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|
import os
import mapnik
import pytest
from .utilities import execution_path
@pytest.fixture(scope="module")
def setup_and_teardown():
# All of the paths used are relative, if we run the tests
# from another directory we need to chdir()
os.chdir(execution_path('.'))
yield
index = '../data/sqlite/world.sqlite.index'
if os.path.exists(index):
os.unlink(index)
if 'sqlite' in mapnik.DatasourceCache.plugin_names():
def test_attachdb_with_relative_file(setup_and_teardown):
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
# The point table and index is in the qgis_spatiallite.sqlite
# database. If either is not found, then this fails
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='point',
attachdb='scratch@qgis_spatiallite.sqlite'
)
fs = ds.featureset()
feature = fs.next()
assert feature['pkuid'] == 1
test_attachdb_with_relative_file.requires_data = True
def test_attachdb_with_multiple_files():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='attachedtest',
attachdb='scratch1@:memory:,scratch2@:memory:',
initdb='''
create table scratch1.attachedtest (the_geom);
create virtual table scratch2.idx_attachedtest_the_geom using rtree(pkid,xmin,xmax,ymin,ymax);
insert into scratch2.idx_attachedtest_the_geom values (1,-7799225.5,-7778571.0,1393264.125,1417719.375);
'''
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
# the above should not throw but will result in no features
assert feature == None
test_attachdb_with_multiple_files.requires_data = True
def test_attachdb_with_absolute_file():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
# The point table and index is in the qgis_spatiallite.sqlite
# database. If either is not found, then this fails
ds = mapnik.SQLite(file=os.getcwd() + '/../data/sqlite/world.sqlite',
table='point',
attachdb='scratch@qgis_spatiallite.sqlite'
)
fs = ds.featureset()
feature = fs.next()
assert feature['pkuid'] == 1
test_attachdb_with_absolute_file.requires_data = True
def test_attachdb_with_index():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='attachedtest',
attachdb='scratch@:memory:',
initdb='''
create table scratch.attachedtest (the_geom);
create virtual table scratch.idx_attachedtest_the_geom using rtree(pkid,xmin,xmax,ymin,ymax);
insert into scratch.idx_attachedtest_the_geom values (1,-7799225.5,-7778571.0,1393264.125,1417719.375);
'''
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_attachdb_with_index.requires_data = True
def test_attachdb_with_explicit_index():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='attachedtest',
index_table='myindex',
attachdb='scratch@:memory:',
initdb='''
create table scratch.attachedtest (the_geom);
create virtual table scratch.myindex using rtree(pkid,xmin,xmax,ymin,ymax);
insert into scratch.myindex values (1,-7799225.5,-7778571.0,1393264.125,1417719.375);
'''
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_attachdb_with_explicit_index.requires_data = True
def test_attachdb_with_sql_join():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from world_merc INNER JOIN business on world_merc.iso3 = business.ISO3 limit 100)',
attachdb='busines@business.sqlite'
)
assert len(ds.fields()) == 29
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat',
'ISO3:1',
'1995',
'1996',
'1997',
'1998',
'1999',
'2000',
'2001',
'2002',
'2003',
'2004',
'2005',
'2006',
'2007',
'2008',
'2009',
'2010']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float',
'str',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int']
fs = ds.featureset()
feature = fs.next()
assert feature.id() == 1
expected = {
1995: 0,
1996: 0,
1997: 0,
1998: 0,
1999: 0,
2000: 0,
2001: 0,
2002: 0,
2003: 0,
2004: 0,
2005: 0,
2006: 0,
2007: 0,
2008: 0,
2009: 0,
2010: 0,
# this appears to be sqlites way of
# automatically handling clashing column names
'ISO3:1': 'ATG',
'OGC_FID': 1,
'area': 44,
'fips': u'AC',
'iso2': u'AG',
'iso3': u'ATG',
'lat': 17.078,
'lon': -61.783,
'name': u'Antigua and Barbuda',
'pop2005': 83039,
'region': 19,
'subregion': 29,
'un': 28
}
for k, v in expected.items():
try:
assert feature[str(k)] == v
except:
#import pdb;pdb.set_trace()
print('invalid key/v %s/%s for: %s' % (k, v, feature))
test_attachdb_with_sql_join.requires_data = True
def test_attachdb_with_sql_join_count():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from world_merc INNER JOIN business on world_merc.iso3 = business.ISO3 limit 100)',
attachdb='busines@business.sqlite'
)
assert len(ds.fields()) == 29
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat',
'ISO3:1',
'1995',
'1996',
'1997',
'1998',
'1999',
'2000',
'2001',
'2002',
'2003',
'2004',
'2005',
'2006',
'2007',
'2008',
'2009',
'2010']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float',
'str',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int']
assert len(list(ds.all_features())) == 100
test_attachdb_with_sql_join_count.requires_data = True
def test_attachdb_with_sql_join_count2():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
'''
sqlite3 world.sqlite
attach database 'business.sqlite' as business;
select count(*) from world_merc INNER JOIN business on world_merc.iso3 = business.ISO3;
'''
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from world_merc INNER JOIN business on world_merc.iso3 = business.ISO3)',
attachdb='busines@business.sqlite'
)
assert len(ds.fields()) == 29
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat',
'ISO3:1',
'1995',
'1996',
'1997',
'1998',
'1999',
'2000',
'2001',
'2002',
'2003',
'2004',
'2005',
'2006',
'2007',
'2008',
'2009',
'2010']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float',
'str',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int']
assert len(list(ds.all_features())) == 192
test_attachdb_with_sql_join_count2.requires_data = True
def test_attachdb_with_sql_join_count3():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
'''
select count(*) from (select * from world_merc where 1=1) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3;
'''
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from (select * from world_merc where !intersects!) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3)',
attachdb='busines@business.sqlite'
)
assert len(ds.fields()) == 29
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat',
'ISO3:1',
'1995',
'1996',
'1997',
'1998',
'1999',
'2000',
'2001',
'2002',
'2003',
'2004',
'2005',
'2006',
'2007',
'2008',
'2009',
'2010']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float',
'str',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int']
assert len(list(ds.all_features())) == 192
test_attachdb_with_sql_join_count3.requires_data = True
def test_attachdb_with_sql_join_count4():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
'''
select count(*) from (select * from world_merc where 1=1) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3;
'''
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from (select * from world_merc where !intersects! limit 1) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3)',
attachdb='busines@business.sqlite'
)
assert len(ds.fields()) == 29
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat',
'ISO3:1',
'1995',
'1996',
'1997',
'1998',
'1999',
'2000',
'2001',
'2002',
'2003',
'2004',
'2005',
'2006',
'2007',
'2008',
'2009',
'2010']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float',
'str',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int',
'int']
assert len(list(ds.all_features())) == 1
test_attachdb_with_sql_join_count4.requires_data = True
def test_attachdb_with_sql_join_count5():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
'''
select count(*) from (select * from world_merc where 1=1) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3;
'''
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from (select * from world_merc where !intersects! and 1=2) as world_merc INNER JOIN business on world_merc.iso3 = business.ISO3)',
attachdb='busines@business.sqlite'
)
# nothing is able to join to business so we don't pick up business
# schema
assert len(ds.fields()) == 12
assert ds.fields() == ['OGC_FID',
'fips',
'iso2',
'iso3',
'un',
'name',
'area',
'pop2005',
'region',
'subregion',
'lon',
'lat']
assert ds.field_types() == ['int',
'str',
'str',
'str',
'int',
'str',
'int',
'int',
'int',
'int',
'float',
'float']
assert len(list(ds.all_features())) == 0
test_attachdb_with_sql_join_count5.requires_data = True
def test_subqueries():
if not os.path.exists('../data/sqlite/world.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='world_merc',
)
fs = ds.featureset()
feature = fs.next()
assert feature['OGC_FID'] == 1
assert feature['fips'] == u'AC'
assert feature['iso2'] == u'AG'
assert feature['iso3'] == u'ATG'
assert feature['un'] == 28
assert feature['name'] == u'Antigua and Barbuda'
assert feature['area'] == 44
assert feature['pop2005'] == 83039
assert feature['region'] == 19
assert feature['subregion'] == 29
assert feature['lon'] == -61.783
assert feature['lat'] == 17.078
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select * from world_merc)',
)
fs = ds.featureset()
feature = fs.next()
assert feature['OGC_FID'] == 1
assert feature['fips'] == u'AC'
assert feature['iso2'] == u'AG'
assert feature['iso3'] == u'ATG'
assert feature['un'] == 28
assert feature['name'] == u'Antigua and Barbuda'
assert feature['area'] == 44
assert feature['pop2005'] == 83039
assert feature['region'] == 19
assert feature['subregion'] == 29
assert feature['lon'] == -61.783
assert feature['lat'] == 17.078
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select OGC_FID,GEOMETRY from world_merc)',
)
fs = ds.featureset()
feature = fs.next()
assert feature['OGC_FID'] == 1
assert len(feature) == 1
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select GEOMETRY,OGC_FID,fips from world_merc)',
)
fs = ds.featureset()
feature = fs.next()
assert feature['OGC_FID'] == 1
assert feature['fips'] == u'AC'
# same as above, except with alias like postgres requires
# TODO - should we try to make this work?
# ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
# table='(select GEOMETRY,rowid as aliased_id,fips from world_merc) as table',
# key_field='aliased_id'
# )
#fs = ds.featureset()
#feature = fs.next()
# assert feature['aliased_id'] == 1
# assert feature['fips'] == u'AC'
ds = mapnik.SQLite(file='../data/sqlite/world.sqlite',
table='(select GEOMETRY,OGC_FID,OGC_FID as rowid,fips from world_merc)',
)
fs = ds.featureset()
feature = fs.next()
assert feature['rowid'] == 1
assert feature['fips'] == u'AC'
test_subqueries.requires_data = True
def test_empty_db():
if not os.path.exists('../data/sqlite/empty.db'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/empty.db',
table='empty',
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_empty_db.requires_data = True
def test_that_nonexistant_query_field_throws(**kwargs):
if not os.path.exists('../data/sqlite/empty.db'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/empty.db',
table='empty',
)
assert len(ds.fields()) == 25
assert ds.fields() == ['OGC_FID',
'scalerank',
'labelrank',
'featurecla',
'sovereignt',
'sov_a3',
'adm0_dif',
'level',
'type',
'admin',
'adm0_a3',
'geou_dif',
'name',
'abbrev',
'postal',
'name_forma',
'terr_',
'name_sort',
'map_color',
'pop_est',
'gdp_md_est',
'fips_10_',
'iso_a2',
'iso_a3',
'iso_n3']
assert ds.field_types() == ['int',
'int',
'int',
'str',
'str',
'str',
'float',
'float',
'str',
'str',
'str',
'float',
'str',
'str',
'str',
'str',
'str',
'str',
'float',
'float',
'float',
'float',
'str',
'str',
'float']
query = mapnik.Query(ds.envelope())
for fld in ds.fields():
query.add_property_name(fld)
# also add an invalid one, triggering throw
query.add_property_name('bogus')
with pytest.raises(RuntimeError):
ds.features(query)
test_that_nonexistant_query_field_throws.requires_data = True
def test_intersects_token1():
if not os.path.exists('../data/sqlite/empty.db'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/empty.db',
table='(select * from empty where !intersects!)',
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_intersects_token1.requires_data = True
def test_intersects_token2():
if not os.path.exists('../data/sqlite/empty.db'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/empty.db',
table='(select * from empty where "a"!="b" and !intersects!)',
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_intersects_token2.requires_data = True
def test_intersects_token3():
if not os.path.exists('../data/sqlite/empty.db'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/empty.db',
table='(select * from empty where "a"!="b" and !intersects!)',
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
test_intersects_token3.requires_data = True
# https://github.com/mapnik/mapnik/issues/1537
# this works because key_field is manually set
@pytest.mark.xfail(strict=False, reason="Fails on big-endian")
def test_db_with_one_text_column():
# form up an in-memory test db
wkb = '010100000000000000000000000000000000000000'
ds = mapnik.SQLite(file=':memory:',
table='test1',
initdb='''
create table test1 (alias TEXT,geometry BLOB);
insert into test1 values ("test",x'%s');
''' % wkb,
extent='-180,-60,180,60',
use_spatial_index=False,
key_field='alias'
)
assert len(ds.fields()) == 1
assert ds.fields() == ['alias']
assert ds.field_types() == ['str']
fs = list(ds.all_features())
assert len(fs) == 1
feat = fs[0]
assert feat.id() == 0 # should be 1?
assert feat['alias'] == 'test'
assert feat.geometry.to_wkt() == 'POINT(0 0)'
def test_db_with_one_untyped_column():
# form up an in-memory test db
wkb = '010100000000000000000000000000000000000000'
ds = mapnik.SQLite(file=':memory:',
table='test1',
initdb='''
create table test1 (geometry BLOB, untyped);
insert into test1 values (x'%s', 'untyped');
''' % wkb,
extent='-180,-60,180,60',
use_spatial_index=False,
key_field='rowid'
)
# ensure the untyped column is found
assert len(ds.fields()) == 2
assert ds.fields(), ['rowid' == 'untyped']
assert ds.field_types(), ['int' == 'str']
def test_db_with_one_untyped_column_using_subquery():
# form up an in-memory test db
wkb = '010100000000000000000000000000000000000000'
ds = mapnik.SQLite(file=':memory:',
table='(SELECT rowid, geometry, untyped FROM test1)',
initdb='''
create table test1 (geometry BLOB, untyped);
insert into test1 values (x'%s', 'untyped');
''' % wkb,
extent='-180,-60,180,60',
use_spatial_index=False,
key_field='rowid'
)
# ensure the untyped column is found
assert len(ds.fields()) == 3
assert ds.fields(), ['rowid', 'untyped' == 'rowid']
assert ds.field_types(), ['int', 'str' == 'int']
def test_that_64bit_int_fields_work():
if not os.path.exists('../data/sqlite/64bit_int.sqlite'):
pytest.skip('Missing data')
ds = mapnik.SQLite(file='../data/sqlite/64bit_int.sqlite',
table='int_table',
use_spatial_index=False
)
assert len(ds.fields()) == 3
assert ds.fields(), ['OGC_FID', 'id' == 'bigint']
assert ds.field_types(), ['int', 'int' == 'int']
fs = ds.featureset()
feat = fs.next()
assert feat.id() == 1
assert feat['OGC_FID'] == 1
assert feat['bigint'] == 2147483648
feat = fs.next()
assert feat.id() == 2
assert feat['OGC_FID'] == 2
assert feat['bigint'] == 922337203685477580
test_that_64bit_int_fields_work.requires_data = True
def test_null_id_field():
# silence null key warning:
# https://github.com/mapnik/mapnik/issues/1889
default_logging_severity = mapnik.logger.get_severity()
mapnik.logger.set_severity(getattr(mapnik.severity_type, "None"))
# form up an in-memory test db
wkb = '010100000000000000000000000000000000000000'
# note: the osm_id should be declared INTEGER PRIMARY KEY
# but in this case we intentionally do not make this a valid pkey
# otherwise sqlite would turn the null into a valid, serial id
ds = mapnik.SQLite(file=':memory:',
table='test1',
initdb='''
create table test1 (osm_id INTEGER,geometry BLOB);
insert into test1 values (null,x'%s');
''' % wkb,
extent='-180,-60,180,60',
use_spatial_index=False,
key_field='osm_id'
)
fs = ds.featureset()
feature = None
try:
feature = fs.next()
except StopIteration:
pass
assert feature == None
mapnik.logger.set_severity(default_logging_severity)
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