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memblock tests: add memblock_overlaps_region_checks

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Add a test case for memblock_overlaps_region().

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Link: https://lore.kernel.org/r/20240507075833.6346-5-richard.weiyang@gmail.com
Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
This commit is contained in:
Wei Yang 2024-05-07 07:58:30 +00:00 committed by Mike Rapoport (IBM)
parent 3aca2cea90
commit 1a879671bd
2 changed files with 51 additions and 0 deletions
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48
tools/testing/memblock/tests/basic_api.c
View File

@ -2387,6 +2387,53 @@ static int memblock_trim_memory_checks(void)
return 0;
}
static int memblock_overlaps_region_check(void)
{
struct region r = {
.base = SZ_1G,
.size = SZ_4M
};
PREFIX_PUSH();
reset_memblock_regions();
memblock_add(r.base, r.size);
/* Far Away */
ASSERT_FALSE(memblock_overlaps_region(&memblock.memory, SZ_1M, SZ_1M));
ASSERT_FALSE(memblock_overlaps_region(&memblock.memory, SZ_2G, SZ_1M));
/* Neighbor */
ASSERT_FALSE(memblock_overlaps_region(&memblock.memory, SZ_1G - SZ_1M, SZ_1M));
ASSERT_FALSE(memblock_overlaps_region(&memblock.memory, SZ_1G + SZ_4M, SZ_1M));
/* Partial Overlap */
ASSERT_TRUE(memblock_overlaps_region(&memblock.memory, SZ_1G - SZ_1M, SZ_2M));
ASSERT_TRUE(memblock_overlaps_region(&memblock.memory, SZ_1G + SZ_2M, SZ_2M));
/* Totally Overlap */
ASSERT_TRUE(memblock_overlaps_region(&memblock.memory, SZ_1G, SZ_4M));
ASSERT_TRUE(memblock_overlaps_region(&memblock.memory, SZ_1G - SZ_2M, SZ_8M));
ASSERT_TRUE(memblock_overlaps_region(&memblock.memory, SZ_1G + SZ_1M, SZ_1M));
test_pass_pop();
return 0;
}
static int memblock_overlaps_region_checks(void)
{
prefix_reset();
prefix_push("memblock_overlaps_region");
test_print("Running memblock_overlaps_region tests...\n");
memblock_overlaps_region_check();
prefix_pop();
return 0;
}
int memblock_basic_checks(void)
{
memblock_initialization_check();
@ -2396,6 +2443,7 @@ int memblock_basic_checks(void)
memblock_free_checks();
memblock_bottom_up_checks();
memblock_trim_memory_checks();
memblock_overlaps_region_checks();
return 0;
}

3
tools/testing/memblock/tests/common.h
View File

@ -40,6 +40,9 @@ enum test_flags {
assert((_expected) == (_seen)); \
} while (0)
#define ASSERT_TRUE(_seen) ASSERT_EQ(true, _seen)
#define ASSERT_FALSE(_seen) ASSERT_EQ(false, _seen)
/**
* ASSERT_NE():
* Check the condition