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referee/tests/test_timing_examples.py

@@ -0,0 +1,45 @@
+"""计时锚点：附件1 表2 / 附件2 第10节示例必须逐步复现 105/111/194/199。"""
+
+from referee import CostBreakdown, LocalSimulator, Source, clear_cost, measure_cost
+from referee.timing import move_time
+
+
+def payload(id="e", **extra):
+    return dict(arena_id="default", robot_id="2026001", request_id=id, **extra)
+
+
+def measure(id="m", x=0, y=0, channel=1):
+    return payload(id, position=dict(x=x, y=y), channel=channel)
+
+
+def test_attachment_timing_example():
+    """附件2 第10节：(0,0)→(300,400) 检测ch1 → 原地检测ch2 → (300,0)清除ch3(未发现)
+    → 原地检测ch2 → /exit，虚拟时刻 105/111/194/199。"""
+    sim = LocalSimulator([Source(3, 10_000, 10_000, 1500)])  # 远源，保证"未发现"
+    sim.handle("/enter", payload())
+    assert sim.handle("/measure", measure("m1", 300, 400))[1]["virtual_time_s"] == 105
+    assert sim.handle("/measure", measure("m2", 300, 400, channel=2))[1]["virtual_time_s"] == 111
+    clear = payload("c1", position=dict(x=300, y=0), channel=3)
+    assert sim.handle("/clear", clear)[1]["virtual_time_s"] == 194
+    assert sim.handle("/measure", measure("m3", 300, 0, channel=2))[1]["virtual_time_s"] == 199
+    exit_info = sim.handle("/exit", payload("x"))[1]
+    assert exit_info["virtual_time_s"] == 199
+    assert exit_info["exit_reason"] == "user_exit"
+
+
+def test_cost_breakdown_components():
+    breakdown = measure_cost((0, 0), (300, 400), 1, 1)
+    assert (breakdown.move_s, breakdown.switch_s, breakdown.action_s) == (100.0, 0.0, 5.0)
+    breakdown = measure_cost((300, 400), (300, 400), 1, 2)
+    assert (breakdown.move_s, breakdown.switch_s, breakdown.action_s) == (0.0, 1.0, 5.0)
+    assert clear_cost((300, 400), (300, 0), success=False).action_s == 3.0
+    assert clear_cost((300, 0), (300, 0), success=True).action_s == 5.0
+    assert move_time((0, 0), (0, 50)) == 10.0
+
+
+def test_microsecond_quantization_is_per_segment():
+    """逐段按整数微秒量化后累计 [题面 附件2 4.1]，而非先加和再量化。"""
+    parts = CostBreakdown(move_s=0.0000004, switch_s=0.0000004, action_s=0.0000004)
+    assert parts.total_us == 0 + 0 + 0
+    parts = CostBreakdown(move_s=0.0000006, switch_s=0.0000006, action_s=0.0000006)
+    assert parts.total_us == 3