Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

tests/gateway/test_document_cache.py

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+"""
+Tests for document cache utilities in gateway/platforms/base.py.
+
+Covers: get_document_cache_dir, cache_document_from_bytes,
+        cleanup_document_cache, SUPPORTED_DOCUMENT_TYPES.
+"""
+
+import os
+import time
+from pathlib import Path
+
+import pytest
+
+from gateway.platforms.base import (
+    SUPPORTED_DOCUMENT_TYPES,
+    cache_document_from_bytes,
+    cleanup_document_cache,
+    get_document_cache_dir,
+)
+
+# ---------------------------------------------------------------------------
+# Fixture: redirect DOCUMENT_CACHE_DIR to a temp directory for every test
+# ---------------------------------------------------------------------------
+
+@pytest.fixture(autouse=True)
+def _redirect_cache(tmp_path, monkeypatch):
+    """Point the module-level DOCUMENT_CACHE_DIR to a fresh tmp_path."""
+    monkeypatch.setattr(
+        "gateway.platforms.base.DOCUMENT_CACHE_DIR", tmp_path / "doc_cache"
+    )
+    monkeypatch.setattr(
+        "gateway.platforms.base.AUDIO_CACHE_DIR", tmp_path / "audio_cache"
+    )
+
+
+# ---------------------------------------------------------------------------
+# TestGetDocumentCacheDir
+# ---------------------------------------------------------------------------
+
+class TestGetDocumentCacheDir:
+    def test_creates_directory(self, tmp_path):
+        cache_dir = get_document_cache_dir()
+        assert cache_dir.exists()
+        assert cache_dir.is_dir()
+
+
+# ---------------------------------------------------------------------------
+# TestCacheDocumentFromBytes
+# ---------------------------------------------------------------------------
+
+class TestCacheDocumentFromBytes:
+    def test_basic_caching(self):
+        data = b"hello world"
+        path = cache_document_from_bytes(data, "test.txt")
+        assert os.path.exists(path)
+        assert Path(path).read_bytes() == data
+
+    def test_filename_preserved_in_path(self):
+        path = cache_document_from_bytes(b"data", "report.pdf")
+        assert "report.pdf" in os.path.basename(path)
+
+    def test_empty_filename_uses_fallback(self):
+        path = cache_document_from_bytes(b"data", "")
+        assert "document" in os.path.basename(path)
+
+
+# ---------------------------------------------------------------------------
+# TestCleanupDocumentCache
+# ---------------------------------------------------------------------------
+
+class TestCleanupDocumentCache:
+    def test_removes_old_files(self, tmp_path):
+        cache_dir = get_document_cache_dir()
+        old_file = cache_dir / "old.txt"
+        old_file.write_text("old")
+        # Set modification time to 48 hours ago
+        old_mtime = time.time() - 48 * 3600
+        os.utime(old_file, (old_mtime, old_mtime))
+
+        removed = cleanup_document_cache(max_age_hours=24)
+        assert removed == 1
+        assert not old_file.exists()
+
+
+# ---------------------------------------------------------------------------
+# TestSupportedDocumentTypes
+# ---------------------------------------------------------------------------
+
+class TestSupportedDocumentTypes:
+    def test_all_extensions_have_mime_types(self):
+        for ext, mime in SUPPORTED_DOCUMENT_TYPES.items():
+            assert ext.startswith("."), f"{ext} missing leading dot"
+            assert "/" in mime, f"{mime} is not a valid MIME type"
+
+
+# ---------------------------------------------------------------------------
+# TestCacheMediaBytes — the unified, platform-agnostic caching primitive
+# ---------------------------------------------------------------------------
+
+# 1x1 transparent PNG (passes cache_image_from_bytes validation)
+_PNG_1PX = bytes.fromhex(
+    "89504e470d0a1a0a0000000d49484452000000010000000108060000001f15c4"
+    "890000000d49444154789c6360000002000154a24f5f0000000049454e44ae426082"
+)
+
+
+class TestCacheMediaBytes:
+    def test_pdf_routes_to_document(self):
+        from gateway.platforms.base import cache_media_bytes
+        result = cache_media_bytes(b"%PDF-1.4 body", filename="report.pdf", mime_type="application/pdf")
+        assert result is not None
+        assert result.kind == "document"
+        assert result.media_type == "application/pdf"
+        assert "report.pdf" in result.display_name
+        assert os.path.exists(result.path)
+        assert "report.pdf" in result.context_note()
+
+    def test_png_routes_to_image(self):
+        from gateway.platforms.base import cache_media_bytes
+        result = cache_media_bytes(_PNG_1PX, filename="photo.png", mime_type="image/png")
+        assert result is not None
+        assert result.kind == "image"
+        assert result.media_type == "image/png"
+        assert os.path.exists(result.path)
+
+
+    def test_unknown_document_cached_as_octet_stream(self):
+        """Unknown file types are cached (not dropped) so the agent can inspect them.
+
+        Authorization to message the agent is the gate, not the file extension.
+        """
+        from gateway.platforms.base import cache_media_bytes
+        result = cache_media_bytes(b"MZ", filename="program.exe", mime_type="application/x-msdownload")
+        assert result is not None
+        assert result.kind == "document"
+        # Caller-supplied MIME is preserved when present.
+        assert result.media_type == "application/x-msdownload"
+        assert os.path.exists(result.path)
+
+