Add more tests

autotests/chattextitemhelpertesthelper.h

@@ -0,0 +1,215 @@
+// SPDX-FileCopyrightText: 2025 James Graham <james.h.graham@protonmail.com>
+// SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+
+#pragma once
+
+#include <QObject>
+#include <QQuickItem>
+#include <QQuickTextDocument>
+#include <QTextCursor>
+#include <QTextDocumentFragment>
+#include <qquickitem.h>
+
+#include "chattextitemhelper.h"
+
+class ChatTextItemHelperTestHelper : public QObject
+{
+    Q_OBJECT
+    QML_ELEMENT
+
+    /**
+     * @brief The QML text Item the TextItemHelper is handling.
+     */
+    Q_PROPERTY(ChatTextItemHelper *textItem READ textItem WRITE setTextItem NOTIFY textItemChanged)
+
+public:
+    explicit ChatTextItemHelperTestHelper(QObject *parent = nullptr)
+        : QObject(parent)
+    {
+    }
+
+    ChatTextItemHelper *textItem() const
+    {
+        return m_textItem;
+    }
+    void setTextItem(ChatTextItemHelper *textItem)
+    {
+        if (textItem == m_textItem) {
+            return;
+        }
+        m_textItem = textItem;
+        Q_EMIT textItemChanged();
+    }
+
+    Q_INVOKABLE void setFixedChars(const QString &startChars, const QString &endChars)
+    {
+        m_textItem->setFixedChars(startChars, endChars);
+    }
+
+    Q_INVOKABLE bool compareDocuments(QQuickTextDocument *document)
+    {
+        if (!m_textItem) {
+            return false;
+        }
+        return document->textDocument() == m_textItem->document();
+    }
+
+    Q_INVOKABLE int lineCount()
+    {
+        if (!m_textItem) {
+            return -1;
+        }
+        return m_textItem->lineCount();
+    }
+
+    Q_INVOKABLE QString firstBlockText()
+    {
+        if (!m_textItem) {
+            return {};
+        }
+        return m_textItem->takeFirstBlock().toPlainText();
+    }
+
+    Q_INVOKABLE bool checkFragments(const QString &before, const QString &mid, const QString &after)
+    {
+        if (!m_textItem) {
+            return false;
+        }
+
+        bool hasBefore = false;
+        QTextDocumentFragment midFragment;
+        std::optional<QTextDocumentFragment> afterFragment = std::nullopt;
+        m_textItem->fillFragments(hasBefore, midFragment, afterFragment);
+
+        return hasBefore && m_textItem->document()->toPlainText() == before && midFragment.toPlainText() == mid && after.isEmpty()
+            ? !afterFragment
+            : afterFragment->toPlainText() == after;
+    }
+
+    Q_INVOKABLE void insertFragment(const QString &text, ChatTextItemHelper::InsertPosition position = ChatTextItemHelper::Cursor, bool keepPosition = false)
+    {
+        if (!m_textItem) {
+            return;
+        }
+        const auto fragment = QTextDocumentFragment::fromPlainText(text);
+        m_textItem->insertFragment(fragment, position, keepPosition);
+    }
+
+    Q_INVOKABLE bool compareCursor(int cursorPosition, int selectionStart, int selectionEnd)
+    {
+        if (!m_textItem) {
+            return false;
+        }
+        const auto cursor = m_textItem->textCursor();
+        if (cursor.isNull()) {
+            return false;
+        }
+        const auto posSame = cursor.position() == cursorPosition;
+        const auto startSame = cursor.selectionStart() == selectionStart;
+        const auto endSame = cursor.selectionEnd() == selectionEnd;
+        return posSame && startSame && endSame;
+    }
+
+    Q_INVOKABLE int cursorPosition() const
+    {
+        if (!m_textItem) {
+            return -1;
+        }
+        return *m_textItem->cursorPosition();
+    }
+
+    Q_INVOKABLE void setCursorPosition(int pos)
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->setCursorPosition(pos);
+    }
+
+    Q_INVOKABLE void setCursorVisible(bool visible)
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->setCursorVisible(visible);
+    }
+
+    Q_INVOKABLE void setCursorFromTextItem(QQuickItem *item, bool infront, int cursorPos)
+    {
+        if (!m_textItem) {
+            return;
+        }
+        const auto textItem = new ChatTextItemHelper();
+        textItem->setTextItem(item);
+        textItem->setCursorPosition(cursorPos);
+        m_textItem->setCursorFromTextItem(textItem, infront);
+    }
+
+    Q_INVOKABLE void mergeFormatOnCursor(RichFormat::Format format)
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->mergeFormatOnCursor(format);
+    }
+
+    Q_INVOKABLE bool checkFormatsAtCursor(QList<RichFormat::Format> formats)
+    {
+        const auto cursor = m_textItem->textCursor();
+        if (cursor.isNull()) {
+            return false;
+        }
+        return RichFormat::formatsAtCursor(cursor) == formats;
+    }
+
+    Q_INVOKABLE bool canIndentListMoreAtCursor() const
+    {
+        if (!m_textItem) {
+            return false;
+        }
+        return m_textItem->canIndentListMoreAtCursor();
+    }
+    Q_INVOKABLE bool canIndentListLessAtCursor() const
+    {
+        if (!m_textItem) {
+            return false;
+        }
+        return m_textItem->canIndentListLessAtCursor();
+    }
+    Q_INVOKABLE void indentListMoreAtCursor()
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->indentListMoreAtCursor();
+    }
+    Q_INVOKABLE void indentListLessAtCursor()
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->indentListLessAtCursor();
+    }
+
+    Q_INVOKABLE void forceActiveFocus() const
+    {
+        if (!m_textItem) {
+            return;
+        }
+        m_textItem->forceActiveFocus();
+    }
+
+    Q_INVOKABLE QString markdownText() const
+    {
+        if (!m_textItem) {
+            return {};
+        }
+        return m_textItem->markdownText();
+    }
+
+Q_SIGNALS:
+    void textItemChanged();
+
+private:
+    QPointer<ChatTextItemHelper> m_textItem;
+};