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/* Copyright 2022 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <zephyr/ztest.h>
#include <zephyr/fff.h>
#include "util.h"
#include "test/drivers/test_state.h"
ZTEST(util, reverse)
{
uint8_t input[] = { 0, 1, 2, 3, 4 };
uint8_t expected[] = { 4, 3, 2, 1, 0 };
reverse(input, sizeof(input));
zassert_mem_equal(input, expected, sizeof(input), NULL);
}
ZTEST(util, parse_offset_size__normal)
{
const char *argv[] = { "cmd", "123", "456" };
int argc = ARRAY_SIZE(argv);
int offset = 0, size = 0;
/* shift=1 is the position of the "123" CLI arg */
zassert_ok(parse_offset_size(argc, argv, 1, &offset, &size), NULL);
zassert_equal(123, offset, NULL);
zassert_equal(456, size, NULL);
}
ZTEST(util, parse_offset_size__invalid_param1)
{
const char *argv[] = { "cmd", "xyz" /* <- bad */, "456" };
int argc = ARRAY_SIZE(argv);
int offset = 0, size = 0;
/* shift=1 is the position of the "123" CLI arg */
zassert_equal(EC_ERROR_PARAM1,
parse_offset_size(argc, argv, 1, &offset, &size), NULL);
}
ZTEST(util, parse_offset_size__invalid_param2)
{
const char *argv[] = { "cmd", "123", "xyz" /* <- bad */ };
int argc = ARRAY_SIZE(argv);
int offset = 0, size = 0;
/* shift=1 is the position of the "123" CLI arg */
zassert_equal(EC_ERROR_PARAM2,
parse_offset_size(argc, argv, 1, &offset, &size), NULL);
}
ZTEST(util, wait_for_ready)
{
uint32_t reg;
/* These calls should immediately exit. If not, the test will fail by
* virtue of timing out.
*/
reg = 1;
wait_for_ready(®, 0, 1);
reg = 0;
wait_for_ready(®, 1, 1);
}
ZTEST(util, binary_from_bits)
{
int input[] = {
0,
1,
0,
1,
};
zassert_equal(0xA, binary_from_bits(input, ARRAY_SIZE(input)), NULL);
zassert_equal(0, binary_from_bits(NULL, 0), NULL);
}
ZTEST(util, ternary_from_bits)
{
int input[] = {
0,
1,
2,
3,
};
/* Base 3 digits: 0*(3^0) + 1*(3^1) + 2*(3^2) + 3*(3^3) = 102 */
zassert_equal(102, ternary_from_bits(input, ARRAY_SIZE(input)), NULL);
zassert_equal(0, ternary_from_bits(NULL, 0), NULL);
}
ZTEST_SUITE(util, drivers_predicate_post_main, NULL, NULL, NULL, NULL);
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