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dm: core: Add tests for stringlist functions

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These functions currently lack tests so add some. The error handling
differs betwee livetree and flattree at present, so only check the error
codes with livetree.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2021-10-23 17:26:04 -06:00
parent 8ce465e48d
commit fb933d070e
2 changed files with 77 additions and 0 deletions
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1
arch/sandbox/dts/test.dts
View file

@ -207,6 +207,7 @@
test4-gpios = <&gpio_a 14>, <&gpio_b 4 1 3 2 1>;
test5-gpios = <&gpio_a 19>;
bool-value;
int-value = <1234>;
uint-value = <(-1234)>;
int64-value = /bits/ 64 <0x1111222233334444>;

76
test/dm/ofnode.c
View file

@ -351,3 +351,79 @@ static int dm_test_ofnode_for_each_compatible_node(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_ofnode_for_each_compatible_node, UT_TESTF_SCAN_FDT);
static int dm_test_ofnode_string(struct unit_test_state *uts)
{
const char *out;
ofnode node;
node = ofnode_path("/a-test");
ut_assert(ofnode_valid(node));
/* single string */
ut_asserteq(1, ofnode_read_string_count(node, "str-value"));
ut_assertok(ofnode_read_string_index(node, "str-value", 0, &out));
ut_asserteq_str("test string", out);
ut_asserteq(0, ofnode_stringlist_search(node, "str-value",
"test string"));
/* list of strings */
ut_asserteq(5, ofnode_read_string_count(node, "mux-control-names"));
ut_assertok(ofnode_read_string_index(node, "mux-control-names", 0,
&out));
ut_asserteq_str("mux0", out);
ut_asserteq(0, ofnode_stringlist_search(node, "mux-control-names",
"mux0"));
ut_assertok(ofnode_read_string_index(node, "mux-control-names", 4,
&out));
ut_asserteq_str("mux4", out);
ut_asserteq(4, ofnode_stringlist_search(node, "mux-control-names",
"mux4"));
return 0;
}
DM_TEST(dm_test_ofnode_string, 0);
static int dm_test_ofnode_string_err(struct unit_test_state *uts)
{
const char *out;
ofnode node;
/*
* Test error codes only on livetree, as they are different with
* flattree
*/
node = ofnode_path("/a-test");
ut_assert(ofnode_valid(node));
/* non-existent property */
ut_asserteq(-EINVAL, ofnode_read_string_count(node, "missing"));
ut_asserteq(-EINVAL, ofnode_read_string_index(node, "missing", 0,
&out));
/* empty property */
ut_asserteq(-ENODATA, ofnode_read_string_count(node, "bool-value"));
ut_asserteq(-ENODATA, ofnode_read_string_index(node, "bool-value", 0,
&out));
/* badly formatted string list */
ut_asserteq(-EILSEQ, ofnode_read_string_count(node, "int64-value"));
ut_asserteq(-EILSEQ, ofnode_read_string_index(node, "int64-value", 0,
&out));
/* out of range / not found */
ut_asserteq(-ENODATA, ofnode_read_string_index(node, "str-value", 1,
&out));
ut_asserteq(-ENODATA, ofnode_stringlist_search(node, "str-value",
"other"));
/* negative value for index is not allowed, so don't test for that */
ut_asserteq(-ENODATA, ofnode_read_string_index(node,
"mux-control-names", 5,
&out));
return 0;
}
DM_TEST(dm_test_ofnode_string_err, UT_TESTF_LIVE_TREE);