mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 11:00:15 +00:00
de70619dd3
The 'rng' command dumps a number of random bytes on the console. Add a set of tests for the 'rng' command. The test function performs basic sanity testing of the command. Since a unit test is being added for the command, enable it by default in the sandbox platforms. Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org> Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright (c) 2019, Linaro Limited
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <log.h>
|
|
#include <rng.h>
|
|
#include <dm/test.h>
|
|
#include <test/ut.h>
|
|
|
|
/* Basic test of the rng uclass */
|
|
static int dm_test_rng_read(struct unit_test_state *uts)
|
|
{
|
|
unsigned long rand1 = 0, rand2 = 0;
|
|
struct udevice *dev;
|
|
|
|
ut_assertok(uclass_get_device(UCLASS_RNG, 0, &dev));
|
|
ut_assertnonnull(dev);
|
|
ut_assertok(dm_rng_read(dev, &rand1, sizeof(rand1)));
|
|
ut_assertok(dm_rng_read(dev, &rand2, sizeof(rand2)));
|
|
ut_assert(rand1 != rand2);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_rng_read, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test the rng command */
|
|
static int dm_test_rng_cmd(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *dev;
|
|
|
|
ut_assertok(uclass_get_device(UCLASS_RNG, 0, &dev));
|
|
ut_assertnonnull(dev);
|
|
|
|
ut_assertok(console_record_reset_enable());
|
|
|
|
run_command("rng", 0);
|
|
ut_assert_nextlinen("00000000:");
|
|
ut_assert_nextlinen("00000010:");
|
|
ut_assert_nextlinen("00000020:");
|
|
ut_assert_nextlinen("00000030:");
|
|
ut_assert_console_end();
|
|
|
|
run_command("rng 0 10", 0);
|
|
ut_assert_nextlinen("00000000:");
|
|
ut_assert_console_end();
|
|
|
|
run_command("rng 20", 0);
|
|
ut_assert_nextlinen("No RNG device");
|
|
ut_assert_console_end();
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_rng_cmd, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_CONSOLE_REC);
|