sharpetronics/QGIS
1
0
Fork 0
mirror of https://github.com/qgis/QGIS.git synced 2025-03-03 00:02:25 -05:00
Code Issues Packages Projects Releases Wiki Activity

Add tests for precision and removeDuplicateNodes

Browse Source
This commit is contained in:
Matthias Kuhn 2018-08-21 17:57:41 +02:00
parent 8aca375a6e
commit c49ec67c4a
1 changed files with 39 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
tests/src/python/test_qgsvectorlayer.py
View File

@ -2756,6 +2756,45 @@ class TestQgsVectorLayer(unittest.TestCase, FeatureSourceTestCase):
self.assertAlmostEqual(features[4]['virtual'], -65.32, 2)
self.assertAlmostEqual(features[4].geometry().constGet().x(), -7271389, -5)
def testPrecision(self):
layer = QgsVectorLayer("Polygon?crs=epsg:2056&field=pk:int", "vl", "memory")
layer.setGeometryPrecision(10)
geom = QgsGeometry.fromWkt('Polygon ((2596411 1224654, 2596400 1224652, 2596405 1224640, 2596410 1224641, 2596411 1224654))')
feature = QgsFeature(layer.fields())
feature.setGeometry(geom)
layer.startEditing()
layer.addFeature(feature)
self.assertGeometriesEqual(QgsGeometry.fromWkt('Polygon ((2596410 1224650, 2596400 1224650, 2596410 1224640, 2596410 1224650))'), feature.geometry(), 'geometry with unsnapped nodes', 'fixed geometry')
layer.setGeometryPrecision(0.0)
feature.setGeometry(QgsGeometry.fromWkt('Polygon ((2596411 1224654, 2596400 1224652, 2596405 1224640, 2596410 1224641, 2596411 1224654))'))
layer.addFeature(feature)
self.assertGeometriesEqual(QgsGeometry.fromWkt('Polygon ((2596411 1224654, 2596400 1224652, 2596405 1224640, 2596410 1224641, 2596411 1224654))'), feature.geometry(), 'geometry with duplicates', 'unchanged geometry')
def testRemoveDuplicateNodes(self):
layer = QgsVectorLayer("Polygon?crs=epsg:2056&field=pk:int", "vl", "memory")
layer.setRemoveDuplicateNodes(True)
geom = QgsGeometry.fromWkt('Polygon ((70 80, 80 90, 80 90, 60 50, 70 80))')
feature = QgsFeature(layer.fields())
feature.setGeometry(geom)
layer.startEditing()
layer.addFeature(feature)
self.assertGeometriesEqual(feature.geometry(), QgsGeometry.fromWkt('Polygon ((70 80, 80 90, 60 50, 70 80))'), 'fixed geometry', 'geometry with duplicates')
layer.setRemoveDuplicateNodes(False)
feature.setGeometry(QgsGeometry.fromWkt('Polygon ((70 80, 80 90, 80 90, 60 50, 70 80))'))
layer.addFeature(feature)
self.assertGeometriesEqual(feature.geometry(), QgsGeometry.fromWkt('Polygon ((70 80, 80 90, 80 90, 60 50, 70 80))'), 'unchanged geometry', 'geometry with duplicates')
def testPrecisionAndDuplicateNodes(self):
layer = QgsVectorLayer("Polygon?crs=epsg:2056&field=pk:int", "vl", "memory")
layer.setGeometryPrecision(10)
layer.setRemoveDuplicateNodes(True)
geom = QgsGeometry.fromWkt('Polygon ((2596411 1224654, 2596400 1224652, 2596402 1224653, 2596405 1224640, 2596410 1224641, 2596411 1224654))')
feature = QgsFeature(layer.fields())
feature.setGeometry(geom)
layer.startEditing()
layer.addFeature(feature)
self.assertGeometriesEqual(QgsGeometry.fromWkt('Polygon ((2596410 1224650, 2596400 1224650, 2596410 1224640, 2596410 1224650))'), feature.geometry(), 'geometry with unsnapped nodes', 'fixed geometry')
class TestQgsVectorLayerSourceAddedFeaturesInBuffer(unittest.TestCase, FeatureSourceTestCase):