def test_bersans_sink(self, session):
bersansfile = path.join(session.experiment.datapath, 'D0000168.001')
assert path.isfile(bersansfile)
contents = readFile(bersansfile)
assert '%File' in contents
assert 'User=testuser' in contents # BerSANS headers
assert 'Exp_proposal=p1234' in contents # NICOS headers
assert ('0,' * 127 + '0') in contents # data
def test_filecounters(self, session):
# check contents of counter files
exp = session.experiment
for directory, ctrs in zip(
[exp.dataroot, exp.proposalpath, exp.samplepath],
[('scan 43', 'point 172'), ('scan 1', 'point 5'),
('scan 1', 'point 5')]):
counterfile = path.join(directory, exp.counterfile)
assert path.isfile(counterfile)
contents = readFile(counterfile)
assert set(contents) == set(ctrs)
def __init__(self):
try:
if not session.experiment or not session.experiment.propdb:
credpath = path.join(path.expanduser('~'), '.nicos',
'credentials')
credentials = readFile(credpath)
else:
credentials = readFile(session.experiment.propdb)
except IOError as e:
raise ConfigurationError('Can\'t read credentials '
'for propdb-access from file: %s' % e)
credentials = credentials[0]
try:
self.user, hostdb = credentials.split('@')
self.host, self.db = hostdb.split(':')
except ValueError:
raise ConfigurationError('%r is an invalid credentials string '
'("user@host:dbname")' % credentials)
if DB is None:
raise ConfigurationError('MySQL adapter is not installed')
def sicscounter(self):
try:
lines = readFile(self.sicscounterfile)
except IOError:
self.updateSicsCounterFile(0)
return 0
if lines:
return int(lines[0].strip())
# the counter is not yet in the file
return 0
def test_raw_sinks(self, session):
# check contents of files written by the raw sink
rawfile = path.join(session.experiment.datapath, 'p1234_1.raw')
assert path.isfile(rawfile)
assert path.getsize(rawfile) == 128 * 128 * 4 # 128x128 px, 32bit ints
headerfile = path.join(session.experiment.datapath, 'p1234_1.header')
assert path.isfile(headerfile)
contents = readFile(headerfile)
assert contents[0] == '### NICOS Device snapshot V2.0'
assert '### Sample and alignment' in contents
assert any(line.strip() == 'Exp_proposal : p1234' for line in contents)
logfile = path.join(session.experiment.datapath, 'p1234_1.log')
assert path.isfile(logfile)
contents = readFile(logfile)
assert contents[0].startswith('# dev')
assert len(contents) >= 3 # at least: header, motor2, tdev
for line in contents[1:]:
name, mean, stdev, minv, maxv = line.split()
if name == 'motor2':
assert mean == minv == maxv == '0.000'
assert stdev == 'inf'
if hasattr(os, 'link'):
linkfile = path.join(session.experiment.datapath, '00000168.raw')
assert path.isfile(linkfile) # hardlink
assert os.stat(linkfile).st_ino == os.stat(rawfile).st_ino
# check files written by the single-raw sink
rawfile = path.join(session.experiment.datapath, 'single',
'43_172.raw')
assert path.isfile(rawfile)
assert path.getsize(rawfile) > 128 * 128 * 4 # data plus header
if hasattr(os, 'link'):
# this entry in filenametemplate is absolute, which means relative to
# the dataroot, not the current experiment's datapath
linkfile = path.join(session.experiment.dataroot, '00000172.raw')
assert path.isfile(linkfile) # hardlink
assert os.stat(linkfile).st_ino == os.stat(rawfile).st_ino
def test_scan_sink(self, session):
# check contents of ASCII scan data file
scanfile = path.join(session.experiment.datapath, 'p1234_00000043.dat')
assert path.isfile(scanfile)
contents = readFile(scanfile)
assert contents[0].startswith('### NICOS data file')
assert '### Scan data' in contents
assert contents[-1].startswith('### End of NICOS data file')
# check counter attributes
scan = session.experiment.data.getLastScans()[-1]
assert scan.counter == 43
assert scan.propcounter == 1
assert scan.samplecounter == 1
assert session.experiment.lastscan == 43
assert session.experiment.lastpoint == 172
def test_sinqascii(session):
# check contents of ASCII scan data file
scanfile = path.join(session.experiment.datapath,
'test%sn000043.dat' % year)
assert path.isfile(scanfile)
contents = readFile(scanfile)
assert (contents[0] == '**** SINQASCII TEST TEMPLATE ****')
assert (contents[1].find(scanfile) > 0)
assert (contents[3] == 'motor2 = 0.000')
assert (contents[4] == 'motor2 softzero = 0.000')
assert (contents[5] == 'Title = TomatenOxid')
assert (contents[6] == 'ScriptTest = Oops')
assert (contents[-10] == 'motor2 zero = 0.000')
assert (contents[-9] == 'Scanning Variables: motor2, Steps: 1.0')
assert (contents[-8] == '5 Points, Mode: Timer,Preset 0.005000')
assert (contents[-7] == 'NP motor2 COUNTS MONITOR1 TIME')
# cannot test data content because they consist or random runmbers
assert (contents[-1] == 'END-OF-DATA')
def doReadRunnumber(self):
return int(readFile(self._counterpath)[0])
