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Followup c9b8ddc, add unit test
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nyalldawson committed Nov 20, 2017
1 parent 6d0f2af commit 95cf299
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16 changes: 16 additions & 0 deletions tests/src/python/
Expand Up @@ -568,6 +568,22 @@ def testRepackAtFirstSave(self):
self.assertTrue(ds.GetLayer(0).GetFeatureCount(), original_feature_count - 1)
ds = None

def testOpenWithFilter(self):
file_path = os.path.join(TEST_DATA_DIR, 'provider')
uri = '{}|layerid=0|subset="name" = \'Apple\''.format(file_path)
# ensure that no longer required ogr SQL layers are correctly cleaned up
# we need to run this twice for the incorrect cleanup asserts to trip,
# since they are triggered only when fetching an existing layer from the ogr
# connection pool
for i in range(2):
vl = QgsVectorLayer(uri)
self.assertEqual(vl.featureCount(), 1)
f = next(vl.getFeatures())
self.assertEqual(f['name'], 'Apple')
# force close of data provider
vl.setDataSource('', 'test', 'ogr')

if __name__ == '__main__':

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