def test_ST_Buffer():
data = ["POLYGON((0 0,1 0,1 1,0 0))"]
data = pandas.Series(data)
rst = arctern.ST_Buffer(data, 1.2)
expect = "POLYGON ((-0.848528137423857 0.848528137423857,0.151471862576143 1.84852813742386,0.19704327236937 1.89177379057287,0.244815530740195 1.93257515374836,0.294657697249032 1.97082039324994,0.346433157981967 2.00640468153451,0.4 2.03923048454133,0.455211400312543 2.06920782902604,0.511916028309039 2.09625454917112,0.569958460545639 2.12029651179664,0.629179606750062 2.14126781955418,0.689417145876974 2.15911099154688,0.750505971018688 2.17377712088057,0.812278641951722 2.18522600871417,0.874565844078815 2.19342627444193,0.937196852508467 2.19835544170549,1.0 2.2,1.06280314749153 2.19835544170549,1.12543415592118 2.19342627444193,1.18772135804828 2.18522600871417,1.24949402898131 2.17377712088057,1.31058285412302 2.15911099154688,1.37082039324994 2.14126781955418,1.43004153945436 2.12029651179664,1.48808397169096 2.09625454917112,1.54478859968746 2.06920782902604,1.6 2.03923048454133,1.65356684201803 2.00640468153451,1.70534230275097 1.97082039324994,1.75518446925981 1.93257515374836,1.80295672763063 1.89177379057287,1.84852813742386 1.84852813742386,1.89177379057287 1.80295672763063,1.93257515374837 1.7551844692598,1.97082039324994 1.70534230275097,2.00640468153451 1.65356684201803,2.03923048454133 1.6,2.06920782902604 1.54478859968746,2.09625454917112 1.48808397169096,2.12029651179664 1.43004153945436,2.14126781955418 1.37082039324994,2.15911099154688 1.31058285412302,2.17377712088057 1.24949402898131,2.18522600871417 1.18772135804828,2.19342627444193 1.12543415592118,2.19835544170549 1.06280314749153,2.2 1.0,2.2 0.0,2.19835544170549 -0.062803147491532,2.19342627444193 -0.125434155921184,2.18522600871417 -0.187721358048277,2.17377712088057 -0.249494028981311,2.15911099154688 -0.310582854123025,2.14126781955418 -0.370820393249937,2.12029651179664 -0.43004153945436,2.09625454917112 -0.48808397169096,2.06920782902604 -0.544788599687456,2.03923048454133 -0.6,2.00640468153451 -0.653566842018033,1.97082039324994 -0.705342302750968,1.93257515374836 -0.755184469259805,1.89177379057287 -0.80295672763063,1.84852813742386 -0.848528137423857,1.80295672763063 -0.891773790572873,1.75518446925981 -0.932575153748365,1.70534230275097 -0.970820393249937,1.65356684201803 -1.00640468153451,1.6 -1.03923048454133,1.54478859968746 -1.06920782902604,1.48808397169096 -1.09625454917112,1.43004153945436 -1.12029651179664,1.37082039324994 -1.14126781955418,1.31058285412302 -1.15911099154688,1.24949402898131 -1.17377712088057,1.18772135804828 -1.18522600871417,1.12543415592118 -1.19342627444193,1.06280314749153 -1.19835544170549,1.0 -1.2,0.0 -1.2,-0.062803147491532 -1.19835544170549,-0.125434155921184 -1.19342627444193,-0.187721358048276 -1.18522600871417,-0.24949402898131 -1.17377712088057,-0.310582854123024 -1.15911099154688,-0.370820393249936 -1.14126781955418,-0.430041539454359 -1.12029651179664,-0.488083971690959 -1.09625454917112,-0.544788599687455 -1.06920782902604,-0.6 -1.03923048454133,-0.653566842018031 -1.00640468153451,-0.705342302750966 -0.970820393249938,-0.755184469259804 -0.932575153748366,-0.802956727630628 -0.891773790572875,-0.848528137423855 -0.848528137423859,-0.891773790572871 -0.802956727630632,-0.932575153748363 -0.755184469259807,-0.970820393249935 -0.70534230275097,-1.00640468153451 -0.653566842018035,-1.03923048454132 -0.6,-1.06920782902604 -0.544788599687459,-1.09625454917112 -0.488083971690964,-1.12029651179664 -0.430041539454364,-1.14126781955418 -0.370820393249941,-1.15911099154688 -0.310582854123029,-1.17377712088057 -0.249494028981315,-1.18522600871416 -0.187721358048281,-1.19342627444193 -0.125434155921189,-1.19835544170549 -0.062803147491537,-1.2 -0.0,-1.19835544170549 0.062803147491527,-1.19342627444193 0.125434155921179,-1.18522600871417 0.187721358048272,-1.17377712088057 0.249494028981306,-1.15911099154688 0.310582854123019,-1.14126781955419 0.370820393249931,-1.12029651179664 0.430041539454355,-1.09625454917112 0.488083971690954,-1.06920782902604 0.54478859968745,-1.03923048454133 0.6,-1.00640468153451 0.653566842018027,-0.970820393249941 0.705342302750962,-0.93257515374837 0.755184469259799,-0.891773790572878 0.802956727630624,-0.848528137423857 0.848528137423857))"
assert rst[0] == expect
def test_ST_Buffer():
geo = "POLYGON ((0 0,0 1,1 1,1 0,0 0))"
arr = [geo for x in range(1, 10000001)]
data = pandas.Series(arr)
rst = arctern.ST_AsText(
arctern.ST_Buffer(arctern.ST_GeomFromText(data), 1.2))
assert len(rst) == 10000000
def ST_Buffer(geos, dfDist):
return arctern.ST_Buffer(geos, dfDist[0])
def python_test(data):
TIME_START("st_buffer")
arctern.ST_AsText(arctern.ST_Buffer(arctern.ST_GeomFromText(data), 1.2))
TIME_END("st_buffer")
return TIME_INFO()