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/* SPDX-License-Identifier: GPL-2.0-only */
#include "../lib/timestamp.c"
#include <commonlib/bsd/helpers.h>
#include <tests/test.h>
#include "stubs/timestamp.h"
/* Timestamp region definition */
#define TIMESTAMP_REGION_SIZE (1 * KiB)
TEST_REGION(timestamp, TIMESTAMP_REGION_SIZE);
void test_timestamp_init(void **state)
{
timestamp_init(1000);
assert_non_null(glob_ts_table);
}
void test_timestamp_add(void **state)
{
const int base_multipler = 2000;
const int timestamp_base = 1000;
struct timestamp_entry *entry;
int i;
timestamp_init(timestamp_base);
timestamp_add(TS_ROMSTAGE_START, base_multipler);
assert_int_equal(1, glob_ts_table->num_entries);
entry = &glob_ts_table->entries[0];
assert_int_equal(1, entry->entry_id);
assert_int_equal(base_multipler - timestamp_base, /* Added timestamp reduced by base */
entry->entry_stamp);
/* Add few timestamps to check if all of them will be added properly */
for (i = 1; i < 10; ++i)
timestamp_add(i + 1, base_multipler * (i + 1));
assert_int_equal(10, glob_ts_table->num_entries);
for (i = 0; i < 10; ++i) {
entry = &glob_ts_table->entries[i];
assert_int_equal(i + 1, entry->entry_id);
assert_int_equal(base_multipler * (i + 1) - timestamp_base, entry->entry_stamp);
}
}
void test_timestamp_add_now(void **state)
{
const int base_multipler = 2000;
const int timestamp_base = 1000;
struct timestamp_entry *entry;
/* Initialize with base timestamp of 1000.
* This value will be subtracted from each timestamp
* when adding it.
*/
timestamp_init(timestamp_base);
dummy_timestamp_set(base_multipler);
timestamp_add_now(TS_ROMSTAGE_START);
assert_int_equal(1, glob_ts_table->num_entries);
entry = &glob_ts_table->entries[0];
assert_int_equal(1, entry->entry_id);
assert_int_equal(base_multipler - timestamp_base, /* Added timestamp reduced by base */
entry->entry_stamp);
}
void test_timestamp_rescale_table(void **state)
{
const int base_multipler = 1000;
int i;
timestamp_init(0);
/* Add few timestamps to check if all of them will be rescaled properly */
for (i = 1; i <= 10; ++i)
timestamp_add(i, base_multipler * i);
/* Check if all entries were added to table */
assert_int_equal(10, glob_ts_table->num_entries);
timestamp_rescale_table(2, 4);
/* Check if there is the same number of entries */
assert_int_equal(10, glob_ts_table->num_entries);
for (i = 0; i < glob_ts_table->num_entries; ++i)
assert_int_equal(base_multipler * (i + 1) / 4 * 2,
glob_ts_table->entries[i].entry_stamp);
}
void test_get_us_since_boot(void **state)
{
const int base_multipler = 10000;
const int timestamp_base = 1000;
const int freq_base = 100;
timestamp_init(timestamp_base);
dummy_timestamp_set(base_multipler);
dummy_timestamp_tick_freq_mhz_set(freq_base);
/* There is a need to update this field manually, because cbmem hooks are not used. */
glob_ts_table->tick_freq_mhz = freq_base;
assert_int_equal((base_multipler - timestamp_base) / freq_base, get_us_since_boot());
}
int setup_timestamp_and_freq(void **state)
{
dummy_timestamp_set(0);
dummy_timestamp_tick_freq_mhz_set(1);
return 0;
}
int main(void)
{
const struct CMUnitTest tests[] = {
cmocka_unit_test_setup(test_timestamp_init, setup_timestamp_and_freq),
cmocka_unit_test_setup(test_timestamp_add, setup_timestamp_and_freq),
cmocka_unit_test_setup(test_timestamp_add_now, setup_timestamp_and_freq),
cmocka_unit_test_setup(test_timestamp_rescale_table, setup_timestamp_and_freq),
cmocka_unit_test_setup(test_get_us_since_boot, setup_timestamp_and_freq),
};
#if CONFIG(COLLECT_TIMESTAMPS)
return cb_run_group_tests(tests, NULL, NULL);
#else
return 0;
#endif
}
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