earthengine-api/python/ee/tests/featurecollection_test.py
Sufyan Abbasi f0424abe81 v0.1.242
2020-11-11 21:53:21 +00:00

117 lines
4.4 KiB
Python

#!/usr/bin/env python
"""Test for the ee.featurecollection module."""
import mock
import unittest
import ee
from ee import apitestcase
class FeatureCollectionTestCase(apitestcase.ApiTestCase):
def testConstructors(self):
"""Verifies that constructors understand valid parameters."""
from_id = ee.FeatureCollection('abcd')
self.assertEqual(
ee.ApiFunction.lookup('Collection.loadTable'), from_id.func)
self.assertEqual({'tableId': 'abcd'}, from_id.args)
from_id_and_geom_column = ee.FeatureCollection('abcd', 'xyz')
self.assertEqual(
ee.ApiFunction.lookup('Collection.loadTable'),
from_id_and_geom_column.func)
self.assertEqual({
'tableId': 'abcd',
'geometryColumn': 'xyz'
}, from_id_and_geom_column.args)
geometry = ee.Geometry.Point(1, 2)
feature = ee.Feature(geometry)
geo_json = {'type': 'FeatureCollection', 'features': [geometry.toGeoJSON()]}
from_geometries = ee.FeatureCollection([geometry])
from_single_geometry = ee.FeatureCollection(geometry)
from_features = ee.FeatureCollection([feature])
from_single_feature = ee.FeatureCollection(feature)
from_geo_json = ee.FeatureCollection(geo_json)
self.assertEqual(from_geometries, from_single_geometry)
self.assertEqual(from_geometries, from_features)
self.assertEqual(from_geometries, from_single_feature)
self.assertEqual(from_geometries, from_geo_json)
self.assertEqual(ee.ApiFunction.lookup('Collection'), from_geometries.func)
self.assertEqual({'features': [feature]}, from_geometries.args)
# Test a computed list object.
l = ee.List([feature]).slice(0)
from_list = ee.FeatureCollection(l)
self.assertEqual({'features': l}, from_list.args)
from_computed_object = ee.FeatureCollection(
ee.ComputedObject(None, {'x': 'y'}))
self.assertEqual({'x': 'y'}, from_computed_object.args)
def testGetMapId(self):
"""Verifies that getMap() uses Collection.draw to draw."""
collection = ee.FeatureCollection('test5')
mapid = collection.getMapId({'color': 'ABCDEF'})
manual = ee.ApiFunction.call_('Collection.draw', collection, 'ABCDEF')
self.assertEqual('fakeMapId', mapid['mapid'])
self.assertEqual(manual, mapid['image'])
def testDownload(self):
"""Verifies that Download ID and URL generation."""
ee.FeatureCollection('test7').getDownloadURL('csv')
self.assertEqual('/table', self.last_table_call['url'])
self.assertEqual(ee.FeatureCollection('test7').serialize(),
self.last_table_call['data']['table'].serialize())
ee.FeatureCollection('test8').getDownloadURL(
'json', 'bar, baz', 'qux')
self.assertEqual(
ee.FeatureCollection('test8').serialize(),
self.last_table_call['data']['table'].serialize())
self.assertEqual('JSON', self.last_table_call['data']['format'])
self.assertEqual('bar, baz', self.last_table_call['data']['selectors'])
self.assertEqual('qux', self.last_table_call['data']['filename'])
self.assertEqual(
ee.FeatureCollection('test7').getDownloadUrl('csv'),
ee.FeatureCollection('test7').getDownloadURL('csv'))
def testDownloadTableWithCloudApi(self):
cloud_api_resource = mock.MagicMock()
with apitestcase.UsingCloudApi(cloud_api_resource=cloud_api_resource):
create_table_response = {'name': 'table_name'}
cloud_api_resource.projects().tables().create().execute.return_value = (
create_table_response)
fc = ee.FeatureCollection([ee.Feature(None, {'foo': 'bar'})])
result = ee.data.getTableDownloadId({
'table': fc, 'selectors': 'foo', 'format': 'CSV',
})
url = ee.data.makeTableDownloadUrl(result)
self.assertDictEqual(result, {'docid': '5', 'token': '6'})
self.assertEqual(url, '/v1alpha/5:getFeatures')
def testSelect(self):
def equals(c1, c2):
self.assertEqual(c1.serialize(), c2.serialize())
fc = ee.FeatureCollection(ee.Feature(ee.Geometry.Point(0, 0), {'a': 5}))
equals(fc.select('a'), fc.select(['a']))
equals(fc.select('a', 'b'), fc.select(['a', 'b']))
equals(fc.select('a', 'b', 'c'), fc.select(['a', 'b', 'c']))
equals(fc.select('a', 'b', 'c', 'd'), fc.select(['a', 'b', 'c', 'd']))
equals(fc.select(['a']), fc.select(['a'], None, True))
equals(fc.select(['a'], None, False),
fc.select(propertySelectors=['a'], retainGeometry=False))
if __name__ == '__main__':
unittest.main()