LCOV - code coverage report
Current view: top level - buildbot/coverage/build/test/unit/util - integer_white.cpp (source / functions) Hit Total Coverage
Test: coverage.info Lines: 15 15 100.0 %
Date: 2026-03-30 10:41:07 Functions: 8 8 100.0 %
Branches: 20 48 41.7 %

           Branch data     Line data    Source code
       1                 :            : /******************************************************************************
       2                 :            :  * This file is part of the cvc5 project.
       3                 :            :  *
       4                 :            :  * Copyright (c) 2009-2026 by the authors listed in the file AUTHORS
       5                 :            :  * in the top-level source directory and their institutional affiliations.
       6                 :            :  * All rights reserved.  See the file COPYING in the top-level source
       7                 :            :  * directory for licensing information.
       8                 :            :  * ****************************************************************************
       9                 :            :  *
      10                 :            :  * White box testing of cvc5::Integer.
      11                 :            :  */
      12                 :            : 
      13                 :            : #include <sstream>
      14                 :            : 
      15                 :            : #include "test.h"
      16                 :            : #include "util/integer.h"
      17                 :            : 
      18                 :            : namespace cvc5::internal {
      19                 :            : namespace test {
      20                 :            : 
      21                 :            : class TestUtilWhiteInteger : public TestInternal
      22                 :            : {
      23                 :            :  protected:
      24                 :            :   static const char* s_large_val;
      25                 :            : };
      26                 :            : 
      27                 :            : const char* TestUtilWhiteInteger::s_large_val =
      28                 :            :     "4547897890548754897897897897890789078907890";
      29                 :            : 
      30                 :          4 : TEST_F(TestUtilWhiteInteger, hash)
      31                 :            : {
      32                 :          1 :   Integer large(s_large_val);
      33                 :          1 :   Integer zero;
      34                 :          1 :   Integer fits_in_2_bytes(55890);
      35                 :          1 :   Integer fits_in_16_bytes("7890D789D33234027890D789D3323402", 16);
      36                 :            : 
      37 [ +  - ][ +  - ]:          1 :   ASSERT_NO_THROW(zero.hash());
         [ +  - ][ -  - ]
      38 [ +  - ][ +  - ]:          1 :   ASSERT_NO_THROW(fits_in_2_bytes.hash());
         [ +  - ][ -  - ]
      39 [ +  - ][ +  - ]:          1 :   ASSERT_NO_THROW(fits_in_16_bytes.hash());
         [ +  - ][ -  - ]
      40 [ +  - ][ +  - ]:          1 :   ASSERT_NO_THROW(large.hash());
         [ +  - ][ -  - ]
      41 [ +  - ][ +  - ]:          1 : }
         [ +  - ][ +  - ]
      42                 :            : 
      43                 :            : /** Make sure we can handle: http://www.ginac.de/CLN/cln_3.html#SEC15 */
      44                 :          4 : TEST_F(TestUtilWhiteInteger, construction)
      45                 :            : {
      46                 :          1 :   const int32_t i = (1 << 29) + 1;
      47                 :          1 :   const uint32_t u = (1 << 29) + 1;
      48 [ -  + ][ +  - ]:          2 :   ASSERT_EQ(Integer(i), Integer(i));
      49 [ -  + ][ +  - ]:          2 :   ASSERT_EQ(Integer(u), Integer(u));
      50                 :            : }
      51                 :            : }  // namespace test
      52                 :            : }  // namespace cvc5::internal

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