test_musehub_stash_models.py
python
| 1 | """Unit tests for MusehubStash and MusehubStashEntry ORM models. |
| 2 | |
| 3 | Verifies: |
| 4 | - MusehubStash instantiation: id auto-generated, is_applied=False by default, |
| 5 | created_at populated, applied_at None on creation. |
| 6 | - MusehubStashEntry instantiation: id auto-generated, position stored correctly. |
| 7 | - Relationship: MusehubStash.entries returns entries ordered by position. |
| 8 | - applied_at lifecycle: None on creation, can be set to a UTC datetime. |
| 9 | """ |
| 10 | from __future__ import annotations |
| 11 | |
| 12 | import uuid |
| 13 | from collections.abc import AsyncGenerator |
| 14 | from datetime import datetime, timezone |
| 15 | |
| 16 | import pytest |
| 17 | from sqlalchemy import select |
| 18 | from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine |
| 19 | from sqlalchemy.orm import selectinload |
| 20 | |
| 21 | from musehub.db.database import Base |
| 22 | from musehub.db import models as _user_models # noqa: F401 — register muse_users table |
| 23 | from musehub.db import musehub_models as _hub_models # noqa: F401 — register musehub_repos table |
| 24 | from musehub.db.musehub_stash_models import MusehubStash, MusehubStashEntry |
| 25 | |
| 26 | |
| 27 | # --------------------------------------------------------------------------- |
| 28 | # Fixtures |
| 29 | # --------------------------------------------------------------------------- |
| 30 | |
| 31 | |
| 32 | @pytest.fixture |
| 33 | async def async_session() -> AsyncGenerator[AsyncSession, None]: |
| 34 | """In-memory SQLite async session. |
| 35 | |
| 36 | SQLite does not enforce foreign-key constraints by default, so we can |
| 37 | insert stash records without needing real parent repo/user rows. All |
| 38 | tables registered on Base.metadata are created so the schema is |
| 39 | consistent across the whole suite. |
| 40 | """ |
| 41 | engine = create_async_engine("sqlite+aiosqlite:///:memory:") |
| 42 | async with engine.begin() as conn: |
| 43 | await conn.run_sync(Base.metadata.create_all) |
| 44 | Session = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False) |
| 45 | async with Session() as session: |
| 46 | yield session |
| 47 | await engine.dispose() |
| 48 | |
| 49 | |
| 50 | def _repo_id() -> str: |
| 51 | return str(uuid.uuid4()) |
| 52 | |
| 53 | |
| 54 | def _user_id() -> str: |
| 55 | return str(uuid.uuid4()) |
| 56 | |
| 57 | |
| 58 | def _make_stash( |
| 59 | repo_id: str | None = None, |
| 60 | user_id: str | None = None, |
| 61 | branch: str = "main", |
| 62 | message: str | None = None, |
| 63 | ) -> MusehubStash: |
| 64 | """Build a MusehubStash without committing it to any session.""" |
| 65 | return MusehubStash( |
| 66 | repo_id=repo_id or _repo_id(), |
| 67 | user_id=user_id or _user_id(), |
| 68 | branch=branch, |
| 69 | message=message, |
| 70 | ) |
| 71 | |
| 72 | |
| 73 | # --------------------------------------------------------------------------- |
| 74 | # MusehubStash — instantiation defaults |
| 75 | # --------------------------------------------------------------------------- |
| 76 | |
| 77 | |
| 78 | @pytest.mark.anyio |
| 79 | async def test_stash_defaults_id_generated(async_session: AsyncSession) -> None: |
| 80 | """id is auto-generated as a non-empty UUID string on flush.""" |
| 81 | stash = _make_stash() |
| 82 | async_session.add(stash) |
| 83 | await async_session.flush() |
| 84 | assert stash.id is not None |
| 85 | assert len(stash.id) == 36 # UUID canonical form: 8-4-4-4-12 |
| 86 | |
| 87 | |
| 88 | @pytest.mark.anyio |
| 89 | async def test_stash_defaults_is_applied_false(async_session: AsyncSession) -> None: |
| 90 | """is_applied is False by default.""" |
| 91 | stash = _make_stash() |
| 92 | async_session.add(stash) |
| 93 | await async_session.flush() |
| 94 | assert stash.is_applied is False |
| 95 | |
| 96 | |
| 97 | @pytest.mark.anyio |
| 98 | async def test_stash_defaults_created_at_set(async_session: AsyncSession) -> None: |
| 99 | """created_at is populated automatically on flush and is not None.""" |
| 100 | stash = _make_stash() |
| 101 | async_session.add(stash) |
| 102 | await async_session.flush() |
| 103 | assert stash.created_at is not None |
| 104 | assert isinstance(stash.created_at, datetime) |
| 105 | |
| 106 | |
| 107 | @pytest.mark.anyio |
| 108 | async def test_stash_defaults_applied_at_none(async_session: AsyncSession) -> None: |
| 109 | """applied_at is None on creation — stash has not been popped yet.""" |
| 110 | stash = _make_stash() |
| 111 | async_session.add(stash) |
| 112 | await async_session.flush() |
| 113 | assert stash.applied_at is None |
| 114 | |
| 115 | |
| 116 | @pytest.mark.anyio |
| 117 | async def test_stash_optional_message_stored(async_session: AsyncSession) -> None: |
| 118 | """Optional message field is persisted when provided.""" |
| 119 | stash = _make_stash(message="WIP: rough intro") |
| 120 | async_session.add(stash) |
| 121 | await async_session.flush() |
| 122 | assert stash.message == "WIP: rough intro" |
| 123 | |
| 124 | |
| 125 | # --------------------------------------------------------------------------- |
| 126 | # MusehubStash — applied_at lifecycle |
| 127 | # --------------------------------------------------------------------------- |
| 128 | |
| 129 | |
| 130 | @pytest.mark.anyio |
| 131 | async def test_stash_applied_at_can_be_set(async_session: AsyncSession) -> None: |
| 132 | """applied_at can be set to a UTC datetime after creation.""" |
| 133 | stash = _make_stash() |
| 134 | async_session.add(stash) |
| 135 | await async_session.flush() |
| 136 | |
| 137 | applied_ts = datetime(2025, 6, 15, 12, 0, 0, tzinfo=timezone.utc) |
| 138 | stash.applied_at = applied_ts |
| 139 | stash.is_applied = True |
| 140 | await async_session.flush() |
| 141 | |
| 142 | assert stash.applied_at == applied_ts |
| 143 | assert stash.is_applied is True |
| 144 | |
| 145 | |
| 146 | # --------------------------------------------------------------------------- |
| 147 | # MusehubStashEntry — instantiation |
| 148 | # --------------------------------------------------------------------------- |
| 149 | |
| 150 | |
| 151 | @pytest.mark.anyio |
| 152 | async def test_entry_id_generated(async_session: AsyncSession) -> None: |
| 153 | """MusehubStashEntry id is auto-generated as a UUID string on flush.""" |
| 154 | stash = _make_stash() |
| 155 | async_session.add(stash) |
| 156 | await async_session.flush() |
| 157 | |
| 158 | entry = MusehubStashEntry( |
| 159 | stash_id=stash.id, |
| 160 | path="tracks/bass.mid", |
| 161 | object_id="sha256:abc123", |
| 162 | position=0, |
| 163 | ) |
| 164 | async_session.add(entry) |
| 165 | await async_session.flush() |
| 166 | |
| 167 | assert entry.id is not None |
| 168 | assert len(entry.id) == 36 |
| 169 | |
| 170 | |
| 171 | @pytest.mark.anyio |
| 172 | async def test_entry_position_stored_correctly(async_session: AsyncSession) -> None: |
| 173 | """position field is persisted exactly as provided.""" |
| 174 | stash = _make_stash() |
| 175 | async_session.add(stash) |
| 176 | await async_session.flush() |
| 177 | |
| 178 | entry = MusehubStashEntry( |
| 179 | stash_id=stash.id, |
| 180 | path="tracks/keys.mid", |
| 181 | object_id="sha256:deadbeef", |
| 182 | position=7, |
| 183 | ) |
| 184 | async_session.add(entry) |
| 185 | await async_session.flush() |
| 186 | |
| 187 | assert entry.position == 7 |
| 188 | |
| 189 | |
| 190 | # --------------------------------------------------------------------------- |
| 191 | # Relationship: entries ordered by position |
| 192 | # --------------------------------------------------------------------------- |
| 193 | |
| 194 | |
| 195 | @pytest.mark.anyio |
| 196 | async def test_stash_entries_ordered_by_position(async_session: AsyncSession) -> None: |
| 197 | """MusehubStash.entries returns entries in ascending position order.""" |
| 198 | stash = _make_stash() |
| 199 | async_session.add(stash) |
| 200 | await async_session.flush() |
| 201 | stash_id = stash.id |
| 202 | |
| 203 | # Insert in reverse order to ensure ordering is by position, not insert order. |
| 204 | for pos in [2, 0, 1]: |
| 205 | entry = MusehubStashEntry( |
| 206 | stash_id=stash_id, |
| 207 | path=f"tracks/track-{pos}.mid", |
| 208 | object_id=f"sha256:{pos:04x}", |
| 209 | position=pos, |
| 210 | ) |
| 211 | async_session.add(entry) |
| 212 | |
| 213 | await async_session.commit() |
| 214 | |
| 215 | result = await async_session.execute( |
| 216 | select(MusehubStash) |
| 217 | .where(MusehubStash.id == stash_id) |
| 218 | .options(selectinload(MusehubStash.entries)) |
| 219 | ) |
| 220 | loaded = result.scalar_one() |
| 221 | positions = [e.position for e in loaded.entries] |
| 222 | assert positions == [0, 1, 2] |
| 223 | |
| 224 | |
| 225 | @pytest.mark.anyio |
| 226 | async def test_stash_entries_empty_on_creation(async_session: AsyncSession) -> None: |
| 227 | """A freshly created stash has an empty entries list.""" |
| 228 | stash = _make_stash() |
| 229 | async_session.add(stash) |
| 230 | await async_session.commit() |
| 231 | stash_id = stash.id |
| 232 | |
| 233 | result = await async_session.execute( |
| 234 | select(MusehubStash) |
| 235 | .where(MusehubStash.id == stash_id) |
| 236 | .options(selectinload(MusehubStash.entries)) |
| 237 | ) |
| 238 | loaded = result.scalar_one() |
| 239 | assert loaded.entries == [] |
| 240 | |
| 241 | |
| 242 | @pytest.mark.anyio |
| 243 | async def test_stash_entries_path_and_object_id_stored(async_session: AsyncSession) -> None: |
| 244 | """path and object_id are persisted exactly as provided on each entry.""" |
| 245 | stash = _make_stash() |
| 246 | async_session.add(stash) |
| 247 | await async_session.flush() |
| 248 | stash_id = stash.id |
| 249 | |
| 250 | entry = MusehubStashEntry( |
| 251 | stash_id=stash_id, |
| 252 | path="tracks/lead.mid", |
| 253 | object_id="sha256:cafebabe", |
| 254 | position=0, |
| 255 | ) |
| 256 | async_session.add(entry) |
| 257 | await async_session.commit() |
| 258 | |
| 259 | result = await async_session.execute( |
| 260 | select(MusehubStash) |
| 261 | .where(MusehubStash.id == stash_id) |
| 262 | .options(selectinload(MusehubStash.entries)) |
| 263 | ) |
| 264 | loaded = result.scalar_one() |
| 265 | assert len(loaded.entries) == 1 |
| 266 | persisted = loaded.entries[0] |
| 267 | assert persisted.path == "tracks/lead.mid" |
| 268 | assert persisted.object_id == "sha256:cafebabe" |