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Ticket #25072: 25072_segfault.diff

File 25072_segfault.diff, 1.3 KB (added by Daniel Wiesmann, 9 years ago)
This test leads to a segfault on my system.

diff --git a/django/contrib/gis/gdal/raster/band.py b/django/contrib/gis/gdal/raster/band.py
index f1eb50e..19f39e7 100644

-              a
+import weakref
 from ctypes import byref, c_int
 from django.contrib.gis.gdal.base import GDALBase
-…
+               class GDALBand(GDALBase):
     Wraps a GDAL raster band, needs to be obtained from a GDALRaster object.
     """
     def __init__(self, source, index):
         self.source = source
+        self.source = weakref.proxy(source)
         self._ptr = capi.get_ds_raster_band(source._ptr, index)
     @property

diff --git a/tests/gis_tests/rasterapp/test_rasterfield.py b/tests/gis_tests/rasterapp/test_rasterfield.py
index d1c015f..50d58b4 100644

                class RasterFieldTest(TransactionTestCase):
         r.refresh_from_db()
         self.assertIsNone(r.rast)
+    def test_access_band_data_direclty_from_queryset(self):
+        RasterModel.objects.create(rast=JSON_RASTER)
+        qs = RasterModel.objects.all()
+        qs[0].rast.bands[0].data()
     def test_model_creation(self):
         """
         Test RasterField through a test model.