Fix dependency issues in the test framework
Fix dependency issues in the test framework

When a constant in a test case is a symbol (either preprocessor or enum
value), enclose the corresponding translation code in the ifdef's attached
the test function, so that it compiles even if it isn't defined.

ARMmbed/mbedtls,NXPmicro/mbedtls,Mbed-TLS/mbedtls,ARMmbed/mbedtls,Mbed-TLS/mbedtls,ARMmbed/mbedtls,ARMmbed/mbedtls,NXPmicro/mbedtls,Mbed-TLS/mbedtls,NXPmicro/mbedtls,Mbed-TLS/mbedtls,NXPmicro/mbedtls