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Preheat & Heat Soak delayed every PLA print by five to seven minutes and gave nothing back. The filament map correctly derived a chamber target of 0, and the chamber phase correctly skipped -- but the stage then heated the bed, waited for it, and held the full soak anyway, because the soak had no idea it was holding for a chamber nobody asked for. The print's own G-code sets the bed the moment it starts, so the bed phase only moved the warm-up ahead of the FTP upload instead of overlapping with it. A 0 that comes out of the filament map now skips the stage before any command goes out. The one thing the skip still does is put the airduct flap back to cooling on the models that have one -- an H2D left in heating mode by the ABS job before it would otherwise cook the PLA that follows, and that costs one MQTT command and no waiting. Explicit instructions are untouched. A chamber target of 0 typed into a print's own override still heats the bed and runs the soak, which is what the queue documentation has always promised it does, as does forcing a print's Preheat override to On. Prints that want chamber heat are unaffected, including the P1S/P1P/A1 tier where the bed and the soak timer are the whole mechanism. The existing unit tests all ran with soak_seconds=0, which is why the production default was never exercised; the PLA test now runs at the real default and asserts nothing is dispatched and nothing is slept. Surfaced in the UI on the way through: the Settings hint claimed the derived 0 skipped "the chamber phase", and the per-print chamber override field said nothing about a typed 0 meaning bed-only -- a user reaching for 0 to turn preheat off got the delay instead.
771 lines
35 KiB
Python
771 lines
35 KiB
Python
"""Tests for the preheat & heat-soak scheduler stage (#1468).
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Three layered concerns the stage has to get right:
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1. **Override resolution** (per-item beats global beats default).
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2. **Chamber-target derivation** (item-override > filament-map max > 0).
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3. **Hardware-tier branching** (chamber heater vs sensor-only vs no sensor).
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The fixtures construct a queue item with `preheat_override` + the override
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target both unset; tests flip those per case. `asyncio.sleep` is patched to
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AsyncMock so the soak phase doesn't actually wait — assertions are on what
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got scheduled, not wall-clock.
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"""
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from types import SimpleNamespace
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from unittest.mock import AsyncMock, MagicMock, patch
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import pytest
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from backend.app.services.print_scheduler import PrintScheduler
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@pytest.fixture
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def scheduler():
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return PrintScheduler()
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@pytest.fixture
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def item():
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return SimpleNamespace(
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id=42,
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preheat_override="inherit",
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preheat_chamber_target_override=None,
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)
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@pytest.fixture
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def archive():
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return SimpleNamespace(bed_temperature=60)
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def _make_printer(model: str, printer_id: int = 7):
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return SimpleNamespace(id=printer_id, model=model)
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def _make_client():
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client = MagicMock()
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client.set_bed_temperature = MagicMock(return_value=True)
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client.set_chamber_temperature = MagicMock(return_value=True)
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client.set_airduct_mode = MagicMock(return_value=True)
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return client
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def _make_state(
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bed_temp: float = 0.0,
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chamber_temp: float = 0.0,
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trays: list[str] | None = None,
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airduct_mode: int = 0,
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):
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"""Build a PrinterState-shaped namespace with optional AMS tray types.
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`trays` is a list of tray_type strings (each becomes one loaded slot in
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AMS unit 0). Empty / None gives an empty AMS — the derivation falls
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through to 0. `airduct_mode` is 0 (cooling, default) or 1 (heating);
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matches the field on PrinterState that the preheat stage reads to
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decide whether to fire a redundant `set_airduct_mode` call."""
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raw_data: dict = {}
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if trays is not None:
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raw_data["ams"] = [{"tray": [{"tray_type": t} for t in trays]}]
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return SimpleNamespace(
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temperatures={"bed": bed_temp, "chamber": chamber_temp},
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raw_data=raw_data,
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airduct_mode=airduct_mode,
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)
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def _ints(**values):
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"""Mock side_effect for _get_int_setting that returns the kwarg value
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when the key matches, else the helper's `default` argument."""
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return AsyncMock(side_effect=lambda _db, key, default: values.get(key, default))
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# ----------------------------------------------------------------------------
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# Override resolution
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# ----------------------------------------------------------------------------
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@pytest.mark.asyncio
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async def test_global_disabled_inherit_skips(scheduler, item, archive):
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"""preheat_enabled=False + item.preheat_override='inherit' → no heater dispatch."""
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db = AsyncMock()
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client = _make_client()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=False)),
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patch.object(scheduler, "_get_int_setting", _ints()),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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):
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pm.get_client.return_value = client
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_not_called()
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client.set_chamber_temperature.assert_not_called()
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@pytest.mark.asyncio
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async def test_item_override_off_bypasses_global_on(scheduler, item, archive):
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"""preheat_enabled=True + item.preheat_override='off' → preheat suppressed."""
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db = AsyncMock()
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client = _make_client()
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item.preheat_override = "off"
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints()),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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):
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pm.get_client.return_value = client
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_not_called()
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client.set_chamber_temperature.assert_not_called()
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@pytest.mark.asyncio
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async def test_item_override_on_runs_despite_global_off(scheduler, item, archive):
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"""preheat_enabled=False + item.preheat_override='on' → preheat runs (bed
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fires, chamber depends on the resolved target)."""
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db = AsyncMock()
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client = _make_client()
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item.preheat_override = "on"
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item.preheat_chamber_target_override = 0 # explicit no-chamber so the assertion is sharp
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=False)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 0.0)
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_called_once_with(60)
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client.set_chamber_temperature.assert_not_called()
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# ----------------------------------------------------------------------------
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# Chamber-target derivation
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# ----------------------------------------------------------------------------
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@pytest.mark.asyncio
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async def test_chamber_target_override_beats_filament_map(scheduler, item, archive):
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"""item.preheat_chamber_target_override is the highest-priority source —
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a PLA-only print with an explicit 50°C override still heats the chamber."""
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db = AsyncMock()
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client = _make_client()
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item.preheat_chamber_target_override = 50
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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# Only PLA loaded — filament map would derive 0; override forces 50.
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pm.get_status.return_value = _make_state(60.0, 52.0, trays=["PLA Basic"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_called_once_with(60)
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client.set_chamber_temperature.assert_called_once_with(50)
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@pytest.mark.asyncio
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async def test_filament_map_picks_max_across_loaded_slots(scheduler, item, archive):
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"""Mixed PA + PLA load: PA=50 + PLA=0 → chamber target 50 (the max).
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The "lowest common denominator" model is wrong here; PA's requirement
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is the binding constraint."""
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db = AsyncMock()
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client = _make_client()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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# `PA Basic` (note the space) normalises to `PA` which the bundled
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# map keys against; a hyphenated `PA-Generic` would normalise to
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# `PA-GENERIC` and fall through to `default` (0) — that's a separate
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# behaviour the user editor handles by adding a custom key.
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pm.get_status.return_value = _make_state(60.0, 52.0, trays=["PLA Basic", "PA Basic"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_chamber_temperature.assert_called_once_with(50) # PA's recommendation, not PLA's
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@pytest.mark.asyncio
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async def test_pla_only_derives_zero_chamber_skips_the_whole_stage(scheduler, item, archive):
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"""PLA-only print: the filament map returns 0, and the stage skips entirely.
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Not just the chamber phase (#3041). A derived 0 says the materials this
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print loads want no chamber conditioning, so there is nothing to soak for
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-- and the bed phase that used to run anyway put the bed warm-up plus the
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full soak ahead of the FTP upload, delaying every PLA dispatch by minutes
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for no gain. The print's own G-code sets the bed when it starts.
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The soak is left at its production default here on purpose: the old
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behaviour held for those 300s, and a test that zeroes the soak cannot see
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the difference.
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"""
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db = AsyncMock()
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client = _make_client()
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sleeper = AsyncMock()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints()),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", sleeper),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 0.0, trays=["PLA", "PLA"])
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assert await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive) is True
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client.set_bed_temperature.assert_not_called()
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client.set_chamber_temperature.assert_not_called()
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sleeper.assert_not_awaited()
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@pytest.mark.asyncio
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async def test_a_zero_target_still_puts_the_flap_back_to_cooling(scheduler, item, archive):
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"""Skipping the stage must not skip the flap.
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The airduct decision is the one thing a no-chamber print still needs: an
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H2D left in heating mode by the ABS job before it would cook the PLA that
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follows. It costs one MQTT command and no waiting, so it survives the
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early return that everything else takes.
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"""
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db = AsyncMock()
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client = _make_client()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints()),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 0.0, trays=["PLA"], airduct_mode=1)
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_airduct_mode.assert_called_once_with("cooling")
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client.set_bed_temperature.assert_not_called()
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@pytest.mark.asyncio
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async def test_an_explicit_item_zero_still_heats_the_bed_and_soaks(scheduler, item, archive):
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"""A 0 typed into the per-item chamber override is not the same as a 0
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derived from the filament map.
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The map's 0 is a default nobody chose; the field's 0 is the user saying
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"warm the bed for this print, skip the chamber", which is what the queue
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documentation promises it does. Only the automatic path short-circuits.
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"""
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db = AsyncMock()
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client = _make_client()
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item.preheat_chamber_target_override = 0
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 0.0, trays=["PLA"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_called_once_with(60)
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client.set_chamber_temperature.assert_not_called()
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@pytest.mark.asyncio
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async def test_forcing_the_item_override_on_still_heats_the_bed(scheduler, item, archive):
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"""`preheat_override='on'` for a PLA print is also an explicit act.
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The user reached past the global toggle for this one print; the only thing
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left to give them on a print with no chamber requirement is the warm bed,
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so the stage runs rather than silently doing nothing.
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"""
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db = AsyncMock()
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client = _make_client()
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item.preheat_override = "on"
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with (
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# Global off -- 'on' is carrying the whole decision.
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=False)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 0.0, trays=["PLA"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_called_once_with(60)
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client.set_chamber_temperature.assert_not_called()
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@pytest.mark.asyncio
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async def test_unknown_filament_type_falls_to_default(scheduler, item, archive):
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"""A loaded tray with a type not in the map uses the `default` entry —
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keeps users with custom filament names safe.
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Asserted against a tuned map rather than the bundled one: `default` ships
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at 0, and since #3041 a derived 0 skips the stage before any command goes
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out, so the bundled map cannot tell "fell through to default" apart from
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"found nothing at all". Raising `default` makes the fallback visible.
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"""
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db = AsyncMock()
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client = _make_client()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value='{"PLA": 0, "default": 35}')),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 36.0, trays=["MyCustomFilament"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_bed_temperature.assert_called_once_with(60)
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client.set_chamber_temperature.assert_called_once_with(35)
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@pytest.mark.asyncio
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async def test_custom_filament_targets_json_parses(scheduler, item, archive):
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"""User-customised filament-target JSON overrides the bundled defaults —
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raising PLA to 30°C makes a PLA-only print actually heat the chamber."""
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db = AsyncMock()
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client = _make_client()
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custom_map = '{"PLA": 30, "default": 0}'
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value=custom_map)),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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pm.get_status.return_value = _make_state(60.0, 31.0, trays=["PLA Basic"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_chamber_temperature.assert_called_once_with(30)
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@pytest.mark.asyncio
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async def test_malformed_filament_targets_falls_back_to_defaults(scheduler, item, archive):
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"""A corrupted JSON in the setting must not break the scheduler — log
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and use bundled defaults."""
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db = AsyncMock()
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client = _make_client()
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with (
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patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
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patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
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patch.object(scheduler, "_get_setting", AsyncMock(return_value="not-json{{{")),
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patch("backend.app.services.print_scheduler.printer_manager") as pm,
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patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
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):
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pm.get_client.return_value = client
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# Bundled default for ABS = 45 → chamber should fire.
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pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"])
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await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
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client.set_chamber_temperature.assert_called_once_with(45)
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# ----------------------------------------------------------------------------
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# Hardware-tier branching (unchanged from the first cut but updated for new
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# fixtures that include AMS data so the derivation lands at a non-zero target).
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# ----------------------------------------------------------------------------
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@pytest.mark.asyncio
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async def test_no_bed_temperature_but_chamber_needed_heats_bed_to_configured_temp(scheduler, item):
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"""Archive without bed_temperature still preheats when the chamber needs heat.
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This branch used to return early, on the reasoning that guessing a bed
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temperature could wreck a print. Two things make the fallback safe, and
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skipping actively harmful:
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* Preheat's bed target is transient. The print's own gcode issues its
|
|
M140/M190 the moment it starts, so preheat can never set the temperature
|
|
the print actually runs at — it only decides how warm things are while
|
|
the file uploads.
|
|
* The fallback is gated on a non-zero chamber target, so it only applies to
|
|
materials the filament map says want a hot chamber (ABS/ASA/PC …). The
|
|
original concern — inventing a bed temperature for a PLA print — is still
|
|
guarded, and covered by the sibling test below.
|
|
|
|
Skipping meant a chamber-heated print whose slicer metadata carries no bed
|
|
temperature started with a cold chamber, which is what preheat exists to
|
|
prevent.
|
|
"""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
bare_archive = SimpleNamespace(bed_temperature=None)
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(
|
|
scheduler,
|
|
"_get_int_setting",
|
|
_ints(queue_keep_warm_bed_temp=90, preheat_soak_seconds=0, preheat_max_wait_seconds=0),
|
|
),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
# Bed/chamber already at temperature so the convergence loop exits on its
|
|
# first pass — its deadline is wall-clock, so a mocked `asyncio.sleep`
|
|
# would otherwise spin for the full max_wait in real time.
|
|
pm.get_status.return_value = _make_state(90.0, 46.0, trays=["ABS"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), bare_archive)
|
|
|
|
client.set_bed_temperature.assert_called_once_with(90)
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_no_bed_temperature_and_no_chamber_target_still_skips(scheduler, item):
|
|
"""PLA (chamber target 0) with no bed metadata → skip, as before.
|
|
|
|
Preserves the original guard: with nothing to preheat *for*, no bed
|
|
temperature is invented for the print.
|
|
"""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
bare_archive = SimpleNamespace(bed_temperature=None)
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(queue_keep_warm_bed_temp=90)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
):
|
|
pm.get_client.return_value = client
|
|
pm.get_status.return_value = _make_state(trays=["PLA"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), bare_archive)
|
|
|
|
client.set_bed_temperature.assert_not_called()
|
|
client.set_chamber_temperature.assert_not_called()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_x1c_skips_m141_but_waits_passively(scheduler, item, archive):
|
|
"""X1C has a chamber sensor but no active heater — M141 must NOT fire even
|
|
when the filament map derives a non-zero target."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
# ABS loaded → derived target 45; sensor reads 46 (already there).
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("X1C"), archive)
|
|
|
|
client.set_bed_temperature.assert_called_once_with(60)
|
|
client.set_chamber_temperature.assert_not_called()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_p1s_no_chamber_sensor_uses_soak_timer_only(scheduler, item, archive):
|
|
"""P1S has no chamber sensor — derived target is ignored for the wait
|
|
loop, only the soak timer applies."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=600)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()) as sleep_mock,
|
|
):
|
|
pm.get_client.return_value = client
|
|
pm.get_status.return_value = _make_state(60.0, 0.0, trays=["ABS"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("P1S"), archive)
|
|
|
|
client.set_bed_temperature.assert_called_once_with(60)
|
|
client.set_chamber_temperature.assert_not_called()
|
|
# The soak is slept in slices so a cancellation landing mid-hold is noticed
|
|
# (a single 600s sleep could not see one), so assert the total rather than a
|
|
# single call of the full duration.
|
|
assert sum(call.args[0] for call in sleep_mock.call_args_list) == 600
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_lost_client_skips_silently(scheduler, item, archive):
|
|
"""If the MQTT client drops, the helper returns without raising."""
|
|
db = AsyncMock()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints()),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
):
|
|
pm.get_client.return_value = None
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
|
|
# No exception escaping — the disable path is silent.
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_h2d_flips_airduct_to_heating_before_m141(scheduler, item, archive):
|
|
"""H-series + X2D have a cooling/heating airduct flap that DEFAULTS to
|
|
cooling. If we energise M141 without first flipping to heating, the
|
|
chamber fan actively extracts the heat we're trying to put in and the
|
|
chamber never converges. Verify airduct=heating fires AND lands before
|
|
the chamber-target call so the heater starts in the right airflow regime."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
call_order = []
|
|
client.set_airduct_mode.side_effect = lambda mode: call_order.append(("airduct", mode)) or True
|
|
client.set_chamber_temperature.side_effect = lambda t: call_order.append(("chamber", t)) or True
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
|
|
|
|
client.set_airduct_mode.assert_called_once_with("heating")
|
|
client.set_chamber_temperature.assert_called_once_with(45)
|
|
# Airduct heating must precede M141 — the heater enabling first while the
|
|
# flap is still in cooling mode wastes minutes of fan-vs-heater tug-of-war.
|
|
assert call_order == [("airduct", "heating"), ("chamber", 45)]
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_x1c_skips_airduct_no_heater_no_call(scheduler, item, archive):
|
|
"""X1C has neither an active chamber heater nor an airduct flap (the
|
|
frontend's airduct whitelist is P2S/X2D/H2D/H2C/H2S/H2D Pro — no X1
|
|
series). The preheat stage's airduct call is gated on supports_airduct
|
|
AND has_heater, so X1C gets neither call regardless. Important: a
|
|
spurious set_airduct on X1C wouldn't just be wasted MQTT — there's no
|
|
flap to set, so the firmware response would be undefined behaviour."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"])
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("X1C"), archive)
|
|
|
|
client.set_chamber_temperature.assert_not_called()
|
|
client.set_airduct_mode.assert_not_called()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_normalize_filament_type_strips_at_space():
|
|
"""`PLA Basic` and `ABS Premium` should normalise to `PLA` and `ABS` so
|
|
they match the map keys. `PA-CF` has no space and stays verbatim."""
|
|
s = PrintScheduler
|
|
assert s._normalize_filament_type("PLA Basic") == "PLA"
|
|
assert s._normalize_filament_type("ABS Premium") == "ABS"
|
|
assert s._normalize_filament_type("PA-CF") == "PA-CF"
|
|
assert s._normalize_filament_type("") == ""
|
|
assert s._normalize_filament_type("petg") == "PETG" # case-folded
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
@pytest.mark.parametrize("stored", [None, "", "not json at all", "[1, 2, 3]"])
|
|
async def test_get_preheat_filament_targets_defaults_when_missing(scheduler, stored):
|
|
"""Empty / null / malformed setting → bundled defaults are used.
|
|
|
|
Every path out of this function must honour the one contract its docstring
|
|
states: keys upper-cased, and DEFAULT present so the resolution loop can
|
|
index it unconditionally. The fallback paths used to hand the bundled
|
|
constant back as declared, with its lowercase `default`, so an install that
|
|
had never opened the setting returned a dict the loop could not read its
|
|
fallback out of. It happened to produce the right number only because that
|
|
default is 0 -- this test is what stops the constant changing and taking
|
|
every unconfigured install's chamber preheat down with it.
|
|
"""
|
|
db = AsyncMock()
|
|
with patch.object(scheduler, "_get_setting", AsyncMock(return_value=stored)):
|
|
targets = await scheduler._get_preheat_filament_targets(db)
|
|
assert targets["PLA"] == 0
|
|
assert targets["ABS"] == 45
|
|
assert targets["PA-CF"] == 55
|
|
assert "DEFAULT" in targets, "the resolution loop looks the fallback up by this exact key"
|
|
assert targets["DEFAULT"] == PrintScheduler.DEFAULT_PREHEAT_FILAMENT_TARGETS["default"]
|
|
assert all(key == key.upper() for key in targets), targets
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_a_configured_map_reaches_the_loop_under_the_same_contract(scheduler):
|
|
"""The editor writes the keys it displays, lowercase `default` included, so
|
|
the parsed path has always upper-cased. Both paths agree now."""
|
|
db = AsyncMock()
|
|
stored = '{"PLA": 0, "abs": 60, "default": 15}'
|
|
with patch.object(scheduler, "_get_setting", AsyncMock(return_value=stored)):
|
|
targets = await scheduler._get_preheat_filament_targets(db)
|
|
assert targets["ABS"] == 60
|
|
assert targets["DEFAULT"] == 15
|
|
assert all(key == key.upper() for key in targets), targets
|
|
|
|
|
|
# ----------------------------------------------------------------------------
|
|
# Airduct mode switch (#1468 follow-up)
|
|
# ----------------------------------------------------------------------------
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_h2d_chamber_heat_switches_airduct_to_heating(scheduler, item, archive):
|
|
"""H2D in cooling mode (the default; what you get after a PLA print)
|
|
with chamber_target > 0 must switch the airduct to heating BEFORE the
|
|
M141 dispatch — otherwise the open exhaust flap actively fights the
|
|
chamber heater and the chamber never converges."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
# Currently in cooling (mode 0). ABS loaded → derived target 45.
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"], airduct_mode=0)
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
|
|
|
|
client.set_airduct_mode.assert_called_once_with("heating")
|
|
client.set_chamber_temperature.assert_called_once_with(45)
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_h2d_chamber_zero_switches_airduct_to_cooling(scheduler, item, archive):
|
|
"""H2D running a PLA print (chamber_target derives 0) on an airduct
|
|
previously left in heating mode (from a prior ABS run) must switch
|
|
back to cooling. Otherwise PLA prints inherit ABS's closed-flap recirc
|
|
and run hot."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
# Currently in heating (mode 1). PLA loaded → derived target 0.
|
|
pm.get_status.return_value = _make_state(60.0, 30.0, trays=["PLA"], airduct_mode=1)
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
|
|
|
|
client.set_airduct_mode.assert_called_once_with("cooling")
|
|
client.set_chamber_temperature.assert_not_called()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_h2d_airduct_already_correct_idempotent(scheduler, item, archive):
|
|
"""If the airduct is already in the desired mode, don't re-send
|
|
`set_airduct` — the firmware accepts it but it generates needless MQTT
|
|
chatter and could thrash the flap motor on rapid repeats."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
# Already in heating (mode 1) and ABS → derived 45 wants heating.
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"], airduct_mode=1)
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("H2D"), archive)
|
|
|
|
client.set_airduct_mode.assert_not_called()
|
|
# But M141 still fires — the airduct decision is independent.
|
|
client.set_chamber_temperature.assert_called_once_with(45)
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_x1c_no_airduct_flap_never_fires_set_airduct(scheduler, item, archive):
|
|
"""X1C has a chamber sensor but no airduct flap — the firmware ignores
|
|
`set_airduct`. We gate on `supports_airduct(model)` to avoid sending the
|
|
no-op. Regression guard: wiring this to `supports_chamber_temp` or
|
|
`supports_chamber_heater` alone would have leaked the command to
|
|
X1C/X1E or P2S inappropriately."""
|
|
db = AsyncMock()
|
|
client = _make_client()
|
|
|
|
with (
|
|
patch.object(scheduler, "_get_bool_setting", AsyncMock(return_value=True)),
|
|
patch.object(scheduler, "_get_int_setting", _ints(preheat_soak_seconds=0)),
|
|
patch.object(scheduler, "_get_setting", AsyncMock(return_value=None)),
|
|
patch("backend.app.services.print_scheduler.printer_manager") as pm,
|
|
patch("backend.app.services.print_scheduler.asyncio.sleep", AsyncMock()),
|
|
):
|
|
pm.get_client.return_value = client
|
|
pm.get_status.return_value = _make_state(60.0, 46.0, trays=["ABS"], airduct_mode=0)
|
|
await scheduler._preheat_and_soak(db, item, _make_printer("X1C"), archive)
|
|
|
|
client.set_airduct_mode.assert_not_called()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_a_filled_variant_preheats_like_its_base_material(monkeypatch):
|
|
"""#2902 widened the type an AMS slot carries, so a slot that used to say
|
|
"ASA" can now say "ASA-GF". The chamber map has no ASA-GF row, and an
|
|
unknown type preheats to nothing -- so an ASA-GF print would have gone out
|
|
with a cold chamber. The specific type is still tried first, so the rows
|
|
that do exist for a variant (PETG-CF, PA-CF) are not traded down."""
|
|
from backend.app.services.print_scheduler import PrintScheduler
|
|
|
|
s = PrintScheduler()
|
|
targets = PrintScheduler.DEFAULT_PREHEAT_FILAMENT_TARGETS
|
|
|
|
def target_for(tray_type: str) -> int:
|
|
normalised = s._normalize_filament_type(tray_type)
|
|
value = targets.get(normalised)
|
|
if value is None:
|
|
value = targets.get(normalised.split("-")[0], targets.get("DEFAULT", 0))
|
|
return value
|
|
|
|
assert target_for("ASA-GF") == targets["ASA"]
|
|
assert target_for("ASA-AERO") == targets["ASA"]
|
|
assert target_for("ABS-GF") == targets["ABS"]
|
|
# Variants listed in their own right keep their own row.
|
|
assert target_for("PETG-CF") == 40
|
|
assert target_for("PA-CF") == 55
|
|
# And a plain type is untouched.
|
|
assert target_for("PLA") == 0
|