61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
import json
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from pathlib import Path
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from leonida.coords import SLICE, chunk_for_world, chunk_name, parse_chunk_name, pixel_to_world, slice_tiles, tile_for_world
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# Derselbe Beispielsatz wie tests/coords.test.js — JavaScript und Python dürfen nicht auseinanderlaufen.
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NAMES = json.loads((Path(__file__).resolve().parents[3] / "tests/fixtures/chunk-names.json").read_text())
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def test_tile_of_vice_beach():
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assert tile_for_world(1409.4, 2803.2) == (53, 69)
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def test_slice_covers_expected_grid():
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tiles = slice_tiles()
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assert len(tiles) == 144
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assert min(c for _, c in tiles) == 60 and max(c for _, c in tiles) == 71
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assert min(r for r, _ in tiles) == 54 and max(r for r, _ in tiles) == 65
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def test_pixel_origin_is_slice_corner():
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# Pixel (0,0) des beschnittenen Mosaiks ist die Nordwest-Ecke des Ausschnitts.
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assert pixel_to_world(0, 0) == (SLICE["x0"], SLICE["y1"])
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assert pixel_to_world(2999, 2999) == (SLICE["x0"] + 2999, SLICE["y1"] - 2999)
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def test_chunk_names_match_the_shared_examples():
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for name, i, j in NAMES["pairs"]:
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assert chunk_name(i, j) == name
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assert parse_chunk_name(name) == (i, j)
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def test_chunk_names_accept_lowercase():
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for name, i, j in NAMES["lowercase"]:
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assert parse_chunk_name(name) == (i, j)
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def test_chunk_names_reject_everything_outside_a1_to_l12():
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for name in NAMES["invalid"]:
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assert parse_chunk_name(name) is None
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assert chunk_name(12, 0) is None
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assert chunk_name(0, -1) is None
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def test_chunk_names_round_trip_for_all_144_chunks():
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for i in range(12):
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for j in range(12):
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assert parse_chunk_name(chunk_name(i, j)) == (i, j)
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def test_chunk_names_reject_invalid_index_types():
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for i, j in NAMES["invalidIndices"]:
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assert chunk_name(i, j) is None
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def test_chunk_for_world_matches_javascript():
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# Dieselben Beispiele wie tests/coords.test.js: Ecken des Ausschnitts, der Downtown-Bezugspunkt aus
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# data/districts.json in B9 und der höchste Turm, das Southeast Financial Center, in C12.
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assert chunk_for_world(-1000, 2500) == (0, 0)
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assert chunk_for_world(1999, -499) == (11, 11)
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assert chunk_for_world(-511, 254) == (1, 8)
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assert chunk_name(*chunk_for_world(-511, 254)) == "B9"
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assert chunk_name(*chunk_for_world(-461.31, -460.1)) == "C12"
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