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Improve mbedtls_test_err_add_check documentation

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Improve and clarify error messages and comments when checking error codes.

Signed-off-by: Chris Jones <christopher.jones@arm.com>
This commit is contained in:
Chris Jones 2021-03-31 09:34:22 +01:00
parent 759e30bdb0
commit 3f613c17c1
2 changed files with 29 additions and 9 deletions
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10
tests/include/test/helpers.h
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@ -280,9 +280,15 @@ void mbedtls_test_mutex_usage_check( void );
#if defined(MBEDTLS_TEST_HOOKS)
/**
* \brief Check that a pure high-level error code is being combined with a
* pure low-level error code as otherwise the resultant error code
* \brief Check that only a pure high-level error code is being combined with
* a pure low-level error code as otherwise the resultant error code
* would be corrupted.
*
* \note Both high-level and low-level error codes cannot be greater than
* zero however can be zero. If one error code is zero then the
* other error code is returned even if both codes are zero.
*
* \note If the check fails, fail the test currently being run.
*/
void mbedtls_test_err_add_check( int high, int low,
const char *file, int line);