feat: refactor to FastAPI architecture v2.0

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/test_pdf.py

@@ -0,0 +1,100 @@
+"""
+PDF generation tests.
+"""
+
+import pandas as pd
+import pytest
+from datetime import time
+from fastapi.testclient import TestClient
+
+from app.core.pdf_generator import generate_pdf
+from app.core.validator import ScenarsError
+from app.main import app
+
+
+@pytest.fixture
+def client():
+    return TestClient(app)
+
+
+def test_generate_pdf_basic():
+    df = pd.DataFrame({
+        'Datum': [pd.Timestamp('2025-11-13').date()],
+        'Zacatek': [time(9, 0)],
+        'Konec': [time(10, 0)],
+        'Program': ['Test Program'],
+        'Typ': ['WORKSHOP'],
+        'Garant': ['John Doe'],
+        'Poznamka': ['Test note'],
+    })
+
+    descriptions = {'WORKSHOP': 'Workshop Type'}
+    colors = {'WORKSHOP': 'FF0070C0'}
+
+    pdf_bytes = generate_pdf(df, "Test PDF", "PDF Detail", descriptions, colors)
+
+    assert isinstance(pdf_bytes, bytes)
+    assert len(pdf_bytes) > 0
+    assert pdf_bytes[:5] == b'%PDF-'
+
+
+def test_generate_pdf_multiday():
+    df = pd.DataFrame({
+        'Datum': [pd.Timestamp('2025-11-13').date(), pd.Timestamp('2025-11-14').date()],
+        'Zacatek': [time(9, 0), time(14, 0)],
+        'Konec': [time(10, 0), time(15, 0)],
+        'Program': ['Day 1', 'Day 2'],
+        'Typ': ['KEYNOTE', 'WORKSHOP'],
+        'Garant': ['Alice', 'Bob'],
+        'Poznamka': [None, 'Hands-on'],
+    })
+
+    descriptions = {'KEYNOTE': 'Keynote', 'WORKSHOP': 'Workshop'}
+    colors = {'KEYNOTE': 'FFFF0000', 'WORKSHOP': 'FF0070C0'}
+
+    pdf_bytes = generate_pdf(df, "Multi-day", "Two days", descriptions, colors)
+
+    assert isinstance(pdf_bytes, bytes)
+    assert pdf_bytes[:5] == b'%PDF-'
+
+
+def test_generate_pdf_empty_data():
+    df = pd.DataFrame(columns=['Datum', 'Zacatek', 'Konec', 'Program', 'Typ', 'Garant', 'Poznamka'])
+
+    with pytest.raises(ScenarsError):
+        generate_pdf(df, "Empty", "Detail", {}, {})
+
+
+def test_generate_pdf_missing_type():
+    df = pd.DataFrame({
+        'Datum': [pd.Timestamp('2025-11-13').date()],
+        'Zacatek': [time(9, 0)],
+        'Konec': [time(10, 0)],
+        'Program': ['Test'],
+        'Typ': ['UNKNOWN'],
+        'Garant': [None],
+        'Poznamka': [None],
+    })
+
+    with pytest.raises(ScenarsError):
+        generate_pdf(df, "Test", "Detail", {}, {})
+
+
+def test_generate_pdf_api(client):
+    doc = {
+        "event": {"title": "PDF Test", "detail": "API PDF"},
+        "program_types": [{"code": "WS", "description": "Workshop", "color": "#0070C0"}],
+        "blocks": [{
+            "datum": "2025-11-13",
+            "zacatek": "09:00:00",
+            "konec": "10:00:00",
+            "program": "Opening",
+            "typ": "WS",
+            "garant": "John",
+            "poznamka": "Note"
+        }]
+    }
+    r = client.post("/api/generate-pdf", json=doc)
+    assert r.status_code == 200
+    assert r.headers["content-type"] == "application/pdf"
+    assert r.content[:5] == b'%PDF-'