dark0707
/
px4-firmware
forked from Archive/PX4-Autopilot
1
0
Fork 0
Code Pull Requests Activity

More testing output

This commit is contained in:
Lorenz Meier 2013-10-10 08:34:08 +02:00
parent 8407677f20
commit e0e708241b
1 changed files with 112 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

126
src/systemcmds/tests/tests_file.c
View File

@ -77,7 +77,7 @@ test_file(int argc, char *argv[])
int fd = open("/fs/microsd/testfile", O_TRUNC | O_WRONLY | O_CREAT);
warnx("testing aligned and unaligned writes - please wait..");
warnx("testing unaligned writes - please wait..");
start = hrt_absolute_time();
for (unsigned i = 0; i < iterations; i++) {
@ -104,12 +104,11 @@ test_file(int argc, char *argv[])
perf_free(wperf);
close(fd);
fd = open("/fs/microsd/testfile", O_RDONLY);
/* read back data for validation */
for (unsigned i = 0; i < iterations; i++) {
int rret = read(fd, read_buf + 0, 512);
int rret = read(fd, read_buf, 512);
if (rret != 512) {
warn("READ ERROR!");
@ -120,7 +119,7 @@ test_file(int argc, char *argv[])
bool compare_ok = true;
for (int j = 0; j < 512; j++) {
if ((read_buf + 0)[j] != write_buf[j + 1/*+ (i % 64)*/]) {
if (read_buf[j] != write_buf[j + 1/*+ (i % 64)*/]) {
warnx("COMPARISON ERROR: byte %d, align shift: %d", j, 1/*(i % 64)*/);
compare_ok = false;
break;
@ -134,22 +133,121 @@ test_file(int argc, char *argv[])
}
/* read back data for alignment checks */
// for (unsigned i = 0; i < iterations; i++) {
// perf_begin(wperf);
// int rret = read(fd, buf + (i % 64), sizeof(buf));
// fsync(fd);
// perf_end(wperf);
// }
/*
* ALIGNED WRITES AND UNALIGNED READS
*/
int ret = unlink("/fs/microsd/testfile");
fd = open("/fs/microsd/testfile", O_TRUNC | O_WRONLY | O_CREAT);
warnx("testing aligned writes - please wait..");
start = hrt_absolute_time();
for (unsigned i = 0; i < iterations; i++) {
perf_begin(wperf);
int wret = write(fd, write_buf, 512);
if (wret != 512) {
warn("WRITE ERROR!");
}
perf_end(wperf);
}
fsync(fd);
warnx("reading data aligned..");
close(fd);
fd = open("/fs/microsd/testfile", O_RDONLY);
bool align_read_ok = true;
/* read back data unaligned */
for (unsigned i = 0; i < iterations; i++) {
int rret = read(fd, read_buf, 512);
if (rret != 512) {
warn("READ ERROR!");
break;
}
/* compare value */
bool compare_ok = true;
for (int j = 0; j < 512; j++) {
if (read_buf[j] != write_buf[j]) {
warnx("COMPARISON ERROR: byte %d: %u != %u", j, (unsigned int)read_buf[j], (unsigned int)write_buf[j]);
align_read_ok = false;
break;
}
}
if (!align_read_ok) {
warnx("ABORTING FURTHER COMPARISON DUE TO ERROR");
break;
}
}
warnx("align read result: %s\n", (align_read_ok) ? "OK" : "ERROR");
warnx("reading data unaligned..");
close(fd);
fd = open("/fs/microsd/testfile", O_RDONLY);
bool unalign_read_ok = true;
int unalign_read_err_count = 0;
memset(read_buf, 0, sizeof(read_buf));
read_buf[0] = 0;
warnx("printing first 10 pairs:");
uint8_t *read_ptr = &read_buf[1];
/* read back data unaligned */
for (unsigned i = 0; i < iterations; i++) {
int rret = read(fd, read_ptr, 512);
warnx("first byte: %u (should be zero)", (unsigned int)read_buf[0]);
if (rret != 512) {
warn("READ ERROR!");
break;
}
for (int j = 0; j < 512; j++) {
if (i == 0 && j < 10) {
warnx("read: %u, expect: %u", (unsigned int)(read_buf + 1)[j], (unsigned int)write_buf[j]);
}
if ((read_buf + 1)[j] != write_buf[j]) {
warnx("COMPARISON ERROR: byte %d, align shift: %d: %u != %u", j, 1/*(i % 64)*/, (unsigned int)read_buf[j], (unsigned int)write_buf[j]);
unalign_read_ok = false;
unalign_read_err_count++;
if (unalign_read_err_count > 10)
break;
}
}
if (!unalign_read_ok) {
warnx("ABORTING FURTHER COMPARISON DUE TO ERROR");
break;
}
}
ret = unlink("/fs/microsd/testfile");
close(fd);
if (ret)
err(1, "UNLINKING FILE FAILED");
close(fd);
/* list directory */
DIR *d;
struct dirent *dir;