def testDualFieldMode(self):
layer = QgsVectorLayer(
"Point?field=fldtxt:string&field=fldint:integer&field=start_field:datetime&field=end_field:datetime",
"test", "memory")
self.assertTrue(layer.isValid())
self.assertEqual(layer.fields()[2].type(), QVariant.DateTime)
self.assertEqual(layer.fields()[3].type(), QVariant.DateTime)
range = QgsDateTimeRange(
QDateTime(QDate(2019, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)))
props = QgsVectorLayerTemporalProperties(enabled=False)
props.setMode(QgsVectorLayerTemporalProperties.
ModeFeatureDateTimeStartAndEndFromFields)
props.setStartField('start_field')
props.setEndField('end_field')
self.assertFalse(props.createFilterString(layer, range))
props.setIsActive(True)
self.assertEqual(
props.createFilterString(layer, range),
'("start_field" <= make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL) AND ("end_field" >= make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL)'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeBeginning=False)
self.assertEqual(
props.createFilterString(layer, range),
'("start_field" <= make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL) AND ("end_field" > make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL)'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeEnd=False)
self.assertEqual(
props.createFilterString(layer, range),
'("start_field" < make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL) AND ("end_field" >= make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL)'
)
props.setEndField('')
self.assertEqual(
props.createFilterString(layer, range),
'"start_field" <= make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeBeginning=False)
self.assertEqual(
props.createFilterString(layer, range),
'"start_field" < make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeEnd=False)
self.assertEqual(
props.createFilterString(layer, range),
'"start_field" <= make_datetime(2020,5,6,8,9,10) OR "start_field" IS NULL'
)
props.setStartField('')
props.setEndField('end_field')
self.assertEqual(
props.createFilterString(layer, range),
'"end_field" >= make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeBeginning=False)
self.assertEqual(
props.createFilterString(layer, range),
'"end_field" > make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL'
)
range = QgsDateTimeRange(QDateTime(QDate(2019, 3, 4),
QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)),
includeEnd=False)
self.assertEqual(
props.createFilterString(layer, range),
'"end_field" >= make_datetime(2019,3,4,11,12,13) OR "end_field" IS NULL'
)
def testContainsElement(self):
# includes both ends
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))
self.assertTrue(range.contains(QDate(2010, 3, 1)))
self.assertTrue(range.contains(QDate(2010, 5, 2)))
self.assertTrue(range.contains(QDate(2010, 6, 2)))
self.assertFalse(range.contains(QDate(2009, 6, 2)))
self.assertFalse(range.contains(QDate(2017, 6, 2)))
self.assertFalse(range.contains(QDate()))
# infinite left end
range = QgsDateRange(QDate(), QDate(2010, 6, 2))
self.assertTrue(range.contains(QDate(2010, 3, 1)))
self.assertTrue(range.contains(QDate(2010, 5, 2)))
self.assertTrue(range.contains(QDate(2010, 6, 2)))
self.assertTrue(range.contains(QDate(2009, 6, 2)))
self.assertFalse(range.contains(QDate(2017, 6, 2)))
self.assertFalse(range.contains(QDate()))
# infinite right end
range = QgsDateRange(QDate(2010, 3, 1), QDate())
self.assertTrue(range.contains(QDate(2010, 3, 1)))
self.assertTrue(range.contains(QDate(2010, 5, 2)))
self.assertTrue(range.contains(QDate(2010, 6, 2)))
self.assertFalse(range.contains(QDate(2009, 6, 2)))
self.assertTrue(range.contains(QDate(2017, 6, 2)))
self.assertFalse(range.contains(QDate()))
def testDateTime(self):
""" Test calculation of aggregates on date/datetime fields"""
layer = QgsVectorLayer(
"Point?field=flddate:date&field=flddatetime:datetime", "layer",
"memory")
pr = layer.dataProvider()
# must be same length:
datetime_values = [
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(15, 3, 1)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54))
]
date_values = [
QDate(2015, 3, 4),
QDate(2015, 3, 4),
QDate(2019, 12, 28),
QDate(),
QDate(1998, 1, 2),
QDate(),
QDate(2011, 1, 5),
QDate(2011, 1, 5),
QDate(2011, 1, 5)
]
self.assertEqual(len(datetime_values), len(date_values))
features = []
for i in range(len(datetime_values)):
f = QgsFeature()
f.setFields(layer.fields())
f.setAttributes([date_values[i], datetime_values[i]])
features.append(f)
assert pr.addFeatures(features)
tests = [
[QgsAggregateCalculator.Count, 'flddatetime', 9],
[QgsAggregateCalculator.Count, 'flddate', 9],
[QgsAggregateCalculator.CountDistinct, 'flddatetime', 6],
[QgsAggregateCalculator.CountDistinct, 'flddate', 5],
[QgsAggregateCalculator.CountMissing, 'flddatetime', 2],
[QgsAggregateCalculator.CountMissing, 'flddate', 2],
[
QgsAggregateCalculator.Min, 'flddatetime',
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54))
],
[
QgsAggregateCalculator.Min, 'flddate',
QDateTime(QDate(1998, 1, 2), QTime(0, 0, 0))
],
[
QgsAggregateCalculator.Max, 'flddatetime',
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1))
],
[
QgsAggregateCalculator.Max, 'flddate',
QDateTime(QDate(2019, 12, 28), QTime(0, 0, 0))
],
[
QgsAggregateCalculator.Range, 'flddatetime',
QgsInterval(693871147)
],
[QgsAggregateCalculator.Range, 'flddate',
QgsInterval(693792000)],
[
QgsAggregateCalculator.ArrayAggregate, 'flddatetime',
[None if v.isNull() else v for v in datetime_values]
],
[
QgsAggregateCalculator.ArrayAggregate, 'flddate',
[None if v.isNull() else v for v in date_values]
],
]
agg = QgsAggregateCalculator(layer)
for t in tests:
val, ok = agg.calculate(t[0], t[1])
self.assertTrue(ok)
self.assertEqual(val, t[2])
# bad tests - the following stats should not be calculatable for string fields
for t in [
QgsAggregateCalculator.Sum,
QgsAggregateCalculator.Mean,
QgsAggregateCalculator.Median,
QgsAggregateCalculator.StDev,
QgsAggregateCalculator.StDevSample,
QgsAggregateCalculator.Minority,
QgsAggregateCalculator.Majority,
QgsAggregateCalculator.FirstQuartile,
QgsAggregateCalculator.ThirdQuartile,
QgsAggregateCalculator.InterQuartileRange,
QgsAggregateCalculator.StringMinimumLength,
QgsAggregateCalculator.StringMaximumLength,
]:
val, ok = agg.calculate(t, 'flddatetime')
self.assertFalse(ok)
def testDateTimeWriteShapefile(self):
"""Check writing date and time fields to an ESRI shapefile."""
ml = QgsVectorLayer(
('Point?crs=epsg:4326&field=id:int&'
'field=date_f:date&field=time_f:time&field=dt_f:datetime'),
'test', 'memory')
self.assertTrue(ml.isValid())
provider = ml.dataProvider()
self.assertIsNotNone(provider)
ft = QgsFeature()
ft.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(10, 10)))
ft.setAttributes([
1,
QDate(2014, 3, 5),
QTime(13, 45, 22),
QDateTime(QDate(2014, 3, 5), QTime(13, 45, 22))
])
res, features = provider.addFeatures([ft])
self.assertTrue(res)
self.assertTrue(features)
dest_file_name = os.path.join(str(QDir.tempPath()), 'datetime.shp')
crs = QgsCoordinateReferenceSystem()
crs.createFromId(4326, QgsCoordinateReferenceSystem.EpsgCrsId)
write_result, error_message = QgsVectorFileWriter.writeAsVectorFormat(
ml, dest_file_name, 'utf-8', crs, 'ESRI Shapefile')
self.assertEqual(write_result, QgsVectorFileWriter.NoError,
error_message)
# Open result and check
created_layer = QgsVectorLayer('{}|layerid=0'.format(dest_file_name),
'test', 'ogr')
fields = created_layer.dataProvider().fields()
self.assertEqual(
fields.at(fields.indexFromName('date_f')).type(), QVariant.Date)
# shapefiles do not support time types, result should be string
self.assertEqual(
fields.at(fields.indexFromName('time_f')).type(), QVariant.String)
# shapefiles do not support datetime types, result should be string
self.assertEqual(
fields.at(fields.indexFromName('dt_f')).type(), QVariant.String)
f = next(created_layer.getFeatures(QgsFeatureRequest()))
date_idx = created_layer.fields().lookupField('date_f')
self.assertIsInstance(f.attributes()[date_idx], QDate)
self.assertEqual(f.attributes()[date_idx], QDate(2014, 3, 5))
time_idx = created_layer.fields().lookupField('time_f')
# shapefiles do not support time types
self.assertIsInstance(f.attributes()[time_idx], str)
self.assertEqual(f.attributes()[time_idx], '13:45:22')
# shapefiles do not support datetime types
datetime_idx = created_layer.fields().lookupField('dt_f')
self.assertIsInstance(f.attributes()[datetime_idx], str)
self.assertEqual(
f.attributes()[datetime_idx],
QDateTime(QDate(2014, 3, 5),
QTime(13, 45, 22)).toString("yyyy/MM/dd hh:mm:ss.zzz"))
def testStats(self):
# we test twice, once with values added as a list and once using values
# added one-at-a-time
dates = [
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(15, 3, 1)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54))
]
s = QgsDateTimeStatisticalSummary()
self.assertEqual(s.statistics(), QgsDateTimeStatisticalSummary.All)
s.calculate(dates)
s2 = QgsDateTimeStatisticalSummary()
for d in dates:
s2.addValue(d)
s2.finalize()
self.assertEqual(s.count(), 9)
self.assertEqual(s2.count(), 9)
self.assertEqual(s.countDistinct(), 6)
self.assertEqual(s2.countDistinct(), 6)
self.assertEqual(
set(s.distinctValues()),
set([
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(15, 3, 1)),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54))
]))
self.assertEqual(s2.distinctValues(), s.distinctValues())
self.assertEqual(s.countMissing(), 2)
self.assertEqual(s2.countMissing(), 2)
self.assertEqual(s.min(), QDateTime(QDate(1998, 1, 2),
QTime(1, 10, 54)))
self.assertEqual(s2.min(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)))
self.assertEqual(s.max(),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)))
self.assertEqual(s2.max(),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)))
self.assertEqual(s.range(), QgsInterval(693871147))
self.assertEqual(s2.range(), QgsInterval(693871147))
def testCreateExpression(self):
""" Test creating an expression using the widget"""
layer = QgsVectorLayer(
"Point?field=date:date&field=time:time&field=datetime:datetime",
"test", "memory")
w = QgsDateTimeSearchWidgetWrapper(layer, 0)
config = {"field_format": 'yyyy-MM-dd', "display_format": 'yyyy-MM-dd'}
w.setConfig(config)
c = w.widget()
# first check with date field type
c.setDateTime(QDateTime(QDate(2013, 4, 5), QTime()))
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull),
'"date" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull),
'"date" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo),
'"date"=\'2013-04-05\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo),
'"date"<>\'2013-04-05\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThan),
'"date">\'2013-04-05\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.LessThan),
'"date"<\'2013-04-05\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThanOrEqualTo),
'"date">=\'2013-04-05\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.LessThanOrEqualTo),
'"date"<=\'2013-04-05\'')
# time field type
w = QgsDateTimeSearchWidgetWrapper(layer, 1)
config = {"field_format": 'HH:mm:ss', "display_format": 'HH:mm:ss'}
w.setConfig(config)
c = w.widget()
c.setDateTime(QDateTime(QDate(2013, 4, 5), QTime(13, 14, 15)))
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull),
'"time" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull),
'"time" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo),
'"time"=\'13:14:15\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo),
'"time"<>\'13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThan),
'"time">\'13:14:15\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.LessThan),
'"time"<\'13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThanOrEqualTo),
'"time">=\'13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.LessThanOrEqualTo),
'"time"<=\'13:14:15\'')
# datetime field type
w = QgsDateTimeSearchWidgetWrapper(layer, 2)
config = {
"field_format": 'yyyy-MM-dd HH:mm:ss',
"display_format": 'yyyy-MM-dd HH:mm:ss'
}
w.setConfig(config)
c = w.widget()
c.setDateTime(QDateTime(QDate(2013, 4, 5), QTime(13, 14, 15)))
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull),
'"datetime" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull),
'"datetime" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo),
'"datetime"=\'2013-04-05 13:14:15\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo),
'"datetime"<>\'2013-04-05 13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThan),
'"datetime">\'2013-04-05 13:14:15\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.LessThan),
'"datetime"<\'2013-04-05 13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.GreaterThanOrEqualTo),
'"datetime">=\'2013-04-05 13:14:15\'')
self.assertEqual(
w.createExpression(QgsSearchWidgetWrapper.LessThanOrEqualTo),
'"datetime"<=\'2013-04-05 13:14:15\'')
def createTestMetadata(self):
"""
Returns a standard metadata which can be tested with checkExpectedMetadata
"""
m = QgsLayerMetadata()
m.setIdentifier('1234')
m.setParentIdentifier('xyz')
m.setLanguage('en-CA')
m.setType('dataset')
m.setTitle('roads')
m.setAbstract('my roads')
m.setFees('None')
m.setConstraints([QgsLayerMetadata.Constraint('None', 'access')])
m.setRights(['Copyright foo 2017'])
m.setLicenses(['WTFPL'])
m.setHistory(['history a', 'history b'])
m.setKeywords({
'GEMET': ['kw1', 'kw2'],
'gmd:topicCategory': ['natural'],
})
m.setEncoding('utf-8')
m.setCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'))
e = QgsLayerMetadata.Extent()
se = QgsLayerMetadata.SpatialExtent()
se.extentCrs = QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326')
se.bounds = QgsBox3d(-180, -90, 0, 180, 90, 0)
e.setSpatialExtents([se])
dates = [
QgsDateTimeRange(QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)),
QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47))),
QgsDateTimeRange(QDateTime(QDate(2010, 12, 17), QTime(9, 30, 47)),
QDateTime(QDate(2020, 12, 17), QTime(9, 30, 47)))
]
e.setTemporalExtents(dates)
m.setExtent(e)
c = QgsLayerMetadata.Contact()
c.name = 'John Smith'
c.organization = 'ACME'
c.position = 'staff'
c.voice = '1500 515 555'
c.fax = 'xx.xxx.xxx.xxxx'
c.email = '*****@*****.**'
c.role = 'pointOfContact'
address = QgsLayerMetadata.Address()
address.type = 'postal'
address.address = '123 Main Street'
address.city = 'anycity'
address.administrativeArea = 'anyprovince'
address.postalCode = '90210'
address.country = 'Canada'
c.addresses = [address]
m.setContacts([c])
l = QgsLayerMetadata.Link()
l.name = 'geonode:roads'
l.type = 'OGC:WMS'
l.description = 'my GeoNode road layer'
l.url = 'http://example.org/wms'
l2 = QgsLayerMetadata.Link()
l2.name = 'geonode:roads'
l2.type = 'OGC:WFS'
l2.description = 'my GeoNode road layer'
l2.url = 'http://example.org/wfs'
l3 = QgsLayerMetadata.Link()
l3.name = 'roads'
l3.type = 'WWW:LINK'
l3.description = 'full dataset download'
l3.url = 'http://example.org/roads.tgz'
l3.format = 'ESRI Shapefile'
l3.mimeType = 'application/gzip'
l3.size = '283676'
m.setLinks([l, l2, l3])
return m
def testEquality(self):
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2), False, False)
self.assertEqual(range, QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2), False, False))
self.assertNotEqual(range, QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2), False, True))
self.assertNotEqual(range, QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2), True, False))
self.assertNotEqual(range, QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 3), False, False))
self.assertNotEqual(range, QgsDateRange(QDate(2010, 3, 2), QDate(2010, 6, 2), False, False))
def testLayerMode(self):
"""
Create a fully populated QgsLayerMetadata object, then set it to the widget and re-read back
the generated metadata to ensure that no content is lost.
"""
w = QgsMetadataWidget()
m = QgsLayerMetadata()
m.setIdentifier('1234')
m.setParentIdentifier('xyz')
m.setLanguage('en-CA')
m.setType('dataset')
m.setTitle('roads')
m.setAbstract('my roads')
m.setFees('None')
m.setConstraints([QgsLayerMetadata.Constraint('None', 'access')])
m.setRights(['Copyright foo 2017'])
m.setLicenses(['WTFPL'])
m.setHistory(['history a', 'history b'])
m.setKeywords({
'GEMET': ['kw1', 'kw2'],
'gmd:topicCategory': ['natural'],
})
#m.setEncoding('utf-8')
m.setCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'))
e = QgsLayerMetadata.Extent()
se = QgsLayerMetadata.SpatialExtent()
se.extentCrs = QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326')
se.bounds = QgsBox3d(-180, -90, 0, 180, 90, 0)
e.setSpatialExtents([se])
dates = [
QgsDateTimeRange(
QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)),
QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
]
e.setTemporalExtents(dates)
m.setExtent(e)
c = QgsLayerMetadata.Contact()
c.name = 'John Smith'
c.organization = 'ACME'
c.position = 'staff'
c.voice = '1500 515 555'
c.fax = 'xx.xxx.xxx.xxxx'
c.email = '*****@*****.**'
c.role = 'pointOfContact'
address = QgsLayerMetadata.Address()
address.type = 'postal'
address.address = '123 Main Street'
address.city = 'anycity'
address.administrativeArea = 'anyprovince'
address.postalCode = '90210'
address.country = 'Canada'
c.addresses = [address]
m.setContacts([c])
l = QgsLayerMetadata.Link()
l.name = 'geonode:roads'
l.type = 'OGC:WMS'
l.description = 'my GeoNode road layer'
l.url = 'http://example.org/wms'
l2 = QgsLayerMetadata.Link()
l2.name = 'geonode:roads'
l2.type = 'OGC:WFS'
l2.description = 'my GeoNode road layer'
l2.url = 'http://example.org/wfs'
l3 = QgsLayerMetadata.Link()
l3.name = 'roads'
l3.type = 'WWW:LINK'
l3.description = 'full dataset download'
l3.url = 'http://example.org/roads.tgz'
l3.format = 'ESRI Shapefile'
l3.mimeType = 'application/gzip'
l3.size = '283676'
m.setLinks([l, l2, l3])
# set widget metadata
w.setMetadata(m)
self.assertEqual(w.mode(), QgsMetadataWidget.LayerMetadata)
m = w.metadata()
self.assertIsInstance(m, QgsLayerMetadata)
self.assertEqual(m.identifier(), '1234')
self.assertEqual(m.parentIdentifier(), 'xyz')
self.assertEqual(m.language(), 'en-CA')
self.assertEqual(m.type(), 'dataset')
self.assertEqual(m.title(), 'roads')
self.assertEqual(m.abstract(), 'my roads')
self.assertEqual(m.fees(), 'None')
self.assertEqual(m.constraints()[0].constraint, 'None')
self.assertEqual(m.constraints()[0].type, 'access')
self.assertEqual(m.rights(), ['Copyright foo 2017'])
self.assertEqual(m.licenses(), ['WTFPL'])
self.assertEqual(m.history(), ['history a', 'history b'])
#self.assertEqual(m.encoding(), 'utf-8')
self.assertEqual(
m.keywords(),
{'GEMET': ['kw1', 'kw2'], 'gmd:topicCategory': ['natural']})
self.assertEqual(m.crs().authid(), 'EPSG:4326')
extent = m.extent().spatialExtents()[0]
self.assertEqual(extent.extentCrs.authid(), 'EPSG:4326')
self.assertEqual(extent.bounds.xMinimum(), -180.0)
self.assertEqual(extent.bounds.yMinimum(), -90.0)
self.assertEqual(extent.bounds.xMaximum(), 180.0)
self.assertEqual(extent.bounds.yMaximum(), 90.0)
self.assertEqual(m.extent().temporalExtents()[0].begin(), QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
self.assertTrue(m.extent().temporalExtents()[0].isInstant())
self.assertEqual(m.contacts()[0].name, 'John Smith')
self.assertEqual(m.contacts()[0].organization, 'ACME')
self.assertEqual(m.contacts()[0].position, 'staff')
self.assertEqual(m.contacts()[0].voice, '1500 515 555')
self.assertEqual(m.contacts()[0].fax, 'xx.xxx.xxx.xxxx')
self.assertEqual(m.contacts()[0].email, '*****@*****.**')
self.assertEqual(m.contacts()[0].role, 'pointOfContact')
self.assertEqual(m.contacts()[0].addresses[0].type, 'postal')
self.assertEqual(m.contacts()[0].addresses[0].address, '123 Main Street')
self.assertEqual(m.contacts()[0].addresses[0].city, 'anycity')
self.assertEqual(m.contacts()[0].addresses[0].administrativeArea, 'anyprovince')
self.assertEqual(m.contacts()[0].addresses[0].postalCode, '90210')
self.assertEqual(m.contacts()[0].addresses[0].country, 'Canada')
self.assertEqual(m.links()[0].name, 'geonode:roads')
self.assertEqual(m.links()[0].type, 'OGC:WMS')
self.assertEqual(m.links()[0].description, 'my GeoNode road layer')
self.assertEqual(m.links()[0].url, 'http://example.org/wms')
self.assertEqual(m.links()[1].name, 'geonode:roads')
self.assertEqual(m.links()[1].type, 'OGC:WFS')
self.assertEqual(m.links()[1].description, 'my GeoNode road layer')
self.assertEqual(m.links()[1].url, 'http://example.org/wfs')
self.assertEqual(m.links()[2].name, 'roads')
self.assertEqual(m.links()[2].type, 'WWW:LINK')
self.assertEqual(m.links()[2].description, 'full dataset download')
self.assertEqual(m.links()[2].url, 'http://example.org/roads.tgz')
self.assertEqual(m.links()[2].format, 'ESRI Shapefile')
self.assertEqual(m.links()[2].mimeType, 'application/gzip')
self.assertEqual(m.links()[2].size, '283676')
def testIsEmpty(self):
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(), QDate(2010, 6, 2))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate())
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(), QDate())
self.assertTrue(range.isEmpty())
range = QgsDateRange(QDate(2017, 3, 1), QDate(2010, 6, 2))
self.assertTrue(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1), False,
False)
self.assertTrue(range.isEmpty())
def testProjectMode(self):
"""
Create a fully populated QgsProjectMetadata object, then set it to the widget and re-read back
the generated metadata to ensure that no content is lost.
"""
w = QgsMetadataWidget()
m = QgsProjectMetadata()
m.setIdentifier('1234')
m.setParentIdentifier('xyz')
m.setLanguage('en-CA')
m.setType('project')
m.setTitle('roads')
m.setAbstract('my roads')
m.setHistory(['history a', 'history b'])
m.setKeywords({
'GEMET': ['kw1', 'kw2'],
'gmd:topicCategory': ['natural'],
})
c = QgsAbstractMetadataBase.Contact()
c.name = 'John Smith'
c.organization = 'ACME'
c.position = 'staff'
c.voice = '1500 515 555'
c.fax = 'xx.xxx.xxx.xxxx'
c.email = '*****@*****.**'
c.role = 'pointOfContact'
address = QgsAbstractMetadataBase.Address()
address.type = 'postal'
address.address = '123 Main Street'
address.city = 'anycity'
address.administrativeArea = 'anyprovince'
address.postalCode = '90210'
address.country = 'Canada'
c.addresses = [address]
m.setContacts([c])
l = QgsAbstractMetadataBase.Link()
l.name = 'geonode:roads'
l.type = 'OGC:WMS'
l.description = 'my GeoNode road layer'
l.url = 'http://example.org/wms'
l2 = QgsAbstractMetadataBase.Link()
l2.name = 'geonode:roads'
l2.type = 'OGC:WFS'
l2.description = 'my GeoNode road layer'
l2.url = 'http://example.org/wfs'
l3 = QgsAbstractMetadataBase.Link()
l3.name = 'roads'
l3.type = 'WWW:LINK'
l3.description = 'full dataset download'
l3.url = 'http://example.org/roads.tgz'
l3.format = 'ESRI Shapefile'
l3.mimeType = 'application/gzip'
l3.size = '283676'
m.setLinks([l, l2, l3])
m.setAuthor('my author')
m.setCreationDateTime(QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
# set widget metadata
w.setMetadata(m)
self.assertEqual(w.mode(), QgsMetadataWidget.ProjectMetadata)
m = w.metadata()
self.assertIsInstance(m, QgsProjectMetadata)
self.assertEqual(m.identifier(), '1234')
self.assertEqual(m.parentIdentifier(), 'xyz')
self.assertEqual(m.language(), 'en-CA')
self.assertEqual(m.type(), 'project')
self.assertEqual(m.title(), 'roads')
self.assertEqual(m.abstract(), 'my roads')
self.assertEqual(m.history(), ['history a', 'history b'])
self.assertEqual(
m.keywords(),
{'GEMET': ['kw1', 'kw2'], 'gmd:topicCategory': ['natural']})
self.assertEqual(m.contacts()[0].name, 'John Smith')
self.assertEqual(m.contacts()[0].organization, 'ACME')
self.assertEqual(m.contacts()[0].position, 'staff')
self.assertEqual(m.contacts()[0].voice, '1500 515 555')
self.assertEqual(m.contacts()[0].fax, 'xx.xxx.xxx.xxxx')
self.assertEqual(m.contacts()[0].email, '*****@*****.**')
self.assertEqual(m.contacts()[0].role, 'pointOfContact')
self.assertEqual(m.contacts()[0].addresses[0].type, 'postal')
self.assertEqual(m.contacts()[0].addresses[0].address, '123 Main Street')
self.assertEqual(m.contacts()[0].addresses[0].city, 'anycity')
self.assertEqual(m.contacts()[0].addresses[0].administrativeArea, 'anyprovince')
self.assertEqual(m.contacts()[0].addresses[0].postalCode, '90210')
self.assertEqual(m.contacts()[0].addresses[0].country, 'Canada')
self.assertEqual(m.links()[0].name, 'geonode:roads')
self.assertEqual(m.links()[0].type, 'OGC:WMS')
self.assertEqual(m.links()[0].description, 'my GeoNode road layer')
self.assertEqual(m.links()[0].url, 'http://example.org/wms')
self.assertEqual(m.links()[1].name, 'geonode:roads')
self.assertEqual(m.links()[1].type, 'OGC:WFS')
self.assertEqual(m.links()[1].description, 'my GeoNode road layer')
self.assertEqual(m.links()[1].url, 'http://example.org/wfs')
self.assertEqual(m.links()[2].name, 'roads')
self.assertEqual(m.links()[2].type, 'WWW:LINK')
self.assertEqual(m.links()[2].description, 'full dataset download')
self.assertEqual(m.links()[2].url, 'http://example.org/roads.tgz')
self.assertEqual(m.links()[2].format, 'ESRI Shapefile')
self.assertEqual(m.links()[2].mimeType, 'application/gzip')
self.assertEqual(m.links()[2].size, '283676')
self.assertEqual(m.author(), 'my author')
self.assertEqual(m.creationDateTime(), QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
def processAlgorithm(self, progress):
inLayer = dataobjects.getObjectFromUri(
self.getParameterValue(self.INPUT))
boundary = self.getParameterValue(self.MODE) == self.MODE_BOUNDARY
smallestArea = self.getParameterValue(
self.MODE) == self.MODE_SMALLEST_AREA
keepSelection = self.getParameterValue(self.KEEPSELECTION)
processLayer = vector.duplicateInMemory(inLayer)
if not keepSelection:
# Make a selection with the values provided
attribute = self.getParameterValue(self.ATTRIBUTE)
comparison = self.comparisons[self.getParameterValue(
self.COMPARISON)]
comparisonvalue = self.getParameterValue(self.COMPARISONVALUE)
selectindex = vector.resolveFieldIndex(processLayer, attribute)
selectType = processLayer.fields()[selectindex].type()
selectionError = False
if selectType in [
QVariant.Int, QVariant.LongLong, QVariant.UInt,
QVariant.ULongLong
]:
try:
y = int(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to integer' %
str(comparisonvalue))
elif selectType == QVariant.Double:
try:
y = float(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to float' %
str(comparisonvalue))
elif selectType == QVariant.String:
# 10: string, boolean
try:
y = str(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to unicode' %
str(comparisonvalue))
elif selectType == QVariant.Date:
# date
dateAndFormat = comparisonvalue.split(' ')
if len(dateAndFormat) == 1:
# QDate object
y = QLocale.system().toDate(dateAndFormat[0])
if y.isNull():
msg = self.tr(
'Cannot convert "%s" to date with system date format %s'
% (str(dateAndFormat),
QLocale.system().dateFormat()))
elif len(dateAndFormat) == 2:
y = QDate.fromString(dateAndFormat[0], dateAndFormat[1])
if y.isNull():
msg = self.tr(
'Cannot convert "%s" to date with format string "%s"'
% (str(dateAndFormat[0]), dateAndFormat[1]))
else:
y = QDate()
msg = ''
if y.isNull():
# Conversion was unsuccessfull
selectionError = True
msg += self.tr(
'Enter the date and the date format, e.g. "07.26.2011" "MM.dd.yyyy".'
)
if (comparison == 'begins with' or comparison == 'contains') \
and selectType != QVariant.String:
selectionError = True
msg = self.tr('"%s" can only be used with string fields' %
comparison)
selected = []
if selectionError:
raise GeoAlgorithmExecutionException(
self.tr('Error in selection input: %s' % msg))
else:
for feature in processLayer.getFeatures():
aValue = feature.attributes()[selectindex]
if aValue is None:
continue
if selectType in [
QVariant.Int, QVariant.LongLong, QVariant.UInt,
QVariant.ULongLong
]:
x = int(aValue)
elif selectType == QVariant.Double:
x = float(aValue)
elif selectType == QVariant.String:
# 10: string, boolean
x = str(aValue)
elif selectType == QVariant.Date:
# date
x = aValue # should be date
match = False
if comparison == '==':
match = x == y
elif comparison == '!=':
match = x != y
elif comparison == '>':
match = x > y
elif comparison == '>=':
match = x >= y
elif comparison == '<':
match = x < y
elif comparison == '<=':
match = x <= y
elif comparison == 'begins with':
match = x.startswith(y)
elif comparison == 'contains':
match = x.find(y) >= 0
if match:
selected.append(feature.id())
processLayer.selectByIds(selected)
if processLayer.selectedFeatureCount() == 0:
ProcessingLog.addToLog(
ProcessingLog.LOG_WARNING,
self.tr('%s: (No selection in input layer "%s")' %
(self.commandLineName(),
self.getParameterValue(self.INPUT))))
# Keep references to the features to eliminate
featToEliminate = []
for aFeat in processLayer.selectedFeatures():
featToEliminate.append(aFeat)
# Delete all features to eliminate in processLayer (we won't save this)
processLayer.startEditing()
processLayer.deleteSelectedFeatures()
# ANALYZE
if len(featToEliminate) > 0: # Prevent zero division
start = 20.00
add = 80.00 / len(featToEliminate)
else:
start = 100
progress.setPercentage(start)
madeProgress = True
# We go through the list and see if we find any polygons we can
# merge the selected with. If we have no success with some we
# merge and then restart the whole story.
while madeProgress: # Check if we made any progress
madeProgress = False
featNotEliminated = []
# Iterate over the polygons to eliminate
for i in range(len(featToEliminate)):
feat = featToEliminate.pop()
geom2Eliminate = feat.geometry()
bbox = geom2Eliminate.boundingBox()
fit = processLayer.getFeatures(
QgsFeatureRequest().setFilterRect(
bbox).setSubsetOfAttributes([]))
mergeWithFid = None
mergeWithGeom = None
max = 0
min = -1
selFeat = QgsFeature()
# use prepared geometries for faster intersection tests
engine = QgsGeometry.createGeometryEngine(
geom2Eliminate.geometry())
engine.prepareGeometry()
while fit.nextFeature(selFeat):
selGeom = selFeat.geometry()
if engine.intersects(selGeom.geometry()):
# We have a candidate
iGeom = geom2Eliminate.intersection(selGeom)
if not iGeom:
continue
if boundary:
selValue = iGeom.length()
else:
# area. We need a common boundary in
# order to merge
if 0 < iGeom.length():
selValue = selGeom.area()
else:
selValue = -1
if -1 != selValue:
useThis = True
if smallestArea:
if -1 == min:
min = selValue
else:
if selValue < min:
min = selValue
else:
useThis = False
else:
if selValue > max:
max = selValue
else:
useThis = False
if useThis:
mergeWithFid = selFeat.id()
mergeWithGeom = QgsGeometry(selGeom)
# End while fit
if mergeWithFid is not None:
# A successful candidate
newGeom = mergeWithGeom.combine(geom2Eliminate)
if processLayer.changeGeometry(mergeWithFid, newGeom):
madeProgress = True
else:
raise GeoAlgorithmExecutionException(
self.
tr('Could not replace geometry of feature with id %s'
% mergeWithFid))
start = start + add
progress.setPercentage(start)
else:
featNotEliminated.append(feat)
# End for featToEliminate
featToEliminate = featNotEliminated
# End while
# Create output
output = self.getOutputFromName(self.OUTPUT)
writer = output.getVectorWriter(processLayer.fields(),
processLayer.wkbType(),
processLayer.crs())
# Write all features that are left over to output layer
iterator = processLayer.getFeatures()
for feature in iterator:
writer.addFeature(feature)
# Leave processLayer untouched
processLayer.rollBack()
for feature in featNotEliminated:
writer.addFeature(feature)
def testFixedRangeMode(self):
props = QgsVectorLayerTemporalProperties(enabled=True)
props.setMode(QgsVectorLayerTemporalProperties.ModeFixedTemporalRange)
props.setFixedTemporalRange(
QgsDateTimeRange(QDateTime(QDate(2019, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10))))
self.assertTrue(
props.isVisibleInTemporalRange(
QgsDateTimeRange(
QDateTime(QDate(2019, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)))))
self.assertTrue(
props.isVisibleInTemporalRange(
QgsDateTimeRange(
QDateTime(QDate(2019, 1, 4), QTime(11, 12, 13)),
QDateTime(QDate(2019, 5, 6), QTime(8, 9, 10)))))
self.assertTrue(
props.isVisibleInTemporalRange(
QgsDateTimeRange(
QDateTime(QDate(2020, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2019, 9, 6), QTime(8, 9, 10)))))
self.assertFalse(
props.isVisibleInTemporalRange(
QgsDateTimeRange(
QDateTime(QDate(2120, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2121, 9, 6), QTime(8, 9, 10)))))
self.assertFalse(
props.isVisibleInTemporalRange(
QgsDateTimeRange(
QDateTime(QDate(1920, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(1921, 9, 6), QTime(8, 9, 10)))))
layer = QgsVectorLayer(
"Point?field=fldtxt:string&field=fldint:integer&field=start_field:datetime",
"test", "memory")
range = QgsDateTimeRange(
QDateTime(QDate(2019, 3, 4), QTime(11, 12, 13)),
QDateTime(QDate(2020, 5, 6), QTime(8, 9, 10)))
# ALWAYS must be empty for ModeFixedTemporalRange
self.assertFalse(props.createFilterString(layer, range))
def testOverlaps(self):
# includes both ends
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2017, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate())))
self.assertTrue(range.overlaps(QgsDateRange(QDate(), QDate(2010, 4, 1))))
self.assertFalse(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2009, 8, 5))))
self.assertFalse(range.overlaps(QgsDateRange(QDate(2019, 4, 1), QDate(2019, 8, 5))))
range = QgsDateRange(QDate(), QDate(2010, 6, 2))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2017, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate())))
self.assertTrue(range.overlaps(QgsDateRange(QDate(), QDate(2010, 4, 1))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2009, 8, 5))))
self.assertFalse(range.overlaps(QgsDateRange(QDate(2019, 4, 1), QDate(2019, 8, 5))))
range = QgsDateRange(QDate(2010, 3, 1), QDate())
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2010, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate(2017, 4, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2010, 4, 1), QDate())))
self.assertTrue(range.overlaps(QgsDateRange(QDate(), QDate(2010, 4, 1))))
self.assertFalse(range.overlaps(QgsDateRange(QDate(2009, 4, 1), QDate(2009, 8, 5))))
self.assertTrue(range.overlaps(QgsDateRange(QDate(2019, 4, 1), QDate(2019, 8, 5))))
def checkExpectedMetadata(self, m):
"""
Checks that a metadata object matches that returned by createTestMetadata
"""
self.assertEqual(m.identifier(), '1234')
self.assertEqual(m.parentIdentifier(), 'xyz')
self.assertEqual(m.language(), 'en-CA')
self.assertEqual(m.type(), 'dataset')
self.assertEqual(m.title(), 'roads')
self.assertEqual(m.abstract(), 'my roads')
self.assertEqual(m.fees(), 'None')
self.assertEqual(m.constraints()[0].constraint, 'None')
self.assertEqual(m.constraints()[0].type, 'access')
self.assertEqual(m.rights(), ['Copyright foo 2017'])
self.assertEqual(m.licenses(), ['WTFPL'])
self.assertEqual(m.history(), ['history a', 'history b'])
self.assertEqual(m.encoding(), 'utf-8')
self.assertEqual(m.keywords(), {
'GEMET': ['kw1', 'kw2'],
'gmd:topicCategory': ['natural']
})
self.assertEqual(m.crs().authid(), 'EPSG:4326')
extent = m.extent().spatialExtents()[0]
self.assertEqual(extent.extentCrs.authid(), 'EPSG:4326')
self.assertEqual(extent.bounds.xMinimum(), -180.0)
self.assertEqual(extent.bounds.yMinimum(), -90.0)
self.assertEqual(extent.bounds.xMaximum(), 180.0)
self.assertEqual(extent.bounds.yMaximum(), 90.0)
self.assertEqual(m.extent().temporalExtents()[0].begin(),
QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
self.assertTrue(m.extent().temporalExtents()[0].isInstant())
self.assertFalse(m.extent().temporalExtents()[1].isInstant())
self.assertEqual(m.extent().temporalExtents()[1].end(),
QDateTime(QDate(2020, 12, 17), QTime(9, 30, 47)))
self.assertEqual(m.contacts()[0].name, 'John Smith')
self.assertEqual(m.contacts()[0].organization, 'ACME')
self.assertEqual(m.contacts()[0].position, 'staff')
self.assertEqual(m.contacts()[0].voice, '1500 515 555')
self.assertEqual(m.contacts()[0].fax, 'xx.xxx.xxx.xxxx')
self.assertEqual(m.contacts()[0].email, '*****@*****.**')
self.assertEqual(m.contacts()[0].role, 'pointOfContact')
self.assertEqual(m.contacts()[0].addresses[0].type, 'postal')
self.assertEqual(m.contacts()[0].addresses[0].address,
'123 Main Street')
self.assertEqual(m.contacts()[0].addresses[0].city, 'anycity')
self.assertEqual(m.contacts()[0].addresses[0].administrativeArea,
'anyprovince')
self.assertEqual(m.contacts()[0].addresses[0].postalCode, '90210')
self.assertEqual(m.contacts()[0].addresses[0].country, 'Canada')
self.assertEqual(m.links()[0].name, 'geonode:roads')
self.assertEqual(m.links()[0].type, 'OGC:WMS')
self.assertEqual(m.links()[0].description, 'my GeoNode road layer')
self.assertEqual(m.links()[0].url, 'http://example.org/wms')
self.assertEqual(m.links()[1].name, 'geonode:roads')
self.assertEqual(m.links()[1].type, 'OGC:WFS')
self.assertEqual(m.links()[1].description, 'my GeoNode road layer')
self.assertEqual(m.links()[1].url, 'http://example.org/wfs')
self.assertEqual(m.links()[2].name, 'roads')
self.assertEqual(m.links()[2].type, 'WWW:LINK')
self.assertEqual(m.links()[2].description, 'full dataset download')
self.assertEqual(m.links()[2].url, 'http://example.org/roads.tgz')
self.assertEqual(m.links()[2].format, 'ESRI Shapefile')
self.assertEqual(m.links()[2].mimeType, 'application/gzip')
self.assertEqual(m.links()[2].size, '283676')
def testIsInfinite(self):
self.assertFalse(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2)).isInfinite())
self.assertFalse(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1)).isInfinite())
self.assertFalse(QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1), False, False).isInfinite())
self.assertTrue(QgsDateRange(QDate(), QDate()).isInfinite())
def createTestMetadata(self):
"""
Returns a standard metadata which can be tested with checkExpectedMetadata
"""
m = QgsProjectMetadata()
m.setIdentifier('1234')
m.setParentIdentifier('xyz')
m.setLanguage('en-CA')
m.setType('project')
m.setTitle('roads')
m.setAbstract('my roads')
m.setHistory(['history a', 'history b'])
m.setKeywords({
'GEMET': ['kw1', 'kw2'],
'gmd:topicCategory': ['natural'],
})
c = QgsAbstractMetadataBase.Contact()
c.name = 'John Smith'
c.organization = 'ACME'
c.position = 'staff'
c.voice = '1500 515 555'
c.fax = 'xx.xxx.xxx.xxxx'
c.email = '*****@*****.**'
c.role = 'pointOfContact'
address = QgsAbstractMetadataBase.Address()
address.type = 'postal'
address.address = '123 Main Street'
address.city = 'anycity'
address.administrativeArea = 'anyprovince'
address.postalCode = '90210'
address.country = 'Canada'
c.addresses = [address]
m.setContacts([c])
l = QgsAbstractMetadataBase.Link()
l.name = 'geonode:roads'
l.type = 'OGC:WMS'
l.description = 'my GeoNode road layer'
l.url = 'http://example.org/wms'
l2 = QgsAbstractMetadataBase.Link()
l2.name = 'geonode:roads'
l2.type = 'OGC:WFS'
l2.description = 'my GeoNode road layer'
l2.url = 'http://example.org/wfs'
l3 = QgsAbstractMetadataBase.Link()
l3.name = 'roads'
l3.type = 'WWW:LINK'
l3.description = 'full dataset download'
l3.url = 'http://example.org/roads.tgz'
l3.format = 'ESRI Shapefile'
l3.mimeType = 'application/gzip'
l3.size = '283676'
m.setLinks([l, l2, l3])
m.setAuthor('my author')
m.setCreationDateTime(QDateTime(QDate(2001, 12, 17), QTime(9, 30, 47)))
return m
def testDates(self):
""" test with date values """
s = QgsDateTimeStatisticalSummary()
self.assertEqual(s.statistics(), QgsDateTimeStatisticalSummary.All)
s.calculate([
QDate(2015, 3, 4),
QDate(2015, 3, 4),
QDate(2019, 12, 28),
QDate(),
QDate(1998, 1, 2),
QDate(),
QDate(2011, 1, 5)
])
self.assertEqual(s.count(), 7)
self.assertEqual(
set(s.distinctValues()),
set([
QDateTime(QDate(2015, 3, 4), QTime()),
QDateTime(QDate(2019, 12, 28), QTime()),
QDateTime(QDate(1998, 1, 2), QTime()),
QDateTime(),
QDateTime(QDate(2011, 1, 5), QTime())
]))
self.assertEqual(s.countMissing(), 2)
self.assertEqual(s.min(), QDateTime(QDate(1998, 1, 2), QTime()))
self.assertEqual(s.max(), QDateTime(QDate(2019, 12, 28), QTime()))
self.assertEqual(s.range(), QgsInterval(693792000))
def testExportToImage(self):
md = QgsProject.instance().metadata()
md.setTitle('proj title')
md.setAuthor('proj author')
md.setCreationDateTime(
QDateTime(QDate(2011, 5, 3), QTime(9, 4, 5), QTimeZone(36000)))
md.setIdentifier('proj identifier')
md.setAbstract('proj abstract')
md.setKeywords({'kw': ['kw1', 'kw2']})
QgsProject.instance().setMetadata(md)
l = QgsLayout(QgsProject.instance())
l.initializeDefaults()
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize('A5')
l.pageCollection().addPage(page2)
# add some items
item1 = QgsLayoutItemShape(l)
item1.attemptSetSceneRect(QRectF(10, 20, 100, 150))
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.green)
fill.setStrokeStyle(Qt.NoPen)
item1.setSymbol(fill_symbol)
l.addItem(item1)
item2 = QgsLayoutItemShape(l)
item2.attemptSetSceneRect(QRectF(10, 20, 100, 150))
item2.attemptMove(QgsLayoutPoint(10, 20), page=1)
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.cyan)
fill.setStrokeStyle(Qt.NoPen)
item2.setSymbol(fill_symbol)
l.addItem(item2)
exporter = QgsLayoutExporter(l)
# setup settings
settings = QgsLayoutExporter.ImageExportSettings()
settings.dpi = 80
rendered_file_path = os.path.join(self.basetestpath,
'test_exporttoimagedpi.png')
self.assertEqual(exporter.exportToImage(rendered_file_path, settings),
QgsLayoutExporter.Success)
self.assertTrue(
self.checkImage('exporttoimagedpi_page1', 'exporttoimagedpi_page1',
rendered_file_path))
page2_path = os.path.join(self.basetestpath,
'test_exporttoimagedpi_2.png')
self.assertTrue(
self.checkImage('exporttoimagedpi_page2', 'exporttoimagedpi_page2',
page2_path))
for f in (rendered_file_path, page2_path):
d = gdal.Open(f)
metadata = d.GetMetadata()
self.assertEqual(metadata['Author'], 'proj author')
self.assertEqual(metadata['Created'], '2011-05-03T09:04:05+10:00')
self.assertIn(metadata['Keywords'], ('kw1,kw2', 'kw2,kw1'))
self.assertEqual(metadata['Subject'], 'proj abstract')
self.assertEqual(metadata['Title'], 'proj title')
# crop to contents
settings.cropToContents = True
settings.cropMargins = QgsMargins(10, 20, 30, 40)
rendered_file_path = os.path.join(self.basetestpath,
'test_exporttoimagecropped.png')
self.assertEqual(exporter.exportToImage(rendered_file_path, settings),
QgsLayoutExporter.Success)
self.assertTrue(
self.checkImage('exporttoimagecropped_page1',
'exporttoimagecropped_page1', rendered_file_path))
page2_path = os.path.join(self.basetestpath,
'test_exporttoimagecropped_2.png')
self.assertTrue(
self.checkImage('exporttoimagecropped_page2',
'exporttoimagecropped_page2', page2_path))
# specific pages
settings.cropToContents = False
settings.pages = [1]
rendered_file_path = os.path.join(self.basetestpath,
'test_exporttoimagepages.png')
self.assertEqual(exporter.exportToImage(rendered_file_path, settings),
QgsLayoutExporter.Success)
self.assertFalse(os.path.exists(rendered_file_path))
page2_path = os.path.join(self.basetestpath,
'test_exporttoimagepages_2.png')
self.assertTrue(
self.checkImage('exporttoimagedpi_page2', 'exporttoimagedpi_page2',
page2_path))
# image size
settings.imageSize = QSize(600, 851)
rendered_file_path = os.path.join(self.basetestpath,
'test_exporttoimagesize.png')
self.assertEqual(exporter.exportToImage(rendered_file_path, settings),
QgsLayoutExporter.Success)
self.assertFalse(os.path.exists(rendered_file_path))
page2_path = os.path.join(self.basetestpath,
'test_exporttoimagesize_2.png')
self.assertTrue(
self.checkImage('exporttoimagesize_page2',
'exporttoimagesize_page2', page2_path))
def testIndividualStats(self):
# tests calculation of statistics one at a time, to make sure statistic calculations are not
# dependent on each other
tests = [
{
'stat': QgsDateTimeStatisticalSummary.Count,
'expected': 9
},
{
'stat': QgsDateTimeStatisticalSummary.CountDistinct,
'expected': 6
},
{
'stat': QgsDateTimeStatisticalSummary.CountMissing,
'expected': 2
},
{
'stat': QgsDateTimeStatisticalSummary.Min,
'expected': QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54))
},
{
'stat': QgsDateTimeStatisticalSummary.Max,
'expected': QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1))
},
{
'stat': QgsDateTimeStatisticalSummary.Range,
'expected': QgsInterval(693871147)
},
]
# we test twice, once with values added as a list and once using values
# added one-at-a-time
s = QgsDateTimeStatisticalSummary()
s3 = QgsDateTimeStatisticalSummary()
for t in tests:
# test constructor
s2 = QgsDateTimeStatisticalSummary(t['stat'])
self.assertEqual(s2.statistics(), t['stat'])
s.setStatistics(t['stat'])
self.assertEqual(s.statistics(), t['stat'])
s3.setStatistics(t['stat'])
dates = [
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(15, 3, 1)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54))
]
s.calculate(dates)
s3.reset()
for d in dates:
s3.addValue(d)
s3.finalize()
self.assertEqual(s.statistic(t['stat']), t['expected'])
self.assertEqual(s3.statistic(t['stat']), t['expected'])
# display name
self.assertTrue(
len(QgsDateTimeStatisticalSummary.displayName(t['stat'])) > 0)
def testExportToPdf(self):
md = QgsProject.instance().metadata()
md.setTitle('proj title')
md.setAuthor('proj author')
md.setCreationDateTime(
QDateTime(QDate(2011, 5, 3), QTime(9, 4, 5), QTimeZone(36000)))
md.setIdentifier('proj identifier')
md.setAbstract('proj abstract')
md.setKeywords({'kw': ['kw1', 'kw2']})
QgsProject.instance().setMetadata(md)
l = QgsLayout(QgsProject.instance())
l.initializeDefaults()
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize('A5')
l.pageCollection().addPage(page2)
# add some items
item1 = QgsLayoutItemShape(l)
item1.attemptSetSceneRect(QRectF(10, 20, 100, 150))
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.green)
fill.setStrokeStyle(Qt.NoPen)
item1.setSymbol(fill_symbol)
l.addItem(item1)
item2 = QgsLayoutItemShape(l)
item2.attemptSetSceneRect(QRectF(10, 20, 100, 150))
item2.attemptMove(QgsLayoutPoint(10, 20), page=1)
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.cyan)
fill.setStrokeStyle(Qt.NoPen)
item2.setSymbol(fill_symbol)
l.addItem(item2)
exporter = QgsLayoutExporter(l)
# setup settings
settings = QgsLayoutExporter.PdfExportSettings()
settings.dpi = 80
settings.rasterizeWholeImage = False
settings.forceVectorOutput = False
settings.exportMetadata = True
pdf_file_path = os.path.join(self.basetestpath,
'test_exporttopdfdpi.pdf')
self.assertEqual(exporter.exportToPdf(pdf_file_path, settings),
QgsLayoutExporter.Success)
self.assertTrue(os.path.exists(pdf_file_path))
rendered_page_1 = os.path.join(self.basetestpath,
'test_exporttopdfdpi.png')
dpi = 80
pdfToPng(pdf_file_path, rendered_page_1, dpi=dpi, page=1)
rendered_page_2 = os.path.join(self.basetestpath,
'test_exporttopdfdpi2.png')
pdfToPng(pdf_file_path, rendered_page_2, dpi=dpi, page=2)
self.assertTrue(
self.checkImage('exporttopdfdpi_page1',
'exporttopdfdpi_page1',
rendered_page_1,
size_tolerance=1))
self.assertTrue(
self.checkImage('exporttopdfdpi_page2',
'exporttopdfdpi_page2',
rendered_page_2,
size_tolerance=1))
d = gdal.Open(pdf_file_path)
metadata = d.GetMetadata()
self.assertEqual(metadata['AUTHOR'], 'proj author')
self.assertEqual(metadata['CREATION_DATE'], "D:20110503090405+10'0'")
self.assertIn(metadata['KEYWORDS'], ('kw1,kw2', 'kw2,kw1'))
self.assertEqual(metadata['SUBJECT'], 'proj abstract')
self.assertEqual(metadata['TITLE'], 'proj title')
def testDateTime(self):
""" Test that datetime fields work correctly """
endpoint = self.basetestpath + '/oid_fake_qgis_http_endpoint'
with open(sanitize(endpoint, '?f=json'), 'wb') as f:
f.write("""
{"currentVersion":10.22,"id":1,"name":"QGIS Test","type":"Feature Layer","description":
"QGIS Provider Test Layer.\n","geometryType":"esriGeometryPoint","copyrightText":"","parentLayer":{"id":0,"name":"QGIS Tests"},"subLayers":[],
"minScale":72225,"maxScale":0,
"defaultVisibility":true,
"extent":{"xmin":-71.123,"ymin":66.33,"xmax":-65.32,"ymax":78.3,
"spatialReference":{"wkid":4326,"latestWkid":4326}},
"hasAttachments":false,"htmlPopupType":"esriServerHTMLPopupTypeAsHTMLText",
"displayField":"LABEL","typeIdField":null,
"fields":[{"name":"OBJECTID","type":"esriFieldTypeOID","alias":"OBJECTID","domain":null},
{"name":"pk","type":"esriFieldTypeInteger","alias":"pk","domain":null},
{"name":"dt","type":"esriFieldTypeDate","alias":"dt","length":8,"domain":null}],
"relationships":[],"canModifyLayer":false,"canScaleSymbols":false,"hasLabels":false,
"capabilities":"Map,Query,Data","maxRecordCount":1000,"supportsStatistics":true,
"supportsAdvancedQueries":true,"supportedQueryFormats":"JSON, AMF",
"ownershipBasedAccessControlForFeatures":{"allowOthersToQuery":true},"useStandardizedQueries":true}"""
.encode('UTF-8'))
with open(
sanitize(
endpoint,
'/query?f=json_where=OBJECTID=OBJECTID_returnIdsOnly=true'
), 'wb') as f:
f.write("""
{
"objectIdFieldName": "OBJECTID",
"objectIds": [
1,
2
]
}
""".encode('UTF-8'))
# Create test layer
vl = QgsVectorLayer("url='http://" + endpoint + "' crs='epsg:4326'",
'test', 'arcgisfeatureserver')
self.assertTrue(vl.isValid())
with open(
sanitize(
endpoint,
'/query?f=json&objectIds=1,2&inSR=4326&outSR=4326&returnGeometry=true&outFields=OBJECTID,pk,dt&returnM=false&returnZ=false'
), 'wb') as f:
f.write("""
{
"displayFieldName": "name",
"fieldAliases": {
"name": "name"
},
"geometryType": "esriGeometryPoint",
"spatialReference": {
"wkid": 4326,
"latestWkid": 4326
},
"fields":[{"name":"OBJECTID","type":"esriFieldTypeOID","alias":"OBJECTID","domain":null},
{"name":"pk","type":"esriFieldTypeInteger","alias":"pk","domain":null},
{"name":"dt","type":"esriFieldTypeDate","alias":"dt","domain":null},
{"name":"Shape","type":"esriFieldTypeGeometry","alias":"Shape","domain":null}],
"features": [
{
"attributes": {
"OBJECTID": 1,
"pk": 1,
"dt":1493769600000
},
"geometry": {
"x": -70.332,
"y": 66.33
}
},
{
"attributes": {
"OBJECTID": 2,
"pk": 2,
"dt":null
},
"geometry": {
"x": -68.2,
"y": 70.8
}
}
]
}""".encode('UTF-8'))
features = [f for f in vl.getFeatures()]
self.assertEqual(len(features), 2)
self.assertEqual([f['dt'] for f in features],
[QDate(2017, 5, 3), NULL])
def testExportToSvg(self):
md = QgsProject.instance().metadata()
md.setTitle('proj title')
md.setAuthor('proj author')
md.setCreationDateTime(
QDateTime(QDate(2011, 5, 3), QTime(9, 4, 5), QTimeZone(36000)))
md.setIdentifier('proj identifier')
md.setAbstract('proj abstract')
md.setKeywords({'kw': ['kw1', 'kw2']})
QgsProject.instance().setMetadata(md)
l = QgsLayout(QgsProject.instance())
l.initializeDefaults()
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize('A5')
l.pageCollection().addPage(page2)
# add some items
item1 = QgsLayoutItemShape(l)
item1.attemptSetSceneRect(QRectF(10, 20, 100, 150))
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.green)
fill.setStrokeStyle(Qt.NoPen)
item1.setSymbol(fill_symbol)
l.addItem(item1)
item2 = QgsLayoutItemShape(l)
item2.attemptSetSceneRect(QRectF(10, 20, 100, 150))
item2.attemptMove(QgsLayoutPoint(10, 20), page=1)
fill = QgsSimpleFillSymbolLayer()
fill_symbol = QgsFillSymbol()
fill_symbol.changeSymbolLayer(0, fill)
fill.setColor(Qt.cyan)
fill.setStrokeStyle(Qt.NoPen)
item2.setSymbol(fill_symbol)
l.addItem(item2)
exporter = QgsLayoutExporter(l)
# setup settings
settings = QgsLayoutExporter.SvgExportSettings()
settings.dpi = 80
settings.forceVectorOutput = False
settings.exportMetadata = True
svg_file_path = os.path.join(self.basetestpath,
'test_exporttosvgdpi.svg')
svg_file_path_2 = os.path.join(self.basetestpath,
'test_exporttosvgdpi_2.svg')
self.assertEqual(exporter.exportToSvg(svg_file_path, settings),
QgsLayoutExporter.Success)
self.assertTrue(os.path.exists(svg_file_path))
self.assertTrue(os.path.exists(svg_file_path_2))
# metadata
def checkMetadata(f, expected):
# ideally we'd check the path too - but that's very complex given that
# the output from Qt svg generator isn't valid XML, and no Python standard library
# xml parser handles invalid xml...
self.assertEqual('proj title' in open(f).read(), expected)
self.assertEqual('proj author' in open(f).read(), expected)
self.assertEqual('proj identifier' in open(f).read(), expected)
self.assertEqual('2011-05-03' in open(f).read(), expected)
self.assertEqual('proj abstract' in open(f).read(), expected)
self.assertEqual('kw1' in open(f).read(), expected)
self.assertEqual('kw2' in open(f).read(), expected)
for f in [svg_file_path, svg_file_path_2]:
checkMetadata(f, True)
rendered_page_1 = os.path.join(self.basetestpath,
'test_exporttosvgdpi.png')
svgToPng(svg_file_path, rendered_page_1, width=936)
rendered_page_2 = os.path.join(self.basetestpath,
'test_exporttosvgdpi2.png')
svgToPng(svg_file_path_2, rendered_page_2, width=467)
self.assertTrue(
self.checkImage('exporttosvgdpi_page1',
'exporttopdfdpi_page1',
rendered_page_1,
size_tolerance=1))
self.assertTrue(
self.checkImage('exporttosvgdpi_page2',
'exporttopdfdpi_page2',
rendered_page_2,
size_tolerance=1))
# no metadata
settings.exportMetadata = False
self.assertEqual(exporter.exportToSvg(svg_file_path, settings),
QgsLayoutExporter.Success)
for f in [svg_file_path, svg_file_path_2]:
checkMetadata(f, False)
# layered
settings.exportAsLayers = True
settings.exportMetadata = True
svg_file_path = os.path.join(self.basetestpath,
'test_exporttosvglayered.svg')
svg_file_path_2 = os.path.join(self.basetestpath,
'test_exporttosvglayered_2.svg')
self.assertEqual(exporter.exportToSvg(svg_file_path, settings),
QgsLayoutExporter.Success)
self.assertTrue(os.path.exists(svg_file_path))
self.assertTrue(os.path.exists(svg_file_path_2))
rendered_page_1 = os.path.join(self.basetestpath,
'test_exporttosvglayered.png')
svgToPng(svg_file_path, rendered_page_1, width=936)
rendered_page_2 = os.path.join(self.basetestpath,
'test_exporttosvglayered2.png')
svgToPng(svg_file_path_2, rendered_page_2, width=467)
self.assertTrue(
self.checkImage('exporttosvglayered_page1',
'exporttopdfdpi_page1',
rendered_page_1,
size_tolerance=1))
self.assertTrue(
self.checkImage('exporttosvglayered_page2',
'exporttopdfdpi_page2',
rendered_page_2,
size_tolerance=1))
for f in [svg_file_path, svg_file_path_2]:
checkMetadata(f, True)
# layered no metadata
settings.exportAsLayers = True
settings.exportMetadata = False
self.assertEqual(exporter.exportToSvg(svg_file_path, settings),
QgsLayoutExporter.Success)
for f in [svg_file_path, svg_file_path_2]:
checkMetadata(f, False)
def testExpression(self):
""" test aggregate calculation using an expression """
# numeric
layer = QgsVectorLayer("Point?field=fldint:integer", "layer", "memory")
pr = layer.dataProvider()
int_values = [4, 2, 3, 2, 5, None, 8]
features = []
for v in int_values:
f = QgsFeature()
f.setFields(layer.fields())
f.setAttributes([v])
features.append(f)
assert pr.addFeatures(features)
# int
agg = QgsAggregateCalculator(layer)
val, ok = agg.calculate(QgsAggregateCalculator.Sum, 'fldint * 2')
self.assertTrue(ok)
self.assertEqual(val, 48)
# double
val, ok = agg.calculate(QgsAggregateCalculator.Sum, 'fldint * 1.5')
self.assertTrue(ok)
self.assertEqual(val, 36)
# datetime
val, ok = agg.calculate(
QgsAggregateCalculator.Max,
"to_date('2012-05-04') + to_interval( fldint || ' day' )")
self.assertTrue(ok)
self.assertEqual(val, QDateTime(QDate(2012, 5, 12), QTime(0, 0, 0)))
# date
val, ok = agg.calculate(
QgsAggregateCalculator.Min,
"to_date(to_date('2012-05-04') + to_interval( fldint || ' day' ))")
self.assertTrue(ok)
self.assertEqual(val, QDateTime(QDate(2012, 5, 6), QTime(0, 0, 0)))
# string
val, ok = agg.calculate(QgsAggregateCalculator.Max,
"fldint || ' oranges'")
self.assertTrue(ok)
self.assertEqual(val, '8 oranges')
# geometry
val, ok = agg.calculate(QgsAggregateCalculator.GeometryCollect,
"make_point( coalesce(fldint,0), 2 )")
self.assertTrue(ok)
self.assertTrue(val.asWkt(),
'MultiPoint((4 2, 2 2, 3 2, 2 2,5 2, 0 2,8 2))')
# try a bad expression
val, ok = agg.calculate(QgsAggregateCalculator.Max,
"not_a_field || ' oranges'")
self.assertFalse(ok)
val, ok = agg.calculate(QgsAggregateCalculator.Max, "5+")
self.assertFalse(ok)
# test expression context
# check default context first
# should have layer variables:
val, ok = agg.calculate(QgsAggregateCalculator.Min, "@layer_name")
self.assertTrue(ok)
self.assertEqual(val, 'layer')
# but not custom variables:
val, ok = agg.calculate(QgsAggregateCalculator.Min, "@my_var")
self.assertTrue(ok)
self.assertEqual(val, NULL)
# test with manual expression context
scope = QgsExpressionContextScope()
scope.setVariable('my_var', 5)
context = QgsExpressionContext()
context.appendScope(scope)
val, ok = agg.calculate(QgsAggregateCalculator.Min, "@my_var", context)
self.assertTrue(ok)
self.assertEqual(val, 5)
def testIsEmpty(self):
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 6, 2))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(), QDate(2010, 6, 2))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate())
self.assertFalse(range.isEmpty())
# check QgsDateRange docs - this is treated as an infinite range, so is NOT empty
range = QgsDateRange(QDate(), QDate())
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(2017, 3, 1), QDate(2010, 6, 2))
self.assertTrue(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1))
self.assertFalse(range.isEmpty())
range = QgsDateRange(QDate(2010, 3, 1), QDate(2010, 3, 1), False, False)
self.assertTrue(range.isEmpty())
def testVariantStats(self):
""" test with non-datetime values """
s = QgsDateTimeStatisticalSummary()
self.assertEqual(s.statistics(), QgsDateTimeStatisticalSummary.All)
s.calculate([
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)), 'asdasd',
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)), 34,
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54))
])
self.assertEqual(s.count(), 9)
self.assertEqual(
set(s.distinctValues()),
set([
QDateTime(QDate(2015, 3, 4), QTime(11, 10, 54)),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)),
QDateTime(QDate(1998, 1, 2), QTime(1, 10, 54)),
QDateTime(QDate(2011, 1, 5), QTime(11, 10, 54)),
QDateTime()
]))
self.assertEqual(s.countMissing(), 4)
self.assertEqual(s.min(), QDateTime(QDate(1998, 1, 2),
QTime(1, 10, 54)))
self.assertEqual(s.max(),
QDateTime(QDate(2019, 12, 28), QTime(23, 10, 1)))
self.assertEqual(s.range(), QgsInterval(693871147))
from timemanager.timemanagerprojecthandler import TimeManagerProjectHandler
from timemanager.utils.tmlogging import warn # , info
from timemanager import conf
from timemanager.layers import layer_settings
"""
The QTSlider only supports integers as the min and max, therefore the maximum maximum value
is whatever can be stored in an int. Making it a signed int to be sure.
(http://qt-project.org/doc/qt-4.8/qabstractslider.html)
"""
MAX_TIME_LENGTH_SECONDS_SLIDER = 2**31 - 1
"""
according to the docs of QDateTime, the minimum date supported is the first day of
year 100 (http://qt-project.org/doc/qt-4.8/qdatetimeedit.html#minimumDate-prop)
"""
MIN_QDATE = QDate(100, 1, 1)
DOCK_WIDGET_FILE = "dockwidget2.ui"
ADD_VECTOR_LAYER_WIDGET_FILE = "addLayer.ui"
ADD_RASTER_LAYER_WIDGET_FILE = "addRasterLayer.ui"
ARCH_WIDGET_FILE = "arch.ui"
OPTIONS_WIDGET_FILE = "options.ui"
ANIMATION_WIDGET_FILE = "animate.ui"
LABEL_OPTIONS_WIDGET_FILE = "label_options.ui"
class TimestampLabelConfig(object):
"""Object that has the settings for rendering timestamp labels. Can be customized via the UI"""
PLACEMENTS = ['N', 'NE', 'E', 'SE', 'S', 'SW', 'W', 'NW']
DEFAULT_FONT_SIZE = 25
font = "Arial" # Font names or family, comma-separated CSS style
