t err, char *buf, size_t buflen)
  56 {
  57     const test_error_data_t* data;
  58
  59     PRE(atf_error_is(err, "test"));
  60
  61     data = static_cast< const test_error_data_t * >(atf_error_data(err));
  62     snprintf(buf, buflen, "Message: %s", data->m_msg);
  63 }
  64
  65 static
  66 atf_error_t
  67 test_error(const char* msg)
  68 {
  69     atf_error_t err;
  70     test_error_data_t data;
  71
  72     data.m_msg = msg;
  73
  74     err = atf_error_new("test", &data, sizeof(data), test_format);
  75
  76     return err;
  77 }
  78
  79 } // extern
  80
  81 // ------------------------------------------------------------------------
  82 // Tests cases for the free functions.
  83 // ------------------------------------------------------------------------
  84
  85 ATF_TEST_CASE(throw_atf_error_libc);
  86 ATF_TEST_CASE_HEAD(throw_atf_error_libc)
  87 {
  88     set_md_var("descr", "Tests the throw_atf_error function when raising "
  89                "a libc error");
  90 }
  91 ATF_TEST_CASE_BODY(throw_atf_error_libc)
  92 {
  93     try {
  94         atf::throw_atf_error(atf_libc_error(1, "System error 1"));
  95     } catch (const atf::system_error& e) {
  96         ATF_REQUIRE(e.code() == 1);
  97         ATF_REQUIRE(std::string(e.what()).find("System error 1") !=
  98                   std::string::npos);
  99     } catch (const std::exception& e) {
 100         ATF_FAIL(std::string("Got unexpected exception: ") + e.what());
 101     }
 102 }
 103
 104 ATF_TEST_CASE(throw_atf_error_no_memory);
 105 ATF_TEST_CASE_HEAD(throw_atf_error_no_memory)
 106 {
 107     set_md_var("descr", "Tests the throw_atf_error function when raising "
 108                "a no_memory error");
 109 }
 110 ATF_TEST_CASE_BODY(throw_atf_error_no_memory)
 111 {
 112     try {
 113         atf::throw_atf_error(atf_no_memory_error());
 114     } catch (const std::bad_alloc&) {
 115     } catch (const std::exception& e) {
 116         ATF_FAIL(std::string("Got unexpected exception: ") + e.what());
 117     }
 118 }
 119
 120 ATF_TEST_CASE(throw_atf_error_unknown);
 121 ATF_TEST_CASE_HEAD(throw_atf_error_unknown)
 122 {
 123     set_md_var("descr", "Tests the throw_atf_error function when raising "
 124                "an unknown error");
 125 }
 126 ATF_TEST_CASE_BODY(throw_atf_error_unknown)
 127 {
 128     try {
 129         atf::throw_atf_error(test_error("The message"));
 130     } catch (const std::runtime_error& e) {
 131         const std::string msg = e.what();
 132         ATF_REQUIRE(msg.find("The message") != std::string::npos);
 133     } catch (const std::exception& e) {
 134         ATF_FAIL(std::string("Got unexpected exception: ") + e.what());
 135     }
 136 }
 137
 138 // ------------------------------------------------------------------------
 139 // Main.
 140 // ------------------------------------------------------------------------
 141
 142 ATF_INIT_TEST_CASES(tcs)
 143 {
 144     // Add the test cases for the free functions.
 145     ATF_ADD_TEST_CASE(tcs, throw_atf_error_libc);
 146     ATF_ADD_TEST_CASE(tcs, throw_atf_error_no_memory);
 147     ATF_ADD_TEST_CASE(tcs, throw_atf_error_unknown);
 148 }