tests/avocado: excercise scripts/replay-dump.py in replay tests

This runs replay-dump.py after recording a trace, and fails the test if
the script fails.

replay-dump.py is modified to exit with non-zero if an error is
encountered while parsing, to support this.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>

gitlab with this change

v5: Update timeout to 180s because x86 was just exceeding 120s in
Message-Id: <20240813050638.446172-4-npiggin@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240813202329.1237572-12-alex.bennee@linaro.org>

scripts/replay-dump.py

@@ -21,6 +21,7 @@
 import argparse
 import struct
 import os
+import sys
 from collections import namedtuple
 from os import path
 
@@ -100,7 +101,7 @@ def call_decode(table, index, dumpfile):
         print("Could not decode index: %d" % (index))
         print("Entry is: %s" % (decoder))
         print("Decode Table is:\n%s" % (table))
-        return False
+        raise(Exception("unknown event"))
     else:
         return decoder.fn(decoder.eid, decoder.name, dumpfile)
 
@@ -121,7 +122,7 @@ def print_event(eid, name, string=None, event_count=None):
 def decode_unimp(eid, name, _unused_dumpfile):
     "Unimplemented decoder, will trigger exit"
     print("%s not handled - will now stop" % (name))
-    return False
+    raise(Exception("unhandled event"))
 
 def decode_plain(eid, name, _unused_dumpfile):
     "Plain events without additional data"
@@ -434,6 +435,7 @@ def decode_file(filename):
                                     dumpfile)
     except Exception as inst:
         print(f"error {inst}")
+        sys.exit(1)
 
     finally:
         print(f"Reached {dumpfile.tell()} of {dumpsize} bytes")