def test_broken_pipe_in_stderr_flush(self):
"""
Test sys.stderr.flush() raising BrokenPipeError.
This error should _not_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stderr() as stderr:
handler = ColorizedStreamHandler(stream=stderr)
with patch('sys.stderr.flush') as mock_flush:
mock_flush.side_effect = _make_broken_pipe_error()
# The emit() call raises no exception.
handler.emit(record)
err_text = stderr.getvalue()
assert err_text.startswith('my error')
# Check that the logging framework tried to log the exception.
if PY2:
assert 'IOError: [Errno 32] Broken pipe' in err_text
assert 'Logged from file' in err_text
else:
assert 'Logging error' in err_text
assert 'BrokenPipeError' in err_text
assert "Message: 'my error'" in err_text
def test_broken_pipe_in_stderr_flush(self):
"""
Test sys.stderr.flush() raising BrokenPipeError.
This error should _not_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stderr() as stderr:
handler = ColorizedStreamHandler(stream=stderr)
with patch('sys.stderr.flush') as mock_flush:
mock_flush.side_effect = _make_broken_pipe_error()
# The emit() call raises no exception.
handler.emit(record)
err_text = stderr.getvalue()
assert err_text.startswith('my error')
# Check that the logging framework tried to log the exception.
if PY2:
assert 'IOError: [Errno 32] Broken pipe' in err_text
assert 'Logged from file' in err_text
else:
assert 'Logging error' in err_text
assert 'BrokenPipeError' in err_text
assert "Message: 'my error'" in err_text
def test_broken_pipe_in_stdout_write(self):
"""
Test sys.stdout.write() raising BrokenPipeError.
This error _should_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stdout() as stdout:
handler = ColorizedStreamHandler(stream=stdout)
with patch('sys.stdout.write') as mock_write:
mock_write.side_effect = _make_broken_pipe_error()
with pytest.raises(BrokenStdoutLoggingError):
handler.emit(record)
def test_broken_pipe_in_stdout_write(self):
"""
Test sys.stdout.write() raising BrokenPipeError.
This error _should_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stdout() as stdout:
handler = ColorizedStreamHandler(stream=stdout)
with patch('sys.stdout.write') as mock_write:
mock_write.side_effect = _make_broken_pipe_error()
with pytest.raises(BrokenStdoutLoggingError):
handler.emit(record)
def test_broken_pipe_in_stdout_flush(self):
"""
Test sys.stdout.flush() raising BrokenPipeError.
This error _should_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stdout() as stdout:
handler = ColorizedStreamHandler(stream=stdout)
with patch('sys.stdout.flush') as mock_flush:
mock_flush.side_effect = _make_broken_pipe_error()
with pytest.raises(BrokenStdoutLoggingError):
handler.emit(record)
output = stdout.getvalue()
# Sanity check that the log record was written, since flush() happens
# after write().
assert output.startswith('my error')
def test_broken_pipe_in_stdout_flush(self):
"""
Test sys.stdout.flush() raising BrokenPipeError.
This error _should_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stdout() as stdout:
handler = ColorizedStreamHandler(stream=stdout)
with patch('sys.stdout.flush') as mock_flush:
mock_flush.side_effect = _make_broken_pipe_error()
with pytest.raises(BrokenStdoutLoggingError):
handler.emit(record)
output = stdout.getvalue()
# Sanity check that the log record was written, since flush() happens
# after write().
assert output.startswith('my error')
def test_broken_pipe_in_stderr_flush(self) -> None:
"""
Test sys.stderr.flush() raising BrokenPipeError.
This error should _not_ trigger an error in the logging framework.
"""
record = self._make_log_record()
with captured_stderr() as stderr:
handler = ColorizedStreamHandler(stream=stderr)
with patch("sys.stderr.flush") as mock_flush:
mock_flush.side_effect = BrokenPipeError()
# The emit() call raises no exception.
handler.emit(record)
err_text = stderr.getvalue()
assert err_text.startswith("my error")
# Check that the logging framework tried to log the exception.
assert "Logging error" in err_text
assert "BrokenPipeError" in err_text
assert "Message: 'my error'" in err_text
