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device property: Add test cases for fwnode_property_count_*() APIs 

Add test cases for fwnode_property_count_*() APIs.

While at it, modify the arrays of integers to be size of non-power-of-2
for better test coverage and decreasing stack usage.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210212162539.86850-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2021-02-12 18:25:39 +02:00 committed by Greg Kroah-Hartman
parent 0b8bf06f67
commit 7f2fac70b7
1 changed files with 46 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
drivers/base/test/property-entry-test.c
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@ -27,6 +27,9 @@ static void pe_test_uints(struct kunit *test)
node = fwnode_create_software_node(entries, NULL);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, node);
error = fwnode_property_count_u8(node, "prop-u8");
KUNIT_EXPECT_EQ(test, error, 1);
error = fwnode_property_read_u8(node, "prop-u8", &val_u8);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u8, 8);
@ -48,6 +51,9 @@ static void pe_test_uints(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u16, 16);
error = fwnode_property_count_u16(node, "prop-u16");
KUNIT_EXPECT_EQ(test, error, 1);
error = fwnode_property_read_u16_array(node, "prop-u16", array_u16, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u16[0], 16);
@ -65,6 +71,9 @@ static void pe_test_uints(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u32, 32);
error = fwnode_property_count_u32(node, "prop-u32");
KUNIT_EXPECT_EQ(test, error, 1);
error = fwnode_property_read_u32_array(node, "prop-u32", array_u32, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u32[0], 32);
@ -82,6 +91,9 @@ static void pe_test_uints(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u64, 64);
error = fwnode_property_count_u64(node, "prop-u64");
KUNIT_EXPECT_EQ(test, error, 1);
error = fwnode_property_read_u64_array(node, "prop-u64", array_u64, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u64[0], 64);
@ -95,15 +107,19 @@ static void pe_test_uints(struct kunit *test)
error = fwnode_property_read_u64_array(node, "no-prop-u64", array_u64, 1);
KUNIT_EXPECT_NE(test, error, 0);
/* Count 64-bit values as 16-bit */
error = fwnode_property_count_u16(node, "prop-u64");
KUNIT_EXPECT_EQ(test, error, 4);
fwnode_remove_software_node(node);
}
static void pe_test_uint_arrays(struct kunit *test)
{
static const u8 a_u8[16] = { 8, 9 };
static const u16 a_u16[16] = { 16, 17 };
static const u32 a_u32[16] = { 32, 33 };
static const u64 a_u64[16] = { 64, 65 };
static const u8 a_u8[10] = { 8, 9 };
static const u16 a_u16[10] = { 16, 17 };
static const u32 a_u32[10] = { 32, 33 };
static const u64 a_u64[10] = { 64, 65 };
static const struct property_entry entries[] = {
PROPERTY_ENTRY_U8_ARRAY("prop-u8", a_u8),
PROPERTY_ENTRY_U16_ARRAY("prop-u16", a_u16),
@ -126,6 +142,9 @@ static void pe_test_uint_arrays(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u8, 8);
error = fwnode_property_count_u8(node, "prop-u8");
KUNIT_EXPECT_EQ(test, error, 10);
error = fwnode_property_read_u8_array(node, "prop-u8", array_u8, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u8[0], 8);
@ -148,6 +167,9 @@ static void pe_test_uint_arrays(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u16, 16);
error = fwnode_property_count_u16(node, "prop-u16");
KUNIT_EXPECT_EQ(test, error, 10);
error = fwnode_property_read_u16_array(node, "prop-u16", array_u16, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u16[0], 16);
@ -170,6 +192,9 @@ static void pe_test_uint_arrays(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u32, 32);
error = fwnode_property_count_u32(node, "prop-u32");
KUNIT_EXPECT_EQ(test, error, 10);
error = fwnode_property_read_u32_array(node, "prop-u32", array_u32, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u32[0], 32);
@ -192,6 +217,9 @@ static void pe_test_uint_arrays(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)val_u64, 64);
error = fwnode_property_count_u64(node, "prop-u64");
KUNIT_EXPECT_EQ(test, error, 10);
error = fwnode_property_read_u64_array(node, "prop-u64", array_u64, 1);
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_EQ(test, (int)array_u64[0], 64);
@ -210,6 +238,14 @@ static void pe_test_uint_arrays(struct kunit *test)
error = fwnode_property_read_u64_array(node, "no-prop-u64", array_u64, 1);
KUNIT_EXPECT_NE(test, error, 0);
/* Count 64-bit values as 16-bit */
error = fwnode_property_count_u16(node, "prop-u64");
KUNIT_EXPECT_EQ(test, error, 40);
/* Other way around */
error = fwnode_property_count_u64(node, "prop-u16");
KUNIT_EXPECT_EQ(test, error, 2);
fwnode_remove_software_node(node);
}
@ -239,6 +275,9 @@ static void pe_test_strings(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_STREQ(test, str, "single");
error = fwnode_property_string_array_count(node, "str");
KUNIT_EXPECT_EQ(test, error, 1);
error = fwnode_property_read_string_array(node, "str", strs, 1);
KUNIT_EXPECT_EQ(test, error, 1);
KUNIT_EXPECT_STREQ(test, strs[0], "single");
@ -258,6 +297,9 @@ static void pe_test_strings(struct kunit *test)
KUNIT_EXPECT_EQ(test, error, 0);
KUNIT_EXPECT_STREQ(test, str, "");
error = fwnode_property_string_array_count(node, "strs");
KUNIT_EXPECT_EQ(test, error, 2);
error = fwnode_property_read_string_array(node, "strs", strs, 3);
KUNIT_EXPECT_EQ(test, error, 2);
KUNIT_EXPECT_STREQ(test, strs[0], "string-a");