def testRenderMetersInMapUnits(self):
crs_wsg84 = QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326')
rt_extent = QgsRectangle(13.37768985634235, 52.51625705830762, 13.37771931686235, 52.51628651882762)
point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762)
length_wsg84_mapunits = 0.00001473026350140572
meters_test = 2.40
da_wsg84 = QgsDistanceArea()
da_wsg84.setSourceCrs(crs_wsg84, QgsProject.instance().transformContext())
if (da_wsg84.sourceCrs().isGeographic()):
da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym())
length_meter_mapunits = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2))
meters_test_mapunits = meters_test * length_wsg84_mapunits
meters_test_pixel = meters_test * length_wsg84_mapunits
ms = QgsMapSettings()
ms.setDestinationCrs(crs_wsg84)
ms.setExtent(rt_extent)
r = QgsRenderContext.fromMapSettings(ms)
r.setExtent(rt_extent)
self.assertEqual(r.extent().center().toString(7), point_berlin_wsg84.toString(7))
c = QgsMapUnitScale()
r.setDistanceArea(da_wsg84)
result_test_painterunits = r.convertToPainterUnits(meters_test, QgsUnitTypes.RenderMetersInMapUnits, c)
self.assertEqual(QgsDistanceArea.formatDistance(result_test_painterunits, 7, QgsUnitTypes.DistanceUnknownUnit, True), QgsDistanceArea.formatDistance(meters_test_mapunits, 7, QgsUnitTypes.DistanceUnknownUnit, True))
result_test_mapunits = r.convertToMapUnits(meters_test, QgsUnitTypes.RenderMetersInMapUnits, c)
self.assertEqual(QgsDistanceArea.formatDistance(result_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), QgsDistanceArea.formatDistance(meters_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True))
result_test_meters = r.convertFromMapUnits(meters_test_mapunits, QgsUnitTypes.RenderMetersInMapUnits)
self.assertEqual(QgsDistanceArea.formatDistance(result_test_meters, 1, QgsUnitTypes.DistanceMeters, True), QgsDistanceArea.formatDistance(meters_test, 1, QgsUnitTypes.DistanceMeters, True))
def testCrs(self):
prj = QgsProject.instance()
prj.clear()
self.assertFalse(prj.crs().isValid())
prj.setCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3111'))
self.assertEqual(prj.crs().authid(), 'EPSG:3111')
def testEllipsoid(self):
prj = QgsProject.instance()
prj.clear()
prj.setCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3111'))
prj.setEllipsoid('WGS84')
self.assertEqual(prj.ellipsoid(), 'WGS84')
# if project has NO crs, then ellipsoid should always be none
prj.setCrs(QgsCoordinateReferenceSystem())
self.assertEqual(prj.ellipsoid(), 'NONE')
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 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 testMeasureLineProjected(self):
# +-+
# | |
# +-+ +
# test setting/getting the source CRS
da_3068 = QgsDistanceArea()
da_wsg84 = QgsDistanceArea()
da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'), QgsProject.instance().transformContext())
if (da_3068.sourceCrs().isGeographic()):
da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}]".format(u'Soldner Berlin', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description())))
self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068')
da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext())
if (da_wsg84.sourceCrs().isGeographic()):
da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}]".format(u'Wsg84', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic())))
# print(("-- projectionAcronym[{}] ellipsoidAcronym[{}] toWkt[{}] mapUnits[{}] toProj4[{}]".format(da_wsg84.sourceCrs().projectionAcronym(),da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.sourceCrs().toWkt(),da_wsg84.sourceCrs().mapUnits(),da_wsg84.sourceCrs().toProj4())))
print(("Testing Position change for[{}] years[{}]".format(u'Ampelanlage - Potsdamer Platz, Verkehrsinsel', u'1924 and 1998')))
# 1924-10-24 SRID=3068;POINT(23099.49 20296.69)
# 1924-10-24 SRID=4326;POINT(13.37650707988041 52.50952361017194)
# 1998-10-02 SRID=3068;POINT(23082.30 20267.80)
# 1998-10-02 SRID=4326;POINT(13.37625537334001 52.50926345498337)
# values returned by SpatiaLite
point_soldner_1924 = QgsPointXY(23099.49, 20296.69)
point_soldner_1998 = QgsPointXY(23082.30, 20267.80)
distance_soldner_meters = 33.617379
azimuth_soldner_1924 = 3.678339
# ST_Transform(point_soldner_1924,point_soldner_1998,4326)
point_wsg84_1924 = QgsPointXY(13.37650707988041, 52.50952361017194)
point_wsg84_1998 = QgsPointXY(13.37625537334001, 52.50926345498337)
# ST_Distance(point_wsg84_1924,point_wsg84_1998,1)
distance_wsg84_meters = 33.617302
# ST_Distance(point_wsg84_1924,point_wsg84_1998)
# distance_wsg84_mapunits=0.000362
distance_wsg84_mapunits_format = QgsDistanceArea.formatDistance(0.000362, 7, QgsUnitTypes.DistanceDegrees, True)
# ST_Azimuth(point_wsg84_1924,point_wsg84_1998)
azimuth_wsg84_1924 = 3.674878
# ST_Azimuth(point_wsg84_1998,point_wsg84_1998)
azimuth_wsg84_1998 = 0.533282
# ST_Project(point_wsg84_1924,33.617302,3.674878)
# SRID=4326;POINT(13.37625537318728 52.50926345503591)
point_soldner_1998_project = QgsPointXY(13.37625537318728, 52.50926345503591)
# ST_Project(point_wsg84_1998,33.617302,0.533282)
# SRID=4326;POINT(13.37650708009255 52.50952361009799)
point_soldner_1924_project = QgsPointXY(13.37650708009255, 52.50952361009799)
distance_qpoint = point_soldner_1924.distance(point_soldner_1998)
azimuth_qpoint = point_soldner_1924.azimuth(point_soldner_1998)
point_soldner_1998_result = point_soldner_1924.project(distance_qpoint, azimuth_qpoint)
point_soldner_1924_result = QgsPointXY(0, 0)
point_soldner_1998_result = QgsPointXY(0, 0)
# Test meter based projected point from point_1924 to point_1998
length_1998_mapunits, point_soldner_1998_result = da_3068.measureLineProjected(point_soldner_1924, distance_soldner_meters, azimuth_qpoint)
self.assertEqual(point_soldner_1998_result.toString(6), point_soldner_1998.toString(6))
# Test degree based projected point from point_1924 1 meter due East
point_wsg84_meter_result = QgsPointXY(0, 0)
point_wsg84_1927_meter = QgsPointXY(13.37652180838435, 52.50952361017102)
length_meter_mapunits, point_wsg84_meter_result = da_wsg84.measureLineProjected(point_wsg84_1924, 1.0, (math.pi / 2))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000147 deg')
self.assertEqual(point_wsg84_meter_result.toString(7), point_wsg84_1927_meter.toString(7))
point_wsg84_1998_result = QgsPointXY(0, 0)
length_1928_mapunits, point_wsg84_1998_result = da_wsg84.measureLineProjected(point_wsg84_1924, distance_wsg84_meters, azimuth_wsg84_1924)
self.assertEqual(QgsDistanceArea.formatDistance(length_1928_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), distance_wsg84_mapunits_format)
self.assertEqual(point_wsg84_1998_result.toString(7), point_wsg84_1998.toString(7))
def testMeasureLineProjectedWorldPoints(self):
# +-+
# | |
# +-+ +
# checking returned length_mapunits/projected_points of diffferent world points with results from SpatiaLite ST_Project
da_3068 = QgsDistanceArea()
da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'), QgsProject.instance().transformContext())
if (da_3068.sourceCrs().isGeographic()):
da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:3068', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description(), da_3068.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_3068.lengthUnits()), da_3068.sourceCrs().projectionAcronym(), da_3068.sourceCrs().ellipsoidAcronym())))
da_wsg84 = QgsDistanceArea()
da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext())
if (da_wsg84.sourceCrs().isGeographic()):
da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}] ellipsoid[{}]".format(u'EPSG:4326', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_wsg84.lengthUnits()), da_wsg84.sourceCrs().projectionAcronym(), da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.ellipsoid())))
da_4314 = QgsDistanceArea()
da_4314.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4314'), QgsProject.instance().transformContext())
if (da_4314.sourceCrs().isGeographic()):
da_4314.setEllipsoid(da_4314.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_4314.sourceCrs().authid(), 'EPSG:4314')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4314', da_4314.sourceCrs().authid(), da_4314.sourceCrs().description(), da_4314.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4314.lengthUnits()), da_4314.sourceCrs().projectionAcronym(), da_4314.sourceCrs().ellipsoidAcronym())))
da_4805 = QgsDistanceArea()
da_4805.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4805'), QgsProject.instance().transformContext())
if (da_4805.sourceCrs().isGeographic()):
da_4805.setEllipsoid(da_4805.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_4805.sourceCrs().authid(), 'EPSG:4805')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4805', da_4805.sourceCrs().authid(), da_4805.sourceCrs().description(), da_4805.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4805.lengthUnits()), da_4805.sourceCrs().projectionAcronym(), da_4805.sourceCrs().ellipsoidAcronym())))
# EPSG:5665 unknown, why?
da_5665 = QgsDistanceArea()
da_5665.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:5665'), QgsProject.instance().transformContext())
if (da_5665.sourceCrs().isGeographic()):
da_5665.setEllipsoid(da_5665.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:5665', da_5665.sourceCrs().authid(), da_5665.sourceCrs().description(), da_5665.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_5665.lengthUnits()), da_5665.sourceCrs().projectionAcronym(), da_5665.sourceCrs().ellipsoidAcronym())))
#self.assertEqual(da_5665.sourceCrs().authid(), 'EPSG:5665')
da_25833 = QgsDistanceArea()
da_25833.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:25833'), QgsProject.instance().transformContext())
if (da_25833.sourceCrs().isGeographic()):
da_25833.setEllipsoid(da_25833.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:25833', da_25833.sourceCrs().authid(), da_25833.sourceCrs().description(), da_25833.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_25833.lengthUnits()), da_25833.sourceCrs().projectionAcronym(), da_25833.sourceCrs().ellipsoidAcronym())))
self.assertEqual(da_25833.sourceCrs().authid(), 'EPSG:25833')
# Berlin - Brandenburg Gate - Quadriga
point_berlin_3068 = QgsPointXY(23183.38449999984, 21047.3225000017)
point_berlin_3068_project = point_berlin_3068.project(1, (math.pi / 2))
point_meter_result = QgsPointXY(0, 0)
length_meter_mapunits, point_meter_result = da_3068.measureLineProjected(point_berlin_3068, 1.0, (math.pi / 2))
pprint(point_meter_result)
print('-I-> Berlin 3068 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_3068.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1, da_3068.lengthUnits(), True), '1.0 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_3068_project.toString(7))
point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762)
point_berlin_wsg84_project = QgsPointXY(13.37771931736259, 52.51627178856669)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2))
print('-I-> Berlin Wsg84 length_meter_mapunits[{}] point_meter_result[{}] ellipsoid[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 20, da_wsg84.lengthUnits(), True), point_meter_result.asWkt(), da_wsg84.ellipsoid()))
# for unknown reasons, this is returning '0.00001473026 m' instead of '0.00001473026 deg' when using da_wsg84.lengthUnits()
# self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits,11,da_wsg84.lengthUnits(),True), '0.00001473026 deg')
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 11, QgsUnitTypes.DistanceDegrees, True), '0.00001473026 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_wsg84_project.toString(7))
point_berlin_4314 = QgsPointXY(13.37944343021465, 52.51767872437083)
point_berlin_4314_project = QgsPointXY(13.37945816324759, 52.5176787243699)
length_meter_mapunits, point_meter_result = da_4314.measureLineProjected(point_berlin_4314, 1.0, (math.pi / 2))
print('-I-> Berlin 4314 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4314.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_4314_project.toString(7))
point_berlin_4805 = QgsPointXY(31.04960570069176, 52.5174657497405)
point_berlin_4805_project = QgsPointXY(31.04962043365347, 52.51746574973957)
length_meter_mapunits, point_meter_result = da_4805.measureLineProjected(point_berlin_4805, 1.0, (math.pi / 2))
print('-I-> Berlin 4805 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4805.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_4805_project.toString(7))
point_berlin_25833 = QgsPointXY(389918.0748318382, 5819698.772194743)
point_berlin_25833_project = point_berlin_25833.project(1, (math.pi / 2))
length_meter_mapunits, point_meter_result = da_25833.measureLineProjected(point_berlin_25833, 1.0, (math.pi / 2))
print('-I-> Berlin 25833 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), '1.0000000 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_25833_project.toString(7))
if da_5665.sourceCrs().authid() != "":
point_berlin_5665 = QgsPointXY(3389996.871728864, 5822169.719727578)
point_berlin_5665_project = point_berlin_5665.project(1, (math.pi / 2))
length_meter_mapunits, point_meter_result = da_5665.measureLineProjected(point_berlin_5665, 1.0, (math.pi / 2))
print('-I-> Berlin 5665 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_5665.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1.0, da_5665.lengthUnits(), True), '1.0 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_5665_project.toString(7))
print('\n12 points ''above over'' and on the Equator')
point_wsg84 = QgsPointXY(25.7844, 71.1725)
point_wsg84_project = QgsPointXY(25.78442775215388, 71.17249999999795)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Nordkap, Norway - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000278 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(24.95995, 60.16841)
point_wsg84_project = QgsPointXY(24.95996801277454, 60.16840999999877)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Helsinki, Finnland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001801 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(12.599278, 55.692861)
point_wsg84_project = QgsPointXY(12.59929390161872, 55.69286099999897)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Copenhagen, Denmark - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001590 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-0.001389, 51.477778)
point_wsg84_project = QgsPointXY(-0.001374606184398, 51.4777779999991)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Royal Greenwich Observatory, United Kingdom - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001439 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(7.58769, 47.55814)
point_wsg84_project = QgsPointXY(7.587703287209086, 47.55813999999922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Basel, Switzerland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001329 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(11.255278, 43.775278)
point_wsg84_project = QgsPointXY(11.25529042107924, 43.77527799999933)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Florenz, Italy - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001242 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(14.514722, 35.899722)
point_wsg84_project = QgsPointXY(14.51473307693308, 35.89972199999949)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Valletta, Malta - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001108 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-79.933333, 32.783333)
point_wsg84_project = QgsPointXY(-79.93332232547254, 32.78333299999955)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Charlston, South Carolina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001067 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-17.6666666, 27.733333)
point_wsg84_project = QgsPointXY(-17.66665645831515, 27.73333299999962)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ferro, Spain - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001014 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-99.133333, 19.433333)
point_wsg84_project = QgsPointXY(-99.1333234776827, 19.43333299999975)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Mexico City, Mexico - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000952 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-79.894444, 9.341667)
point_wsg84_project = QgsPointXY(-79.89443489691369, 9.341666999999882)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Colón, Panama - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000910 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-74.075833, 4.598056)
point_wsg84_project = QgsPointXY(-74.07582398803629, 4.598055999999943)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Bogotá, Colombia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000901 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(0, 0)
point_wsg84_project = QgsPointXY(0.000008983152841, 0)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Equator, Atlantic Ocean - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
print('\n12 points ''down under'' and 1 point that should be considered invalid')
point_wsg84 = QgsPointXY(-78.509722, -0.218611)
point_wsg84_project = QgsPointXY(-78.50971301678221, -0.218610999999997)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Quito, Ecuador - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(106.816667, -6.2)
point_wsg84_project = QgsPointXY(106.8166760356519, -6.199999999999922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Jakarta, Indonesia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000904 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-77.018611, -12.035)
point_wsg84_project = QgsPointXY(-77.01860181630058, -12.03499999999985)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Lima, Peru - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000918 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(25.466667, -10.716667)
point_wsg84_project = QgsPointXY(25.46667614155322, -10.71666699999986)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Kolwezi, Congo - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000914 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-70.333333, -18.483333)
point_wsg84_project = QgsPointXY(-70.3333235314429, -18.48333299999976)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Arica, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000947 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-70.666667, -33.45)
point_wsg84_project = QgsPointXY(-70.66665624452817, -33.44999999999953)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Santiago, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001076 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(144.9604, -37.8191)
point_wsg84_project = QgsPointXY(144.96041135746983741, -37.81909999999945171)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Melbourne, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001136 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(147.29, -42.88)
point_wsg84_project = QgsPointXY(147.2900122399815, -42.87999999999934)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Hobart City,Tasmania, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001224 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(168.101667, -46.899722)
point_wsg84_project = QgsPointXY(168.101680123673, -46.89972199999923)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ryan''s Creek Aerodrome, New Zealand - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001312 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-69.216667, -51.633333)
point_wsg84_project = QgsPointXY(-69.21665255700216, -51.6333329999991)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Río Gallegos, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001444 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-68.3, -54.8)
point_wsg84_project = QgsPointXY(-68.29998445081456, -54.79999999999899)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ushuaia, Tierra del Fuego, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001555 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-63.494444, -64.825278)
point_wsg84_project = QgsPointXY(-63.49442294002932, -64.82527799999851)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Port Lockroy, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00002106 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-180, -84.863272250)
point_wsg84_project = QgsPointXY(-179.9999000000025, -84.8632722499922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Someware, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010000 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-180, -85.0511300)
point_wsg84_project = QgsPointXY(-179.9998962142197, -85.05112999999191)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-W-> Mercator''s Last Stop, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010379 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
def testMeasureLineProjectedWorldPoints(self):
# +-+
# | |
# +-+ +
# checking returned length_mapunits/projected_points of diffferent world points with results from SpatiaLite ST_Project
da_3068 = QgsDistanceArea()
da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'), QgsProject.instance().transformContext())
if (da_3068.sourceCrs().isGeographic()):
da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:3068', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description(), da_3068.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_3068.lengthUnits()), da_3068.sourceCrs().projectionAcronym(), da_3068.sourceCrs().ellipsoidAcronym())))
da_wsg84 = QgsDistanceArea()
da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext())
if (da_wsg84.sourceCrs().isGeographic()):
da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}] ellipsoid[{}]".format(u'EPSG:4326', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_wsg84.lengthUnits()), da_wsg84.sourceCrs().projectionAcronym(), da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.ellipsoid())))
da_4314 = QgsDistanceArea()
da_4314.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4314'), QgsProject.instance().transformContext())
if (da_4314.sourceCrs().isGeographic()):
da_4314.setEllipsoid(da_4314.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_4314.sourceCrs().authid(), 'EPSG:4314')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4314', da_4314.sourceCrs().authid(), da_4314.sourceCrs().description(), da_4314.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4314.lengthUnits()), da_4314.sourceCrs().projectionAcronym(), da_4314.sourceCrs().ellipsoidAcronym())))
da_4805 = QgsDistanceArea()
da_4805.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4805'), QgsProject.instance().transformContext())
if (da_4805.sourceCrs().isGeographic()):
da_4805.setEllipsoid(da_4805.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_4805.sourceCrs().authid(), 'EPSG:4805')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4805', da_4805.sourceCrs().authid(), da_4805.sourceCrs().description(), da_4805.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4805.lengthUnits()), da_4805.sourceCrs().projectionAcronym(), da_4805.sourceCrs().ellipsoidAcronym())))
# EPSG:5665 unknown, why?
da_5665 = QgsDistanceArea()
da_5665.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:5665'), QgsProject.instance().transformContext())
if (da_5665.sourceCrs().isGeographic()):
da_5665.setEllipsoid(da_5665.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:5665', da_5665.sourceCrs().authid(), da_5665.sourceCrs().description(), da_5665.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_5665.lengthUnits()), da_5665.sourceCrs().projectionAcronym(), da_5665.sourceCrs().ellipsoidAcronym())))
#self.assertEqual(da_5665.sourceCrs().authid(), 'EPSG:5665')
da_25833 = QgsDistanceArea()
da_25833.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:25833'), QgsProject.instance().transformContext())
if (da_25833.sourceCrs().isGeographic()):
da_25833.setEllipsoid(da_25833.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:25833', da_25833.sourceCrs().authid(), da_25833.sourceCrs().description(), da_25833.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_25833.lengthUnits()), da_25833.sourceCrs().projectionAcronym(), da_25833.sourceCrs().ellipsoidAcronym())))
self.assertEqual(da_25833.sourceCrs().authid(), 'EPSG:25833')
# Berlin - Brandenburg Gate - Quadriga
point_berlin_3068 = QgsPointXY(23183.38449999984, 21047.3225000017)
point_berlin_3068_project = point_berlin_3068.project(1, (math.pi / 2))
point_meter_result = QgsPointXY(0, 0)
length_meter_mapunits, point_meter_result = da_3068.measureLineProjected(point_berlin_3068, 1.0, (math.pi / 2))
pprint(point_meter_result)
print('-I-> Berlin 3068 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_3068.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1, da_3068.lengthUnits(), True), '1.0 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_3068_project.toString(7))
point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762)
point_berlin_wsg84_project = QgsPointXY(13.37771931736259, 52.51627178856669)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2))
print('-I-> Berlin Wsg84 length_meter_mapunits[{}] point_meter_result[{}] ellipsoid[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 20, da_wsg84.lengthUnits(), True), point_meter_result.asWkt(), da_wsg84.ellipsoid()))
# for unknown reasons, this is returning '0.00001473026 m' instead of '0.00001473026 deg' when using da_wsg84.lengthUnits()
# self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits,11,da_wsg84.lengthUnits(),True), '0.00001473026 deg')
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 11, QgsUnitTypes.DistanceDegrees, True), '0.00001473076 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_wsg84_project.toString(7))
point_berlin_4314 = QgsPointXY(13.37944343021465, 52.51767872437083)
point_berlin_4314_project = QgsPointXY(13.37945816324759, 52.5176787243699)
length_meter_mapunits, point_meter_result = da_4314.measureLineProjected(point_berlin_4314, 1.0, (math.pi / 2))
print('-I-> Berlin 4314 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4314.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_4314_project.toString(7))
point_berlin_4805 = QgsPointXY(31.04960570069176, 52.5174657497405)
point_berlin_4805_project = QgsPointXY(31.04962043365347, 52.51746574973957)
length_meter_mapunits, point_meter_result = da_4805.measureLineProjected(point_berlin_4805, 1.0, (math.pi / 2))
print('-I-> Berlin 4805 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4805.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg')
self.assertEqual(point_meter_result.toString(7), point_berlin_4805_project.toString(7))
point_berlin_25833 = QgsPointXY(389918.0748318382, 5819698.772194743)
point_berlin_25833_project = point_berlin_25833.project(1, (math.pi / 2))
length_meter_mapunits, point_meter_result = da_25833.measureLineProjected(point_berlin_25833, 1.0, (math.pi / 2))
print('-I-> Berlin 25833 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), '1.0000000 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_25833_project.toString(7))
if da_5665.sourceCrs().authid() != "":
point_berlin_5665 = QgsPointXY(3389996.871728864, 5822169.719727578)
point_berlin_5665_project = point_berlin_5665.project(1, (math.pi / 2))
length_meter_mapunits, point_meter_result = da_5665.measureLineProjected(point_berlin_5665, 1.0, (math.pi / 2))
print('-I-> Berlin 5665 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_5665.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1.0, da_5665.lengthUnits(), True), '1.0 m')
self.assertEqual(point_meter_result.toString(7), point_berlin_5665_project.toString(7))
print('\n12 points ''above over'' and on the Equator')
point_wsg84 = QgsPointXY(25.7844, 71.1725)
point_wsg84_project = QgsPointXY(25.78442775215388, 71.17249999999795)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Nordkap, Norway - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000278 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(24.95995, 60.16841)
point_wsg84_project = QgsPointXY(24.95996801277454, 60.16840999999877)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Helsinki, Finnland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001801 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(12.599278, 55.692861)
point_wsg84_project = QgsPointXY(12.59929390161872, 55.69286099999897)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Copenhagen, Denmark - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001590 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-0.001389, 51.477778)
point_wsg84_project = QgsPointXY(-0.001374606184398, 51.4777779999991)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Royal Greenwich Observatory, United Kingdom - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001439 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(7.58769, 47.55814)
point_wsg84_project = QgsPointXY(7.587703287209086, 47.55813999999922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Basel, Switzerland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001329 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(11.255278, 43.775278)
point_wsg84_project = QgsPointXY(11.25529042107924, 43.77527799999933)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Florenz, Italy - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001242 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(14.514722, 35.899722)
point_wsg84_project = QgsPointXY(14.51473307693308, 35.89972199999949)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Valletta, Malta - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001108 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-79.933333, 32.783333)
point_wsg84_project = QgsPointXY(-79.93332232547254, 32.78333299999955)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Charlston, South Carolina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001067 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-17.6666666, 27.733333)
point_wsg84_project = QgsPointXY(-17.66665645831515, 27.73333299999962)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ferro, Spain - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001014 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-99.133333, 19.433333)
point_wsg84_project = QgsPointXY(-99.1333234776827, 19.43333299999975)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Mexico City, Mexico - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000952 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-79.894444, 9.341667)
point_wsg84_project = QgsPointXY(-79.89443489691369, 9.341666999999882)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Colón, Panama - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000910 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-74.075833, 4.598056)
point_wsg84_project = QgsPointXY(-74.07582398803629, 4.598055999999943)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Bogotá, Colombia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000901 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(0, 0)
point_wsg84_project = QgsPointXY(0.000008983152841, 0)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Equator, Atlantic Ocean - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
print('\n12 points ''down under'' and 1 point that should be considered invalid')
point_wsg84 = QgsPointXY(-78.509722, -0.218611)
point_wsg84_project = QgsPointXY(-78.50971301678221, -0.218610999999997)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Quito, Ecuador - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(106.816667, -6.2)
point_wsg84_project = QgsPointXY(106.8166760356519, -6.199999999999922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Jakarta, Indonesia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000904 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-77.018611, -12.035)
point_wsg84_project = QgsPointXY(-77.01860181630058, -12.03499999999985)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Lima, Peru - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000918 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(25.466667, -10.716667)
point_wsg84_project = QgsPointXY(25.46667614155322, -10.71666699999986)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Kolwezi, Congo - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000914 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-70.333333, -18.483333)
point_wsg84_project = QgsPointXY(-70.3333235314429, -18.48333299999976)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Arica, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000947 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-70.666667, -33.45)
point_wsg84_project = QgsPointXY(-70.66665624452817, -33.44999999999953)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Santiago, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001076 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(144.9604, -37.8191)
point_wsg84_project = QgsPointXY(144.96041135746983741, -37.81909999999945171)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Melbourne, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001136 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(147.29, -42.88)
point_wsg84_project = QgsPointXY(147.2900122399815, -42.87999999999934)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Hobart City,Tasmania, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001224 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(168.101667, -46.899722)
point_wsg84_project = QgsPointXY(168.101680123673, -46.89972199999923)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ryan''s Creek Aerodrome, New Zealand - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001312 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-69.216667, -51.633333)
point_wsg84_project = QgsPointXY(-69.21665255700216, -51.6333329999991)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Río Gallegos, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001444 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-68.3, -54.8)
point_wsg84_project = QgsPointXY(-68.29998445081456, -54.79999999999899)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Ushuaia, Tierra del Fuego, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001555 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-63.494444, -64.825278)
point_wsg84_project = QgsPointXY(-63.49442294002932, -64.82527799999851)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Port Lockroy, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00002106 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-180, -84.863272250)
point_wsg84_project = QgsPointXY(-179.9999000000025, -84.8632722499922)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-I-> Someware, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010000 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
point_wsg84 = QgsPointXY(-180, -85.0511300)
point_wsg84_project = QgsPointXY(-179.9998962142197, -85.05112999999191)
length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2))
print('-W-> Mercator''s Last Stop, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt()))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010379 deg')
self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
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 testMeasureLineProjected(self):
# +-+
# | |
# +-+ +
# test setting/getting the source CRS
da_3068 = QgsDistanceArea()
da_wsg84 = QgsDistanceArea()
da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'))
if (da_3068.sourceCrs().isGeographic()):
da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym())
print(("setting [{}] srid [{}] description [{}]".format(u'Soldner Berlin', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description())))
self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068')
da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'))
if (da_wsg84.sourceCrs().isGeographic()):
da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym())
self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326')
print(("setting [{}] srid [{}] description [{}] isGeographic[{}]".format(u'Wsg84', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic())))
# print(("-- projectionAcronym[{}] ellipsoidAcronym[{}] toWkt[{}] mapUnits[{}] toProj4[{}]".format(da_wsg84.sourceCrs().projectionAcronym(),da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.sourceCrs().toWkt(),da_wsg84.sourceCrs().mapUnits(),da_wsg84.sourceCrs().toProj4())))
print(("Testing Position change for[{}] years[{}]".format(u'Ampelanlage - Potsdamer Platz, Verkehrsinsel', u'1924 and 1998')))
# 1924-10-24 SRID=3068;POINT(23099.49 20296.69)
# 1924-10-24 SRID=4326;POINT(13.37650707988041 52.50952361017194)
# 1998-10-02 SRID=3068;POINT(23082.30 20267.80)
# 1998-10-02 SRID=4326;POINT(13.37625537334001 52.50926345498337)
# values returned by SpatiaLite
point_soldner_1924 = QgsPointXY(23099.49, 20296.69)
point_soldner_1998 = QgsPointXY(23082.30, 20267.80)
distance_soldner_meters = 33.617379
azimuth_soldner_1924 = 3.678339
# ST_Transform(point_soldner_1924,point_soldner_1998,4326)
point_wsg84_1924 = QgsPointXY(13.37650707988041, 52.50952361017194)
point_wsg84_1998 = QgsPointXY(13.37625537334001, 52.50926345498337)
# ST_Distance(point_wsg84_1924,point_wsg84_1998,1)
distance_wsg84_meters = 33.617302
# ST_Distance(point_wsg84_1924,point_wsg84_1998)
# distance_wsg84_mapunits=0.000362
distance_wsg84_mapunits_format = QgsDistanceArea.formatDistance(0.000362, 7, QgsUnitTypes.DistanceDegrees, True)
# ST_Azimuth(point_wsg84_1924,point_wsg84_1998)
azimuth_wsg84_1924 = 3.674878
# ST_Azimuth(point_wsg84_1998,point_wsg84_1998)
azimuth_wsg84_1998 = 0.533282
# ST_Project(point_wsg84_1924,33.617302,3.674878)
# SRID=4326;POINT(13.37625537318728 52.50926345503591)
point_soldner_1998_project = QgsPointXY(13.37625537318728, 52.50926345503591)
# ST_Project(point_wsg84_1998,33.617302,0.533282)
# SRID=4326;POINT(13.37650708009255 52.50952361009799)
point_soldner_1924_project = QgsPointXY(13.37650708009255, 52.50952361009799)
distance_qpoint = point_soldner_1924.distance(point_soldner_1998)
azimuth_qpoint = point_soldner_1924.azimuth(point_soldner_1998)
point_soldner_1998_result = point_soldner_1924.project(distance_qpoint, azimuth_qpoint)
point_soldner_1924_result = QgsPointXY(0, 0)
point_soldner_1998_result = QgsPointXY(0, 0)
# Test meter based projected point from point_1924 to point_1998
length_1998_mapunits, point_soldner_1998_result = da_3068.measureLineProjected(point_soldner_1924, distance_soldner_meters, azimuth_qpoint)
self.assertEqual(point_soldner_1998_result.toString(6), point_soldner_1998.toString(6))
# Test degree based projected point from point_1924 1 meter due East
point_wsg84_meter_result = QgsPointXY(0, 0)
point_wsg84_1927_meter = QgsPointXY(13.37652180838435, 52.50952361017102)
length_meter_mapunits, point_wsg84_meter_result = da_wsg84.measureLineProjected(point_wsg84_1924, 1.0, (math.pi / 2))
self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000147 deg')
self.assertEqual(point_wsg84_meter_result.toString(7), point_wsg84_1927_meter.toString(7))
point_wsg84_1998_result = QgsPointXY(0, 0)
length_1928_mapunits, point_wsg84_1998_result = da_wsg84.measureLineProjected(point_wsg84_1924, distance_wsg84_meters, azimuth_wsg84_1924)
self.assertEqual(QgsDistanceArea.formatDistance(length_1928_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), distance_wsg84_mapunits_format)
self.assertEqual(point_wsg84_1998_result.toString(7), point_wsg84_1998.toString(7))
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')
