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twister: scripts: Split lines before processing

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Readline method sometimes receives more lines in buffer.
Split them to avoid misinterpreting data in harness module.

Signed-off-by: Grzegorz Chwierut <grzegorz.chwierut@nordicsemi.no>
This commit is contained in:
Grzegorz Chwierut 2024-08-21 16:41:04 +02:00 • committed by Anas Nashif
commit 79ef0b6b10
1 changed files with 7 additions and 6 deletions
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13
scripts/pylib/twister/twisterlib/handlers.py
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@ -443,12 +443,13 @@ class DeviceHandler(Handler):
# Just because ser_fileno has data doesn't mean an entire line
# is available yet.
if serial_line:
sl = serial_line.decode('utf-8', 'ignore').lstrip()
logger.debug("DEVICE: {0}".format(sl.rstrip()))
log_out_fp.write(strip_ansi_sequences(sl).encode('utf-8'))
log_out_fp.flush()
harness.handle(sl.rstrip())
# can be more lines in serial_line so split them before handling
for sl in serial_line.decode('utf-8', 'ignore').splitlines():
log_out_fp.write(strip_ansi_sequences(sl).encode('utf-8'))
log_out_fp.flush()
if sl := sl.strip():
logger.debug("DEVICE: {0}".format(sl))
harness.handle(sl)
if harness.status != TwisterStatus.NONE:
if not harness.capture_coverage: