3f8487f761
Co-authored-by: Alexis Tacnet <alexis@mistral.ai> Co-authored-by: Clément Drouin <clement.drouin@mistral.ai> Co-authored-by: Guillaume LE GOFF <guillaume.lgf@gmail.com> Co-authored-by: Lucas Marandat <31749711+lucasmrdt@users.noreply.github.com> Co-authored-by: Maxime Dolores <maxime.dolores@ext.mistral.ai> Co-authored-by: Pierre Rossinès <pierre.rossines@mistral.ai> Co-authored-by: Quentin <quentin.torroba@mistral.ai> Co-authored-by: Val <102326092+vdeva@users.noreply.github.com> Co-authored-by: Vincent G <10739306+VinceOPS@users.noreply.github.com> Co-authored-by: p.vezia <166131032+le-codeur-rapide@users.noreply.github.com> Co-authored-by: Hiba Chaabnia <Hiba-Chaabnia@users.noreply.github.com> Co-authored-by: Nikhil Bhima <nikhilbhima@users.noreply.github.com> Co-authored-by: Nkipohcs <Nkipohcs@users.noreply.github.com> Co-authored-by: Mistral Vibe <vibe@mistral.ai>
68 lines
1.8 KiB
Python
68 lines
1.8 KiB
Python
from __future__ import annotations
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import base64
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from pathlib import Path
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import pytest
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from vibe.core.llm.backend._image import (
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ImageReadError,
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_encode_cached,
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to_base64,
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to_data_uri,
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)
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from vibe.core.types import ImageAttachment
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PNG_BYTES = b"\x89PNG\r\n\x1a\n" + b"\x00" * 16
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@pytest.fixture(autouse=True)
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def _clear_cache() -> None:
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_encode_cached.cache_clear()
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def _att(tmp_path: Path, name: str = "shot.png") -> ImageAttachment:
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p = tmp_path / name
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p.write_bytes(PNG_BYTES)
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return ImageAttachment(path=p, alias=name, mime_type="image/png")
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def test_repeated_calls_hit_cache_and_skip_disk(tmp_path: Path) -> None:
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att = _att(tmp_path)
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first = to_base64(att)
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second = to_base64(att)
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third = to_data_uri(att)
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assert first == second == base64.b64encode(PNG_BYTES).decode("ascii")
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assert third == f"data:image/png;base64,{first}"
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info = _encode_cached.cache_info()
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assert info.misses == 1
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assert info.hits == 2
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def test_cache_invalidates_when_file_mtime_changes(tmp_path: Path) -> None:
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att = _att(tmp_path)
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to_base64(att)
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assert _encode_cached.cache_info().misses == 1
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new_bytes = PNG_BYTES + b"\x01"
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att.path.write_bytes(new_bytes)
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# Force a distinct mtime even on coarse-resolution filesystems.
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import os
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stat = att.path.stat()
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os.utime(att.path, ns=(stat.st_atime_ns, stat.st_mtime_ns + 1_000_000))
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refreshed = to_base64(att)
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assert refreshed == base64.b64encode(new_bytes).decode("ascii")
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assert _encode_cached.cache_info().misses == 2
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def test_missing_file_raises_image_read_error(tmp_path: Path) -> None:
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att = ImageAttachment(
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path=tmp_path / "nope.png", alias="nope.png", mime_type="image/png"
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)
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with pytest.raises(ImageReadError):
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to_data_uri(att)
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