Line data    Source code

       1              : // Copyright (c) 2026  Made to Order Software Corp.  All Rights Reserved
       2              : //
       3              : // https://snapwebsites.org/project/snapdev
       4              : // contact@m2osw.com
       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 as published by
       8              : // the Free Software Foundation, either version 3 of the License, or
       9              : // (at your option) any later version.
      10              : //
      11              : // This program is distributed in the hope that it will be useful,
      12              : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13              : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14              : // GNU General Public License for more details.
      15              : //
      16              : // You should have received a copy of the GNU General Public License
      17              : // along with this program.  If not, see <https://www.gnu.org/licenses/>.
      18              : 
      19              : /** \file
      20              :  * \brief Verify that the is_string_literal works.
      21              :  *
      22              :  * This file makes sure we can compile with the is_string_literal and
      23              :  * all the different type of strings.
      24              :  */
      25              : 
      26              : // self
      27              : //
      28              : #include    <snapdev/string_literal_length.h>
      29              : 
      30              : #include    "catch_main.h"
      31              : 
      32              : 
      33              : // last include
      34              : //
      35              : #include    <snapdev/poison.h>
      36              : 
      37              : 
      38              : 
      39              : namespace
      40              : {
      41              : 
      42              : 
      43              : constexpr char const            g_char_literal[] = "it is!";
      44              : constexpr wchar_t const         g_wchar_literal[] = L"it is!";
      45              : constexpr char8_t const         g_char8_literal[] = u8"it is!";
      46              : constexpr char16_t const        g_char16_literal[] = u"it is!";
      47              : constexpr char32_t const        g_char32_literal[] = U"it is!";
      48              : 
      49              : constexpr char const *          g_char_pointer = "another string";
      50              : constexpr wchar_t const *       g_wchar_pointer = L"another string";
      51              : constexpr char8_t const *       g_char8_pointer = u8"another string";
      52              : constexpr char16_t const *      g_char16_pointer = u"another string";
      53              : constexpr char32_t const *      g_char32_pointer = U"another string";
      54              : 
      55              : 
      56              : } // no name namespace
      57              : 
      58              : 
      59              : 
      60            4 : CATCH_TEST_CASE("string_literal_length", "[string]")
      61              : {
      62            4 :     CATCH_START_SECTION("string_literal_length: check all inline string literal types")
      63              :     {
      64            1 :         CATCH_REQUIRE(snapdev::string_literal_length("it is!") == 6);           // char
      65            1 :         CATCH_REQUIRE(snapdev::string_literal_length(L"it is!") == 6);          // wchar_t
      66            1 :         CATCH_REQUIRE(snapdev::string_literal_length(u8"it is!") == 6);         // char8_t
      67            1 :         CATCH_REQUIRE(snapdev::string_literal_length(u"it is!") == 6);          // char16_t
      68            1 :         CATCH_REQUIRE(snapdev::string_literal_length(U"it is!") == 6);          // char32_t
      69              : 
      70              :         // to test other types that should not match one of the string types above
      71              :         //constexpr float const a[5] = {};
      72              :         //CATCH_REQUIRE(snapdev::string_literal_length(a) == 6);
      73              :     }
      74            4 :     CATCH_END_SECTION()
      75              : 
      76            4 :     CATCH_START_SECTION("string_literal_length: check all constexpr string literal lengths")
      77              :     {
      78            1 :         CATCH_REQUIRE(snapdev::string_literal_length(g_char_literal) == 6);     // char
      79            1 :         CATCH_REQUIRE(snapdev::string_literal_length(g_wchar_literal) == 6);    // wchar_t
      80            1 :         CATCH_REQUIRE(snapdev::string_literal_length(g_char8_literal) == 6);    // char8_t
      81            1 :         CATCH_REQUIRE(snapdev::string_literal_length(g_char16_literal) == 6);   // char16_t
      82            1 :         CATCH_REQUIRE(snapdev::string_literal_length(g_char32_literal) == 6);   // char32_t
      83              :     }
      84            4 :     CATCH_END_SECTION()
      85              : 
      86            4 :     CATCH_START_SECTION("string_literal_length: check all constexpr string lengths")
      87              :     {
      88            1 :         CATCH_REQUIRE(snapdev::string_length(g_char_literal) == 6);     // char
      89            1 :         CATCH_REQUIRE(snapdev::string_length(g_wchar_literal) == 6);    // wchar_t
      90            1 :         CATCH_REQUIRE(snapdev::string_length(g_char8_literal) == 6);    // char8_t
      91            1 :         CATCH_REQUIRE(snapdev::string_length(g_char16_literal) == 6);   // char16_t
      92            1 :         CATCH_REQUIRE(snapdev::string_length(g_char32_literal) == 6);   // char32_t
      93              :     }
      94            4 :     CATCH_END_SECTION()
      95              : 
      96            4 :     CATCH_START_SECTION("string_literal_length: check all constexpr string pointers")
      97              :     {
      98            1 :         CATCH_REQUIRE(snapdev::string_length(g_char_pointer) == 14);     // char
      99            1 :         CATCH_REQUIRE(snapdev::string_length(g_wchar_pointer) == 14);    // wchar_t
     100            1 :         CATCH_REQUIRE(snapdev::string_length(g_char8_pointer) == 14);    // char8_t
     101            1 :         CATCH_REQUIRE(snapdev::string_length(g_char16_pointer) == 14);   // char16_t
     102            1 :         CATCH_REQUIRE(snapdev::string_length(g_char32_pointer) == 14);   // char32_t
     103              :     }
     104            4 :     CATCH_END_SECTION()
     105            4 : }
     106              : 
     107              : 
     108              : 
     109              : // vim: ts=4 sw=4 et