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test: cmd: fdt: Test alias resolution in 'fdt get value'

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The 'fdt' command help contains the following note:
"
Dereference aliases by omitting the leading '/', e.g. fdt print ethernet0.
"
Add test for it.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Marek Vasut 2023-03-02 04:08:28 +01:00 • committed by Simon Glass
parent d6729765ff
commit 39e072701c
1 changed files with 59 additions and 34 deletions
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93
test/cmd/fdt.c
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@ -239,49 +239,62 @@ static int fdt_test_addr_resize(struct unit_test_state *uts)
FDT_TEST(fdt_test_addr_resize, UT_TESTF_CONSOLE_REC);
/* Test 'fdt get value' reading an fdt */
static int fdt_test_get_value_common(struct unit_test_state *uts,
const char *node)
{
/* Test getting default element of $node node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_commandf("fdt get value fdflt %s clock-names", node));
ut_asserteq_str("fixed", env_get("fdflt"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 0th element of $node node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_commandf("fdt get value fzero %s clock-names 0", node));
ut_asserteq_str("fixed", env_get("fzero"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 1st element of $node node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_commandf("fdt get value fone %s clock-names 1", node));
ut_asserteq_str("i2c", env_get("fone"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 2nd element of $node node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_commandf("fdt get value ftwo %s clock-names 2", node));
ut_asserteq_str("spi", env_get("ftwo"));
ut_assertok(ut_check_console_end(uts));
/* Test missing 10th element of $node node clock-names property */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_commandf("fdt get value ften %s clock-names 10", node));
ut_assertok(ut_check_console_end(uts));
/* Test getting default element of $node node nonexistent property */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_commandf("fdt get value fnone %s nonexistent", node));
ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
return 0;
}
static int fdt_test_get_value(struct unit_test_state *uts)
{
char fdt[4096];
ulong addr;
int ret;
ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
addr = map_to_sysmem(fdt);
set_working_fdt_addr(addr);
/* Test getting default element of /test-node@1234 node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_command("fdt get value fdflt /test-node@1234 clock-names", 0));
ut_asserteq_str("fixed", env_get("fdflt"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 0th element of /test-node@1234 node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_command("fdt get value fzero /test-node@1234 clock-names 0", 0));
ut_asserteq_str("fixed", env_get("fzero"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 1st element of /test-node@1234 node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_command("fdt get value fone /test-node@1234 clock-names 1", 0));
ut_asserteq_str("i2c", env_get("fone"));
ut_assertok(ut_check_console_end(uts));
/* Test getting 2nd element of /test-node@1234 node clock-names property */
ut_assertok(console_record_reset_enable());
ut_assertok(run_command("fdt get value ftwo /test-node@1234 clock-names 2", 0));
ut_asserteq_str("spi", env_get("ftwo"));
ut_assertok(ut_check_console_end(uts));
/* Test missing 10th element of /test-node@1234 node clock-names property */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_command("fdt get value ften /test-node@1234 clock-names 10", 0));
ut_assertok(ut_check_console_end(uts));
/* Test getting default element of /test-node@1234 node nonexistent property */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_command("fdt get value fnone /test-node@1234 nonexistent", 1));
ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
ret = fdt_test_get_value_common(uts, "/test-node@1234");
if (!ret)
ret = fdt_test_get_value_common(uts, "testnodealias");
if (ret)
return ret;
/* Test getting default element of /nonexistent node */
ut_assertok(console_record_reset_enable());
@ -289,6 +302,18 @@ static int fdt_test_get_value(struct unit_test_state *uts)
ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
/* Test getting default element of bad alias */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_command("fdt get value vbadalias badalias nonexistent", 1));
ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
/* Test getting default element of nonexistent alias */
ut_assertok(console_record_reset_enable());
ut_asserteq(1, run_command("fdt get value vnoalias noalias nonexistent", 1));
ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
ut_assertok(ut_check_console_end(uts));
return 0;
}
FDT_TEST(fdt_test_get_value, UT_TESTF_CONSOLE_REC);