bambuddy/backend/tests/integration/test_spoolman_api.py
maziggy e1a236e408 fix(spoolman): decide spool assignability from the slot-assignment ledger, not extra.tag (#1122)
GET /spoolman/spools/unlinked hid any spool with a non-empty
  extra.tag from the AMS-slot assignment picker. extra.tag is only an
  RFID/NFC matching key -- OpenSpoolman writes its own NFC tag value
  into that same Spoolman field -- so every OpenSpoolman-tagged spool
  became un-assignable in Bambuddy even when it occupied no slot.

  get_unlinked_spools now determines assignability from the
  spoolman_slot_assignments table (the documented source of truth for
  slot assignments) and ignores extra.tag entirely. Both link_spool and
  the AMS auto-sync upsert a row there for every occupied slot, so the
  ledger is complete. get_linked_spools and find_spool_by_tag still use
  extra.tag -- they are genuine tag-match maps and are unaffected.

  Internal-inventory mode needs no parallel change: it stores tags in
  its own DB with no Spoolman extra collision.

  Updates test_get_unlinked_spools_success and adds
  test_get_unlinked_spools_excludes_slot_assigned.
2026-05-21 09:33:47 +02:00

1462 lines
59 KiB
Python

"""Integration tests for Spoolman API endpoints."""
from unittest.mock import AsyncMock, MagicMock, patch
import pytest
from httpx import AsyncClient
class TestSpoolmanAPI:
"""Integration tests for /api/v1/spoolman/ endpoints."""
@pytest.fixture
async def spoolman_settings(self, db_session):
"""Create Spoolman settings in the database (enabled with URL)."""
from backend.app.models.settings import Settings
# Both settings are required for Spoolman to work
enabled_setting = Settings(key="spoolman_enabled", value="true")
url_setting = Settings(key="spoolman_url", value="http://localhost:7912")
db_session.add(enabled_setting)
db_session.add(url_setting)
await db_session.commit()
return {"enabled": enabled_setting, "url": url_setting}
@pytest.fixture
async def spoolman_url_only(self, db_session):
"""Create only the URL setting (not enabled)."""
from backend.app.models.settings import Settings
setting = Settings(key="spoolman_url", value="http://localhost:7912")
db_session.add(setting)
await db_session.commit()
return setting
@pytest.fixture
def mock_spoolman_client(self):
"""Mock the Spoolman client functions."""
mock_client = MagicMock()
mock_client.is_connected = True
mock_client.base_url = "http://localhost:7912"
mock_client.health_check = AsyncMock(return_value=True)
mock_client.ensure_tag_extra_field = AsyncMock(return_value=True)
mock_client.ensure_extra_field = AsyncMock(return_value=True)
mock_client.get_spools = AsyncMock(return_value=[])
mock_client.get_filaments = AsyncMock(return_value=[])
mock_client.create_spool = AsyncMock(return_value={"id": 1})
mock_client.update_spool = AsyncMock(return_value={"id": 1})
mock_client.merge_spool_extra = AsyncMock(return_value={"id": 1, "extra": {}})
mock_client.close = AsyncMock()
with (
patch(
"backend.app.api.routes.spoolman.get_spoolman_client",
AsyncMock(return_value=mock_client),
),
patch(
"backend.app.api.routes.spoolman.init_spoolman_client",
AsyncMock(return_value=mock_client),
),
patch(
"backend.app.api.routes.spoolman.close_spoolman_client",
AsyncMock(),
),
):
yield mock_client
@pytest.fixture
def mock_spoolman_disconnected(self):
"""Mock the Spoolman client as disconnected (returns None)."""
with (
patch(
"backend.app.api.routes.spoolman.get_spoolman_client",
AsyncMock(return_value=None),
),
patch(
"backend.app.api.routes.spoolman.init_spoolman_client",
AsyncMock(return_value=None),
),
):
yield
# =========================================================================
# Status Endpoint Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_status_not_configured(self, async_client: AsyncClient):
"""Verify status shows not enabled when no settings exist."""
response = await async_client.get("/api/v1/spoolman/status")
assert response.status_code == 200
data = response.json()
assert data["enabled"] is False
assert data["connected"] is False
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_status_url_only_not_enabled(self, async_client: AsyncClient, spoolman_url_only):
"""Verify status shows not enabled when only URL is set."""
response = await async_client.get("/api/v1/spoolman/status")
assert response.status_code == 200
data = response.json()
assert data["enabled"] is False
assert data["url"] == "http://localhost:7912"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_status_enabled_and_connected(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify status shows enabled and connected when properly configured."""
response = await async_client.get("/api/v1/spoolman/status")
assert response.status_code == 200
data = response.json()
assert data["enabled"] is True
assert data["connected"] is True
assert data["url"] == "http://localhost:7912"
# =========================================================================
# Connect/Disconnect Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_connect_not_enabled(self, async_client: AsyncClient):
"""Verify connect fails when not enabled."""
response = await async_client.post("/api/v1/spoolman/connect")
assert response.status_code == 400
assert "not enabled" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_connect_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify successful connection to Spoolman."""
response = await async_client.post("/api/v1/spoolman/connect")
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "connected" in data["message"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_disconnect(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify disconnect works."""
response = await async_client.post("/api/v1/spoolman/disconnect")
assert response.status_code == 200
assert "disconnected" in response.json()["message"].lower()
# =========================================================================
# Spools Endpoint Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_spools_not_enabled(self, async_client: AsyncClient):
"""Verify get spools fails when not enabled."""
response = await async_client.get("/api/v1/spoolman/spools")
assert response.status_code == 400
assert "not enabled" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_spools_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify get spools returns data in expected format."""
mock_spool = {
"id": 1,
"remaining_weight": 500,
"used_weight": 500,
"filament": {
"id": 1,
"name": "PLA Basic",
"material": "PLA",
"color_hex": "FF0000",
},
"first_used": "2024-01-01",
"last_used": "2024-01-15",
"location": "AMS1",
"lot_nr": "LOT123",
"comment": "Test spool",
"extra": {"tag": '"ABC123"'},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools")
assert response.status_code == 200
data = response.json()
assert "spools" in data
assert isinstance(data["spools"], list)
assert len(data["spools"]) == 1
assert data["spools"][0]["id"] == 1
# =========================================================================
# Unlinked Spools Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_unlinked_spools_not_enabled(self, async_client: AsyncClient):
"""Verify get unlinked spools fails when not enabled."""
response = await async_client.get("/api/v1/spoolman/spools/unlinked")
assert response.status_code == 400
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_unlinked_spools_success(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""A spool with no slot assignment is assignable even when extra.tag is set.
#1122 — extra.tag is only an RFID/NFC matching key (OpenSpoolman writes
its own NFC tag value there too); it must NOT gate assignability. A spool
with a non-empty extra.tag but no spoolman_slot_assignments row still
appears in the picker.
"""
mock_spool = {
"id": 1,
"remaining_weight": 800,
"used_weight": 200,
"extra": {"tag": '"04A1B2C3D4E5F6"'}, # OpenSpoolman-style NFC tag value
"filament": {
"id": 1,
"name": "PLA Basic",
"material": "PLA",
"color_hex": "FF0000",
},
"location": "Shelf A",
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/unlinked")
assert response.status_code == 200
data = response.json()
assert isinstance(data, list)
assert len(data) == 1
assert data[0]["id"] == 1
assert data[0]["filament_name"] == "PLA Basic"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_unlinked_spools_excludes_slot_assigned(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client, printer_factory, db_session
):
"""Verify spools that currently occupy an AMS slot are excluded."""
from backend.app.models.spoolman_slot_assignment import SpoolmanSlotAssignment
printer = await printer_factory()
# Spool 1 occupies a slot; spool 2 has an extra.tag but no slot row.
db_session.add(SpoolmanSlotAssignment(printer_id=printer.id, ams_id=0, tray_id=1, spoolman_spool_id=1))
await db_session.commit()
mock_spool_assigned = {
"id": 1,
"remaining_weight": 800,
"used_weight": 200,
"extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'},
"filament": {"id": 1, "name": "PLA Red", "material": "PLA", "color_hex": "FF0000"},
}
mock_spool_unassigned = {
"id": 2,
"remaining_weight": 900,
"used_weight": 100,
"extra": {"tag": '"04DEADBEEF1122"'}, # tagged but not slot-assigned
"filament": {"id": 2, "name": "PLA Blue", "material": "PLA", "color_hex": "0000FF"},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool_assigned, mock_spool_unassigned])
response = await async_client.get("/api/v1/spoolman/spools/unlinked")
assert response.status_code == 200
data = response.json()
assert len(data) == 1
assert data[0]["id"] == 2 # Only the spool not occupying a slot
# =========================================================================
# Linked Spools Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_not_enabled(self, async_client: AsyncClient):
"""Verify get linked spools fails when not enabled."""
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 400
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify get linked spools returns map of tag -> spool_id."""
# Mock spool with extra.tag (linked)
mock_spool = {
"id": 42,
"remaining_weight": 800,
"extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'},
"filament": {"id": 1, "name": "PLA Red", "material": "PLA", "weight": 1000},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
assert "linked" in data
assert isinstance(data["linked"], dict)
# Tag should be uppercase and stripped of quotes
assert "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4" in data["linked"]
linked_info = data["linked"]["A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"]
assert linked_info["id"] == 42
assert linked_info["remaining_weight"] == 800
assert linked_info["filament_weight"] == 1000
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_excludes_unlinked(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify unlinked spools (without tag) are excluded."""
# Mock spool with tag (linked)
mock_spool_linked = {
"id": 1,
"extra": {"tag": '"ABC12345678901234567890123456789A"'},
"filament": {"id": 1, "name": "PLA Red", "material": "PLA"},
}
# Mock spool without tag (unlinked)
mock_spool_unlinked = {
"id": 2,
"extra": {},
"filament": {"id": 2, "name": "PLA Blue", "material": "PLA"},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool_linked, mock_spool_unlinked])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
assert len(data["linked"]) == 1 # Only linked spool
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_empty_tag_excluded(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify spools with empty tag (JSON-encoded empty string) are excluded."""
# Mock spool with empty JSON-encoded tag
mock_spool = {
"id": 1,
"extra": {"tag": '""'}, # JSON-encoded empty string
"filament": {"id": 1, "name": "PLA Red", "material": "PLA"},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
assert len(data["linked"]) == 0 # Empty tag should be excluded
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_includes_weight_data(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify linked spools response includes remaining_weight and filament_weight."""
mock_spool = {
"id": 10,
"remaining_weight": 500.5,
"extra": {"tag": '"AABB11223344556677889900AABBCCDD"'},
"filament": {"id": 1, "name": "PETG Blue", "material": "PETG", "weight": 750},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
info = data["linked"]["AABB11223344556677889900AABBCCDD"]
assert info["id"] == 10
assert info["remaining_weight"] == 500.5
assert info["filament_weight"] == 750
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_missing_weight_fields(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify linked spools handles missing weight data gracefully."""
mock_spool = {
"id": 5,
"extra": {"tag": '"CCDD11223344556677889900AABBCCDD"'},
"filament": {"id": 1, "name": "PLA Red", "material": "PLA"},
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
info = data["linked"]["CCDD11223344556677889900AABBCCDD"]
assert info["id"] == 5
assert info["remaining_weight"] is None
assert info["filament_weight"] is None
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_linked_spools_null_filament(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify linked spools handles null filament object."""
mock_spool = {
"id": 7,
"remaining_weight": 300,
"extra": {"tag": '"EEFF11223344556677889900AABBCCDD"'},
"filament": None,
}
mock_spoolman_client.get_spools = AsyncMock(return_value=[mock_spool])
response = await async_client.get("/api/v1/spoolman/spools/linked")
assert response.status_code == 200
data = response.json()
info = data["linked"]["EEFF11223344556677889900AABBCCDD"]
assert info["id"] == 7
assert info["remaining_weight"] == 300
assert info["filament_weight"] is None
# =========================================================================
# Link Spool Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_not_enabled(self, async_client: AsyncClient):
"""Verify link spool fails when not enabled."""
response = await async_client.post(
"/api/v1/spoolman/spools/1/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 400
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_invalid_uuid_length(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify link spool fails with invalid UUID length."""
response = await async_client.post(
"/api/v1/spoolman/spools/1/link",
json={"tray_uuid": "ABC123"}, # Too short
)
assert response.status_code == 400
assert "16 or 32 hex characters" in response.json()["detail"]
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_invalid_uuid_format(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""Verify link spool fails with non-hex UUID."""
response = await async_client.post(
"/api/v1/spoolman/spools/1/link",
json={"tray_uuid": "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ"}, # Not hex
)
assert response.status_code == 400
assert "hex" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify successfully linking a spool — uses merge_spool_extra to preserve custom fields."""
mock_spoolman_client.merge_spool_extra = AsyncMock(
return_value={"id": 1, "extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'}}
)
response = await async_client.post(
"/api/v1/spoolman/spools/1/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "linked" in data["message"].lower()
mock_spoolman_client.merge_spool_extra.assert_called_once_with(1, {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'})
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_with_printer_context_creates_slot_assignment(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client, printer_factory
):
"""link with printer_id+ams_id+tray_id upserts into local slot-assignment table."""
mock_spoolman_client.merge_spool_extra = AsyncMock(
return_value={"id": 5, "extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'}}
)
printer = await printer_factory()
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 1,
},
)
assert response.status_code == 200
# Verify the slot assignment row was written via the /all endpoint
all_resp = await async_client.get(
"/api/v1/spoolman/inventory/slot-assignments/all",
params={"printer_id": printer.id},
)
assert all_resp.status_code == 200
rows = all_resp.json()
assert len(rows) == 1
assert rows[0]["spoolman_spool_id"] == 5
assert rows[0]["ams_id"] == 0
assert rows[0]["tray_id"] == 1
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_without_printer_context_no_slot_assignment(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""link without printer context calls merge_spool_extra and no slot assignment is created."""
mock_spoolman_client.merge_spool_extra = AsyncMock(
return_value={"id": 5, "extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'}}
)
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 200
mock_spoolman_client.merge_spool_extra.assert_called_once_with(5, {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'})
@pytest.mark.asyncio
@pytest.mark.integration
async def test_unlink_spool_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Unlink clears extra.tag via merge_spool_extra with json-encoded empty string.
Spoolman PATCHes the extra dict by MERGING with the existing keys —
popping a key from a Python dict copy and PATCHing the rest doesn't
clear it. To actually clear we send the JSON-encoded empty string
('""'); read-side filters strip the wrapping quotes via .strip('"')
so the spool drops out of get_linked_spools.
"""
import json as _json
mock_spoolman_client.merge_spool_extra = AsyncMock(
return_value={"id": 1, "extra": {"tag": '""', "custom": "keep"}}
)
response = await async_client.post("/api/v1/spoolman/spools/1/unlink")
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "unlinked" in data["message"].lower()
mock_spoolman_client.merge_spool_extra.assert_called_once_with(1, {"tag": _json.dumps("")})
@pytest.mark.asyncio
@pytest.mark.integration
async def test_unlink_spool_no_deadlock(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Regression: unlink must NOT acquire extra_lock around merge_spool_extra.
merge_spool_extra acquires extra_lock(spool_id) internally, so wrapping
the call in another `async with client.extra_lock(spool_id)` deadlocks
— asyncio.Lock is non-reentrant. Pre-fix: every unlink request hung
indefinitely; the SpoolBuddy kiosk's "Unassign" button looked
unresponsive because the mutation isPending stayed true forever.
This test verifies the request completes promptly by mocking
merge_spool_extra to fail if the lock is already held by the caller —
if the caller still wraps merge_spool_extra in `client.extra_lock(...)`,
merge_spool_extra would block forever waiting for the lock.
"""
# Real extra_lock dictionary so we can detect contention
import asyncio as _asyncio
real_lock = _asyncio.Lock()
mock_spoolman_client.extra_lock = MagicMock(return_value=real_lock)
async def fake_merge(spool_id, fields):
# If the route still wraps this call in `async with extra_lock(...)`,
# the lock will be held when this fires and we'll deadlock without
# the timeout. The wait_for asserts we get the lock fast.
await _asyncio.wait_for(real_lock.acquire(), timeout=2.0)
try:
return {"id": spool_id, "extra": {"tag": '""', **fields}}
finally:
real_lock.release()
mock_spoolman_client.merge_spool_extra = AsyncMock(side_effect=fake_merge)
# Cap the request at 5s to fail fast on a deadlock.
response = await _asyncio.wait_for(
async_client.post("/api/v1/spoolman/spools/1/unlink"),
timeout=5.0,
)
assert response.status_code == 200
mock_spoolman_client.merge_spool_extra.assert_called_once()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_unlink_spool_deletes_slot_assignment(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client, printer_factory
):
"""unlink removes the local slot assignment for the spool."""
# link_spool calls merge_spool_extra; unlink_spool uses get_spool + update_spool_full.
mock_spoolman_client.merge_spool_extra = AsyncMock(
return_value={"id": 7, "extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'}}
)
printer = await printer_factory()
# First link to create the slot assignment
await async_client.post(
"/api/v1/spoolman/spools/7/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 0,
},
)
# unlink_spool uses merge_spool_extra to clear the tag (Spoolman
# PATCH merges, so the tag must be sent as json.dumps("") not popped).
mock_spoolman_client.merge_spool_extra.reset_mock()
mock_spoolman_client.merge_spool_extra = AsyncMock(return_value={"id": 7, "extra": {"tag": '""'}})
response = await async_client.post("/api/v1/spoolman/spools/7/unlink")
assert response.status_code == 200
# Slot assignment must be gone
all_resp = await async_client.get(
"/api/v1/spoolman/inventory/slot-assignments/all",
params={"printer_id": printer.id},
)
assert all_resp.status_code == 200
assert all_resp.json() == []
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_spoolman_not_found(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""link returns 404 when Spoolman reports the spool does not exist."""
from backend.app.services.spoolman import SpoolmanNotFoundError
mock_spoolman_client.merge_spool_extra = AsyncMock(side_effect=SpoolmanNotFoundError("not found"))
response = await async_client.post(
"/api/v1/spoolman/spools/99/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 404
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_spoolman_unavailable(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""link returns 503 when Spoolman is unreachable."""
from backend.app.services.spoolman import SpoolmanUnavailableError
mock_spoolman_client.merge_spool_extra = AsyncMock(side_effect=SpoolmanUnavailableError("down"))
response = await async_client.post(
"/api/v1/spoolman/spools/1/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 503
@pytest.mark.asyncio
@pytest.mark.integration
async def test_unlink_spool_spoolman_not_found(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""unlink returns 404 when Spoolman reports the spool does not exist.
The endpoint calls merge_spool_extra directly (no longer get_spool +
update_spool_full), so the not-found surface lives there.
"""
from backend.app.services.spoolman import SpoolmanNotFoundError
mock_spoolman_client.merge_spool_extra = AsyncMock(side_effect=SpoolmanNotFoundError("not found"))
response = await async_client.post("/api/v1/spoolman/spools/99/unlink")
assert response.status_code == 404
# =========================================================================
# Sync Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_printer_not_enabled(self, async_client: AsyncClient, printer_factory):
"""Verify sync fails when Spoolman not enabled."""
printer = await printer_factory()
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 400
assert "not enabled" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_printer_not_found(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify sync fails for non-existent printer."""
response = await async_client.post("/api/v1/spoolman/sync/9999")
assert response.status_code == 404
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_returns_result_structure(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
):
"""Verify sync returns proper result structure."""
printer = await printer_factory()
# Mock printer manager to return AMS data
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
mock_state = MagicMock()
mock_state.raw_data = {"ams": [{"id": 0, "tray": []}]}
pm_mock.get_status = MagicMock(return_value=mock_state)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 200
data = response.json()
# Verify SyncResult structure
assert "success" in data
assert "synced_count" in data
assert "skipped_count" in data
assert "skipped" in data
assert "errors" in data
assert isinstance(data["skipped"], list)
assert isinstance(data["errors"], list)
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_printer_not_connected(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
):
"""Verify sync fails when printer is not connected (no status)."""
printer = await printer_factory()
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
pm_mock.get_status = MagicMock(return_value=None)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 404
assert "not connected" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_writes_slot_assignment_to_db(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
db_session,
):
"""sync persists a slot assignment row for each successfully synced spool."""
from sqlalchemy import select
from backend.app.models.spoolman_slot_assignment import SpoolmanSlotAssignment
from backend.app.services.spoolman import AMSTray
printer = await printer_factory()
synced_spool = {"id": 42, "filament": {"material": "PLA"}, "remaining_weight": 500}
fake_tray = AMSTray(
ams_id=0,
tray_id=2,
tray_type="PLA",
tray_sub_brands="PLA Basic",
tray_color="FF0000FF",
remain=80,
tag_uid="",
tray_uuid="A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
tray_info_idx="",
tray_weight=1000,
)
mock_spoolman_client.parse_ams_tray = MagicMock(return_value=fake_tray)
mock_spoolman_client.sync_ams_tray = AsyncMock(return_value=synced_spool)
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
mock_state = MagicMock()
mock_state.raw_data = {"ams": [{"id": 0, "tray": [{"id": 2}]}]}
pm_mock.get_status = MagicMock(return_value=mock_state)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 200
data = response.json()
assert data["synced_count"] == 1
# Verify slot assignment was written to the DB
result = await db_session.execute(
select(SpoolmanSlotAssignment).where(SpoolmanSlotAssignment.printer_id == printer.id)
)
rows = result.scalars().all()
assert len(rows) == 1
assert rows[0].ams_id == 0
assert rows[0].tray_id == 2
assert rows[0].spoolman_spool_id == 42
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_passes_slot_hint_when_no_rfid(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
db_session,
):
"""sync passes the spoolman_spool_id_hint from the local slot-assignment table when no RFID tag is present."""
from sqlalchemy import text
from backend.app.services.spoolman import AMSTray
printer = await printer_factory()
# Pre-seed a slot assignment to serve as the hint
await db_session.execute(
text(
"INSERT INTO spoolman_slot_assignments (printer_id, ams_id, tray_id, spoolman_spool_id)"
" VALUES (:p, :a, :t, :s)"
),
{"p": printer.id, "a": 0, "t": 1, "s": 55},
)
await db_session.commit()
captured_hints: list = []
async def capturing_sync(tray, printer_name, **kwargs):
captured_hints.append(kwargs.get("spoolman_spool_id_hint"))
return None
fake_tray_no_rfid = AMSTray(
ams_id=0,
tray_id=1,
tray_type="PLA",
tray_sub_brands="Generic PLA",
tray_color="FFFFFFFF",
remain=-1,
tag_uid="",
tray_uuid="",
tray_info_idx="",
tray_weight=1000,
)
mock_spoolman_client.parse_ams_tray = MagicMock(return_value=fake_tray_no_rfid)
mock_spoolman_client.sync_ams_tray = capturing_sync
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
mock_state = MagicMock()
mock_state.raw_data = {"ams": [{"id": 0, "tray": [{"id": 1}]}]}
pm_mock.get_status = MagicMock(return_value=mock_state)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 200
assert len(captured_hints) == 1
assert captured_hints[0] == 55
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_no_rfid_no_hint_produces_skipped_entry(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
):
"""sync reports a SkippedSpool for a tray with no RFID tag and no prior slot assignment."""
from backend.app.services.spoolman import AMSTray
printer = await printer_factory()
fake_tray = AMSTray(
ams_id=0,
tray_id=3,
tray_type="ABS",
tray_sub_brands="Generic ABS",
tray_color="333333FF",
remain=60,
tag_uid="",
tray_uuid="",
tray_info_idx="",
tray_weight=1000,
)
mock_spoolman_client.parse_ams_tray = MagicMock(return_value=fake_tray)
mock_spoolman_client.sync_ams_tray = AsyncMock(return_value=None)
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
mock_state = MagicMock()
mock_state.raw_data = {"ams": [{"id": 0, "tray": [{"id": 3}]}]}
pm_mock.get_status = MagicMock(return_value=mock_state)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 200
data = response.json()
assert data["synced_count"] == 0
assert data["skipped_count"] == 1
assert len(data["skipped"]) == 1
skipped = data["skipped"][0]
assert "No RFID" in skipped["reason"]
assert skipped["filament_type"] == "ABS"
# =========================================================================
# Filaments Endpoint Tests
# =========================================================================
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_filaments_not_enabled(self, async_client: AsyncClient):
"""Verify get filaments fails when not enabled."""
response = await async_client.get("/api/v1/spoolman/filaments")
assert response.status_code == 400
assert "not enabled" in response.json()["detail"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_get_filaments_success(self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client):
"""Verify get filaments returns data in expected format."""
mock_filament = {
"id": 1,
"name": "PLA Basic",
"material": "PLA",
"color_hex": "FF0000",
"vendor_id": 1,
"weight": 1000,
}
mock_spoolman_client.get_filaments = AsyncMock(return_value=[mock_filament])
response = await async_client.get("/api/v1/spoolman/filaments")
assert response.status_code == 200
data = response.json()
assert "filaments" in data
assert isinstance(data["filaments"], list)
assert len(data["filaments"]) == 1
assert data["filaments"][0]["name"] == "PLA Basic"
# =========================================================================
# Disable Weight Sync Tests
# =========================================================================
@pytest.fixture
async def spoolman_settings_weight_sync_disabled(self, db_session):
"""Create Spoolman settings with weight sync disabled."""
from backend.app.models.settings import Settings
enabled_setting = Settings(key="spoolman_enabled", value="true")
url_setting = Settings(key="spoolman_url", value="http://localhost:7912")
disable_weight_setting = Settings(key="spoolman_disable_weight_sync", value="true")
partial_usage_setting = Settings(key="spoolman_report_partial_usage", value="true")
db_session.add(enabled_setting)
db_session.add(url_setting)
db_session.add(disable_weight_setting)
db_session.add(partial_usage_setting)
await db_session.commit()
return {
"enabled": enabled_setting,
"url": url_setting,
"disable_weight": disable_weight_setting,
"partial_usage": partial_usage_setting,
}
@pytest.mark.asyncio
@pytest.mark.integration
async def test_settings_returns_disable_weight_sync(
self, async_client: AsyncClient, spoolman_settings_weight_sync_disabled
):
"""Verify settings endpoint returns the disable_weight_sync setting."""
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert "spoolman_disable_weight_sync" in data
assert data["spoolman_disable_weight_sync"] == "true"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_settings_update_disable_weight_sync(self, async_client: AsyncClient, spoolman_settings):
"""Verify settings endpoint can update the disable_weight_sync setting."""
# First verify it's false by default
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert data.get("spoolman_disable_weight_sync", "false") == "false"
# Update the setting
response = await async_client.put(
"/api/v1/settings/spoolman",
json={"spoolman_disable_weight_sync": "true"},
)
assert response.status_code == 200
data = response.json()
assert data["spoolman_disable_weight_sync"] == "true"
# Verify it persisted
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert data["spoolman_disable_weight_sync"] == "true"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_sync_with_weight_sync_disabled_passes_flag(
self,
async_client: AsyncClient,
spoolman_settings_weight_sync_disabled,
mock_spoolman_client,
printer_factory,
):
"""Verify sync passes disable_weight_sync=True to sync_ams_tray when the setting is on."""
printer = await printer_factory()
# Mock existing spool
mock_existing_spool = {
"id": 42,
"remaining_weight": 800,
"extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'},
"filament": {"id": 1, "name": "PLA Red", "material": "PLA"},
}
mock_spoolman_client.find_spool_by_tag = AsyncMock(return_value=mock_existing_spool)
mock_spoolman_client.parse_ams_tray = MagicMock()
# Create mock AMSTray
from backend.app.services.spoolman import AMSTray
mock_tray = AMSTray(
ams_id=0,
tray_id=0,
tray_type="PLA",
tray_sub_brands="PLA Basic",
tray_color="FF0000FF",
remain=50,
tag_uid="",
tray_uuid="A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
tray_info_idx="GFA00",
tray_weight=1000,
)
mock_spoolman_client.parse_ams_tray.return_value = mock_tray
mock_spoolman_client.convert_ams_slot_to_location = MagicMock(return_value="AMS A1")
mock_spoolman_client.sync_ams_tray = AsyncMock(return_value={"id": 42})
mock_spoolman_client.clear_location_for_removed_spools = AsyncMock(return_value=0)
with patch("backend.app.api.routes.spoolman.printer_manager") as pm_mock:
mock_state = MagicMock()
mock_state.raw_data = {
"ams": [
{
"id": 0,
"tray": [
{
"id": 0,
"tray_type": "PLA",
"tray_sub_brands": "PLA Basic",
"tray_color": "FF0000FF",
"remain": 50,
"tag_uid": "",
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"tray_info_idx": "GFA00",
"tray_weight": 1000,
}
],
}
]
}
pm_mock.get_status = MagicMock(return_value=mock_state)
response = await async_client.post(f"/api/v1/spoolman/sync/{printer.id}")
assert response.status_code == 200
# Verify sync_ams_tray was called with disable_weight_sync=True
mock_spoolman_client.sync_ams_tray.assert_called()
call_kwargs = mock_spoolman_client.sync_ams_tray.call_args.kwargs
assert call_kwargs.get("disable_weight_sync") is True
# =========================================================================
# Report Partial Usage Tests
# =========================================================================
@pytest.fixture
async def spoolman_settings_partial_usage_disabled(self, db_session):
"""Create Spoolman settings with partial usage reporting disabled."""
from backend.app.models.settings import Settings
enabled_setting = Settings(key="spoolman_enabled", value="true")
url_setting = Settings(key="spoolman_url", value="http://localhost:7912")
partial_usage_setting = Settings(key="spoolman_report_partial_usage", value="false")
db_session.add(enabled_setting)
db_session.add(url_setting)
db_session.add(partial_usage_setting)
await db_session.commit()
return {
"enabled": enabled_setting,
"url": url_setting,
"partial_usage": partial_usage_setting,
}
@pytest.mark.asyncio
@pytest.mark.integration
async def test_settings_returns_report_partial_usage(
self, async_client: AsyncClient, spoolman_settings_partial_usage_disabled
):
"""Verify settings endpoint returns the report_partial_usage setting."""
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert "spoolman_report_partial_usage" in data
assert data["spoolman_report_partial_usage"] == "false"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_settings_update_report_partial_usage(self, async_client: AsyncClient, spoolman_settings):
"""Verify settings endpoint can update the report_partial_usage setting."""
# First verify it's true by default
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert data.get("spoolman_report_partial_usage", "true") == "true"
# Update the setting to false
response = await async_client.put(
"/api/v1/settings/spoolman",
json={"spoolman_report_partial_usage": "false"},
)
assert response.status_code == 200
data = response.json()
assert data["spoolman_report_partial_usage"] == "false"
# Verify it persisted
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
assert data["spoolman_report_partial_usage"] == "false"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_settings_report_partial_usage_defaults_to_true(self, async_client: AsyncClient, spoolman_settings):
"""Verify report_partial_usage defaults to true (unlike disable_weight_sync which defaults to false)."""
response = await async_client.get("/api/v1/settings/spoolman")
assert response.status_code == 200
data = response.json()
# Should default to "true"
assert data["spoolman_report_partial_usage"] == "true"
class TestLinkSpoolMqttConfigure:
"""P9-TEST-BE (Bug #8): link_spool sends MQTT configure when printer context is provided."""
@pytest.fixture
async def spoolman_settings(self, db_session):
from backend.app.models.settings import Settings
db_session.add(Settings(key="spoolman_enabled", value="true"))
db_session.add(Settings(key="spoolman_url", value="http://localhost:7912"))
await db_session.commit()
@pytest.fixture
def mock_spoolman_client(self):
mock_client = MagicMock()
mock_client.is_connected = True
mock_client.base_url = "http://localhost:7912"
mock_client.health_check = AsyncMock(return_value=True)
mock_client.ensure_tag_extra_field = AsyncMock(return_value=True)
mock_client.merge_spool_extra = AsyncMock(
return_value={"id": 5, "extra": {"tag": '"A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"'}}
)
# #1457 stale-tag cleanup enumerates spools; default to empty so it's a no-op.
mock_client.get_spools = AsyncMock(return_value=[])
mock_client.get_spool = AsyncMock(
return_value={
"id": 5,
"remaining_weight": 800.0,
"used_weight": 200.0,
"spool_weight": None,
"filament": {
"id": 1,
"name": "PLA Basic",
"material": "PLA",
"color_hex": "FF0000",
"color_name": "Red",
"vendor": {"id": 1, "name": "Bambu Lab"},
"weight": 1000,
"spool_weight": 250,
},
"extra": {},
"location": None,
"comment": None,
"archived": False,
}
)
mock_client.close = AsyncMock()
mock_client.extra_lock = MagicMock()
mock_client.extra_lock.return_value.__aenter__ = AsyncMock(return_value=None)
mock_client.extra_lock.return_value.__aexit__ = AsyncMock(return_value=False)
with (
patch(
"backend.app.api.routes.spoolman.get_spoolman_client",
AsyncMock(return_value=mock_client),
),
patch(
"backend.app.api.routes.spoolman.init_spoolman_client",
AsyncMock(return_value=mock_client),
),
patch(
"backend.app.api.routes.spoolman.close_spoolman_client",
AsyncMock(),
),
):
yield mock_client
@pytest.fixture
def printer_factory(self, db_session):
_counter = [0]
async def _create(**kwargs):
from backend.app.models.printer import Printer
_counter[0] += 1
defaults = {
"name": f"Test Printer {_counter[0]}",
"serial_number": f"MQTTTEST{_counter[0]:06d}",
"ip_address": f"192.168.100.{_counter[0]}",
"access_code": "12345678",
"is_active": True,
"auto_archive": True,
"model": "X1C",
}
defaults.update(kwargs)
p = Printer(**defaults)
db_session.add(p)
await db_session.commit()
await db_session.refresh(p)
return p
return _create
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_sends_ams_set_filament_with_printer_context(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client, printer_factory
):
"""link_spool with printer context calls ams_set_filament_setting via MQTT."""
printer = await printer_factory()
mqtt_mock = MagicMock()
mqtt_mock.printer_state = MagicMock(
nozzles=[MagicMock(nozzle_diameter="0.4")],
ams_extruder_map={"0": 0},
raw_data={"ams": [{"id": 0, "tray": [{"id": 1, "cali_idx": None}]}]},
)
with patch("backend.app.api.routes.spoolman.printer_manager") as mock_pm:
mock_pm.get_client.return_value = mqtt_mock
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 1,
},
)
assert response.status_code == 200
assert response.json()["success"] is True
mqtt_mock.ams_set_filament_setting.assert_called_once()
call_kwargs = mqtt_mock.ams_set_filament_setting.call_args.kwargs
assert call_kwargs["ams_id"] == 0
assert call_kwargs["tray_id"] == 1
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_no_printer_context_no_mqtt(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client
):
"""link_spool without printer context does not attempt MQTT configure."""
mqtt_mock = MagicMock()
with patch("backend.app.api.routes.spoolman.printer_manager") as mock_pm:
mock_pm.get_client.return_value = mqtt_mock
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4"},
)
assert response.status_code == 200
mock_pm.get_client.assert_not_called()
mqtt_mock.ams_set_filament_setting.assert_not_called()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_mqtt_failure_does_not_prevent_link(
self, async_client: AsyncClient, spoolman_settings, mock_spoolman_client, printer_factory
):
"""MQTT failure is best-effort: link still succeeds if ams_set_filament_setting throws."""
printer = await printer_factory()
mqtt_mock = MagicMock()
mqtt_mock.printer_state = MagicMock(
nozzles=[MagicMock(nozzle_diameter="0.4")],
ams_extruder_map={"0": 0},
raw_data={"ams": []},
)
mqtt_mock.ams_set_filament_setting.side_effect = RuntimeError("MQTT connection lost")
with patch("backend.app.api.routes.spoolman.printer_manager") as mock_pm:
mock_pm.get_client.return_value = mqtt_mock
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 0,
},
)
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "linked" in data["message"].lower()
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_realigns_filament_context_to_printer_kp(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
db_session,
):
"""link_spool MQTT auto-configure realigns tray_info_idx + setting_id
to the printer-side kp's filament context — same fix as assign path.
Pre-fix link_spool used `mqtt_client.printer_state` (a non-existent
attribute that always evaluated to None), so state.kprofiles /
nozzles / ams_extruder_map were all skipped — every link sent
generic-PLA tray_info_idx with empty setting_id, and the cali_idx
in the printer's table couldn't be linked. (#1114)
"""
from backend.app.models.spoolman_k_profile import SpoolmanKProfile
printer = await printer_factory()
kp = SpoolmanKProfile(
spoolman_spool_id=5,
printer_id=printer.id,
extruder=0,
nozzle_diameter="0.4",
k_value=0.025,
cali_idx=8948,
setting_id="PFUSedbf16b803ff3e",
)
db_session.add(kp)
await db_session.commit()
printer_kp = MagicMock(
slot_id=8948,
nozzle_diameter="0.4",
filament_id="P4d64437",
setting_id="PFUSedbf16b803ff3e",
)
printer_state = MagicMock(
nozzles=[MagicMock(nozzle_diameter="0.4")],
ams_extruder_map={"0": 0},
raw_data={"ams": [{"id": 0, "tray": [{"id": 1, "cali_idx": None}]}]},
kprofiles=[printer_kp],
)
mqtt_mock = MagicMock()
mqtt_mock.ams_set_filament_setting = MagicMock()
mqtt_mock.extrusion_cali_sel = MagicMock()
# Production never had this attribute; pre-fix code read it and got
# None, defeating the cascade. The new code uses get_status instead.
mqtt_mock.printer_state = None
with patch("backend.app.api.routes.spoolman.printer_manager") as mock_pm:
mock_pm.get_client.return_value = mqtt_mock
mock_pm.get_status.return_value = printer_state
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 1,
},
)
assert response.status_code == 200
amf_kwargs = mqtt_mock.ams_set_filament_setting.call_args.kwargs
assert amf_kwargs["tray_info_idx"] == "P4d64437"
assert amf_kwargs["setting_id"] == "PFUSedbf16b803ff3e"
cs_kwargs = mqtt_mock.extrusion_cali_sel.call_args.kwargs
assert cs_kwargs["cali_idx"] == 8948
assert cs_kwargs["filament_id"] == "P4d64437"
@pytest.mark.asyncio
@pytest.mark.integration
async def test_link_spool_uses_printer_manager_not_mqtt_client_state(
self,
async_client: AsyncClient,
spoolman_settings,
mock_spoolman_client,
printer_factory,
db_session,
):
"""Regression: state comes from printer_manager.get_status, not
mqtt_client.printer_state (which didn't exist on the real client)."""
from backend.app.models.spoolman_k_profile import SpoolmanKProfile
printer = await printer_factory()
kp = SpoolmanKProfile(
spoolman_spool_id=5,
printer_id=printer.id,
extruder=0,
nozzle_diameter="0.4",
k_value=0.025,
cali_idx=42,
setting_id="GFSL05",
)
db_session.add(kp)
await db_session.commit()
printer_state = MagicMock(
nozzles=[MagicMock(nozzle_diameter="0.4")],
ams_extruder_map={"0": 0},
raw_data=None,
kprofiles=[],
)
mqtt_mock = MagicMock()
mqtt_mock.ams_set_filament_setting = MagicMock()
mqtt_mock.extrusion_cali_sel = MagicMock()
# Production didn't have mqtt_client.printer_state — drop the spec
# so an accidental read raises AttributeError instead of silently
# returning a MagicMock.
del mqtt_mock.printer_state
with patch("backend.app.api.routes.spoolman.printer_manager") as mock_pm:
mock_pm.get_client.return_value = mqtt_mock
mock_pm.get_status.return_value = printer_state
response = await async_client.post(
"/api/v1/spoolman/spools/5/link",
json={
"tray_uuid": "A1B2C3D4E5F6A1B2C3D4E5F6A1B2C3D4",
"printer_id": printer.id,
"ams_id": 0,
"tray_id": 2,
},
)
assert response.status_code == 200
# cali_sel must fire with cali_idx=42 — proves get_status was used
mqtt_mock.extrusion_cali_sel.assert_called_once()
assert mqtt_mock.extrusion_cali_sel.call_args.kwargs["cali_idx"] == 42