Squash Odysseus development history

tests/test_document_suggestion_highlight.py

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+"""Regression guards for exact inline document-suggestion highlighting."""
+
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+DOC_JS = (ROOT / "static/js/document.js").read_text(encoding="utf-8")
+STYLE_CSS = (ROOT / "static/style.css").read_text(encoding="utf-8")
+
+
+def test_suggestion_highlight_measures_exact_referenced_range():
+    assert "const startPos = _measurePos(mirror, text, idx);" in DOC_JS
+    assert "const endPos = _measurePos(mirror, text, idx + findText.length);" in DOC_JS
+    assert "endPos.x - startPos.x" in DOC_JS
+    assert "querySelectorAll('.doc-suggestion-highlight')" in DOC_JS
+
+
+def test_suggestion_selects_exact_text_inside_textarea():
+    assert "textarea.setSelectionRange(start, end, 'forward');" in DOC_JS
+    assert "_selectSuggestionText(textarea, idx, idx + sugg.find.length);" in DOC_JS
+    assert "textarea.focus({ preventScroll: true });" in DOC_JS
+
+
+def test_suggestion_highlight_sits_above_editor_text_layer():
+    rule_start = STYLE_CSS.index(".doc-suggestion-highlight {")
+    rule_end = STYLE_CSS.index("\n}", rule_start)
+    rule = STYLE_CSS[rule_start:rule_end]
+
+    assert "z-index: 3;" in rule
+    assert "box-shadow:" in rule
+
+
+def test_suggestions_load_their_document_before_rendering():
+    assert "export async function handleDocSuggestions(data)" in DOC_JS
+    assert "if (!docs.has(data.doc_id)) await loadDocument(data.doc_id);" in DOC_JS
+    assert "if (data.doc_id && activeDocId !== data.doc_id)" in DOC_JS
+
+
+def test_suggestions_do_not_replace_the_editor_render_layer():
+    handler_start = DOC_JS.index("export async function handleDocSuggestions(data)")
+    handler_end = DOC_JS.index("/** Render the current suggestion card", handler_start)
+    show_start = DOC_JS.index("function _showCurrentSuggestion()", handler_end)
+    show_end = DOC_JS.index("// Build the card", show_start)
+
+    assert "_showInlineDiff(" not in DOC_JS[show_start:show_end]