Method testBaseAddressSpan

tests/test_editor.cpp:716–752

── Test: CommandRow ADDR span is valid ──

    // ── Test: CommandRow ADDR span is valid ──
    void testBaseAddressSpan() {
        m_editor->applyDocument(m_result);

        // Set CommandRow text with ADDR value (simulates controller)
        m_editor->setCommandRowText(
            QStringLiteral("source\u25BE \u00B7 0xD87B5E5000"));

        // Line 0 is CommandRow
        const LineMeta* lm = m_editor->metaForLine(0);
        QVERIFY(lm);
        QCOMPARE(lm->lineKind, LineKind::CommandRow);

        // Get CommandRow line text
        QString lineText;
        int len = (int)m_editor->scintilla()->SendScintilla(
            QsciScintillaBase::SCI_LINELENGTH, (unsigned long)0);
        if (len > 0) {
            QByteArray buf(len + 1, '\0');
            m_editor->scintilla()->SendScintilla(
                QsciScintillaBase::SCI_GETLINE, (unsigned long)0, (void*)buf.data());
            lineText = QString::fromUtf8(buf.constData(), len);
            while (lineText.endsWith('\n') || lineText.endsWith('\r'))
                lineText.chop(1);
        }

        // ADDR span should be valid (uses commandRowAddrSpan)
        ColumnSpan as = commandRowAddrSpan(lineText);
        QVERIFY2(as.valid, "ADDR span should be valid on CommandRow");
        QVERIFY(as.start < as.end);

        // The span should cover the hex address
        QString spanText = lineText.mid(as.start, as.end - as.start);
        QVERIFY2(spanText.contains("0x") || spanText.startsWith("0X"),
                 qPrintable("Span should contain hex address, got: " + spanText));

        m_editor->applyDocument(m_result);
    }

    // ── Test: Padding line rejects value editing ──
    void testPaddingLineRejectsValueEdit() {