Method testPaperColor

tests/test_rendered_view.cpp:148–157

    // ── Verify editor background (paper) is dark ──

    void testPaperColor() {
        QsciScintilla sci;
        setupRenderedSci(&sci);

        // Query default style background via Scintilla
        long bgr = sci.SendScintilla(QsciScintillaBase::SCI_STYLEGETBACK,
                                     (unsigned long)0 /*STYLE_DEFAULT*/);
        long expected = toBGR(QColor("#1e1e1e"));
        QCOMPARE(bgr, expected);
    }

    // ── Verify caret (cursor) foreground color ──