def test_wfs_build_getfeature_maxfeatures_string(self):
"""Test the owsutil.wfs_build_getfeature_request method with a
an non-integer maxfeature value.
Test whether an AttributeError is raised.
"""
with pytest.raises(AttributeError):
owsutil.wfs_build_getfeature_request('dov-pub:Boringen',
max_features="0")
def test_wfs_build_getfeature_maxfeatures_zero(self):
"""Test the owsutil.wfs_build_getfeature_request method with a
a maxfeature value of 0.
Test whether an AttributeError is raised.
"""
with pytest.raises(AttributeError):
owsutil.wfs_build_getfeature_request('dov-pub:Boringen',
max_features=0)
def test_wfs_build_getfeature_request_bbox_nogeometrycolumn(self):
"""Test the owsutil.wfs_build_getfeature_request method with a location
argument but without the geometry_column argument.
Test whether an AttributeError is raised.
"""
with pytest.raises(AttributeError):
owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen',
location=Within(Box(151650, 214675, 151750, 214775)))
def test_wfs_build_getfeature_request_filter(self):
"""Test the owsutil.wfs_build_getfeature_request method with an
attribute filter.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
query = PropertyIsEqualTo(propertyname='gemeente',
literal='Herstappe')
filter_request = FilterRequest()
filter_request = filter_request.setConstraint(query)
try:
filter_request = etree.tostring(filter_request,
encoding='unicode')
except LookupError:
# Python2.7 without lxml uses 'utf-8' instead.
filter_request = etree.tostring(filter_request,
encoding='utf-8')
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen', filter=filter_request)
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"> <wfs:Query '
'typeName="dov-pub:Boringen"> <ogc:Filter> '
'<ogc:PropertyIsEqualTo> '
'<ogc:PropertyName>gemeente</ogc:PropertyName> '
'<ogc:Literal>Herstappe</ogc:Literal> </ogc:PropertyIsEqualTo> '
'</ogc:Filter> </wfs:Query> </wfs:GetFeature>')
def test_wfs_build_getfeature_request_bbox(self):
"""Test the owsutil.wfs_build_getfeature_request method with a
typename, box and geometry_column.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen',
location=Within(Box(151650, 214675, 151750, 214775)),
geometry_column='geom')
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"><wfs:Query '
'typeName="dov-pub:Boringen"><ogc:Filter '
'xmlns:ogc="http://www.opengis.net/ogc"><ogc:Within> '
'<ogc:PropertyName>geom</ogc:PropertyName><gml:Envelope '
'xmlns:gml="http://www.opengis.net/gml" srsDimension="2" '
'srsName="http://www.opengis.net/gml/srs/epsg.xml#31370"><gml'
':lowerCorner>151650.000 '
'214675.000</gml:lowerCorner><gml:upperCorner>151750.000 '
'214775.000</gml:upperCorner></gml:Envelope></ogc:Within></ogc'
':Filter></wfs:Query></wfs:GetFeature>')
def test_wfs_build_getfeature_request_sortby(self):
"""Test the owsutil.wfs_build_getfeature_request method with a sortby.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
sort_by = SortBy([SortProperty('diepte_tot_m', 'DESC')])
try:
sort_by = etree.tostring(sort_by.toXML(), encoding='unicode')
except LookupError:
# Python2.7 without lxml uses 'utf-8' instead.
sort_by = etree.tostring(sort_by.toXML(), encoding='utf-8')
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen',
propertyname=['fiche', 'diepte_tot_m'],
sort_by=sort_by)
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"><wfs:Query '
'typeName="dov-pub:Boringen"><wfs:PropertyName>fiche</wfs'
':PropertyName><wfs:PropertyName>diepte_tot_m</wfs:PropertyName'
'><ogc:Filter/><ogc:SortBy><ogc:SortProperty><ogc:PropertyName'
'>diepte_tot_m</ogc:PropertyName><ogc:SortOrder>DESC</ogc'
':SortOrder></ogc:SortProperty></ogc:SortBy></wfs:Query></wfs'
':GetFeature>')
def test_wfs_build_getfeature_request_bbox_filter(self):
"""Test the owsutil.wfs_build_getfeature_request method with an
attribute filter, a box and a geometry_column.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
query = PropertyIsEqualTo(propertyname='gemeente', literal='Herstappe')
filter_request = FilterRequest()
filter_request = filter_request.setConstraint(query)
filter_request = etree.tostring(filter_request, encoding='unicode')
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen',
filter=filter_request,
location=Within(Box(151650, 214675, 151750, 214775)),
geometry_column='geom')
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"> <wfs:Query '
'typeName="dov-pub:Boringen"> <ogc:Filter> <ogc:And> '
'<ogc:PropertyIsEqualTo> '
'<ogc:PropertyName>gemeente</ogc:PropertyName> '
'<ogc:Literal>Herstappe</ogc:Literal> </ogc:PropertyIsEqualTo> '
'<ogc:Within> <ogc:PropertyName>geom</ogc:PropertyName> '
'<gml:Envelope xmlns:gml="http://www.opengis.net/gml" '
'srsDimension="2" '
'srsName="http://www.opengis.net/gml/srs/epsg.xml#31370"> '
'<gml:lowerCorner>151650.000000 214675.000000</gml:lowerCorner> '
'<gml:upperCorner>151750.000000 214775.000000</gml:upperCorner> '
'</gml:Envelope> </ogc:Within> </ogc:And> </ogc:Filter> '
'</wfs:Query> </wfs:GetFeature>')
def test_wfs_build_getfeature_request_propertyname_stable(self):
"""Test the owsutil.wfs_build_getfeature_request method with a list
of propertynames.
Test whether the XML of the WFS GetFeature that is being generated is
stable (i.e. independent of the order of the propertynames).
"""
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen', propertyname=['fiche', 'diepte_tot_m'])
xml2 = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen', propertyname=['diepte_tot_m', 'fiche'])
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
etree.tostring(xml2).decode('utf8'))
def test_wfs_build_getfeature_maxfeatures(self):
"""Test the owsutil.wfs_build_getfeature_request method with a
limited set of features defined.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
xml = owsutil.wfs_build_getfeature_request('dov-pub:Boringen',
max_features=3)
assert "maxFeatures" in xml.attrib.keys()
assert xml.attrib["maxFeatures"] == "3"
def _get_remote_wfs_feature(wfs, typename, location, filter, sort_by,
propertyname, max_features, geometry_column):
"""Perform the WFS GetFeature call to get features from the remote
service.
Parameters
----------
typename : str
Layername to query.
location : pydov.util.location.AbstractLocationFilter
Location filter limiting the features to retrieve.
filter : str of owslib.fes.FilterRequest
Filter request to search on attribute values.
sort_by : str of owslib.fes.SortBy, optional
List of properties to sort by.
propertyname : list<str>
List of properties to return.
max_features : int
Limit the maximum number of features to request.
geometry_column : str
Name of the geometry column to use in the spatial filter.
Returns
-------
wfs_response, wfs_getfeature_request : bytes, etree.Element
Response of the WFS service.
"""
wfs_getfeature_xml = owsutil.wfs_build_getfeature_request(
version=wfs.version,
geometry_column=geometry_column,
typename=typename,
location=location,
filter=filter,
sort_by=sort_by,
max_features=max_features,
propertyname=propertyname)
HookRunner.execute_wfs_search_init(typename)
tree = HookRunner.execute_inject_wfs_getfeature_response(
wfs_getfeature_xml)
if tree is not None:
return tree, wfs_getfeature_xml
return owsutil.wfs_get_feature(
baseurl=wfs.url,
get_feature_request=wfs_getfeature_xml), wfs_getfeature_xml
def test_wfs_build_getfeature_request_onlytypename(self):
"""Test the owsutil.wfs_build_getfeature_request method with only a
typename specified.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
xml = owsutil.wfs_build_getfeature_request('dov-pub:Boringen')
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"><wfs:Query '
'typeName="dov-pub:Boringen"><ogc:Filter '
'xmlns:ogc="http://www.opengis.net/ogc"/></wfs:Query></wfs'
':GetFeature>')
def test_wfs_build_getfeature_request_propertyname(self):
"""Test the owsutil.wfs_build_getfeature_request method with a list
of propertynames.
Test whether the XML of the WFS GetFeature call is generated correctly.
"""
xml = owsutil.wfs_build_getfeature_request(
'dov-pub:Boringen', propertyname=['fiche', 'diepte_tot_m'])
assert clean_xml(etree.tostring(xml).decode('utf8')) == clean_xml(
'<wfs:GetFeature xmlns:wfs="http://www.opengis.net/wfs" '
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" '
'service="WFS" version="1.1.0" '
'xsi:schemaLocation="http://www.opengis.net/wfs '
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"> <wfs:Query '
'typeName="dov-pub:Boringen"> '
'<wfs:PropertyName>fiche</wfs:PropertyName> '
'<wfs:PropertyName>diepte_tot_m</wfs:PropertyName> <ogc:Filter/> '
'</wfs:Query> </wfs:GetFeature>')
def _get_remote_wfs_feature(wfs, typename, location, filter, propertyname,
geometry_column):
"""Perform the WFS GetFeature call to get features from the remote
service.
Parameters
----------
typename : str
Layername to query.
location : pydov.util.location.AbstractLocationFilter
Location filter limiting the features to retrieve.
filter : owslib.fes.FilterRequest
Filter request to search on attribute values.
propertyname : list<str>
List of properties to return.
geometry_column : str
Name of the geometry column to use in the spatial filter.
Returns
-------
bytes
Response of the WFS service.
"""
wfs_getfeature_xml = owsutil.wfs_build_getfeature_request(
version=wfs.version,
geometry_column=geometry_column,
typename=typename,
location=location,
filter=filter,
propertyname=propertyname)
for hook in pydov.hooks:
hook.wfs_search_init(typename)
return owsutil.wfs_get_feature(baseurl=wfs.url,
get_feature_request=wfs_getfeature_xml)
