Method testCursorAfterLeftClick

tests/test_editor.cpp:885–896

── Test: cursor stays Arrow after left-click on a node ──

    // ── Test: cursor stays Arrow after left-click on a node ──
    void testCursorAfterLeftClick() {
        m_editor->applyDocument(m_result);

        // Click on a field line at the indent area (col 0 — not over editable text)
        QPoint clickPos = colToViewport(m_editor->scintilla(), kFirstDataLine, 0);
        sendLeftClick(m_editor->scintilla()->viewport(), clickPos);
        QApplication::processEvents();

        // Cursor must be Arrow — QScintilla must NOT have set it to IBeam
        QCOMPARE(viewportCursor(m_editor), Qt::ArrowCursor);
        QVERIFY(!m_editor->isEditing());
    }

    // ── Test: cursor is IBeam only over trimmed name text, Arrow over padding ──
    void testCursorShapeOverText() {