IABSD.fr/xenocara/xserver/test/xi2/xi2.c

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• Author : matthieu
  Date : 2012-06-10 13:21:05
  Hash : e60da745
  Message : Update to xserver 1.12.2. tested by naddy@, krw@, mpi@.

• xserver/test/xi2/xi2.c

• /**
   * Copyright © 2011 Red Hat, Inc.
   *
   *  Permission is hereby granted, free of charge, to any person obtaining a
   *  copy of this software and associated documentation files (the "Software"),
   *  to deal in the Software without restriction, including without limitation
   *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
   *  and/or sell copies of the Software, and to permit persons to whom the
   *  Software is furnished to do so, subject to the following conditions:
   *
   *  The above copyright notice and this permission notice (including the next
   *  paragraph) shall be included in all copies or substantial portions of the
   *  Software.
   *
   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   *  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   *  DEALINGS IN THE SOFTWARE.
   */
  
  #ifdef HAVE_DIX_CONFIG_H
  #include <dix-config.h>
  #endif
  
  #include <stdint.h>
  #include "inpututils.h"
  #include "inputstr.h"
  #include "assert.h"
  
  static void
  xi2mask_test(void)
  {
      XI2Mask *xi2mask = NULL, *mergemask = NULL;
      unsigned char *mask;
      DeviceIntRec dev;
      int i;
  
      /* size >= nmasks * 2 for the test cases below */
      xi2mask = xi2mask_new_with_size(MAXDEVICES + 2, (MAXDEVICES + 2) * 2);
      assert(xi2mask);
      assert(xi2mask->nmasks > 0);
      assert(xi2mask->mask_size > 0);
  
      assert(xi2mask_mask_size(xi2mask) == xi2mask->mask_size);
      assert(xi2mask_num_masks(xi2mask) == xi2mask->nmasks);
  
      mask = calloc(1, xi2mask_mask_size(xi2mask));
      /* ensure zeros */
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++) {
          const unsigned char *m = xi2mask_get_one_mask(xi2mask, i);
  
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
      }
  
      /* set various bits */
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++) {
          const unsigned char *m;
  
          xi2mask_set(xi2mask, i, i);
  
          dev.id = i;
          assert(xi2mask_isset(xi2mask, &dev, i));
  
          m = xi2mask_get_one_mask(xi2mask, i);
          SetBit(mask, i);
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
          ClearBit(mask, i);
      }
  
      /* ensure zeros one-by-one */
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++) {
          const unsigned char *m = xi2mask_get_one_mask(xi2mask, i);
  
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) != 0);
          xi2mask_zero(xi2mask, i);
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
      }
  
      /* re-set, zero all */
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++)
          xi2mask_set(xi2mask, i, i);
      xi2mask_zero(xi2mask, -1);
  
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++) {
          const unsigned char *m = xi2mask_get_one_mask(xi2mask, i);
  
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
      }
  
      for (i = 0; i < xi2mask_num_masks(xi2mask); i++) {
          const unsigned char *m;
  
          SetBit(mask, i);
          xi2mask_set_one_mask(xi2mask, i, mask, xi2mask_mask_size(xi2mask));
          m = xi2mask_get_one_mask(xi2mask, i);
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
          ClearBit(mask, i);
      }
  
      mergemask = xi2mask_new_with_size(MAXDEVICES + 2, (MAXDEVICES + 2) * 2);
      for (i = 0; i < xi2mask_num_masks(mergemask); i++) {
          dev.id = i;
          xi2mask_set(mergemask, i, i * 2);
      }
  
      /* xi2mask still has all i bits set, should now also have all i * 2 bits */
      xi2mask_merge(xi2mask, mergemask);
      for (i = 0; i < xi2mask_num_masks(mergemask); i++) {
          const unsigned char *m = xi2mask_get_one_mask(xi2mask, i);
  
          SetBit(mask, i);
          SetBit(mask, i * 2);
          assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0);
          ClearBit(mask, i);
          ClearBit(mask, i * 2);
      }
  
      xi2mask_free(&xi2mask);
      assert(xi2mask == NULL);
  
      xi2mask_free(&mergemask);
      assert(mergemask == NULL);
      free(mask);
  }
  
  int
  main(int argc, char **argv)
  {
      xi2mask_test();
  
      return 0;
  }