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90 lines
3.1 KiB
Python
90 lines
3.1 KiB
Python
import unittest
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from io import BytesIO
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import os
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from pmtiles.writer import Writer
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from pmtiles.reader import Reader, MemorySource
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from pmtiles.convert import (
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pmtiles_to_mbtiles,
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mbtiles_to_pmtiles,
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mbtiles_to_header_json,
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)
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from pmtiles.tile import TileType, Compression
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class TestConvert(unittest.TestCase):
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def tearDown(self):
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try:
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os.remove("test_tmp.pmtiles")
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except:
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pass
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try:
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os.remove("test_tmp.mbtiles")
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except:
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pass
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try:
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os.remove("test_tmp_2.mbtiles")
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except:
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pass
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def test_roundtrip(self):
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with open("test_tmp.pmtiles", "wb") as f:
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writer = Writer(f)
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writer.write_tile(0, b"0")
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writer.write_tile(1, b"1")
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writer.write_tile(2, b"2")
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writer.write_tile(3, b"3")
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writer.write_tile(4, b"4")
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writer.write_tile(5, b"5")
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writer.write_tile(6, b"6")
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writer.write_tile(7, b"7")
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writer.finalize(
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{
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"tile_type": TileType.MVT,
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"tile_compression": Compression.GZIP,
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"min_zoom": 0,
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"max_zoom": 2,
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"min_lon_e7": 0,
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"max_lon_e7": 0,
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"min_lat_e7": 0,
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"max_lat_e7": 0,
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"center_zoom": 0,
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"center_lon_e7": 0,
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"center_lat_e7": 0,
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},
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{"": "value"},
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)
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pmtiles_to_mbtiles("test_tmp.pmtiles", "test_tmp.mbtiles")
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mbtiles_to_pmtiles("test_tmp.mbtiles", "test_tmp_2.pmtiles", 3)
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def test_mbtiles_header(self):
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header, json_metadata = mbtiles_to_header_json(
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{
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"name": "test_name",
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"format": "pbf",
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"bounds": "-180.0,-85,180,85",
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"center": "-122.1906,37.7599,11",
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"minzoom": "1",
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"maxzoom": "2",
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"attribution": "<div>abc</div>",
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"compression": "gzip",
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"json": '{"vector_layers":[{"abc":123}],"tilestats":{"def":456}}',
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}
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)
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self.assertEqual(header["min_lon_e7"], -180 * 10000000)
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self.assertTrue(isinstance(header["min_lon_e7"], int))
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self.assertEqual(header["min_lat_e7"], -85 * 10000000)
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self.assertEqual(header["max_lon_e7"], 180 * 10000000)
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self.assertEqual(header["max_lat_e7"], 85 * 10000000)
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self.assertEqual(header["tile_type"], TileType.MVT)
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self.assertEqual(header["center_lon_e7"], -122.1906 * 10000000)
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self.assertEqual(header["center_lat_e7"], 37.7599 * 10000000)
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self.assertEqual(header["center_zoom"], 11)
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self.assertEqual(header["min_zoom"], 1)
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self.assertEqual(header["max_zoom"], 2)
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self.assertEqual(header["tile_compression"], Compression.GZIP)
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self.assertTrue("name" in json_metadata)
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self.assertTrue("format" in json_metadata)
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self.assertTrue("compression" in json_metadata)
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