frappy/secop/devices/test.py
Enrico Faulhaber d5e935788f Bug hunting and polishing
Change-Id: I0f05730dd4e01e926ab0c4870c27ed5754f3ccfd
2017-01-23 17:48:50 +01:00

77 lines
2.3 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# *****************************************************************************
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Module authors:
# Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
# *****************************************************************************
"""testing devices"""
import random
from secop.devices.core import Readable, Driveable, PARAM
from secop.validators import floatrange, positive
class LN2(Readable):
"""Just a readable.
class name indicates it to be a sensor for LN2,
but the implementation may do anything
"""
def read_value(self, maxage=0):
return round(100 * random.random(), 1)
class Heater(Driveable):
"""Just a driveable.
class name indicates it to be some heating element,
but the implementation may do anything
"""
PARAMS = {
'maxheaterpower': PARAM('maximum allowed heater power',
validator=floatrange(0, 100), unit='W'),
}
def read_value(self, maxage=0):
return round(100 * random.random(), 1)
def write_target(self, target):
pass
class Temp(Driveable):
"""Just a driveable.
class name indicates it to be some temperature controller,
but the implementation may do anything
"""
PARAMS = {
'sensor': PARAM("Sensor number or calibration id",
validator=str, readonly=True),
'target': PARAM("Target temperature", default=300.0,
validator=positive, readonly=False, unit='K'),
}
def read_value(self, maxage=0):
return round(100 * random.random(), 1)
def write_target(self, target):
pass