Initial commit: MISF VOB download and upload automation

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

tests/test_board_columns.py

@@ -0,0 +1,55 @@
+"""Tests for board column detection helpers."""
+from __future__ import annotations
+
+from unittest.mock import MagicMock
+
+from selenium.common.exceptions import InvalidSelectorException
+
+from onedrive_planner import (
+    _FIRST_COLUMN_CLUSTER_WIDTH_PX,
+    _element_in_board_container,
+    _parent_element,
+)
+
+
+def test_first_column_cluster_width_reasonable():
+    assert _FIRST_COLUMN_CLUSTER_WIDTH_PX >= 150
+
+
+def test_parent_element_stops_at_html_document_error():
+    """ChromeDriver rejects .. on <html> with InvalidSelectorException."""
+    html = MagicMock()
+    html.tag_name = "html"
+    html.find_element.side_effect = InvalidSelectorException(
+        'The result of the xpath expression ".." is: [object HTMLDocument].'
+    )
+    assert _parent_element(html) is None
+
+
+def test_parent_element_returns_parent_for_body():
+    body = MagicMock()
+    body.tag_name = "body"
+    parent = MagicMock()
+    parent.tag_name = "html"
+    body.find_element.return_value = parent
+    assert _parent_element(body) is parent
+
+
+def test_element_in_board_container_does_not_crash_at_root():
+    """Containment walk must not raise when ancestors hit document root."""
+    child = MagicMock()
+    child.tag_name = "div"
+    container = MagicMock()
+    container.tag_name = "div"
+
+    html = MagicMock()
+    html.tag_name = "html"
+    html.find_element.side_effect = InvalidSelectorException("document root")
+
+    body = MagicMock()
+    body.tag_name = "body"
+    body.find_element.return_value = html
+
+    child.find_element.return_value = body
+
+    assert _element_in_board_container(child, container) is False