altos: Make TeleMini v2.0 fit

[fw/altos] / src / test / ao_ms5607_convert_test.c

diff --git a/src/test/ao_ms5607_convert_test.c b/src/test/ao_ms5607_convert_test.c
new file mode 100644 (file)
index 0000000..ad59320
--- /dev/null
+++ b/src/test/ao_ms5607_convert_test.c
@@ -0,0 +1,96 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * 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 General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#define __xdata
+#define __data
+#define __pdata
+#define __reentrant
+
+#include <stdint.h>
+#include <ao_ms5607.h>
+
+struct ao_ms5607_prom ms5607_prom = {
+       0x002c,
+       0xa6e0,
+       0x988e,
+       0x6814,
+       0x5eff,
+       0x8468,
+       0x6c86,
+       0xa271,
+};
+
+int32_t D1_mm = 6179630;
+int32_t D2_mm = 8933155;
+
+#include <ao_ms5607_convert.c>
+#define ao_ms5607_convert ao_ms5607_convert_8051
+#include <ao_ms5607_convert_8051.c>
+#include <ao_int64.c>
+#include <stdio.h>
+#include <stdlib.h>
+
+struct ao_ms5607_sample ao_sample = {
+       6179630,
+       8933155
+};
+
+int errors;
+
+void test(int trial, struct ao_ms5607_sample *sample)
+{
+       struct ao_ms5607_value  value, value_8051;
+
+       ao_ms5607_convert(sample, &value);
+       ao_ms5607_convert_8051(sample, &value_8051);
+       if (value.temp != value_8051.temp || value.pres != value_8051.pres) {
+               ++errors;
+               printf ("trial %d: %d, %d -> %d, %d (should be %d, %d)\n",
+                       trial,
+                       sample->pres, sample->temp,
+                       value_8051.pres, value_8051.temp,
+                       value.pres, value.temp);
+       }
+}
+
+#define TESTS  10000000
+
+#include <stdlib.h>
+
+static int32_t rand24(void) { return random() & 0xffffff; }
+
+int
+main(int argc, char **argv)
+{
+       struct ao_ms5607_sample sample;
+       int     i, start;
+
+       if (argv[1])
+               start = atoi(argv[1]);
+       else
+               start = 0;
+
+       srandom(10000);
+       test(-1, &ao_sample);
+       for (i = 0; i < TESTS; i++) {
+               sample.pres = rand24();
+               sample.temp = rand24();
+               if (i >= start)
+                       test(i, &sample);
+       }
+       return errors;
+}