kc3-lang/harfbuzz/src/test-meta.cc

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• Hash : 3c792c2a
  Author :
  Date : 2020-02-17T07:18:08
  

  add test cases for hb_unwrap_type
  

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• src/test-meta.cc

• /*
   * Copyright © 2019  Facebook, Inc.
   *
   *  This is part of HarfBuzz, a text shaping library.
   *
   * Permission is hereby granted, without written agreement and without
   * license or royalty fees, to use, copy, modify, and distribute this
   * software and its documentation for any purpose, provided that the
   * above copyright notice and the following two paragraphs appear in
   * all copies of this software.
   *
   * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
   * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
   * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
   * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
   * DAMAGE.
   *
   * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
   * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
   * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
   * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
   * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
   *
   * Facebook Author(s): Behdad Esfahbod
   */
  
  #include "hb.hh"
  #include "hb-meta.hh"
  
  #include <type_traits>
  
  template <typename T> struct U { typedef T type; };
  
  int
  main (int argc, char **argv)
  {
    static_assert (hb_is_convertible (void, void), "");
    static_assert (hb_is_convertible (void, const void), "");
    static_assert (hb_is_convertible (const void, void), "");
  
    static_assert (hb_is_convertible (int,  int), "");
    static_assert (hb_is_convertible (char, int), "");
    static_assert (hb_is_convertible (long, int), "");
  
    static_assert (hb_is_convertible (int, int), "");
  
    static_assert (hb_is_convertible (const int, int), "");
    static_assert (hb_is_convertible (int, const int), "");
    static_assert (hb_is_convertible (const int, const int), "");
  
    static_assert (hb_is_convertible (int&, int), "");
    static_assert (!hb_is_convertible (int, int&), "");
  
    static_assert (hb_is_convertible (int, const int&), "");
    static_assert (!hb_is_convertible (const int, int&), "");
    static_assert (hb_is_convertible (const int, const int&), "");
    static_assert (hb_is_convertible (int&, const int), "");
    static_assert (hb_is_convertible (const int&, int), "");
    static_assert (hb_is_convertible (const int&, const int), "");
    static_assert (hb_is_convertible (const int&, const int), "");
  
    struct X {};
    struct Y : X {};
  
    static_assert (hb_is_convertible (const X &, const X), "");
    static_assert (hb_is_convertible (X &, const X), "");
    static_assert (hb_is_convertible (X &, const X &), "");
    static_assert (hb_is_convertible (X, const X &), "");
    static_assert (hb_is_convertible (const X, const X &), "");
    static_assert (!hb_is_convertible (const X, X &), "");
    static_assert (!hb_is_convertible (X, X &), "");
    static_assert (hb_is_convertible (X &, X &), "");
  
    static_assert (hb_is_convertible (int&, long), "");
    static_assert (!hb_is_convertible (int&, long&), "");
  
    static_assert (hb_is_convertible (int *, int *), "");
    static_assert (hb_is_convertible (int *, const int *), "");
    static_assert (!hb_is_convertible (const int *, int *), "");
    static_assert (!hb_is_convertible (int *, long *), "");
    static_assert (hb_is_convertible (int *, void *), "");
    static_assert (!hb_is_convertible (void *, int *), "");
  
    static_assert (hb_is_base_of (void, void), "");
    static_assert (hb_is_base_of (void, int), "");
    static_assert (!hb_is_base_of (int, void), "");
  
    static_assert (hb_is_base_of (int, int), "");
    static_assert (hb_is_base_of (const int, int), "");
    static_assert (hb_is_base_of (int, const int), "");
  
    static_assert (hb_is_base_of (X, X), "");
    static_assert (hb_is_base_of (X, Y), "");
    static_assert (hb_is_base_of (const X, Y), "");
    static_assert (hb_is_base_of (X, const Y), "");
    static_assert (!hb_is_base_of (Y, X), "");
  
    static_assert (hb_is_constructible (int), "");
    static_assert (hb_is_constructible (int, int), "");
    static_assert (hb_is_constructible (int, char), "");
    static_assert (hb_is_constructible (int, long), "");
    static_assert (!hb_is_constructible (int, X), "");
    static_assert (!hb_is_constructible (int, int, int), "");
    static_assert (hb_is_constructible (X), "");
    static_assert (!hb_is_constructible (X, int), "");
    static_assert (hb_is_constructible (X, X), "");
    static_assert (!hb_is_constructible (X, X, X), "");
    static_assert (hb_is_constructible (X, Y), "");
    static_assert (!hb_is_constructible (Y, X), "");
  
    static_assert (hb_is_trivially_default_constructible (X), "");
    static_assert (hb_is_trivially_default_constructible (Y), "");
    static_assert (hb_is_trivially_copy_constructible (X), "");
    static_assert (hb_is_trivially_copy_constructible (Y), "");
    static_assert (hb_is_trivially_move_constructible (X), "");
    static_assert (hb_is_trivially_move_constructible (Y), "");
    static_assert (hb_is_trivially_destructible (Y), "");
  
    static_assert (hb_is_trivially_copyable (int), "");
    static_assert (hb_is_trivially_copyable (X), "");
    static_assert (hb_is_trivially_copyable (Y), "");
  
    static_assert (hb_is_trivial (int), "");
    static_assert (hb_is_trivial (X), "");
    static_assert (hb_is_trivial (Y), "");
  
    static_assert (hb_is_signed (hb_unwrap_type (U<U<U<int>>>)), "");
    static_assert (hb_is_unsigned (hb_unwrap_type (U<U<U<U<unsigned>>>>)), "");
  
    /* TODO Add more meaningful tests. */
  
    return 0;
  }
  

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