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chore: import upstream snapshot with attribution
2026-07-13 13:22:06 +08:00

40 lines
1.5 KiB
Python

import pytest
from invokeai.backend.model_manager.load.memory_snapshot import MemorySnapshot, get_pretty_snapshot_diff
from invokeai.backend.model_manager.util.libc_util import Struct_mallinfo2
def test_memory_snapshot_capture():
"""Smoke test of MemorySnapshot.capture()."""
snapshot = MemorySnapshot.capture()
# We just check process_ram, because it is the only field that should be supported on all platforms.
assert snapshot.process_ram > 0
snapshots = [
MemorySnapshot(process_ram=1, vram=2, malloc_info=Struct_mallinfo2()),
MemorySnapshot(process_ram=1, vram=2, malloc_info=None),
MemorySnapshot(process_ram=1, vram=None, malloc_info=Struct_mallinfo2()),
MemorySnapshot(process_ram=1, vram=None, malloc_info=None),
None,
]
@pytest.mark.parametrize("snapshot_1", snapshots)
@pytest.mark.parametrize("snapshot_2", snapshots)
def test_get_pretty_snapshot_diff(snapshot_1, snapshot_2):
"""Test that get_pretty_snapshot_diff() works with various combinations of missing MemorySnapshot fields."""
msg = get_pretty_snapshot_diff(snapshot_1, snapshot_2)
print(msg)
expected_lines = 0
if snapshot_1 is not None and snapshot_2 is not None:
expected_lines += 1
if snapshot_1.vram is not None and snapshot_2.vram is not None:
expected_lines += 1
if snapshot_1.malloc_info is not None and snapshot_2.malloc_info is not None:
expected_lines += 5
assert len(msg.splitlines()) == expected_lines