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seismo-relay/tests/test_event_file_io.py
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402 lines
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Python

"""
test_event_file_io.py — sidecar write/read/patch round-trips,
WaveformStore sidecar integration, and the BW-import path.
Run:
python tests/test_event_file_io.py
"""
from __future__ import annotations
import json
import os
import sys
import tempfile
from pathlib import Path
try:
import pytest
except ImportError:
pytest = None # type: ignore
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from minimateplus import event_file_io
from minimateplus.framing import S3Frame
from minimateplus.models import Event, Timestamp
# ── Fixtures shared with test_waveform_store.py ───────────────────────────────
def _make_synthetic_event() -> tuple[Event, list[S3Frame]]:
"""Same shape as tests/test_waveform_store.py — minimum viable Event +
A5 stream that makes write_blastware_file emit a parseable file.
STRT is exactly 21 bytes; rectime_seconds lands at byte 18 to match
`_decode_a5_waveform`'s expected layout (which is also what
`read_blastware_file()` reads back)."""
key4 = bytes.fromhex("01110000")
rectime = 3
strt = bytearray(21)
strt[0:4] = b"STRT"
strt[4:6] = b"\xff\xfe"
strt[6:10] = key4 # end_key (per data[23:27] in CLAUDE.md)
strt[10:14] = key4 # start_key (per data[27:31])
strt[18] = rectime
strt = bytes(strt)
probe_data = bytes(7) + strt + bytes(32)
probe = S3Frame(sub=0xA5, page_hi=0x10, page_lo=0x00, data=probe_data,
checksum_valid=True, chk_byte=0x00)
sample = S3Frame(sub=0xA5, page_hi=0x00, page_lo=0x10,
data=bytes(7) + bytes(0x0200), checksum_valid=True,
chk_byte=0x00)
# Build a valid 26-byte footer (0e 08 + ts1 + ts2 + 6 const + 2 crc)
# and embed it at the END of the terminator's contribution so
# write_blastware_file finds the real `0e 08` marker rather than
# falling back to slicing the last 26 bytes of zero garbage.
# ts byte order: [day][month][year_HI][year_LO][0x00][hour][min][sec]
footer = (
b"\x0e\x08"
+ bytes([6, 5, 0x07, 0xea, 0, 12, 34, 56]) # ts1 = 2026-05-06 12:34:56
+ bytes([6, 5, 0x07, 0xea, 0, 12, 35, 6]) # ts2 = ts1 + ~10s
+ b"\x00\x01\x00\x02\x00\x00"
+ b"\x00\x00"
)
assert len(footer) == 26
term_data = bytes(11) + bytes(38) + footer # 11 prefix + 38 pad + 26 footer = 75
term = S3Frame(sub=0xA5, page_hi=0x00, page_lo=0x00,
data=term_data, checksum_valid=True, chk_byte=0x00)
ev = Event(index=0)
ev._waveform_key = key4
ev.timestamp = Timestamp(
raw=b"", flag=0x10, year=2026, unknown_byte=0,
month=5, day=6, hour=12, minute=34, second=56,
)
ev.rectime_seconds = rectime
ev.record_type = "Waveform"
ev._a5_frames = [probe, sample, term]
return ev, [probe, sample, term]
# ── Sidecar write/read round-trip ─────────────────────────────────────────────
def test_event_to_sidecar_dict_shape():
ev, _ = _make_synthetic_event()
d = event_file_io.event_to_sidecar_dict(
ev,
serial="BE11529",
blastware_filename="M529LKIQ.7M0W",
blastware_filesize=1024,
blastware_sha256="abcd" * 16,
source_kind="sfm-live",
a5_pickle_filename="M529LKIQ.7M0W.a5.pkl",
)
assert d["schema_version"] == event_file_io.SCHEMA_VERSION
assert d["kind"] == event_file_io.SIDECAR_KIND
assert d["event"]["serial"] == "BE11529"
assert d["event"]["timestamp"] == "2026-05-06T12:34:56"
assert d["event"]["waveform_key"] == "01110000"
assert d["blastware"]["sha256"] == "abcd" * 16
assert d["source"]["kind"] == "sfm-live"
assert d["review"] == {
"false_trigger": False, "reviewer": None,
"reviewed_at": None, "notes": "",
}
assert d["extensions"] == {}
def test_sidecar_write_and_read_round_trip(tmp_path: Path):
ev, _ = _make_synthetic_event()
path = tmp_path / "M529LKIQ.7M0W.sfm.json"
src = event_file_io.event_to_sidecar_dict(
ev, serial="BE11529",
blastware_filename="M529LKIQ.7M0W", blastware_filesize=1024,
blastware_sha256="x" * 64, source_kind="sfm-ach",
)
event_file_io.write_sidecar(path, src)
loaded = event_file_io.read_sidecar(path)
assert loaded["event"] == src["event"]
assert loaded["blastware"] == src["blastware"]
assert loaded["source"]["kind"] == "sfm-ach"
def test_sidecar_persists_raw_0c_record_in_extensions(tmp_path: Path):
"""An Event with _raw_record populated should land its 210 bytes
base64-encoded in extensions.raw_records.waveform_record_b64, so
later analysis (e.g. mapping Peak Acceleration / Time of Peak / ZC
Freq byte offsets) can run offline against the saved sidecar."""
import base64
ev, _ = _make_synthetic_event()
# Synthesize a 210-byte 0C record with embedded label needles so
# the dump tool's anchor scan has something to find.
raw = bytearray(210)
raw[10:14] = b"Tran"
raw[60:64] = b"Vert"
raw[110:114] = b"Long"
raw[160:164] = b"MicL"
ev._raw_record = bytes(raw)
d = event_file_io.event_to_sidecar_dict(
ev, serial="BE11529",
blastware_filename="M529LKIQ.7M0W", blastware_filesize=1024,
blastware_sha256="x" * 64, source_kind="sfm-live",
)
rr = d["extensions"]["raw_records"]
assert rr["waveform_record_len"] == 210
decoded = base64.b64decode(rr["waveform_record_b64"])
assert decoded == ev._raw_record
# Round-trip through write/read
path = tmp_path / "raw0c.sfm.json"
event_file_io.write_sidecar(path, d)
loaded = event_file_io.read_sidecar(path)
assert (
base64.b64decode(loaded["extensions"]["raw_records"]["waveform_record_b64"])
== ev._raw_record
)
def test_sidecar_omits_raw_records_when_event_has_no_0c(tmp_path: Path):
"""Events without a _raw_record (e.g. constructed by importers that
never see 0C) should NOT add an empty raw_records block — keep the
sidecar clean for those flows."""
ev, _ = _make_synthetic_event()
assert ev._raw_record is None
d = event_file_io.event_to_sidecar_dict(
ev, serial="BE11529",
blastware_filename="M529LKIQ.7M0W", blastware_filesize=1024,
blastware_sha256="x" * 64, source_kind="bw-import",
)
assert d["extensions"] == {}
def test_sidecar_rejects_unsupported_schema_version(tmp_path: Path):
path = tmp_path / "future.sfm.json"
path.write_text(json.dumps({
"schema_version": event_file_io.SCHEMA_VERSION + 1,
"kind": event_file_io.SIDECAR_KIND,
}))
try:
event_file_io.read_sidecar(path)
except ValueError as exc:
assert "schema_version" in str(exc)
return
raise AssertionError("read_sidecar should have rejected unsupported version")
def test_sidecar_extensions_survive_round_trip(tmp_path: Path):
"""Forward-compat: unknown keys inside `extensions` survive a r/w cycle."""
ev, _ = _make_synthetic_event()
path = tmp_path / "x.sfm.json"
d = event_file_io.event_to_sidecar_dict(
ev, serial="BE11529",
blastware_filename="X", blastware_filesize=0, blastware_sha256="",
source_kind="sfm-live",
extensions={"vendor.acme.gps": {"lat": 40.7, "lon": -74.0}},
)
event_file_io.write_sidecar(path, d)
back = event_file_io.read_sidecar(path)
assert back["extensions"]["vendor.acme.gps"]["lat"] == 40.7
def test_sidecar_patch_review_stamps_reviewed_at(tmp_path: Path):
ev, _ = _make_synthetic_event()
path = tmp_path / "patch.sfm.json"
event_file_io.write_sidecar(
path,
event_file_io.event_to_sidecar_dict(
ev, serial="BE11529",
blastware_filename="X", blastware_filesize=0, blastware_sha256="",
source_kind="sfm-live",
),
)
new = event_file_io.patch_sidecar(
path,
review={"false_trigger": True, "notes": "truck thump", "reviewer": "brian"},
)
assert new["review"]["false_trigger"] is True
assert new["review"]["notes"] == "truck thump"
assert new["review"]["reviewer"] == "brian"
assert new["review"]["reviewed_at"], "reviewed_at must be auto-stamped"
on_disk = event_file_io.read_sidecar(path)
assert on_disk["review"]["false_trigger"] is True
# ── WaveformStore integration ─────────────────────────────────────────────────
def test_waveform_store_save_writes_sidecar(tmp_path: Path):
from sfm.waveform_store import WaveformStore
store = WaveformStore(tmp_path / "waveforms")
ev, frames = _make_synthetic_event()
rec = store.save(ev, serial="BE11529", a5_frames=frames, source_kind="sfm-live")
assert rec["sidecar_filename"].endswith(".sfm.json")
assert rec["sha256"] and len(rec["sha256"]) == 64
sc = store.load_sidecar("BE11529", rec["filename"])
assert sc is not None
assert sc["blastware"]["filename"] == rec["filename"]
assert sc["blastware"]["sha256"] == rec["sha256"]
assert sc["source"]["kind"] == "sfm-live"
# The .a5.pkl reference should match the actual filename on disk.
assert sc["source"]["a5_pickle_filename"] == rec["a5_pickle_filename"]
def test_waveform_store_save_preserves_review_across_resave(tmp_path: Path):
"""Re-saving the same event must preserve a user's prior review edits."""
from sfm.waveform_store import WaveformStore
store = WaveformStore(tmp_path / "waveforms")
ev, frames = _make_synthetic_event()
rec = store.save(ev, serial="BE11529", a5_frames=frames)
# User flips false_trigger and adds a note.
store.patch_sidecar(
"BE11529", rec["filename"],
review={"false_trigger": True, "notes": "hello"},
)
# A second save (e.g. Force refresh re-download) must keep those edits.
store.save(ev, serial="BE11529", a5_frames=frames)
sc = store.load_sidecar("BE11529", rec["filename"])
assert sc["review"]["false_trigger"] is True
assert sc["review"]["notes"] == "hello"
def test_waveform_store_patch_sidecar_returns_none_when_missing(tmp_path: Path):
from sfm.waveform_store import WaveformStore
store = WaveformStore(tmp_path / "waveforms")
out = store.patch_sidecar("BE99999", "no.such.W", review={"notes": "x"})
assert out is None
# ── DB integration: sidecar_filename column + update_event_review ─────────────
def test_seismodb_persists_sidecar_filename_and_review_sync(tmp_path: Path):
from sfm.database import SeismoDb
db = SeismoDb(tmp_path / "seismo_relay.db")
ev, _ = _make_synthetic_event()
rec = {
"filename": "M529LKIQ.7M0W",
"filesize": 8708,
"a5_pickle_filename": "M529LKIQ.7M0W.a5.pkl",
"sidecar_filename": "M529LKIQ.7M0W.sfm.json",
}
inserted, _ = db.insert_events(
[ev], serial="BE11529",
waveform_records={ev._waveform_key.hex(): rec},
)
assert inserted == 1
rows = db.query_events(serial="BE11529")
row = rows[0]
assert row["sidecar_filename"] == rec["sidecar_filename"]
# update_event_review keeps false_trigger column in sync with sidecar.
assert db.update_event_review(row["id"], {"false_trigger": True}) is True
again = db.get_event(row["id"])
assert again["false_trigger"] == 1
# Empty review block (no false_trigger key) → no-op but row exists.
assert db.update_event_review(row["id"], {"notes": "x"}) is True
# ── BW-file reader (read_blastware_file) ─────────────────────────────────────
def test_read_blastware_file_round_trip(tmp_path: Path):
"""write → read → key/timestamp/rectime survive."""
from minimateplus.blastware_file import write_blastware_file, blastware_filename
ev, frames = _make_synthetic_event()
bw_path = tmp_path / blastware_filename(ev, "BE11529")
write_blastware_file(ev, frames, bw_path)
parsed = event_file_io.read_blastware_file(bw_path)
assert parsed._waveform_key == ev._waveform_key
assert parsed.rectime_seconds == ev.rectime_seconds
# Timestamp lands via the footer; year/month/day/hour/min/sec all survive.
assert parsed.timestamp is not None
assert parsed.timestamp.year == ev.timestamp.year
assert parsed.timestamp.month == ev.timestamp.month
assert parsed.timestamp.day == ev.timestamp.day
assert parsed.timestamp.hour == ev.timestamp.hour
assert parsed.timestamp.minute == ev.timestamp.minute
assert parsed.timestamp.second == ev.timestamp.second
# No A5 source recoverable.
assert parsed._a5_frames is None
# Peaks computed from samples (synthetic = zero samples → zero peaks).
assert parsed.peak_values is not None
assert parsed.peak_values.peak_vector_sum == 0.0
def test_save_imported_bw_round_trip(tmp_path: Path):
"""save_imported_bw stores a copy + sidecar with source.kind = bw-import."""
from minimateplus.blastware_file import write_blastware_file, blastware_filename
from sfm.waveform_store import WaveformStore
# Produce a BW file outside the store.
ev, frames = _make_synthetic_event()
fname = blastware_filename(ev, "BE11529")
src = tmp_path / fname
write_blastware_file(ev, frames, src)
store = WaveformStore(tmp_path / "waveforms")
parsed_ev, rec = store.save_imported_bw(src.read_bytes(), source_path=src)
assert rec["filename"] == fname
assert rec["a5_pickle_filename"] is None # no A5 source for BW imports
sc = store.load_sidecar("BE11529", fname)
assert sc is not None
assert sc["source"]["kind"] == "bw-import"
assert sc["source"]["a5_pickle_filename"] is None
# The stored binary should match the source byte-for-byte (we just copied).
stored_path = store.open_blastware("BE11529", fname)
assert stored_path is not None
assert stored_path.read_bytes() == src.read_bytes()
if __name__ == "__main__":
if pytest is not None:
pytest.main([__file__, "-v"])
else:
import inspect
import traceback as _tb
passed = failed = 0
for _name, _fn in sorted(globals().items()):
if not _name.startswith("test_") or not callable(_fn):
continue
try:
_sig = inspect.signature(_fn)
if "tmp_path" in _sig.parameters:
with tempfile.TemporaryDirectory() as _td:
_fn(Path(_td))
else:
_fn()
print(f"PASS {_name}")
passed += 1
except Exception:
print(f"FAIL {_name}")
_tb.print_exc()
failed += 1
print(f"\n{passed} passed, {failed} failed")
sys.exit(0 if failed == 0 else 1)