renamed commandhandler to iohandler
the name commandhandler might be misleading, as it has nothing to do with SECoP commands Change-Id: I31bbe1cefd49927fc591619dc7f41f332cca2c14 Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/22084 Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>
This commit is contained in:
201
test/test_iohandler.py
Normal file
201
test/test_iohandler.py
Normal file
@ -0,0 +1,201 @@
|
||||
# -*- 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:
|
||||
# Markus Zolliker <markus.zolliker@psi.ch>
|
||||
#
|
||||
# *****************************************************************************
|
||||
"""test commandhandler."""
|
||||
|
||||
import pytest
|
||||
|
||||
from secop.iohandler import CmdParser, IOHandler
|
||||
from secop.modules import Module, Parameter
|
||||
from secop.datatypes import FloatRange, StringType, IntRange, Property
|
||||
from secop.errors import ProgrammingError
|
||||
|
||||
@pytest.mark.parametrize('fmt, text, values, text2', [
|
||||
('%d,%d', '2,3', [2,3], None),
|
||||
('%c%s', '222', ['2', '22'], None), # %c does not need a spearator
|
||||
('%s%%%d_%%', 'abc%12_%', ['abc', 12], None), # % as separator and within separator
|
||||
('%s.+', 'string,without+period.+', ['string,without+period',], None), # special characters
|
||||
('%d,%.3f,%x,%o', '1,1.2346,fF,17', [1, 1.2346, 255, 15], '1,1.235,ff,17'), # special formats
|
||||
])
|
||||
def test_CmdParser(fmt, text, values, text2):
|
||||
parser = CmdParser(fmt)
|
||||
print(parser.format(*values))
|
||||
assert parser.parse(text) == values
|
||||
if text2 is None:
|
||||
text2 = text
|
||||
assert parser.format(*values) == text2
|
||||
|
||||
def test_CmdParser_ex():
|
||||
with pytest.raises(ValueError):
|
||||
CmdParser('%d%s') # no separator
|
||||
|
||||
|
||||
class Data:
|
||||
"""a cyclic list where we put data to be checked or used during test"""
|
||||
def __init__(self):
|
||||
self.data = []
|
||||
|
||||
def push(self, tag, *args):
|
||||
if len(args) == 1:
|
||||
args = args[0]
|
||||
self.data.append((tag, args))
|
||||
|
||||
def pop(self, expected):
|
||||
tag, data = self.data.pop(0)
|
||||
print('pop(%s) %r' % (tag, data))
|
||||
if tag != expected:
|
||||
raise ValueError('expected tag %s, not %s' % (expected, tag))
|
||||
return data
|
||||
|
||||
def empty(self):
|
||||
return not self.data
|
||||
|
||||
|
||||
class DispatcherStub:
|
||||
def __init__(self, updates):
|
||||
self.updates = updates
|
||||
|
||||
def announce_update(self, moduleobj, pname, pobj):
|
||||
self.updates[pname] = pobj.value
|
||||
|
||||
def announce_update_error(self, moduleobj, pname, pobj, err):
|
||||
self.updates[('error', pname)] = str(err)
|
||||
|
||||
|
||||
class LoggerStub:
|
||||
def debug(self, *args):
|
||||
pass
|
||||
info = exception = debug
|
||||
|
||||
|
||||
class ServerStub:
|
||||
def __init__(self, updates):
|
||||
self.dispatcher = DispatcherStub(updates)
|
||||
|
||||
|
||||
def test_IOHandler():
|
||||
class Hdl(IOHandler):
|
||||
CMDARGS = ['channel', 'loop']
|
||||
CMDSEPARATOR ='|'
|
||||
|
||||
def __init__(self, name, querycmd, replyfmt):
|
||||
changecmd = querycmd.replace('?', ' ')
|
||||
if not querycmd.endswith('?'):
|
||||
changecmd += ','
|
||||
super().__init__(name, querycmd, replyfmt, changecmd)
|
||||
|
||||
group1 = Hdl('group1', 'SIMPLE?', '%g')
|
||||
group2 = Hdl('group2', 'CMD?%(channel)d', '%g,%s,%d')
|
||||
|
||||
|
||||
class Module1(Module):
|
||||
properties = {
|
||||
'channel': Property('the channel', IntRange(), default=3),
|
||||
'loop': Property('the loop', IntRange(), default=2),
|
||||
}
|
||||
parameters = {
|
||||
'simple': Parameter('a readonly', FloatRange(), default=0.77, handler=group1),
|
||||
'real': Parameter('a float value', FloatRange(), default=12.3, handler=group2, readonly=False),
|
||||
'text': Parameter('a string value', StringType(), default='x', handler=group2, readonly=False),
|
||||
}
|
||||
|
||||
def sendRecv(self, command):
|
||||
assert data.pop('command') == command
|
||||
return data.pop('reply')
|
||||
|
||||
def analyze_group1(self, val):
|
||||
assert data.pop('val') == val
|
||||
return dict(simple=data.pop('simple'))
|
||||
|
||||
def analyze_group2(self, gval, sval, dval):
|
||||
assert data.pop('gsv') == (gval, sval, dval)
|
||||
real, text = data.pop('rt')
|
||||
return dict(real=real, text=text)
|
||||
|
||||
def change_group2(self, change):
|
||||
gval, sval, dval = change.readValues()
|
||||
assert data.pop('old') == (gval, sval, dval)
|
||||
assert data.pop('self') == (self.real, self.text)
|
||||
assert data.pop('new') == (change.real, change.text)
|
||||
return data.pop('changed')
|
||||
|
||||
data = Data()
|
||||
updates = {}
|
||||
module = Module1('mymodule', LoggerStub(), {'.description': ''}, ServerStub(updates))
|
||||
print(updates)
|
||||
updates.clear() # get rid of updates from initialisation
|
||||
|
||||
# for sendRecv
|
||||
data.push('command', 'SIMPLE?')
|
||||
data.push('reply', '4.51')
|
||||
# for analyze_group1
|
||||
data.push('val', 4.51)
|
||||
data.push('simple', 45.1)
|
||||
value = module.read_simple()
|
||||
assert value == 45.1
|
||||
assert module.simple == value
|
||||
assert data.empty()
|
||||
assert updates.pop('simple') == 45.1
|
||||
assert not updates
|
||||
|
||||
# for sendRecv
|
||||
data.push('command', 'CMD?3')
|
||||
data.push('reply', '1.23,text,5')
|
||||
# for analyze_group2
|
||||
data.push('gsv', 1.23, 'text', 5)
|
||||
data.push('rt', 12.3, 'string')
|
||||
value = module.read_real()
|
||||
assert module.real == value
|
||||
assert module.real == updates.pop('real') == 12.3
|
||||
assert module.text == updates.pop('text') == 'string'
|
||||
assert data.empty()
|
||||
assert not updates
|
||||
|
||||
# for sendRecv
|
||||
data.push('command', 'CMD?3')
|
||||
data.push('reply', '1.23,text,5')
|
||||
# for analyze_group2
|
||||
data.push('gsv', 1.23, 'text', 5)
|
||||
data.push('rt', 12.3, 'string')
|
||||
# for change_group2
|
||||
data.push('old', 1.23, 'text', 5)
|
||||
data.push('self', 12.3, 'string')
|
||||
data.push('new', 12.3, 'FOO')
|
||||
data.push('changed', 1.23, 'foo', 9)
|
||||
# for sendRecv
|
||||
data.push('command', 'CMD 3,1.23,foo,9|CMD?3')
|
||||
data.push('reply', '1.23,foo,9')
|
||||
# for analyze_group2
|
||||
data.push('gsv', 1.23, 'foo', 9)
|
||||
data.push('rt', 12.3, 'FOO')
|
||||
value = module.write_text('FOO')
|
||||
assert module.text == value
|
||||
assert module.text == updates.pop('text') == 'FOO'
|
||||
assert module.real == updates.pop('real') == 12.3
|
||||
assert data.empty()
|
||||
assert not updates
|
||||
|
||||
with pytest.raises(ProgrammingError): # can not use a handler for different modules
|
||||
# pylint: disable=unused-variable
|
||||
class Module2(Module):
|
||||
parameters = {
|
||||
'simple': Parameter('a readonly', FloatRange(), default=0.77, handler=group1),
|
||||
}
|
||||
Reference in New Issue
Block a user