def test_get_with_restrictive_interval_with_tzs(self):
start = datetime.datetime(2012, 7, 13, 10, tzinfo=utils.UTC(10))
end = datetime.datetime(2012, 7, 13, 20, tzinfo=utils.UTC(10))
channel_data = self.archiver.get('EXAMPLE:DOUBLE_SCALAR',
start,
end,
interpolation=codes.interpolation.RAW)
self.assertEqual(channel_data.values, [199.9, 198.7])
self.assertEqual(channel_data.times, [
datetime.datetime(2012, 7, 13, 2, 5, 1, 443589, utc),
datetime.datetime(2012, 7, 13, 7, 19, 31, 806097, utc)
])
self.assertEqual(repr(channel_data.times[0].tzinfo), 'UTC(+10)')
def test_get_with_restrictive_interval_with_tzs(archiver):
start = datetime(2012, 7, 13, 10, tzinfo=utils.UTC(10))
end = datetime(2012, 7, 13, 20, tzinfo=utils.UTC(10))
channel_data = archiver.get("EXAMPLE:DOUBLE_SCALAR",
start,
end,
interpolation=codes.interpolation.RAW)
assert channel_data.values == [199.9, 198.7]
assert channel_data.times == [
datetime(2012, 7, 13, 2, 5, 1, 443589, utc),
datetime(2012, 7, 13, 7, 19, 31, 806097, utc),
]
assert repr(channel_data.times[0].tzinfo) == "UTC(+10)"
def test_get_scalar_in_tz(self):
start = datetime.datetime(2012, 1, 1, tzinfo=utc)
end = datetime.datetime(2013, 1, 1, tzinfo=utc)
data = self.archiver.get('EXAMPLE:DOUBLE_SCALAR{TD:1}',
start,
end,
interpolation=codes.interpolation.RAW,
tz=utils.UTC(11.5))
self.assertEqual(str(data.times[0].tzinfo), 'UTC+11:30')
self.assertEqual(repr(data.times[0].tzinfo), 'UTC(+11.5)')
def test_get_scalar_in_tz(archiver):
start = datetime(2012, 1, 1, tzinfo=utc)
end = datetime(2013, 1, 1, tzinfo=utc)
data = archiver.get(
"EXAMPLE:DOUBLE_SCALAR",
start,
end,
interpolation=codes.interpolation.RAW,
tz=utils.UTC(11.5),
)
assert str(data.times[0].tzinfo) == "UTC+11:30"
assert repr(data.times[0].tzinfo) == "UTC(+11.5)"
def setUp(self):
values = [200.5, 199.9, 198.7, 196.1]
times = [
datetime.datetime(2012, 7, 12, 21, 47, 23, 664000, utc),
datetime.datetime(2012, 7, 13, 2, 5, 1, 443589, utc),
datetime.datetime(2012, 7, 13, 7, 19, 31, 806097, utc),
datetime.datetime(2012, 7, 13, 11, 18, 55, 671259, utc)
]
self.scalar_channel = ChannelData(
channel='EXAMPLE:DOUBLE_SCALAR{TD:1}',
values=values,
times=times,
statuses=[0, 6, 6, 5],
severities=[0, 1, 1, 2],
units='mA',
states=None,
data_type=codes.data_type.DOUBLE,
elements=1,
display_limits=Limits(0, 220),
warn_limits=Limits(199, 210),
alarm_limits=Limits(198, 220),
display_precision=3,
archive_key=1001)
array_values = [[
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
19
],
[
100, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, 89,
88, 87, 86, 85, 84, 83, 82, 81
]]
tz = utils.UTC(10)
array_times = [
datetime.datetime(2012, 7, 12, 21, 47, 23, 664000, tz),
datetime.datetime(2012, 7, 13, 2, 5, 1, 443589, tz)
]
self.array_channel = ChannelData(channel='EXAMPLE:DOUBLE_SCALAR{TD:1}',
values=array_values,
times=array_times,
statuses=[0, 6],
severities=[0, 1],
units='mA',
states=None,
data_type=codes.data_type.DOUBLE,
elements=20,
display_limits=Limits(0, 220),
warn_limits=Limits(199, 210),
alarm_limits=Limits(198, 220),
display_precision=3,
archive_key=1001)
def array_channel():
array_values = [
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[
100,
99,
98,
97,
96,
95,
94,
93,
92,
91,
90,
89,
88,
87,
86,
85,
84,
83,
82,
81,
],
]
tz = utils.UTC(10)
array_times = [
datetime.datetime(2012, 7, 12, 21, 47, 23, 664000, tz),
datetime.datetime(2012, 7, 13, 2, 5, 1, 443589, tz),
]
return ChannelData(
channel="EXAMPLE:DOUBLE_SCALAR",
values=array_values,
times=array_times,
statuses=[0, 6],
severities=[0, 1],
units="mA",
states=None,
data_type=codes.data_type.DOUBLE,
elements=20,
display_limits=Limits(0, 220),
warn_limits=Limits(199, 210),
alarm_limits=Limits(198, 220),
display_precision=3,
archive_key=1001,
)
def test_datetime_isoformat_with_tz(self):
iso_str = '2013-08-07 10:21:55.012345+08'
dt = utils.datetime_from_isoformat(iso_str)
self.assertEqual(
dt, datetime.datetime(2013, 8, 7, 10, 21, 55, 12345, utils.UTC(8)))
def test_utc_with_offset_seconds():
hours = 23 + 15. / 60. + 8. / 3600.
tz = utils.UTC(hours)
assert tz.tzname() == "UTC+23:15:08"
assert repr(tz) == "UTC(+23.252222)"
def test_utc_with_negative_offset(self):
hours = -(6 + 45. / 60.)
tz = utils.UTC(hours)
self.assertEqual(tz.tzname(), 'UTC-06:45')
self.assertEqual(repr(tz), 'UTC(-6.75)')
def test_utc_with_offset_seconds(self):
hours = 23 + 15. / 60. + 8. / 3600.
tz = utils.UTC(hours)
self.assertEqual(tz.tzname(), 'UTC+23:15:08')
self.assertEqual(repr(tz), 'UTC(+23.252222)')
def test_utc(self):
tz = utils.UTC()
self.assertEqual(tz.tzname(), 'UTC')
self.assertEqual(repr(tz), 'UTC()')
def test_utc_with_offset(self):
hours = 6 + 3. / 60.
tz = utils.UTC(hours)
self.assertEqual(tz.tzname(), 'UTC+06:03')
self.assertEqual(repr(tz), 'UTC(+6.05)')
def test_datetime_isoformat_no_secs_tz(self):
iso_str = '2013-08-07 10:21-09:00'
dt = utils.datetime_from_isoformat(iso_str)
self.assertEqual(
dt, datetime.datetime(2013, 8, 7, 10, 21, 0, 0, utils.UTC(-9)))
def test_datetime_isoformat_no_secs_tz():
iso_str = "2013-08-07 10:21-09:00"
dt = utils.datetime_from_isoformat(iso_str)
assert dt == datetime(2013, 8, 7, 10, 21, 0, 0, utils.UTC(-9))
def test_utc():
tz = utils.UTC()
assert tz.tzname() == "UTC"
assert repr(tz) == "UTC()"
def test_utc_with_negative_offset():
hours = -(6 + 45. / 60.)
tz = utils.UTC(hours)
assert tz.tzname() == "UTC-06:45"
assert repr(tz) == "UTC(-6.75)"
def test_utc_with_offset():
hours = 6 + 3. / 60.
tz = utils.UTC(hours)
assert tz.tzname() == "UTC+06:03"
assert repr(tz) == "UTC(+6.05)"
import unittest
import datetime
from channelarchiver import Archiver, utils
from tests.mock_archiver import MockArchiver
import nose
utc = utils.UTC()
local_tz = utils.local_tz
class TestArchiverPlot(unittest.TestCase):
def setUp(self):
self.archiver = Archiver(
'https://xf23id-ca/cgi-bin/ArchiveDataServer.cgi')
self.archiver.archiver = MockArchiver()
def test_plot(self):
try:
import matplotlib
except ImportError:
raise nose.SkipTest("This tests featuring requiring matplotlib.")
from channelarchiver import plot_channels
start = datetime.datetime(2012, 1, 1, tzinfo=utc)
end = datetime.datetime(2013, 1, 1, tzinfo=utc)
plot_channels.plot(self.archiver, 'EXAMPLE:DOUBLE_SCALAR{TD:1}',
'EXAMPLE:INT_WAVEFORM', start, end)
if __name__ == '__main__':
unittest.main()
def test_datetime_isoformat_with_short_tz():
iso_str = "2013-08-07 10:21:55.012345+08"
dt = utils.datetime_from_isoformat(iso_str)
assert dt == datetime(2013, 8, 7, 10, 21, 55, 12345, utils.UTC(8))
