def test_regex_advanced():
"""Test that advanced regex functionality, particularly capture groups with
the same name:
- pass the configuration check if `regex` is installed
"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = (?P<name>foo)|(?P<name>bar)
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${device:port}.log
"""
pytest.importorskip("regex", reason="For this test: pip install regex")
readport.re = importlib.import_module("regex")
with StringIO(config) as f:
load_config(f) # no exception should be raised
def test_regex_no_advanced():
"""Test that advanced regex functionality, particularly capture groups with
the same name:
- raise an error if `regex` isn't installed
"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = (?P<name>foo)|(?P<name>bar)
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${device:port}.log
"""
readport.re = importlib.import_module("re")
with StringIO(config) as f:
with pytest.raises(ConfigurationError):
load_config(f)
def test_missing_setting():
"""Ensure that missing required options trigger an exception"""
config = r"""
[device]
[parser]
[logging]
"""
with StringIO(config) as f:
with pytest.raises(configparser.NoOptionError):
load_config(f)
def test_regex_error(regex):
"""Check that issues with the regex trigger an exception"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = {regex}
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${{device:port}}.log
"""
with StringIO(config.format(regex=regex)) as f:
with pytest.raises(ConfigurationError):
load_config(f)
def test_group_by_errors(group_by):
"""Ensure that if group_by is specified, it is correctly formatted"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = ^(?P<level>\S+) RH= *(?P<rh>\S+) %RH T= *(?P<temp>\S+) .C\s*$
group_by = {group_by}
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${{device:port}}.log
"""
with StringIO(config.format(group_by=group_by)) as f:
with pytest.raises(ConfigurationError):
load_config(f)
def test_load_config():
"""Check that the loaded configuration options have correct values and data types"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = ^(?P<level>\S+) RH= *(?P<rh>\S+) %RH T= *(?P<temp>\S+) .C\s*$
group_by = level:int
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${device:port}.log
"""
with StringIO(config) as f:
conf = load_config(f)
assert conf.station == "MSU"
assert conf.device == "Test"
assert conf.host == "127.0.0.1"
assert conf.port == 4001
assert conf.timeout == 30
assert (conf.regex ==
br"^(?P<level>\S+) RH= *(?P<rh>\S+) %RH T= *(?P<temp>\S+) .C\s*$")
assert conf.group == Group(by="level", dtype="int")
assert conf.pack_length == 12000
assert conf.dest_dir == "./data/"
assert conf.log_level == "DEBUG"
assert conf.log_file == "readport_4001.log"
def test_config_no_timeout():
"""Check that a commented out "timeout" yields timeout=None."""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
#timeout = 30
[parser]
regex = ^x= *(?P<u>\S+) y= *(?P<v>\S+) z= *(?P<w>\S+) T= *(?P<temp>\S+).*$
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${device:port}.log
"""
with StringIO(config) as f:
conf = load_config(f)
assert conf.timeout is None
def test_missing_group_by():
"""Ensure that if group_by isn't specified, the loaded values are Nones"""
config = r"""
[device]
station = MSU
name = Test
host = 127.0.0.1
port = 4001
timeout = 30
[parser]
regex = ^(?P<level>\S+) RH= *(?P<rh>\S+) %RH T= *(?P<temp>\S+) .C\s*$
# group_by =
pack_length = 12000
destination = ./data/
[logging]
level = DEBUG
file = readport_${device:port}.log
"""
with StringIO(config) as f:
conf = load_config(f)
assert conf.group == Group()