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https://github.com/wassname/geopandas.git
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Move tests to test_geom_methods.py
For geometry tests, test both the GeoSeries and GeoDataFrame versions. If the method's input is also a GeoSeries, test the input for both GeoSeries and GeoDataFrame as well. For example, for intersects(), test the following combination of inputs: GeoSeries, GeoSeries, GeoDataFrame, GeoSeries, GeoSeries, GeoDataFrame, GeoDataFrame, GeoDataFrame Helper functions are provided to test all combinations
This commit is contained in:
@@ -0,0 +1,319 @@
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import numpy as np
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from numpy.testing import assert_array_equal
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from pandas.util.testing import assert_series_equal, assert_frame_equal
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from pandas import Series, DataFrame
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from shapely.geometry import Point, LineString, Polygon
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from shapely.geometry.collection import GeometryCollection
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from geopandas import GeoSeries, GeoDataFrame
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from geopandas.base import GeoPandasBase
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from util import (
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unittest, geom_equals, geom_almost_equals, assert_geoseries_equal
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)
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class TestGeomMethods(unittest.TestCase):
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def setUp(self):
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self.t1 = Polygon([(0, 0), (1, 0), (1, 1)])
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self.t2 = Polygon([(0, 0), (1, 1), (0, 1)])
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self.sq = Polygon([(0, 0), (1, 0), (1, 1), (0, 1)])
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self.g1 = GeoSeries([self.t1, self.sq])
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self.g2 = GeoSeries([self.sq, self.t1])
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self.g3 = GeoSeries([self.t1, self.t2])
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self.g3.crs = {'init': 'epsg:4326', 'no_defs': True}
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self.g4 = GeoSeries([self.t2, self.t1])
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self.na = GeoSeries([self.t1, self.t2, Polygon()])
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self.na_none = GeoSeries([self.t1, self.t2, None])
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self.a1 = self.g1.copy()
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self.a1.index = ['A', 'B']
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self.a2 = self.g2.copy()
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self.a2.index = ['B', 'C']
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self.esb = Point(-73.9847, 40.7484)
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self.sol = Point(-74.0446, 40.6893)
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self.landmarks = GeoSeries([self.esb, self.sol],
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crs={'init': 'epsg:4326', 'no_defs': True})
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self.l1 = LineString([(0, 0), (0, 1), (1, 1)])
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self.l2 = LineString([(0, 0), (1, 0), (1, 1), (0, 1)])
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self.g5 = GeoSeries([self.l1, self.l2])
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# Placeholder for testing, will just drop in different geometries
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# when needed
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self.gdf1 = GeoDataFrame({'geometry' : self.g1,
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'col0' : [1.0, 2.0],
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'col1' : ['geo', 'pandas']})
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self.gdf2 = GeoDataFrame({'geometry' : self.g1,
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'col3' : [4, 5],
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'col4' : ['rand', 'string']})
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def _test_unary_real(self, op, expected, a):
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fcmp = assert_series_equal
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self._test_unary(op, expected, a, fcmp)
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def _test_unary_topological(self, op, expected, a):
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if isinstance(expected, GeoPandasBase):
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fcmp = assert_geoseries_equal
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else:
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fcmp = lambda a, b: self.assert_(geom_equals(a, b))
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self._test_unary(op, expected, a, fcmp)
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def _test_binary_topological(self, op, expected, a, b, *args, **kwargs):
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if isinstance(expected, GeoPandasBase):
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fcmp = assert_geoseries_equal
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else:
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fcmp = lambda a, b: self.assert_(geom_equals(a, b))
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self._test_binary(op, expected, a, b, fcmp, *args, **kwargs)
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def _test_binary_real(self, op, expected, a, b, *args, **kwargs):
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fcmp = assert_series_equal
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self._test_binary(op, expected, a, b, fcmp, *args, **kwargs)
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def _test_binary(self, op, expected, a, b, fcmp, *args, **kwargs):
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# GeoSeries, (GeoSeries or geometry)
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result = getattr(a, op)(b, *args, **kwargs)
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fcmp(result, expected)
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# GeoDataFrame, (GeoSeries or geometry)
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gdf = self.gdf1.set_geometry(a)
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result = getattr(gdf, op)(b, *args, **kwargs)
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fcmp(result, expected)
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if isinstance(b, GeoPandasBase):
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# GeoSeries, GeoDataFrame
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gdf = self.gdf1.set_geometry(b)
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result = getattr(a, op)(gdf, *args, **kwargs)
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fcmp(result, expected)
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# GeoDataFrame, GeoDataFrame
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gdfa = self.gdf1.set_geometry(a)
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gdfb = self.gdf2.set_geometry(b)
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result = getattr(gdfa, op)(gdfb, *args, **kwargs)
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fcmp(result, expected)
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def _test_unary(self, op, expected, a, fcmp):
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# GeoSeries, (GeoSeries or geometry)
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result = getattr(a, op)
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fcmp(result, expected)
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# GeoDataFrame, (GeoSeries or geometry)
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gdf = self.gdf1.set_geometry(a)
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result = getattr(gdf, op)
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fcmp(result, expected)
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def test_intersection(self):
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self._test_binary_topological('intersection', self.t1,
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self.g1, self.g2)
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self._test_binary_topological('__and__', self.t1, self.g1, self.g2)
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def test_union_series(self):
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self._test_binary_topological('union', self.sq, self.g1, self.g2)
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self._test_binary_topological('__or__', self.sq, self.g1, self.g2)
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def test_union_polygon(self):
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self._test_binary_topological('union', self.sq, self.g1, self.t2)
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self._test_binary_topological('__or__', self.sq, self.g1, self.t2)
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def test_symmetric_difference_series(self):
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self._test_binary_topological('symmetric_difference', self.sq,
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self.g3, self.g4)
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self._test_binary_topological('__xor__', self.sq, self.g3, self.g4)
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def test_symmetric_difference_poly(self):
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expected = GeoSeries([GeometryCollection(), self.sq], crs=self.g3.crs)
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self._test_binary_topological('symmetric_difference', expected,
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self.g3, self.t1)
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def test_difference_series(self):
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expected = GeoSeries([GeometryCollection(), self.t2])
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self._test_binary_topological('difference', expected,
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self.g1, self.g2)
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self._test_binary_topological('__sub__', expected, self.g1, self.g2)
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def test_difference_poly(self):
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expected = GeoSeries([self.t1, self.t1])
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self._test_binary_topological('difference', expected,
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self.g1, self.t2)
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self._test_binary_topological('__sub__', expected,
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self.g1, self.t2)
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def test_boundary(self):
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l1 = LineString([(0, 0), (1, 0), (1, 1), (0, 0)])
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l2 = LineString([(0, 0), (1, 0), (1, 1), (0, 1), (0, 0)])
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expected = GeoSeries([l1, l2], index=self.g1.index, crs=self.g1.crs)
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self._test_unary_topological('boundary', expected, self.g1)
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def test_area(self):
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expected = Series(np.array([0.5, 1.0]), index=self.g1.index)
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self._test_unary_real('area', expected, self.g1)
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def test_bounds(self):
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# Set columns to get the order right
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expected = DataFrame({'minx': [0.0, 0.0], 'miny': [0.0, 0.0],
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'maxx': [1.0, 1.0], 'maxy': [1.0, 1.0]},
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index=self.g1.index,
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columns=['minx', 'miny', 'maxx', 'maxy'])
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result = self.g1.bounds
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assert_frame_equal(expected, result)
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gdf = self.gdf1.set_geometry(self.g1)
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result = gdf.bounds
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assert_frame_equal(expected, result)
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def test_contains(self):
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expected = np.array([True] * len(self.g1))
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assert_array_equal(expected, self.g1.contains(self.t1))
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expected = np.array([False] * len(self.g1))
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assert_array_equal(expected, self.g1.contains(Point(5,5)))
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def test_length(self):
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expected = Series(np.array([2 + np.sqrt(2), 4]), index=self.g1.index)
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self._test_unary_real('length', expected, self.g1)
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@unittest.skip('TODO')
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def test_crosses(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_disjoint(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_intersects(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_overlaps(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_touches(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_within(self):
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# TODO
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pass
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def test_is_valid(self):
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expected = Series(np.array([True] * len(self.g1)), self.g1.index)
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self._test_unary_real('is_valid', expected, self.g1)
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def test_is_empty(self):
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expected = Series(np.array([False] * len(self.g1)), self.g1.index)
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self._test_unary_real('is_empty', expected, self.g1)
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def test_is_ring(self):
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expected = Series(np.array([True] * len(self.g1)), self.g1.index)
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self._test_unary_real('is_ring', expected, self.g1)
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def test_is_simple(self):
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expected = Series(np.array([True] * len(self.g1)), self.g1.index)
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self._test_unary_real('is_simple', expected, self.g1)
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@unittest.skip('TODO')
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def test_exterior(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_interiors(self):
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# TODO
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pass
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def test_interpolate(self):
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expected = GeoSeries([Point(0.5, 1.0), Point(0.75, 1.0)])
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self._test_binary_topological('interpolate', expected, self.g5,
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0.75, normalized=True)
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expected = GeoSeries([Point(0.5, 1.0), Point(1.0, 0.5)])
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self._test_binary_topological('interpolate', expected, self.g5,
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1.5)
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def test_project(self):
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expected = Series([2.0, 1.5], index=self.g5.index)
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p = Point(1.0, 0.5)
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self._test_binary_real('project', expected, self.g5, p)
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expected = Series([1.0, 0.5], index=self.g5.index)
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self._test_binary_real('project', expected, self.g5, p,
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normalized=True)
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def test_translate_tuple(self):
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trans = self.sol.x - self.esb.x, self.sol.y - self.esb.y
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self.assert_(self.landmarks.translate(*trans)[0].equals(self.sol))
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res = self.gdf1.set_geometry(self.landmarks).translate(*trans)[0]
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self.assert_(res.equals(self.sol))
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def test_rotate(self):
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angle = 98
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expected = self.g4
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o = Point(0,0)
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res = self.g4.rotate(angle, origin=o).rotate(-angle, origin=o)
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self.assert_(geom_almost_equals(self.g4, res))
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res = self.gdf1.set_geometry(self.g4).rotate(angle, origin=Point(0,0))
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self.assert_(geom_almost_equals(expected,
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res.rotate(-angle, origin=o)))
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def test_scale(self):
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expected = self.g4
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scale = 2., 1.
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inv = tuple(1./i for i in scale)
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o = Point(0,0)
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res = self.g4.scale(*scale, origin=o).scale(*inv, origin=o)
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self.assertTrue(geom_almost_equals(expected, res))
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res = self.gdf1.set_geometry(self.g4).scale(*scale, origin=o)
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res = res.scale(*inv, origin=o)
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self.assert_(geom_almost_equals(expected, res))
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def test_skew(self):
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expected = self.g4
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skew = 45.
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o = Point(0,0)
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# Test xs
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res = self.g4.skew(xs=skew, origin=o).skew(xs=-skew, origin=o)
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self.assert_(geom_almost_equals(expected, res))
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res = self.gdf1.set_geometry(self.g4).skew(xs=skew, origin=o)
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res = res.skew(xs=-skew, origin=o)
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self.assert_(geom_almost_equals(expected, res))
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# Test ys
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res = self.g4.skew(ys=skew, origin=o).skew(ys=-skew, origin=o)
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self.assert_(geom_almost_equals(expected, res))
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res = self.gdf1.set_geometry(self.g4).skew(ys=skew, origin=o)
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res = res.skew(ys=-skew, origin=o)
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self.assert_(geom_almost_equals(expected, res))
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def test_envelope(self):
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e = self.g3.envelope
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self.assertTrue(np.alltrue(e.equals(self.sq)))
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self.assertIsInstance(e, GeoSeries)
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self.assertEqual(self.g3.crs, e.crs)
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def test_total_bounds(self):
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bbox = self.sol.x, self.sol.y, self.esb.x, self.esb.y
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self.assert_(self.landmarks.total_bounds, bbox)
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df = GeoDataFrame({'geometry': self.landmarks,
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'col1': range(len(self.landmarks))})
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self.assert_(df.total_bounds, bbox)
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@@ -65,10 +65,6 @@ class TestSeries(unittest.TestCase):
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for x in gs:
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self.assert_(x is g)
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def test_area(self):
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self.assertTrue(type(self.g1.area) is Series)
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assert_array_equal(self.g1.area.values, np.array([0.5, 1.0]))
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def test_copy(self):
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gc = self.g3.copy()
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self.assertTrue(type(gc) is GeoSeries)
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@@ -83,25 +79,6 @@ class TestSeries(unittest.TestCase):
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self.assertTrue(self.sq not in self.g3)
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self.assertTrue(5 not in self.g3)
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def test_boundary(self):
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l1 = LineString([(0, 0), (1, 0), (1, 1), (0, 0)])
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l2 = LineString([(0, 0), (1, 0), (1, 1), (0, 1), (0, 0)])
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b = self.g1.boundary
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self.assertTrue(b[0].equals(l1))
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self.assertTrue(b[1].equals(l2))
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def test_bounds(self):
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assert_array_equal(self.g1.bounds.values, np.array([[0, 0, 1, 1],
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[0, 0, 1, 1]]))
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def test_contains(self):
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self.assertTrue(np.alltrue(self.g1.contains(self.t1)))
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self.assertFalse(np.alltrue(self.g1.contains(Point([5, 5]))))
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def test_length(self):
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l = np.array([2 + np.sqrt(2), 4])
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assert_array_equal(self.g1.length.values, l)
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def test_equals(self):
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self.assertTrue(np.alltrue(self.g1.equals(self.g1)))
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assert_array_equal(self.g1.equals(self.sq), [False, True])
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@@ -128,31 +105,6 @@ class TestSeries(unittest.TestCase):
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self.assertTrue(np.alltrue(self.g1.equals_exact(self.g1, 0.001)))
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assert_array_equal(self.g1.equals_exact(self.sq, 0.001), [False, True])
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@unittest.skip('TODO')
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def test_crosses(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_disjoint(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_intersects(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_overlaps(self):
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# TODO
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pass
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@unittest.skip('TODO')
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def test_touches(self):
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# TODO
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pass
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def test_to_file(self):
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""" Test to_file and from_file """
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tempfilename = os.path.join(self.tempdir, 'test.shp')
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@@ -162,77 +114,6 @@ class TestSeries(unittest.TestCase):
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self.assertTrue(all(self.g3.equals(s)))
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# TODO: compare crs
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@unittest.skip('TODO')
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def test_within(self):
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# TODO
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pass
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def test_intersection(self):
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self.assertTrue(geom_equals(self.g1 & self.g2, self.t1))
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def test_union_series(self):
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u = self.g1.union(self.g2)
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self.assertTrue(u[0].equals(self.sq))
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self.assertTrue(u[1].equals(self.sq))
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self.assertTrue(geom_equals(u, self.g1 | self.g2))
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def test_union_polgon(self):
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u = self.g1.union(self.t2)
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self.assertTrue(u[0].equals(self.sq))
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self.assertTrue(u[1].equals(self.sq))
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def test_symmetric_difference_series(self):
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u = self.g3.symmetric_difference(self.g4)
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self.assertTrue(u[0].equals(self.sq))
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self.assertTrue(u[1].equals(self.sq))
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self.assertTrue(geom_equals(u, self.g3 ^ self.g4))
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self.assertEqual(self.g3.crs, u.crs)
|
||||
|
||||
def test_symmetric_difference_poly(self):
|
||||
u = self.g3.symmetric_difference(self.t1)
|
||||
self.assertTrue(u[0].is_empty)
|
||||
self.assertTrue(u[1].equals(self.sq))
|
||||
self.assertEqual(self.g3.crs, u.crs)
|
||||
|
||||
def test_difference_series(self):
|
||||
u = self.g1.difference(self.g2)
|
||||
self.assertTrue(u[0].is_empty)
|
||||
self.assertTrue(u[1].equals(self.t2))
|
||||
self.assertTrue(geom_equals(u, self.g1 - self.g2))
|
||||
|
||||
def test_difference_poly(self):
|
||||
u = self.g1.difference(self.t2)
|
||||
self.assertTrue(u[0].equals(self.t1))
|
||||
self.assertTrue(u[1].equals(self.t1))
|
||||
|
||||
def test_is_valid(self):
|
||||
self.assertTrue(np.alltrue(self.g1.is_valid))
|
||||
|
||||
def test_is_empty(self):
|
||||
self.assertTrue(np.alltrue(np.logical_not(self.g1.is_empty)))
|
||||
|
||||
def test_is_ring(self):
|
||||
self.assertTrue(np.alltrue(self.g1.is_ring))
|
||||
|
||||
def test_is_simple(self):
|
||||
self.assertTrue(np.alltrue(self.g1.is_simple))
|
||||
|
||||
def test_envelope(self):
|
||||
e = self.g3.envelope
|
||||
self.assertTrue(np.alltrue(e.equals(self.sq)))
|
||||
self.assertIsInstance(e, GeoSeries)
|
||||
self.assertEqual(self.g3.crs, e.crs)
|
||||
|
||||
@unittest.skip('TODO')
|
||||
def test_exterior(self):
|
||||
# TODO
|
||||
pass
|
||||
|
||||
@unittest.skip('TODO')
|
||||
def test_interiors(self):
|
||||
# TODO
|
||||
pass
|
||||
|
||||
def test_representative_point(self):
|
||||
self.assertTrue(np.alltrue(self.g1.contains(self.g1.representative_point())))
|
||||
self.assertTrue(np.alltrue(self.g2.contains(self.g2.representative_point())))
|
||||
@@ -256,54 +137,5 @@ class TestSeries(unittest.TestCase):
|
||||
# XXX: method works inconsistently for different pandas versions
|
||||
#self.na_none.fillna(method='backfill')
|
||||
|
||||
def test_interpolate(self):
|
||||
res = self.g5.interpolate(0.75, normalized=True)
|
||||
self.assertTrue(geom_equals(res, GeoSeries([Point(0.5, 1.0),
|
||||
Point(0.75, 1.0)])))
|
||||
res = self.g5.interpolate(1.5)
|
||||
self.assertTrue(geom_equals(res, GeoSeries([Point(0.5, 1.0),
|
||||
Point(1.0, 0.5)])))
|
||||
|
||||
def test_project(self):
|
||||
res = self.g5.project(Point(1.0, 0.5))
|
||||
assert_array_equal(res, [2.0, 1.5])
|
||||
res = self.g5.project(Point(1.0, 0.5), normalized=True)
|
||||
assert_array_equal(res, [1.0, 0.5])
|
||||
|
||||
def test_translate_tuple(self):
|
||||
trans = self.sol.x - self.esb.x, self.sol.y - self.esb.y
|
||||
self.assertTrue(self.landmarks.translate(*trans)[0].equals(self.sol))
|
||||
|
||||
def test_rotate(self):
|
||||
angle = 98
|
||||
res = self.g4.rotate(angle, origin=Point(0,0))
|
||||
self.assertTrue(geom_almost_equals(self.g4, res.rotate(-angle,
|
||||
origin=Point(0,0))))
|
||||
|
||||
def test_scale(self):
|
||||
scale = 2., 1.
|
||||
inv = tuple(1./i for i in scale)
|
||||
res = self.g4.scale(*scale, origin=Point(0,0))
|
||||
self.assertTrue(geom_almost_equals(self.g4, res.scale(*inv,
|
||||
origin=Point(0,0))))
|
||||
|
||||
def test_skew(self):
|
||||
skew = 45.
|
||||
res = self.g4.skew(xs=skew, origin=Point(0,0))
|
||||
self.assertTrue(geom_almost_equals(self.g4, res.skew(xs=-skew,
|
||||
origin=Point(0,0))))
|
||||
res = self.g4.skew(ys=skew, origin=Point(0,0))
|
||||
self.assertTrue(geom_almost_equals(self.g4, res.skew(ys=-skew,
|
||||
origin=Point(0,0))))
|
||||
|
||||
def test_total_bounds(self):
|
||||
bbox = self.sol.x, self.sol.y, self.esb.x, self.esb.y
|
||||
self.assertEqual(self.landmarks.total_bounds, bbox)
|
||||
self.assertEqual(self.g1.total_bounds, (0, 0, 1, 1))
|
||||
s = GeoSeries(Point(x, x) for x in xrange(5))
|
||||
self.assertEqual(s.total_bounds, (0.0, 0.0, 4.0, 4.0))
|
||||
s[0] = Point(10, 10)
|
||||
self.assertEqual(s.total_bounds, (1.0, 1.0, 10.0, 10.0))
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
Reference in New Issue
Block a user