Add Qwen30 prefill fidelity experiment

runs/frontier-phase-factorial-v0/test_phase_factorial.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+from __future__ import annotations
+
+import importlib.util
+import sys
+from pathlib import Path
+
+
+ROOT = Path(__file__).parent
+
+
+def load(name: str):
+    path = ROOT / name
+    spec = importlib.util.spec_from_file_location(path.stem, path)
+    assert spec and spec.loader
+    module = importlib.util.module_from_spec(spec)
+    sys.modules[spec.name] = module
+    spec.loader.exec_module(module)
+    return module
+
+
+def test_percentile() -> None:
+    client = load("qwen30_prefill_client.py")
+    assert client.percentile([4.0, 1.0, 3.0, 2.0], 0.50) == 2.0
+    assert client.percentile([4.0, 1.0, 3.0, 2.0], 0.95) == 4.0
+    assert client.percentile([], 0.95) is None
+
+
+def test_grid_and_trace(tmp_path: Path) -> None:
+    surface = load("run_frontier_qwen30_prefill_surface.py")
+    assert len(surface.GRID) == 12
+    assert {config.tp for config in surface.GRID} == {1, 2, 4}
+    trace = tmp_path / "trace.csv"
+    surface.write_trace(trace, requests=3, rate=4.0)
+    lines = trace.read_text().splitlines()
+    assert len(lines) == 4
+    assert lines[1].split(",")[:3] == ["0.000000000000", "2048", "1"]
+    assert lines[3].split(",")[:3] == ["0.500000000000", "2048", "1"]