def test_from_file(self):
self.assertEqual(len(self.eoi.bands), 11)
for b in self.eoi.bands:
self.assertIsInstance(b, Band)
self.assertEqual(len(self.eoi.links), 3)
href = ('https://odu9mlf7d6.execute-api.us-east-1.amazonaws.com/stage/'
'stac/search?id=LC08_L1TP_107018_20181001_20181001_01_RT')
self.assertEqual(self.eoi.get_self_href(), href)
with self.assertRaises(STACError):
EOItem.from_file(self.URI_2)
def setUp(self):
self.maxDiff = None
self.URI_1 = TestCases.get_path('data-files/eo/eo-landsat-example.json')
self.URI_2 = TestCases.get_path('data-files/eo/eo-landsat-example-INVALID.json')
self.eoi = EOItem.from_file(self.URI_1)
with open(self.URI_1) as f:
self.eo_dict = json.load(f)
def test_from_item(self):
i = Item.from_file(self.URI_1)
with self.assertRaises(AttributeError):
getattr(i, 'bands')
self.assertTrue('eo:bands' in i.properties.keys())
eoi = EOItem.from_item(i)
self.assertIsNotNone(getattr(eoi, 'bands'))
with self.assertRaises(KeyError):
eoi.properties['eo:bands']
def test_get_bands(self):
eoi = EOItem.from_file(self.EO_ITEM_URI)
eoa = EOAsset.from_dict(self.EO_ASSET_DICT)
eoi.add_asset('test-asset', eoa)
self.assertEqual(eoa.owner, eoi)
bd = {
"name": "B1",
"common_name": "coastal",
"gsd": 30,
"center_wavelength": 0.44,
"full_width_half_max": 0.02
}
b1 = Band.from_dict(bd)
eoa_bands = eoa.get_bands()
compare_bands(self, b1, eoa_bands[0])
def test_validate_eo(self):
sv = SchemaValidator()
self.assertIsNone(sv.validate_dict(self.eo_dict, EOItem))
with open(self.URI_2) as f:
eo_dict_2 = json.load(f)
with self.assertRaises(ValidationError):
print('[Validation error expected] - ', end='')
sv.validate_dict(eo_dict_2, EOItem)
with TemporaryDirectory() as tmp_dir:
cat_dir = os.path.join(tmp_dir, 'catalog')
catalog = TestCases.test_case_1()
eo_item = EOItem.from_dict(self.eo_dict)
catalog.add_item(eo_item)
catalog.normalize_and_save(cat_dir, catalog_type=CatalogType.ABSOLUTE_PUBLISHED)
cat_read = Catalog.from_file(os.path.join(cat_dir, 'catalog.json'))
eo_item_read = cat_read.get_item("LC08_L1TP_107018_20181001_20181001_01_RT")
sv = SchemaValidator()
sv.validate_object(eo_item_read)
sv.validate_dict(eo_item_read.to_dict(), EOItem)
def test_read_eo_item_owns_asset(self):
item = EOItem.from_file(self.URI_1)
assert len(item.assets) > 0
for asset_key in item.assets:
self.assertEqual(item.assets[asset_key].owner, item)
def test_eo_key(self):
self.assertEqual(EOItem._eo_key(''), 'eo:')
self.assertEqual(EOItem._eo_key('dsg'), 'eo:dsg')