def test_updateBlockContainerData_squareWithinAnother(self):
exterior = [[-10, 10], [10, 10], [10, -10], [-10, -10]]
shape1 = [[-1, 1], [1, 1], [1, -1], [-1, -1]]
shape2 = [[-5, 5], [-4, 5], [-4, 4], [-5, 4]]
a = CensusBlock(countyFIPS='01',
tractFIPS='01',
blockFIPS='01',
population=int('1'),
isWater=False,
geoJSONGeometry={'type': 'Polygon',
'coordinates': [exterior, shape1, shape2]})
b = CensusBlock(countyFIPS='01',
tractFIPS='01',
blockFIPS='01',
population=int('1'),
isWater=False,
geoJSONGeometry={
"type": "MultiPolygon",
"coordinates": [
[shape1],
[shape2]
]
})
blocks = [a, b]
blockContainer = CensusContainer()
blockContainer.children = blocks
self.assertEqual(blockContainer.population, 2)
self.assertEqual(blockContainer.geometry, Polygon(exterior))
def test_updateBlockContainerData_singleCircle(self):
a = CensusBlock(countyFIPS='01',
tractFIPS='01',
blockFIPS='01',
population=int('1'),
isWater=False,
geoJSONGeometry={'type': 'Polygon',
'coordinates': [[[0,0], [-1, 1], [1, 1], [1, 0]]]})
circle = Point(0,0).buffer(1) #replace the geometry
a.geometry = circle
blocks = [a]
blockContainer = CensusContainer()
blockContainer.children = blocks
self.assertEqual(blockContainer.population, 1)
self.assertEqual(blockContainer.geometry, circle)
def test_updateBlockContainerData_touchingSquares(self):
a = CensusBlock(countyFIPS='01',
tractFIPS='01',
blockFIPS='01',
population=int('1'),
isWater=False,
geoJSONGeometry={'type': 'Polygon',
'coordinates': [[[-1, 0], [-1, 1], [1, 1], [1, 0]]]})
b = CensusBlock(countyFIPS='01',
tractFIPS='01',
blockFIPS='01',
population=int('1'),
isWater=False,
geoJSONGeometry={'type': 'Polygon',
'coordinates': [[[-1, 1], [-1, 2], [1, 2], [1, 1]]]})
blocks = [a,b]
blockContainer = CensusContainer()
blockContainer.children = blocks
self.assertEqual(blockContainer.population, 2)
combinedPolygon = Polygon([(-1, 0), (-1, 2), (1, 2), (1, 0)])
self.assertEqual(blockContainer.geometry, combinedPolygon)
def __init__(self, childrenBlocks):
CensusContainer.__init__(self)
self.children = childrenBlocks
GraphObject.__init__(self, self.geometry.centroid)
self.isWater = self.getWaterPropertyFromBlocks()
AtomicBlock.atomicBlockList.append(self)
def __init__(self):
CensusContainer.__init__(self)
self.__northernChildBlocks = []
self.__westernChildBlocks = []
self.__easternChildBlocks = []
self.__southernChildBlocks = []