Merge pull request #4768 from JoeSubbiani/TestBlockSizes_2.x
Backport 2.x: Test block sizes are powers of 2
diff --git a/tests/suites/test_suite_psa_crypto_metadata.function b/tests/suites/test_suite_psa_crypto_metadata.function
index d91f90f..7bf1e28 100644
--- a/tests/suites/test_suite_psa_crypto_metadata.function
+++ b/tests/suites/test_suite_psa_crypto_metadata.function
@@ -603,6 +603,10 @@
TEST_EQUAL( type & PSA_KEY_TYPE_CATEGORY_MASK,
PSA_KEY_TYPE_CATEGORY_SYMMETRIC );
TEST_EQUAL( PSA_BLOCK_CIPHER_BLOCK_LENGTH( type ), block_size );
+
+ /* Check that the block size is a power of 2. This is required, at least,
+ for PSA_ROUND_UP_TO_MULTIPLE(block_size, length) in crypto_sizes.h. */
+ TEST_ASSERT( ( ( block_size - 1 ) & block_size ) == 0 );
}
/* END_CASE */