Beispiel #1
0
    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
Beispiel #2
0
    def testMetadata(self):
        """ Test that metadata is correctly acquired from provider """

        endpoint = self.basetestpath + '/metadata_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","geometryType":"esriGeometryPoint","copyrightText":"not copyright","parentLayer":{"id":2,"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}],
        "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
         ]
        }
        """.encode('UTF-8'))

        # Create test layer
        vl = QgsVectorLayer("url='http://" + endpoint + "' crs='epsg:4326'",
                            'test', 'arcgisfeatureserver')
        self.assertTrue(vl.isValid())

        extent = QgsLayerMetadata.Extent()
        extent1 = QgsLayerMetadata.SpatialExtent()
        extent1.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(4326)
        extent1.bounds = QgsBox3d(QgsRectangle(-71.123, 66.33, -65.32, 78.3))
        extent.setSpatialExtents([extent1])
        self.assertEqual(vl.metadata().extent(), extent)

        self.assertEqual(vl.metadata().crs(),
                         QgsCoordinateReferenceSystem.fromEpsgId(4326))
        self.assertEqual(vl.metadata().identifier(),
                         'http://' + sanitize(endpoint, ''))
        self.assertEqual(vl.metadata().parentIdentifier(),
                         'http://' + self.basetestpath + '/2')
        self.assertEqual(vl.metadata().type(), 'dataset')
        self.assertEqual(vl.metadata().abstract(), 'QGIS Provider Test Layer')
        self.assertEqual(vl.metadata().title(), 'QGIS Test')
        self.assertEqual(vl.metadata().rights(), ['not copyright'])
        l = QgsLayerMetadata.Link()
        l.name = 'Source'
        l.type = 'WWW:LINK'
        l.url = 'http://' + sanitize(endpoint, '')
        self.assertEqual(vl.metadata().links(), [l])
Beispiel #3
0
    def testEquality(self):
        # spatial extent
        extent = QgsLayerMetadata.SpatialExtent()
        extent.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3111)
        extent.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 15.0)
        extent2 = QgsLayerMetadata.SpatialExtent()
        extent2.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3111)
        extent2.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 15.0)
        self.assertEqual(extent, extent2)
        extent2.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3113)
        self.assertNotEqual(extent, extent2)
        extent2.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3111)
        extent2.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 16.0)
        self.assertNotEqual(extent, extent2)

        # extent
        extent = QgsLayerMetadata.Extent()
        extent1 = QgsLayerMetadata.SpatialExtent()
        extent1.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3111)
        extent1.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 15.0)
        extent2 = QgsLayerMetadata.SpatialExtent()
        extent2.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3113)
        extent2.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 16.0)
        extent.setSpatialExtents([extent1, extent2])
        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)))
        ]
        extent.setTemporalExtents(dates)
        extent_copy = QgsLayerMetadata.Extent(extent)
        self.assertEqual(extent, extent_copy)
        extent_copy.setTemporalExtents([
            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, 48)),
                             QDateTime(QDate(2020, 12, 17), QTime(9, 30, 49)))
        ])
        self.assertNotEqual(extent, extent_copy)
        extent_copy = QgsLayerMetadata.Extent(extent)
        extent3 = QgsLayerMetadata.SpatialExtent()
        extent3.extentCrs = QgsCoordinateReferenceSystem.fromEpsgId(3113)
        extent3.bounds = QgsBox3d(5.0, 6.0, 7.0, 11.0, 13.0, 19.0)
        extent_copy.setSpatialExtents([extent1, extent3])
        self.assertNotEqual(extent, extent_copy)

        constraint = QgsLayerMetadata.Constraint('c', 'type1')
        self.assertEqual(constraint, QgsLayerMetadata.Constraint('c', 'type1'))
        self.assertNotEqual(constraint,
                            QgsLayerMetadata.Constraint('c2', 'type1'))
        self.assertNotEqual(constraint,
                            QgsLayerMetadata.Constraint('c', 'type2'))

        a = QgsLayerMetadata.Address()
        a.type = 'postal'
        a.address = '13 north rd'
        a.city = 'huxleys haven'
        a.administrativeArea = 'land of the queens'
        a.postalCode = '4123'
        a.country = 'straya!'
        a2 = QgsLayerMetadata.Address(a)
        self.assertEqual(a, a2)
        a2.type = 'postal2'
        self.assertNotEqual(a, a2)
        a2 = QgsLayerMetadata.Address(a)
        a2.address = 'address2'
        self.assertNotEqual(a, a2)
        a2 = QgsLayerMetadata.Address(a)
        a2.city = 'city'
        self.assertNotEqual(a, a2)
        a2 = QgsLayerMetadata.Address(a)
        a2.administrativeArea = 'area2'
        self.assertNotEqual(a, a2)
        a2 = QgsLayerMetadata.Address(a)
        a2.postalCode = 'postal2'
        self.assertNotEqual(a, a2)
        a2 = QgsLayerMetadata.Address(a)
        a2.country = 'country2'
        self.assertNotEqual(a, a2)

        c = QgsLayerMetadata.Contact()
        c.name = 'name'
        c.organization = 'org'
        c.position = 'pos'
        c.voice = '1500 515 555'
        c.fax = 'fax'
        c.email = 'email'
        c.role = 'role'
        a = QgsLayerMetadata.Address()
        a.type = 'postal'
        a2 = QgsLayerMetadata.Address()
        a2.type = 'street'
        c.addresses = [a, a2]
        c2 = QgsLayerMetadata.Contact(c)
        self.assertEqual(c, c2)
        c2.name = 'name2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.organization = 'org2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.position = 'pos2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.voice = 'voice2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.fax = 'fax2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.email = 'email2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.role = 'role2'
        self.assertNotEqual(c, c2)
        c2 = QgsLayerMetadata.Contact(c)
        c2.addresses = [a2]
        self.assertNotEqual(c, c2)

        # link
        l = QgsLayerMetadata.Link()
        l.name = 'name'
        l.type = 'type'
        l.description = 'desc'
        l.url = 'url'
        l.format = 'format'
        l.mimeType = 'mime'
        l.size = '112'
        l2 = QgsLayerMetadata.Link(l)
        self.assertEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.name = 'name2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.type = 'type2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.description = 'desc2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.url = 'url2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.format = 'format2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.mimeType = 'mime2'
        self.assertNotEqual(l, l2)
        l2 = QgsLayerMetadata.Link(l)
        l2.size = '113'
        self.assertNotEqual(l, l2)
    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')
Beispiel #5
0
    def testCombine(self):
        m1 = QgsLayerMetadata()
        m2 = QgsLayerMetadata()

        # should be retained
        m1.setIdentifier('i1')
        m1.combine(m2)
        self.assertEqual(m1.identifier(), 'i1')

        # should be overwritten
        m1.setIdentifier(None)
        m2.setIdentifier('i2')
        m1.combine(m2)
        self.assertEqual(m1.identifier(), 'i2')

        # should be overwritten
        m1.setIdentifier('i1')
        m2.setIdentifier('i2')
        m1.combine(m2)
        self.assertEqual(m1.identifier(), 'i2')

        m1.setParentIdentifier('pi1')
        m2.setParentIdentifier(None)
        m1.combine(m2)
        self.assertEqual(m1.parentIdentifier(), 'pi1')

        m1.setParentIdentifier(None)
        m2.setParentIdentifier('pi2')
        m1.combine(m2)
        self.assertEqual(m1.parentIdentifier(), 'pi2')

        m1.setLanguage('l1')
        m2.setLanguage(None)
        m1.combine(m2)
        self.assertEqual(m1.language(), 'l1')

        m1.setLanguage(None)
        m2.setLanguage('l2')
        m1.combine(m2)
        self.assertEqual(m1.language(), 'l2')

        m1.setType('ty1')
        m2.setType(None)
        m1.combine(m2)
        self.assertEqual(m1.type(), 'ty1')

        m1.setType(None)
        m2.setType('ty2')
        m1.combine(m2)
        self.assertEqual(m1.type(), 'ty2')

        m1.setTitle('t1')
        m2.setTitle(None)
        m1.combine(m2)
        self.assertEqual(m1.title(), 't1')

        m1.setTitle(None)
        m2.setTitle('t2')
        m1.combine(m2)
        self.assertEqual(m1.title(), 't2')

        m1.setAbstract('a1')
        m2.setAbstract(None)
        m1.combine(m2)
        self.assertEqual(m1.abstract(), 'a1')

        m1.setAbstract(None)
        m2.setAbstract('a2')
        m1.combine(m2)
        self.assertEqual(m1.abstract(), 'a2')

        m1.setHistory(['h1', 'hh1'])
        m2.setHistory([])
        m1.combine(m2)
        self.assertEqual(m1.history(), ['h1', 'hh1'])

        m1.setHistory([])
        m2.setHistory(['h2', 'hh2'])
        m1.combine(m2)
        self.assertEqual(m1.history(), ['h2', 'hh2'])

        m1.setKeywords({'words': ['k1', 'kk1']})
        m2.setKeywords({})
        m1.combine(m2)
        self.assertEqual(m1.keywords(), {'words': ['k1', 'kk1']})

        m1.setKeywords({})
        m2.setKeywords({'words': ['k2', 'kk2']})
        m1.combine(m2)
        self.assertEqual(m1.keywords(), {'words': ['k2', 'kk2']})

        m1.setContacts(
            [QgsLayerMetadata.Contact('c1'),
             QgsLayerMetadata.Contact('cc1')])
        m2.setContacts([])
        m1.combine(m2)
        self.assertEqual(
            m1.contacts(),
            [QgsLayerMetadata.Contact('c1'),
             QgsLayerMetadata.Contact('cc1')])

        m1.setContacts([])
        m2.setContacts(
            [QgsLayerMetadata.Contact('c2'),
             QgsLayerMetadata.Contact('cc2')])
        m1.combine(m2)
        self.assertEqual(
            m1.contacts(),
            [QgsLayerMetadata.Contact('c2'),
             QgsLayerMetadata.Contact('cc2')])

        m1.setLinks(
            [QgsLayerMetadata.Link('l1'),
             QgsLayerMetadata.Link('ll1')])
        m2.setLinks([])
        m1.combine(m2)
        self.assertEqual(
            m1.links(),
            [QgsLayerMetadata.Link('l1'),
             QgsLayerMetadata.Link('ll1')])

        m1.setLinks([])
        m2.setLinks(
            [QgsLayerMetadata.Link('l2'),
             QgsLayerMetadata.Link('ll2')])
        m1.combine(m2)
        self.assertEqual(
            m1.links(),
            [QgsLayerMetadata.Link('l2'),
             QgsLayerMetadata.Link('ll2')])

        m1.setFees('f1')
        m2.setFees(None)
        m1.combine(m2)
        self.assertEqual(m1.fees(), 'f1')

        m1.setFees(None)
        m2.setFees('f2')
        m1.combine(m2)
        self.assertEqual(m1.fees(), 'f2')

        m1.setConstraints([
            QgsLayerMetadata.Constraint('c1'),
            QgsLayerMetadata.Constraint('cc1')
        ])
        m2.setConstraints([])
        m1.combine(m2)
        self.assertEqual(m1.constraints(), [
            QgsLayerMetadata.Constraint('c1'),
            QgsLayerMetadata.Constraint('cc1')
        ])

        m1.setConstraints([])
        m2.setConstraints([
            QgsLayerMetadata.Constraint('c2'),
            QgsLayerMetadata.Constraint('cc2')
        ])
        m1.combine(m2)
        self.assertEqual(m1.constraints(), [
            QgsLayerMetadata.Constraint('c2'),
            QgsLayerMetadata.Constraint('cc2')
        ])

        m1.setRights(['r1', 'rr1'])
        m2.setRights([])
        m1.combine(m2)
        self.assertEqual(m1.rights(), ['r1', 'rr1'])

        m1.setRights([])
        m2.setRights(['r2', 'rr2'])
        m1.combine(m2)
        self.assertEqual(m1.rights(), ['r2', 'rr2'])

        m1.setLicenses(['li1', 'lli1'])
        m2.setLicenses([])
        m1.combine(m2)
        self.assertEqual(m1.licenses(), ['li1', 'lli1'])

        m1.setLicenses([])
        m2.setLicenses(['li2', 'lli2'])
        m1.combine(m2)
        self.assertEqual(m1.licenses(), ['li2', 'lli2'])

        m1.setEncoding('e1')
        m2.setEncoding(None)
        m1.combine(m2)
        self.assertEqual(m1.encoding(), 'e1')

        m1.setEncoding(None)
        m2.setEncoding('e2')
        m1.combine(m2)
        self.assertEqual(m1.encoding(), 'e2')

        m1.setCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
        m2.setCrs(QgsCoordinateReferenceSystem())
        m1.combine(m2)
        self.assertEqual(m1.crs().authid(), 'EPSG:3111')

        m1.setCrs(QgsCoordinateReferenceSystem())
        m2.setCrs(QgsCoordinateReferenceSystem('EPSG:3113'))
        m1.combine(m2)
        self.assertEqual(m1.crs().authid(), 'EPSG:3113')

        s = QgsLayerMetadata.SpatialExtent()
        s.bounds = QgsBox3d(1, 2, 3, 4, 5, 6)
        m1.extent().setSpatialExtents([s])
        m2.extent().setSpatialExtents([])
        m1.combine(m2)
        self.assertEqual(m1.extent().spatialExtents()[0].bounds,
                         QgsBox3d(1, 2, 3, 4, 5, 6))

        s.bounds = QgsBox3d(11, 12, 13, 14, 15, 16)
        m1.extent().setSpatialExtents([])
        m2.extent().setSpatialExtents([s])
        m1.combine(m2)
        self.assertEqual(m1.extent().spatialExtents()[0].bounds,
                         QgsBox3d(11, 12, 13, 14, 15, 16))

        s = QgsDateTimeRange(QDateTime(2020, 1, 1, 0, 0, 0),
                             QDateTime(2020, 2, 1, 0, 0, 0))
        m1.extent().setTemporalExtents([s])
        m2.extent().setTemporalExtents([])
        m1.combine(m2)
        self.assertEqual(m1.extent().temporalExtents()[0], s)

        s = QgsDateTimeRange(QDateTime(2021, 1, 1, 0, 0, 0),
                             QDateTime(2021, 2, 1, 0, 0, 0))
        m1.extent().setTemporalExtents([])
        m2.extent().setTemporalExtents([s])
        m1.combine(m2)
        self.assertEqual(m1.extent().temporalExtents()[0], s)