Files
CelerisLab/tests/unit/test_refined_dfg.py
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669 lines
30 KiB
Python

"""CPU-only contract tests. These are not CUDA or DFG acceptance evidence."""
import json
import sys
from pathlib import Path
import numpy as np
import unittest
sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "validation"))
sys.path.insert(0, str(Path(__file__).resolve().parent))
import run_refined_dfg as r
from historical_tree import historical_tree
from tempfile import TemporaryDirectory
h, periodic = r.helpers(r.DEFAULT_SOURCE)
def test_source_pin():
historical = json.loads((r.HERE / "data/refined_dfg/source_manifest.json").read_text())
assert historical["commit"].startswith("cd3a657")
mrt_history = json.loads((r.HERE / "data/refined_dfg/source_manifest_mrt.json").read_text())
assert mrt_history["commit"].startswith("3ea131e")
with unittest.TestCase().assertRaisesRegex(RuntimeError, "Source mismatch"):
r.verify_source(r.DEFAULT_SOURCE, "MRT", "window")
with unittest.TestCase().assertRaisesRegex(RuntimeError, "Source mismatch"):
r.verify_source(r.DEFAULT_SOURCE, "MRT")
with unittest.TestCase().assertRaisesRegex(RuntimeError, "Source mismatch"):
r.verify_source(r.DEFAULT_SOURCE, "SRT")
with TemporaryDirectory() as directory:
for collision, mode, prefix in (
("SRT", "last_base_step", "cd3a657"),
("MRT", "last_base_step", "3ea131e"),
("MRT", "window", "a233c90"),
):
name = {"SRT": "source_manifest.json", "MRT": "source_manifest_mrt.json"}[collision]
name = "source_manifest_window.json" if mode == "window" else name
commit = json.loads((r.HERE / "data/refined_dfg" / name).read_text())["commit"]
assert commit.startswith(prefix)
root = historical_tree(commit, Path(directory) / commit)
assert r.verify_source(root, collision, mode)["commit"] == commit
def test_matched_units_and_planes():
p = r.plan(h)
c = p["root"]
f = p["uniform"]
assert c["nx"] == 881 and c["ny"] == 166
assert f["nx"] == 1761 and f["ny"] == 330
assert c["dx"] / 2 == f["dx"] and c["dt"] / 2 == f["dt"]
assert np.isclose(c["viscosity"] * c["dx"] ** 2 / c["dt"], 0.001)
assert np.isclose(f["viscosity"] * f["dx"] ** 2 / f["dt"], 0.001)
assert np.isclose((p["body_root_edge"][0] - 0.5) * c["dx"], 0.2)
assert np.isclose((p["body_root_edge"][1] - 1) * c["dx"], 0.2)
assert np.isclose((165 - 1) * c["dx"], 0.41)
assert np.isclose((880.5 - 0.5) * c["dx"], 2.2)
assert np.isclose(2 * p["radius_root"] * c["dx"], 0.1)
def test_same_numerics():
c, _, _ = r.config(h, 40)
f, _, _ = r.config(h, 80)
assert c["method"] == f["method"]
m = c["method"]
assert m["collision"] == "SRT" and m["streaming"] == "double_buffer"
assert m["store_precision"] == "FP32" and m["ddf_shifting"]
assert not m["les"]["enabled"]
assert m["inlet"]["scheme"] == "zou_he_local"
assert m["outlet"]["mode"] == "neq_extrap" and m["outlet"]["srt_neq_damp"] == 0.5
assert not m["outlet"]["backflow_clamp"]
def test_actual_geometry_guards():
cfg, pair, body, host = r.host_geometry(r.DEFAULT_SOURCE, h)
assert pair.fine_shape == (240, 568)
assert np.allclose(
host.objects[0].geometry.center,
[
(80.5 - pair.fine_origin[0]) / 0.5 - 0.5,
(81 - pair.fine_origin[1]) / 0.5 - 0.5,
],
)
assert cfg.nx % r.BASE_BLOCK[1] == 0 and cfg.ny % r.BASE_BLOCK[0] == 0
assert len(host.boundary_cells) > 0
def test_physical_leaf_mass_excludes_covered_and_halo():
c = np.full((9, 4, 4), 1 / 9)
f = np.full((9, 8, 8), 1 / 9)
cm = np.ones((4, 4), bool)
cm[1:3, 1:3] = False
fm = np.zeros((8, 8), bool)
fm[2:6, 2:6] = True
c[:, ~cm] = np.nan
f[:, ~fm] = np.nan
assert np.isclose(r.leaf_mass([c, f], 2, [cm, fm]), 64)
f[:, 3, 3] = np.nan
with unittest.TestCase().assertRaisesRegex(ValueError, "Nonfinite"):
r.leaf_mass([c, f], 2, [cm, fm])
def test_force_impulse_interval_scaling():
from CelerisLab.lbm.raw_exchange import summarize_exchange
# Two fine substeps each j=(2,4), h=.5 => root impulse=(1,2).
result = summarize_exchange(
[[1.0, 2.0, 0.0, 0.0]],
[0],
[False],
body_id=0,
level=1,
h=0.5,
time_end=8,
window="last_base_step",
reference_center=(80.5, 81.0),
)
assert result["sample_count"] == 2 and result["time_start"] == 7
np.testing.assert_allclose(result["total"]["force"], [1, 2])
assert result["units"] == "base_lattice_per_unit_depth"
# Force unit scales dx^3/dt^2, thus uniform fine force is twice root.
root_cd = 1 / (0.5 * r.SPEED**2 * 40)
fine_cd = 2 / (0.5 * r.SPEED**2 * 80)
assert root_cd == fine_cd
def test_pressure_local_frame_and_units():
_, pair, _, _ = r.host_geometry(r.DEFAULT_SOURCE, h)
center = [
(80.5 - pair.fine_origin[0]) / 0.5 - 0.5,
(81 - pair.fine_origin[1]) / 0.5 - 0.5,
]
p = {"center": center, "radius": 40.0, "mean_speed": r.SPEED}
yy, xx = np.indices(pair.fine_shape)
rho = 1 + 1e-7 * xx
probes = h.pressure_probes(rho, np.ones(pair.fine_shape, bool), p)
assert np.isclose(probes["dp"], -80e-7 / (3 * r.SPEED**2))
def test_initializer_coordinates_and_rest_ghosts():
g = r.initial_state((166, 881), (0, 0), 1, root=True)
rho, ux, uy = r.macros(g)
assert np.max(abs(rho - 1)) < 1e-14
assert np.max(abs(uy)) == 0
assert np.max(abs(ux[[0, -1]])) == 0
assert np.isclose(ux[81, 50], 6 * r.SPEED * (80.5 / 164) * (1 - 80.5 / 164))
def test_axis_specific_sampling_phase():
_, pair, _, _ = r.host_geometry(r.DEFAULT_SOURCE, h)
assert pair.fine_origin == (38.0, 22.0)
j = np.arange(pair.fine_shape[1])
k = np.arange(pair.fine_shape[0])
fine_x = (pair.fine_origin[0] + (j + 0.5) / 2 - 0.5) * 0.0025
fine_y = (pair.fine_origin[1] + (k + 0.5) / 2 - 1) * 0.0025
np.testing.assert_allclose(fine_x / 0.00125, j + 75.5, atol=1e-12)
np.testing.assert_allclose(fine_y / 0.00125, (k + 43) - 0.5, atol=1e-12)
np.testing.assert_allclose(fine_x - (j + 75) * 0.00125, 0.5 * 0.00125, atol=1e-15)
np.testing.assert_allclose(fine_y - ((k + 43) - 0.5) * 0.00125, 0, atol=1e-15)
def frozen_manifest(observation_mode):
"""Frozen MRT manifest JSON as recorded, without hashing the working tree."""
name = "source_manifest_window.json" if observation_mode == "window" else "source_manifest_mrt.json"
return json.loads((r.HERE / "data/refined_dfg" / name).read_text())
def selected_manifest(collision, observation_mode):
"""The frozen manifest verify_source selects for (collision, observation_mode).
Source identity is owned by test_source_pin; this reads no checkout files.
"""
return r.source_manifest(collision, observation_mode)
def test_full_requires_completed_pilot():
with unittest.TestCase().assertRaisesRegex(ValueError, "pilot-results"):
r.verify_pilot(None, frozen_manifest("window"))
def pilot_fixture(path, observation_mode="window", jet_scenario="none", case_selection="both", uniform_diameter=80, placement="wide"):
"""Synthetic contract fixture only; never a physical result or run receipt."""
# Receipt-logic fixture: the frozen manifest verify_source returns for a matching tree.
# Source identity itself is checked only by test_source_pin.
manifest = (r.verify_source(r.DEFAULT_SOURCE, "MRT", "window", jet_scenario)
if observation_mode == "window" and jet_scenario != "none" else
frozen_manifest(observation_mode))
selection = dict(case_selection=case_selection, uniform_diameter=uniform_diameter, placement=placement)
(path / "plan.json").write_text(
json.dumps(
dict(
source_manifest=manifest,
**selection,
collision="MRT",
jet_scenario=jet_scenario,
observation_mode=observation_mode,
bounds_root_edge=list(r.PLACEMENTS[placement]),
runner_sha256=r.runner_hash(),
)
)
)
for case, diameter in r.selected_cases(case_selection, uniform_diameter):
dest = path / case
dest.mkdir()
interval = round(0.02 * diameter / r.SPEED)
rows = [
dict(
step=(i + 1) * interval,
tstar=(i + 1) * 0.02,
tstar_force=(i + 0.5) * 0.02,
cd=3.2,
cl=0.1,
dp=2.0,
mass=0.8,
rho_min=0.99,
rho_max=1.01,
max_mach=0.03,
flux_in=0.4,
flux_out=0.4,
rho_front=1.0,
rho_back=1.0,
)
for i in range(250)
]
(dest / "summary.json").write_text(
json.dumps(
dict(
case=case,
**selection,
collision="MRT",
jet_scenario=jet_scenario,
observation_mode=observation_mode,
mode="pilot",
status="pilot_complete",
healthy=True,
steps=250 * interval,
history=rows,
startup_seconds=1.0,
wall_seconds=11.0,
step_seconds=9.0,
)
)
)
(dest / "ready.json").write_text(
json.dumps(
dict(
case=case,
**selection,
collision="MRT",
jet_scenario=jet_scenario,
observation_mode=observation_mode,
mode="pilot",
step=interval,
runner_sha256=r.runner_hash(),
all_runtime_and_observation_paths_exercised=True,
)
)
)
return manifest
def test_pilot_validation_and_calibration():
from tempfile import TemporaryDirectory
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path)
assert r.verify_pilot(path, manifest, "MRT", "window") == 3606.0
def test_reject_malformed_pilot_receipts():
from tempfile import TemporaryDirectory
from copy import deepcopy
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path)
receipt = path / "uniform/summary.json"
valid = json.loads(receipt.read_text())
mutations = [
lambda s: s.update(case="refined"),
lambda s: s.update(mode="full"),
lambda s: s.update(healthy="true"),
lambda s: s.update(steps=1),
lambda s: s["history"].pop(),
lambda s: s["history"][1].update(step=160),
lambda s: s["history"][-1].update(tstar=float("nan")),
lambda s: s["history"][0].update(cd=float("inf")),
lambda s: s["history"][0].update(max_mach=0.3),
lambda s: s["history"][0].update(tstar_force=0.02),
lambda s: s.update(wall_seconds=0),
]
for mutate in mutations:
bad = deepcopy(valid)
mutate(bad)
receipt.write_text(json.dumps(bad))
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window")
# Exact reviewer regression: previously accepted NaN endpoint.
receipt.write_text(
json.dumps(
dict(
status="pilot_complete",
healthy=True,
history=[{"tstar": float("nan")}],
)
)
)
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window")
receipt.write_text(json.dumps(valid))
(path / "uniform/ready.json").write_text("{}")
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window")
def test_strict_finite_json_and_deadline():
from tempfile import TemporaryDirectory
with TemporaryDirectory() as tmp:
p = Path(tmp) / "bad.json"
for data in ('{"x": NaN}', '{"x": Infinity}', '{"x": 1e999}'):
p.write_text(data)
with unittest.TestCase().assertRaises(ValueError):
r.read_finite_json(p)
with unittest.TestCase().assertRaises(TimeoutError):
r.check_deadline(0)
r.check_deadline(float("inf"))
def test_pressure_probes_actual_body_mask():
from CelerisLab.lbm.descriptors import SOLID
from CelerisLab.lbm.refinement import ACTIVE
_, pair, _, host = r.host_geometry(r.DEFAULT_SOURCE, h)
fluid = (pair.fine_kind == ACTIVE) & (
(host.flags.reshape(pair.fine_shape) & SOLID) == 0
)
p = dict(center=host.objects[0].geometry.center, radius=40.0, mean_speed=r.SPEED)
assert h.pressure_probes(np.ones(pair.fine_shape), fluid, p)["dp"] == 0.0
def test_matched_mrt_selection():
for diameter in (40, 80):
srt, sbody, sp = r.config(h, diameter)
mrt, mbody, mp = r.config(h, diameter, "MRT")
assert mrt["method"]["collision"] == "MRT"
mrt["method"]["collision"] = "SRT"
assert mrt == srt and mbody == sbody and mp == sp
srt_plan, mrt_plan = r.plan(h), r.plan(h, "MRT")
for key in ("root", "uniform", "bounds_root_edge", "finest_dx_m", "finest_dt_s"):
assert srt_plan[key] == mrt_plan[key]
assert "q2/6/8" in mrt_plan["outlet"] and "all nine" in srt_plan["outlet"]
cfg, pair, _, host = r.host_geometry(r.DEFAULT_SOURCE, h, "MRT")
assert cfg.collision == "MRT" and pair.fine_shape == (240, 568)
assert len(host.boundary_cells) > 0
def test_reject_collision_receipts():
from tempfile import TemporaryDirectory
for rel in ("plan.json", "uniform/summary.json", "refined/summary.json",
"uniform/ready.json", "refined/ready.json"):
for invalid in ("SRT", None):
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path)
receipt = path / rel
record = json.loads(receipt.read_text())
if invalid is None:
record.pop("collision")
else:
record["collision"] = invalid
receipt.write_text(json.dumps(record))
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window")
def test_record_actual_checkout_separately():
from source_provenance import checkout_provenance
actual = checkout_provenance(r.DEFAULT_SOURCE)
assert len(actual["checkout_revision"]) == 40
assert isinstance(actual["checkout_dirty"], bool)
assert selected_manifest("MRT", "window")["production_origin_commit"].startswith("d930")
def test_window_plan_preserves_physics():
for collision in ("SRT", "MRT"):
baseline = r.plan(h, collision)
window = r.plan(h, collision, "window")
assert baseline.pop("observation_mode") == "last_base_step"
assert window.pop("observation_mode") == "window"
assert baseline == window
assert selected_manifest(collision, "window")["observation_mode"] == "window"
with unittest.TestCase().assertRaises(ValueError):
r.verify_source(r.DEFAULT_SOURCE, "MRT", "unknown")
def test_reject_observation_mode_receipts():
from tempfile import TemporaryDirectory
for mode, other in (("window", "last_base_step"), ("last_base_step", "window")):
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path, mode)
assert r.verify_pilot(path, manifest, "MRT", mode) == 3606.0
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", other)
for rel in ("plan.json", "uniform/summary.json", "refined/summary.json",
"uniform/ready.json", "refined/ready.json"):
for invalid in (other, None):
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path, mode)
receipt = path / rel
record = json.loads(receipt.read_text())
if invalid is None:
record.pop("observation_mode")
else:
record["observation_mode"] = invalid
receipt.write_text(json.dumps(record))
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", mode)
class ExchangeFixture:
"""Synthetic interval ledger for orchestration tests, not a solver or GPU result."""
def __init__(self):
self.step_count = 11
self.events = []
self.begin = None
self.override = {}
def start_exchange_window(self):
self.begin = self.step_count
self.events.append(("start", self.step_count))
def step(self, n):
self.events.append(("step", n))
self.step_count += n
def result(self, start, window):
from CelerisLab.lbm.raw_exchange import summarize_exchange
total = sum(range(start + 1, self.step_count + 1))
result = summarize_exchange([[total, -2*total, 0., 0.]], [0], [False],
body_id=0, level=1, h=.5, time_end=self.step_count, window=window,
reference_center=(80.5, 81.),
**({"duration": self.step_count-start} if window == "window" else {}))
result.update(self.override)
return result
def read_exchange_window(self, body_id, *, level):
assert body_id == 0 and level == 1
self.events.append(("read_window", self.step_count))
return self.result(self.begin, "window")
def read_raw_exchange(self, body_id, *, level, window):
assert body_id == 0 and level == 1 and window == "last_base_step"
self.events.append(("read_raw", self.step_count))
return self.result(self.step_count-1, window)
def test_window_interval_impulse_sampling_and_units():
base, window = ExchangeFixture(), ExchangeFixture()
for n in (80, 2000, 3): # Pilot/dense, early full, and final partial interval.
begin = base.step_count
a = r.advance_refined_interval(base, n, float("inf"), "last_base_step")
w = r.advance_refined_interval(window, n, float("inf"), "window")
np.testing.assert_array_equal(w, a)
expected = sum(range(begin+1, begin+n+1))
np.testing.assert_array_equal(w, [expected, -2*expected])
den = .5 * r.SPEED**2 * 40
np.testing.assert_array_equal(w/n/den, a/n/den)
assert window.step_count == base.step_count == begin+n
assert window.events[-3:] == [("start", begin), ("step", n), ("read_window", begin+n)]
assert (begin+n/2)*r.SPEED/40 == (window.step_count-n/2)*r.SPEED/40
assert not any(event[0] == "read_raw" for event in window.events)
def test_window_contract_rejection():
for key, value in (("units", "local"), ("window", "last_base_step"),
("sample_count", 2), ("time_start", 0), ("time_end", 0), ("dt", 1.)):
backend = ExchangeFixture()
backend.override[key] = value
with unittest.TestCase().assertRaisesRegex(RuntimeError, "window force"):
r.advance_refined_interval(backend, 80, float("inf"), "window")
backend = ExchangeFixture()
with unittest.TestCase().assertRaises(TimeoutError):
r.advance_refined_interval(backend, 80, 0, "window")
assert not backend.events
def test_public_jet_configuration_and_geometry():
for diameter, center, radius in ((40, (80.5, 81), 20), (80, (160, 160.5), 40)):
cfg, _, _ = r.config(h, diameter, "MRT", "fixed")
assert not cfg["method"]["ddf_shifting"] and not cfg["method"]["les"]["enabled"]
jets = r.public_jets(center, radius, "fixed")
assert [j.amplitude for j in jets] == [.001, -.001]
assert all(j.field.inward is False and j.profile == "parabolic" for j in jets)
assert all(j.region.r_max == radius * 1.005 for j in jets)
assert all(j.amplitude == 0 for j in r.public_jets(center, radius, "zero"))
cfg, _, _, host = r.host_geometry(r.DEFAULT_SOURCE, h, "MRT", "fixed")
assert not cfg.ddf_shifting and len(host.boundary_cells) > 0
assert r.public_jets((0, 0), 1, "none") == ()
with unittest.TestCase().assertRaises(ValueError):
r.config(h, 40, "SRT", "fixed")
def test_public_jet_reversal_boundary_and_windows():
from types import SimpleNamespace
calls = []
handle = SimpleNamespace(set_jet_amplitude=lambda i, a: calls.append((i, a)))
for diameter in (40, 80):
boundary = round(250 * diameter / r.SPEED)
assert r.jet_interval(handle, "fixed", boundary - 3, 80, diameter) == (3, None)
switch = round(300 * diameter / r.SPEED)
assert r.jet_interval(handle, "reverse", switch - 3, 80, diameter) == (3, None)
assert not calls
n, event = r.jet_interval(handle, "reverse", switch, 80, diameter)
assert n == 80 and event["step"] == switch and event["tstar"] == 300
assert calls == [(0, -.001), (1, .001)]
calls.clear()
assert r.jet_interval(handle, "reverse", switch + 80, 80, diameter) == (80, None)
assert r.jet_interval(handle, "fixed", switch, 80, diameter) == (80, None)
assert not calls
refined_calls = []
refined = SimpleNamespace(set_jet_amplitude=lambda i, a, *, level: refined_calls.append((i, a, level)))
n, event = r.jet_interval(refined, "reverse", switch, 80, diameter, level=1)
assert n == 80 and event["step"] == switch and event["tstar"] == 300
assert refined_calls == [(0, -.001, 1), (1, .001, 1)]
rows = [dict(tstar=t, tstar_force=t - .5, cd=2.0, cl=-.1) for t in range(251, 306)]
windows = r.jet_diagnostics(rows, "reverse")
assert len(windows) == 6 and all(w["complete"] for w in windows)
assert all(w["cd"]["mean"] == 2 and np.isclose(w["cl"]["mean"], -.1) for w in windows)
assert windows[-1]["covered_tstar"] == 5
with unittest.TestCase().assertRaisesRegex(ValueError, "crosses"):
r.jet_diagnostics([dict(tstar=250.5, tstar_force=250, cd=1, cl=0)], "fixed")
assert r.plan(h, "MRT", "window", "reverse")["modes"]["full_tstar"] == 305
def test_public_jet_source_and_pilot_separation():
from tempfile import TemporaryDirectory
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path, jet_scenario="fixed")
assert manifest["source_capture"].startswith("current checkout")
assert len(manifest["checkout_revision"]) == 40
assert r.verify_pilot(path, manifest, "MRT", "window", "fixed") == 3606.0
for scenario in ("none", "zero", "reverse"):
with unittest.TestCase().assertRaisesRegex(ValueError, "Jet scenario"):
r.verify_pilot(path, manifest, "MRT", "window", scenario)
for relative in ("uniform/summary.json", "refined/ready.json"):
receipt = path / relative
record = json.loads(receipt.read_text())
receipt.write_text(json.dumps(dict(record, jet_scenario="zero")))
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window", "fixed")
receipt.write_text(json.dumps(record))
with unittest.TestCase().assertRaises(ValueError):
r.verify_source(r.DEFAULT_SOURCE, "MRT", "last_base_step", "fixed")
def test_cv_snapshot_common_units_and_window_endpoints():
records = []
for refined, shape, origin, diameter, impulse in (
(True, (240, 568), (38., 22.), 40, [4., -8.]),
(False, (330, 1761), (.25, .5), 80, [16., -32.]),
(False, (658, 3521), (.375, .75), 160, [64., -128.]),
):
rho, ux, uy, fluid = np.ones(shape), np.full(shape, .01), np.zeros(shape), np.ones(shape, bool)
begin, n = round(290*diameter/r.SPEED), round(.02*diameter/r.SPEED)
record = r.cv_snapshot(rho, ux, uy, fluid, origin, refined, begin, n, diameter, impulse)
records.append(record)
np.testing.assert_allclose(record["outward_flux"], 0, atol=1e-12)
assert r.cv_selected(begin, diameter, "full") and not r.cv_selected(begin-n, diameter, "full")
end = round(300*diameter/r.SPEED)
assert r.cv_selected(end, diameter, "full") and not r.cv_selected(end+n, diameter, "full")
assert r.cv_selected(n, diameter, "pilot")
assert sum(r.cv_selected(step, diameter, "full") for step in range(begin-n, end+n+1, n)) == 501
for key in ("time_root", "interval_start_root", "interval_dt_root", "interval_impulse_root", "inventory"):
for record in records[1:]:
np.testing.assert_allclose(records[0][key], record[key], rtol=0, atol=1e-10)
assert records[0]["interval_dt_root"] == 80 and np.isclose(records[0]["tstar"], 290.02)
np.testing.assert_array_equal(records[0]["interval_impulse_root"], [4, -8])
def test_cv_pilot_mode_and_helper_provenance():
from tempfile import TemporaryDirectory
manifest = r.verify_source(r.DEFAULT_SOURCE, "MRT", "window", "fixed", True)
assert "tests/validation/run_jet_circle_cv.py" in manifest["sha256"]
with TemporaryDirectory() as tmp:
path = Path(tmp)
old = pilot_fixture(path, jet_scenario="fixed")
with unittest.TestCase().assertRaisesRegex(ValueError, "CV observation mode"):
r.verify_pilot(path, old, "MRT", "window", "fixed", True)
for relative in ("plan.json", "uniform/summary.json", "refined/summary.json",
"uniform/ready.json", "refined/ready.json"):
file = path / relative
record = json.loads(file.read_text())
record.update(observe_cv=True, cv_samples=250)
if relative == "plan.json":
record["source_manifest"] = manifest
file.write_text(json.dumps(record))
assert r.verify_pilot(path, manifest, "MRT", "window", "fixed", True) == 3606
def test_compact_geometry_and_cv_stencils():
from CelerisLab.lbm.refinement import ACTIVE
from CelerisLab.lbm.descriptors import SOLID
_, pair, _, host = r.host_geometry(r.DEFAULT_SOURCE, h, "MRT", "fixed", "compact")
assert pair.fine_shape == (168, 168) and tuple(pair.fine_origin) == (46, 46)
fluid = (pair.fine_kind == ACTIVE) & ((host.flags.reshape(pair.fine_shape) & SOLID) == 0)
rho, ux, uy = np.ones(pair.fine_shape), np.full(pair.fine_shape, .01), np.zeros(pair.fine_shape)
record = r.cv_snapshot(rho, ux, uy, fluid, pair.fine_origin, True, 1160000, 80, 40, [1, 2], "compact")
np.testing.assert_allclose(record["outward_flux"], 0, atol=1e-12)
stencil = np.zeros(pair.fine_shape, bool)
for rect in r.cv_contours(True, 40, "compact"):
x0, y0, x1, y1 = np.rint((rect - np.tile(pair.fine_origin, 2))/.5).astype(int)
stencil[y0-2:y1+2, x0-2:x0+2] = stencil[y0-2:y1+2, x1-2:x1+2] = True
stencil[y0-2:y0+2, x0-2:x1+2] = stencil[y1-2:y1+2, x0-2:x1+2] = True
assert fluid[stencil].all() and not stencil.ravel()[host.transfer_fine_cells].any()
def test_d160_config_and_single_case_receipts():
from tempfile import TemporaryDirectory
from unittest.mock import patch
cfg, _, p = r.config(h, 160, "MRT", "fixed")
assert (p["nx"], p["ny"], p["center"], p["radius"]) == (3521, 658, [320, 320.5], 80)
assert p["viscosity"] == .016 and p["mean_speed"] == .01 and not cfg["method"]["ddf_shifting"]
assert r.uniform_origin(160) == (.375, .75)
np.testing.assert_array_equal(r.cv_contours(False, 160), r.CV_CONTOURS + [.125, 0, .125, 0])
for scenario, expected_exit in (("fixed", 0), ("zero", 2)):
with TemporaryDirectory() as tmp:
path = Path(tmp)
manifest = pilot_fixture(path, jet_scenario=scenario, case_selection="uniform", uniform_diameter=160)
assert r.verify_pilot(path, manifest, "MRT", "window", scenario, False, "uniform", 160) == 1803
for selection, diameter, placement in (("both", 160, "wide"), ("uniform", 80, "wide"), ("uniform", 160, "compact")):
with unittest.TestCase().assertRaises(ValueError):
r.verify_pilot(path, manifest, "MRT", "window", scenario, False, selection, diameter, placement)
# Synthetic dispatch/result check: no CUDA imports or execution.
output = path / "full"
argv = ["runner", "--collision", "MRT", "--exchange-window", "--jet-scenario", scenario,
"--case", "uniform", "--uniform-diameter", "160", "--mode", "full",
"--pilot-results", str(path), "--output", str(output), "--max-wall-seconds", "10", "--gpu-gates-approved"]
result = dict(case="uniform", healthy=True, periodic=scenario == "zero", jet_diagnostic_windows=[],
status="driven_diagnostics_complete" if scenario == "fixed" else "periodic",
reference_comparison=dict(reference_agreement=False))
with patch.object(sys, "argv", argv), patch.dict(r.os.environ, CUDA_VISIBLE_DEVICES="mock-no-gpu"), \
patch.object(r, "run_case", return_value=result) as run:
assert r.main() == expected_exit and run.call_count == 1
comparison = json.loads((output / "comparison.json").read_text())
assert comparison["matched_case_pass"] is False and "refined_vs_uniform" not in comparison
assert comparison["status"].startswith("single_case_")
if __name__ == "__main__":
suite = unittest.TestSuite(
unittest.FunctionTestCase(fn)
for name, fn in sorted(globals().items())
if name.startswith("test_")
)
result = unittest.TextTestRunner(verbosity=2).run(suite)
raise SystemExit(not result.wasSuccessful())