Line data    Source code

       1             : //-----------------------------------------------------------------------------
       2             : // LAGraph/src/test/test_Multiply_size_t.c: test LG_Multiply_size_t
       3             : //-----------------------------------------------------------------------------
       4             : 
       5             : // LAGraph, (c) 2019-2022 by The LAGraph Contributors, All Rights Reserved.
       6             : // SPDX-License-Identifier: BSD-2-Clause
       7             : //
       8             : // For additional details (including references to third party source code and
       9             : // other files) see the LICENSE file or contact permission@sei.cmu.edu. See
      10             : // Contributors.txt for a full list of contributors. Created, in part, with
      11             : // funding and support from the U.S. Government (see Acknowledgments.txt file).
      12             : // DM22-0790
      13             : 
      14             : // Contributed by Timothy A. Davis, Texas A&M University
      15             : 
      16             : //-----------------------------------------------------------------------------
      17             : 
      18             : #include "LAGraph_test.h"
      19             : #include "LG_internal.h"
      20             : 
      21             : //-----------------------------------------------------------------------------
      22             : // test_multiply
      23             : //-----------------------------------------------------------------------------
      24             : 
      25           1 : void test_multiply (void)
      26             : {
      27             :     char msg [LAGRAPH_MSG_LEN] ;
      28           1 :     OK (LAGraph_Init (msg)) ;
      29             : 
      30           1 :     size_t c = 99 ;
      31           1 :     TEST_CHECK (LG_Multiply_size_t (&c, (size_t) 0, (size_t) 42)) ;
      32           1 :     TEST_CHECK (c == 0) ;
      33             : 
      34           1 :     TEST_CHECK (LG_Multiply_size_t (&c, (size_t) 77, (size_t) 42)) ;
      35           1 :     TEST_CHECK (c == 77 * 42) ;
      36             : 
      37           1 :     TEST_CHECK (!LG_Multiply_size_t (&c, (size_t) SIZE_MAX, (size_t) 42)) ;
      38             : 
      39           1 :     size_t a = SIZE_MAX / 2 ;
      40           1 :     TEST_CHECK (!LG_Multiply_size_t (&c, a, a)) ;
      41             : 
      42           1 :     OK (LAGraph_Finalize (msg)) ;
      43           1 : }
      44             : 
      45             : //-----------------------------------------------------------------------------
      46             : // TEST_LIST: the list of tasks for this entire test
      47             : //-----------------------------------------------------------------------------
      48             : 
      49             : TEST_LIST = {
      50             :     {"test_multiply", test_multiply},
      51             :     // no brutal test needed
      52             :     {NULL, NULL}
      53             : };