工厂函数与引擎基本属性验证。
| 65 | |
| 66 | |
| 67 | class TestCreateEngine: |
| 68 | """工厂函数与引擎基本属性验证。""" |
| 69 | |
| 70 | def test_returns_simulation_engine_instance(self): |
| 71 | eng = _make_engine() |
| 72 | assert isinstance(eng, SimulationEngine) |
| 73 | |
| 74 | def test_autostart_false_not_running(self): |
| 75 | eng = _make_engine() |
| 76 | assert eng.running is False |
| 77 | |
| 78 | def test_leo_satellites_nonempty(self): |
| 79 | eng = _make_engine() |
| 80 | assert len(eng.leo_satellites) > 0 |
| 81 | |
| 82 | def test_ground_stations_nonempty(self): |
| 83 | eng = _make_engine() |
| 84 | assert len(eng.ground_stations) > 0 |
| 85 | |
| 86 | def test_geo_relays_nonempty(self): |
| 87 | eng = _make_engine() |
| 88 | assert len(eng.geo_relays) > 0 |
| 89 | |
| 90 | def test_seed_reproducibility_ground_stations(self): |
| 91 | """相同种子两次创建的引擎，地面站集合应完全相同。""" |
| 92 | a = _make_engine(seed=42) |
| 93 | b = _make_engine(seed=42) |
| 94 | ids_a = [g["id"] for g in a.ground_stations] |
| 95 | ids_b = [g["id"] for g in b.ground_stations] |
| 96 | assert ids_a == ids_b |
| 97 | |
| 98 | def test_different_seeds_produce_different_configs(self): |
| 99 | a = _make_engine(seed=1) |
| 100 | b = _make_engine(seed=9999) |
| 101 | ids_a = [g["id"] for g in a.ground_stations] |
| 102 | ids_b = [g["id"] for g in b.ground_stations] |
| 103 | assert ids_a != ids_b |
| 104 | |
| 105 | |
| 106 | # --------------------------------------------------------------------------- |
nothing calls this directly
no outgoing calls
no test coverage detected