[TESTING] implementing use of new exception - part 1 of 2 (- WIP #157 -)

Changes in file tests/context.py:
 - checkPythonFuzzing -- now throws CommandExecutionError with exit code.

Author: reactive-firewall

tests/context.py

@@ -585,14 +585,16 @@ def checkPythonFuzzing(args, stderr=None):  # skipcq: PYL-W0102  - [] != [None]
 	theOutput = None
 	try:
 		if (args is None) or (args == [None]) or (len(args) <= 0):  # pragma: no branch
-			theOutput = subprocess.check_output(["exit 1 ; #"])
+			theOutput = None
+			_exc_msg = "No command arguments provided to execute."
+			raise CommandExecutionError(str(_exc_msg), exit_code=66) from None
 		else:
 			if str("coverage") in args[0]:
 				args = checkCovCommand(*args)
 			theOutput = subprocess.check_output(args, stderr=stderr)
 	except BaseException as err:  # pragma: no branch
 		theOutput = None
-		raise RuntimeError(err) from err  # do not suppress all errors
+		raise CommandExecutionError(str(err), exit_code=2) from err  # do not suppress errors
 	theOutput = checkStrOrByte(theOutput)
 	return theOutput