testLogger.c 5.92 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
/*******************************************************************************
 * This file is part of SWIFT.
 * Copyright (c) 2017 Pedro Gonnet (pedro.gonnet@durham.ac.uk)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 ******************************************************************************/

/* Config parameters. */
#include "../config.h"

/* Some standard headers. */
#include <stdio.h>
#include <string.h>
#include <unistd.h>

/* This object's header. */
#include "../src/logger.h"

/* Local headers. */
#include "../src/dump.h"
#include "../src/part.h"

35
void test_log_parts(struct dump *d) {
36 37 38 39

  /* Write several copies of a part to the dump. */
  struct part p;
  bzero(&p, sizeof(struct part));
40 41 42 43 44
  p.x[0] = 1.0;
  p.v[0] = 0.1;

  /* Start with an offset at the end of the dump. */
  size_t offset = d->count;
45 46 47 48 49

  /* Write the full part. */
  logger_log_part(&p, logger_mask_x | logger_mask_v | logger_mask_a |
                          logger_mask_u | logger_mask_h | logger_mask_rho |
                          logger_mask_consts,
50
                  &offset, d);
51 52 53
  printf("Wrote part at offset %#016zx.\n", offset);

  /* Write only the position. */
54 55
  p.x[0] = 2.0;
  logger_log_part(&p, logger_mask_x, &offset, d);
56 57 58
  printf("Wrote part at offset %#016zx.\n", offset);

  /* Write the position and velocity. */
59 60 61
  p.x[0] = 3.0;
  p.v[0] = 0.3;
  logger_log_part(&p, logger_mask_x | logger_mask_v, &offset, d);
62 63 64 65 66
  printf("Wrote part at offset %#016zx.\n", offset);

  /* Recover the last part from the dump. */
  bzero(&p, sizeof(struct part));
  size_t offset_old = offset;
67
  int mask = logger_read_part(&p, &offset, d->data);
68
  printf(
Pedro Gonnet's avatar
Pedro Gonnet committed
69
      "Recovered part at offset %#016zx with mask %#04x: p.x[0]=%e, "
70 71
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v[0]);
72 73
  if (p.x[0] != 3.0 || p.v[0] != 0.3f) {
    printf("FAIL: could not read position and velocity of stored particle.\n");
74 75 76
    abort();
  }

77
  /* Recover the second part from the dump (only position). */
78 79
  bzero(&p, sizeof(struct part));
  offset_old = offset;
80
  mask = logger_read_part(&p, &offset, d->data);
81
  printf(
Pedro Gonnet's avatar
Pedro Gonnet committed
82
      "Recovered part at offset %#016zx with mask %#04x: p.x[0]=%e, "
83 84
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v[0]);
85 86
  if (p.x[0] != 2.0 || p.v[0] != 0.0) {
    printf("FAIL: could not read position and velocity of stored particle.\n");
87 88 89 90 91 92
    abort();
  }

  /* Recover the first part from the dump. */
  bzero(&p, sizeof(struct part));
  offset_old = offset;
93
  mask = logger_read_part(&p, &offset, d->data);
94
  printf(
Pedro Gonnet's avatar
Pedro Gonnet committed
95
      "Recovered part at offset %#016zx with mask %#04x: p.x[0]=%e, "
96 97
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v[0]);
98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167
  if (p.x[0] != 1.0 || p.v[0] != 0.1f) {
    printf("FAIL: could not read position and velocity of stored particle.\n");
    abort();
  }
}

void test_log_gparts(struct dump *d) {

  /* Write several copies of a part to the dump. */
  struct gpart p;
  bzero(&p, sizeof(struct gpart));
  p.x[0] = 1.0;
  p.v_full[0] = 0.1;

  /* Start with an offset at the end of the dump. */
  size_t offset = d->count;

  /* Write the full part. */
  logger_log_gpart(&p, logger_mask_x | logger_mask_v | logger_mask_a |
                           logger_mask_h | logger_mask_consts,
                   &offset, d);
  printf("Wrote gpart at offset %#016zx.\n", offset);

  /* Write only the position. */
  p.x[0] = 2.0;
  logger_log_gpart(&p, logger_mask_x, &offset, d);
  printf("Wrote gpart at offset %#016zx.\n", offset);

  /* Write the position and velocity. */
  p.x[0] = 3.0;
  p.v_full[0] = 0.3;
  logger_log_gpart(&p, logger_mask_x | logger_mask_v, &offset, d);
  printf("Wrote gpart at offset %#016zx.\n", offset);

  /* Recover the last part from the dump. */
  bzero(&p, sizeof(struct gpart));
  size_t offset_old = offset;
  int mask = logger_read_gpart(&p, &offset, d->data);
  printf(
      "Recovered gpart at offset %#016zx with mask %#04x: p.x[0]=%e, "
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v_full[0]);
  if (p.x[0] != 3.0 || p.v_full[0] != 0.3f) {
    printf("FAIL: could not read position and velocity of stored gpart.\n");
    abort();
  }

  /* Recover the second part from the dump. */
  bzero(&p, sizeof(struct gpart));
  offset_old = offset;
  mask = logger_read_gpart(&p, &offset, d->data);
  printf(
      "Recovered gpart at offset %#016zx with mask %#04x: p.x[0]=%e, "
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v_full[0]);
  if (p.x[0] != 2.0 || p.v_full[0] != 0.0) {
    printf("FAIL: could not read position and velocity of stored gpart.\n");
    abort();
  }

  /* Recover the first part from the dump. */
  bzero(&p, sizeof(struct gpart));
  offset_old = offset;
  mask = logger_read_gpart(&p, &offset, d->data);
  printf(
      "Recovered gpart at offset %#016zx with mask %#04x: p.x[0]=%e, "
      "p.v[0]=%e.\n",
      offset_old, mask, p.x[0], p.v_full[0]);
  if (p.x[0] != 1.0 || p.v_full[0] != 0.1f) {
    printf("FAIL: could not read position and velocity of stored gpart.\n");
168 169
    abort();
  }
170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185
}

int main(int argc, char *argv[]) {

  /* Some constants. */
  const char *filename = "/tmp/dump_test.out";

  /* Prepare a dump. */
  struct dump d;
  dump_init(&d, filename, 1024 * 1024);

  /* Test writing/reading parts. */
  test_log_parts(&d);

  /* Test writing/reading parts. */
  test_log_gparts(&d);
186 187 188 189 190 191 192 193

  /* Finalize the dump. */
  dump_close(&d);

  /* Return a happy number. */
  printf("PASS\n");
  return 0;
}