tests/run-tests.py: Add support for ctrl keys in REPL tests.

This allows having {\xDD} in tests, which will be expanded to the given
hex character.

Signed-off-by: Andrew Leech <[email protected]>

Author: pi-anl

tests/run-tests.py

@@ -405,6 +405,10 @@ def get(required=False):
                                     return rv
 
                     def send_get(what):
+                        # Detect {\x00} pattern and convert to ctrl-key codes.
+                        ctrl_code = lambda m: bytes([int(m.group(1))])
+                        what = re.sub(rb'{\\x(\d\d)}', ctrl_code, what)
+
                         os.write(master, what)
                         return get()