feat(infra): auto-commit con 88 cambios

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

python/functions/cybersecurity/extract_pdf_metadata_test.py

@@ -0,0 +1,92 @@
+"""Tests para extract_pdf_metadata."""
+
+import os
+import sys
+
+from pypdf import PdfWriter
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+
+from cybersecurity.extract_pdf_metadata import extract_pdf_metadata
+
+
+def _make_pdf_with_metadata(path: str) -> None:
+    """Crea un PDF de 2 paginas con doc info (titulo, autor, fechas)."""
+    writer = PdfWriter()
+    writer.add_blank_page(width=200, height=200)
+    writer.add_blank_page(width=200, height=200)
+    writer.add_metadata(
+        {
+            "/Title": "Documento OSINT",
+            "/Author": "Enmanuel G.",
+            "/Creator": "PyTestRig",
+            "/Producer": "pypdf",
+            "/CreationDate": "D:20240311102200+01'00'",
+            "/ModDate": "D:20240312113000+01'00'",
+        }
+    )
+    with open(path, "wb") as fh:
+        writer.write(fh)
+
+
+def _make_pdf_without_metadata(path: str) -> None:
+    """Crea un PDF de 1 pagina sin doc info."""
+    writer = PdfWriter()
+    writer.add_blank_page(width=100, height=100)
+    with open(path, "wb") as fh:
+        writer.write(fh)
+
+
+def test_pdf_con_metadatos_devuelve_titulo_autor_paginas(tmp_path):
+    """PDF con metadatos devuelve titulo, autor y num_pages."""
+    p = str(tmp_path / "withmeta.pdf")
+    _make_pdf_with_metadata(p)
+
+    meta = extract_pdf_metadata(p)
+
+    assert meta["error"] is None
+    assert meta["title"] == "Documento OSINT"
+    assert meta["author"] == "Enmanuel G."
+    assert meta["creator"] == "PyTestRig"
+    assert meta["producer"] == "pypdf"
+    assert meta["num_pages"] == 2
+    assert meta["raw"]  # no vacio
+
+
+def test_pdf_sin_doc_info_devuelve_none_sin_petar(tmp_path):
+    """PDF sin doc info devuelve campos None sin petar."""
+    p = str(tmp_path / "nometa.pdf")
+    _make_pdf_without_metadata(p)
+
+    meta = extract_pdf_metadata(p)
+
+    assert meta["error"] is None
+    assert meta["num_pages"] == 1
+    assert meta["title"] is None
+    assert meta["author"] is None
+
+
+def test_fechas_parseables_en_iso_8601(tmp_path):
+    """fechas parseables se devuelven en ISO 8601."""
+    p = str(tmp_path / "dates.pdf")
+    _make_pdf_with_metadata(p)
+
+    meta = extract_pdf_metadata(p)
+
+    # pypdf parsea D:YYYYMMDDHHmmSS a datetime; isoformat() lleva 'T'.
+    assert meta["creation_date"] is not None
+    assert "2024-03-11" in meta["creation_date"]
+    assert "T" in meta["creation_date"]
+    assert meta["mod_date"] is not None
+    assert "2024-03-12" in meta["mod_date"]
+
+
+if __name__ == "__main__":
+    import tempfile
+    from pathlib import Path
+
+    with tempfile.TemporaryDirectory() as d:
+        test_pdf_con_metadatos_devuelve_titulo_autor_paginas(Path(d))
+        test_pdf_sin_doc_info_devuelve_none_sin_petar(Path(d))
+        test_fechas_parseables_en_iso_8601(Path(d))
+    print("Todos los tests pasaron.")