def test_raster_metadata_property(self):
data = self.rs.metadata
self.assertEqual(data['DEFAULT'], {'AREA_OR_POINT': 'Area'})
self.assertEqual(data['IMAGE_STRUCTURE'], {'INTERLEAVE': 'BAND'})
# Create file-based raster from scratch
source = GDALRaster({
'datatype': 1,
'width': 2,
'height': 2,
'srid': 4326,
'bands': [{'data': range(4), 'nodata_value': 99}],
})
# Set metadata on raster and on a band.
metadata = {
'DEFAULT': {'OWNER': 'Django', 'VERSION': '1.0', 'AREA_OR_POINT': 'Point'},
}
source.metadata = metadata
source.bands[0].metadata = metadata
self.assertEqual(source.metadata['DEFAULT'], metadata['DEFAULT'])
self.assertEqual(source.bands[0].metadata['DEFAULT'], metadata['DEFAULT'])
# Update metadata on raster.
metadata = {
'DEFAULT': {'VERSION': '2.0'},
}
source.metadata = metadata
self.assertEqual(source.metadata['DEFAULT']['VERSION'], '2.0')
# Remove metadata on raster.
metadata = {
'DEFAULT': {'OWNER': None},
}
source.metadata = metadata
self.assertNotIn('OWNER', source.metadata['DEFAULT'])
def test_raster_metadata_property(self):
data = self.rs.metadata
self.assertEqual(data['DEFAULT'], {'AREA_OR_POINT': 'Area'})
self.assertEqual(data['IMAGE_STRUCTURE'], {'INTERLEAVE': 'BAND'})
# Create file-based raster from scratch
source = GDALRaster({
'datatype': 1,
'width': 2,
'height': 2,
'srid': 4326,
'bands': [{'data': range(4), 'nodata_value': 99}],
})
# Set metadata on raster and on a band.
metadata = {
'DEFAULT': {'OWNER': 'Django', 'VERSION': '1.0', 'AREA_OR_POINT': 'Point'},
}
source.metadata = metadata
source.bands[0].metadata = metadata
self.assertEqual(source.metadata['DEFAULT'], metadata['DEFAULT'])
self.assertEqual(source.bands[0].metadata['DEFAULT'], metadata['DEFAULT'])
# Update metadata on raster.
metadata = {
'DEFAULT': {'VERSION': '2.0'},
}
source.metadata = metadata
self.assertEqual(source.metadata['DEFAULT']['VERSION'], '2.0')
# Remove metadata on raster.
metadata = {
'DEFAULT': {'OWNER': None},
}
source.metadata = metadata
self.assertNotIn('OWNER', source.metadata['DEFAULT'])
def test_raster_metadata_property(self):
# Check for required gdal version.
if GDAL_VERSION < (1, 11):
msg = 'GDAL ≥ 1.11 is required for using the metadata property.'
with self.assertRaisesMessage(ValueError, msg):
self.rs.metadata
return
self.assertEqual(
self.rs.metadata,
{
'DEFAULT': {
'AREA_OR_POINT': 'Area'
},
'IMAGE_STRUCTURE': {
'INTERLEAVE': 'BAND'
}
},
)
# Create file-based raster from scratch
source = GDALRaster({
'datatype': 1,
'width': 2,
'height': 2,
'srid': 4326,
'bands': [{
'data': range(4),
'nodata_value': 99
}],
})
# Set metadata on raster and on a band.
metadata = {
'DEFAULT': {
'OWNER': 'Django',
'VERSION': '1.0',
'AREA_OR_POINT': 'Point',
},
}
source.metadata = metadata
source.bands[0].metadata = metadata
self.assertEqual(source.metadata['DEFAULT'], metadata['DEFAULT'])
self.assertEqual(source.bands[0].metadata['DEFAULT'],
metadata['DEFAULT'])
# Update metadata on raster.
metadata = {
'DEFAULT': {
'VERSION': '2.0',
},
}
source.metadata = metadata
self.assertEqual(source.metadata['DEFAULT']['VERSION'], '2.0')
# Remove metadata on raster.
metadata = {
'DEFAULT': {
'OWNER': None,
},
}
source.metadata = metadata
self.assertNotIn('OWNER', source.metadata['DEFAULT'])
def test_raster_metadata_property(self):
data = self.rs.metadata
self.assertEqual(data["DEFAULT"], {"AREA_OR_POINT": "Area"})
self.assertEqual(data["IMAGE_STRUCTURE"], {"INTERLEAVE": "BAND"})
# Create file-based raster from scratch
source = GDALRaster(
{
"datatype": 1,
"width": 2,
"height": 2,
"srid": 4326,
"bands": [{"data": range(4), "nodata_value": 99}],
}
)
# Set metadata on raster and on a band.
metadata = {
"DEFAULT": {"OWNER": "Django", "VERSION": "1.0", "AREA_OR_POINT": "Point"},
}
source.metadata = metadata
source.bands[0].metadata = metadata
self.assertEqual(source.metadata["DEFAULT"], metadata["DEFAULT"])
self.assertEqual(source.bands[0].metadata["DEFAULT"], metadata["DEFAULT"])
# Update metadata on raster.
metadata = {
"DEFAULT": {"VERSION": "2.0"},
}
source.metadata = metadata
self.assertEqual(source.metadata["DEFAULT"]["VERSION"], "2.0")
# Remove metadata on raster.
metadata = {
"DEFAULT": {"OWNER": None},
}
source.metadata = metadata
self.assertNotIn("OWNER", source.metadata["DEFAULT"])
def test_raster_metadata_property(self):
# Check for required gdal version.
if GDAL_VERSION < (1, 11):
msg = 'GDAL ≥ 1.11 is required for using the metadata property.'
with self.assertRaisesMessage(ValueError, msg):
self.rs.metadata
return
self.assertEqual(
self.rs.metadata,
{'DEFAULT': {'AREA_OR_POINT': 'Area'}, 'IMAGE_STRUCTURE': {'INTERLEAVE': 'BAND'}},
)
# Create file-based raster from scratch
source = GDALRaster({
'datatype': 1,
'width': 2,
'height': 2,
'srid': 4326,
'bands': [{'data': range(4), 'nodata_value': 99}],
})
# Set metadata on raster and on a band.
metadata = {
'DEFAULT': {'OWNER': 'Django', 'VERSION': '1.0', 'AREA_OR_POINT': 'Point', },
}
source.metadata = metadata
source.bands[0].metadata = metadata
self.assertEqual(source.metadata['DEFAULT'], metadata['DEFAULT'])
self.assertEqual(source.bands[0].metadata['DEFAULT'], metadata['DEFAULT'])
# Update metadata on raster.
metadata = {
'DEFAULT': {'VERSION': '2.0', },
}
source.metadata = metadata
self.assertEqual(source.metadata['DEFAULT']['VERSION'], '2.0')
# Remove metadata on raster.
metadata = {
'DEFAULT': {'OWNER': None, },
}
source.metadata = metadata
self.assertNotIn('OWNER', source.metadata['DEFAULT'])
