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libsysprof-analyze: add test for symbol collision

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This commit is contained in:
Christian Hergert
2023-06-20 14:24:02 -07:00
parent 07d08597ba
commit b40be19530
1 changed files with 39 additions and 0 deletions
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39
src/libsysprof-analyze/tests/test-symbol-cache.c
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@ -192,6 +192,43 @@ test_jitmap (void)
g_assert_finalize_object (symbol_cache); g_assert_finalize_object (symbol_cache);
} }
static void
test_collision (void)
{
SysprofSymbolCache *symbol_cache = sysprof_symbol_cache_new ();
SysprofSymbol *first = NULL;
for (guint i = 1; i <= 10000; i++)
{
SysprofAddress begin = 0xe000000000000000 + i;
g_autofree char *name = g_strdup_printf ("%u", i);
SysprofSymbol *symbol = create_symbol (name, begin, begin+1);
if (first == NULL)
first = g_object_ref (symbol);
sysprof_symbol_cache_take (symbol_cache, symbol);
}
g_assert_true (SYSPROF_IS_SYMBOL (first));
for (guint i = 1; i <= 10000; i++)
{
SysprofAddress begin = 0xE000000000000000 + i;
g_autofree char *name = g_strdup_printf ("%u", i);
SysprofSymbol *symbol = create_symbol (name, begin, begin+1);
sysprof_symbol_cache_take (symbol_cache, symbol);
}
g_assert_finalize_object (symbol_cache);
g_assert_finalize_object (first);
/* To test this fully, you need `-Db_sanitize=address` so that
* you can detect any leaks from RB_INSERT().
*/
}
int int
main (int argc, main (int argc,
char *argv[]) char *argv[])
@ -201,5 +238,7 @@ main (int argc,
test_interval_tree); test_interval_tree);
g_test_add_func ("/libsysprof-analyze/SysprofSymbolCache/jitmap", g_test_add_func ("/libsysprof-analyze/SysprofSymbolCache/jitmap",
test_jitmap); test_jitmap);
g_test_add_func ("/libsysprof-analyze/SysprofSymbolCache/collision",
test_collision);
return g_test_run (); return g_test_run ();
} }