From: Sughosh Ganu Date: Fri, 22 Jul 2022 16:02:09 +0000 (+0530) Subject: test: rng: Add a UT testcase for the rng command X-Git-Tag: v2025.01-rc5-pxa1908~1322^2 X-Git-Url: http://git.dujemihanovic.xyz/img/static/%7B%7B%20%24.Site.BaseURL%20%7D%7Dposts/index.xml?a=commitdiff_plain;h=de70619dd3db08e4a1ac881801d3fab979408fd3;p=u-boot.git test: rng: Add a UT testcase for the rng command 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 Reviewed-by: Simon Glass Acked-by: Ilias Apalodimas Signed-off-by: Ilias Apalodimas --- diff --git a/cmd/Kconfig b/cmd/Kconfig index a8260aa170..3625ff2a50 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -1964,6 +1964,7 @@ config CMD_GETTIME config CMD_RNG bool "rng command" depends on DM_RNG + default y if SANDBOX select HEXDUMP help Print bytes from the hardware random number generator. diff --git a/test/dm/rng.c b/test/dm/rng.c index 5b34c93ed6..6d1f68848d 100644 --- a/test/dm/rng.c +++ b/test/dm/rng.c @@ -25,3 +25,32 @@ static int dm_test_rng_read(struct unit_test_state *uts) 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);