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openlocationcode_test.py
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openlocationcode_test.py
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# -*- coding: utf-8 -*-
# pylint: disable=redefined-builtin
from io import open
import random
import time
import unittest
from openlocationcode import openlocationcode as olc
# Location of test data files.
_TEST_DATA = 'test_data'
class TestValidity(unittest.TestCase):
def setUp(self):
self.testdata = []
headermap = {0: 'code', 1: 'isValid', 2: 'isShort', 3: 'isFull'}
tests_fn = _TEST_DATA + '/validityTests.csv'
with open(tests_fn, mode='r', encoding='utf-8') as fin:
for line in fin:
if line.startswith('#'):
continue
td = line.strip().split(',')
assert len(td) == len(
headermap), 'Wrong format of testing data: {0}'.format(line)
# all values should be booleans except the code
for i in range(1, len(headermap)):
td[i] = (td[i] == 'true')
self.testdata.append(
{headermap[i]: v for i, v in enumerate(td)})
def test_validcodes(self):
for td in self.testdata:
self.assertEqual(olc.isValid(td['code']), td['isValid'], td)
def test_fullcodes(self):
for td in self.testdata:
self.assertEqual(olc.isFull(td['code']), td['isFull'], td)
def test_shortcodes(self):
for td in self.testdata:
self.assertEqual(olc.isShort(td['code']), td['isShort'], td)
class TestShorten(unittest.TestCase):
def setUp(self):
self.testdata = []
headermap = {
0: 'fullcode',
1: 'lat',
2: 'lng',
3: 'shortcode',
4: 'testtype'
}
tests_fn = _TEST_DATA + '/shortCodeTests.csv'
with open(tests_fn, mode='r', encoding='utf-8') as fin:
for line in fin:
if line.startswith('#'):
continue
td = line.strip().split(',')
assert len(td) == len(
headermap), 'Wrong format of testing data: {0}'.format(line)
td[1] = float(td[1])
td[2] = float(td[2])
self.testdata.append(
{headermap[i]: v for i, v in enumerate(td)})
def test_full2short(self):
for td in self.testdata:
if td['testtype'] == 'B' or td['testtype'] == 'S':
self.assertEqual(
td['shortcode'],
olc.shorten(td['fullcode'], td['lat'], td['lng']), td)
if td['testtype'] == 'B' or td['testtype'] == 'R':
self.assertEqual(
td['fullcode'],
olc.recoverNearest(td['shortcode'], td['lat'], td['lng']),
td)
class TestEncoding(unittest.TestCase):
def setUp(self):
self.testdata = []
headermap = {0: 'lat', 1: 'lng', 2: 'length', 3: 'code'}
tests_fn = _TEST_DATA + '/encoding.csv'
with open(tests_fn, mode='r', encoding='utf-8') as fin:
for line in fin:
if line.startswith('#'):
continue
td = line.strip().split(',')
assert len(td) == len(
headermap), 'Wrong format of testing data: {0}'.format(line)
# first 3 keys should be numbers
for i in range(0, 3):
td[i] = float(td[i])
self.testdata.append(
{headermap[i]: v for i, v in enumerate(td)})
def test_encoding(self):
for td in self.testdata:
codelength = len(td['code']) - 1
if '0' in td['code']:
codelength = td['code'].index('0')
self.assertEqual(td['code'],
olc.encode(td['lat'], td['lng'], codelength))
class TestDecoding(unittest.TestCase):
def setUp(self):
self.testdata = []
headermap = {
0: 'code',
1: 'length',
2: 'latLo',
3: 'lngLo',
4: 'latHi',
5: 'longHi'
}
tests_fn = _TEST_DATA + '/decoding.csv'
with open(tests_fn, mode='r', encoding='utf-8') as fin:
for line in fin:
if line.startswith('#'):
continue
td = line.strip().split(',')
assert len(td) == len(
headermap), 'Wrong format of testing data: {0}'.format(line)
# all values should be numbers except the code
for i in range(1, len(headermap)):
td[i] = float(td[i])
self.testdata.append(
{headermap[i]: v for i, v in enumerate(td)})
def test_decoding(self):
precision = 10
for td in self.testdata:
decoded = olc.decode(td['code'])
self.assertEqual(round(decoded.latitudeLo, precision),
round(td['latLo'], precision), td)
self.assertEqual(round(decoded.longitudeLo, precision),
round(td['lngLo'], precision), td)
self.assertEqual(round(decoded.latitudeHi, precision),
round(td['latHi'], precision), td)
self.assertEqual(round(decoded.longitudeHi, precision),
round(td['longHi'], precision), td)
class Benchmark(unittest.TestCase):
def setUp(self):
self.testdata = []
for i in range(0, 100000):
dec = random.randint(0, 15)
lat = round(random.uniform(1, 180) - 90, dec)
lng = round(random.uniform(1, 360) - 180, dec)
length = random.randint(2, 15)
if length % 2 == 1:
length = length + 1
self.testdata.append(
[lat, lng, length,
olc.encode(lat, lng, length)])
def test_benchmark(self):
start_micros = round(time.time() * 1e6)
for td in self.testdata:
olc.encode(td[0], td[1], td[2])
duration_micros = round(time.time() * 1e6) - start_micros
print('Encoding benchmark: %d passes, %d usec total, %.03f usec each' %
(len(self.testdata), duration_micros,
duration_micros / len(self.testdata)))
start_micros = round(time.time() * 1e6)
for td in self.testdata:
olc.decode(td[3])
duration_micros = round(time.time() * 1e6) - start_micros
print('Decoding benchmark: %d passes, %d usec total, %.03f usec each' %
(len(self.testdata), duration_micros,
duration_micros / len(self.testdata)))
if __name__ == '__main__':
unittest.main()