fakevim_test.cpp 89.8 KB
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/**************************************************************************
**
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** Copyright (C) 2013 Lukas Holecek <hluk@email.cz>
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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**
** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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****************************************************************************/
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/*!
 * Tests for FakeVim plugin.
 * All test are based on Vim behaviour.
 */

#include "fakevimplugin.h"
#include "fakevimhandler.h"

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#include <coreplugin/editormanager/editormanager.h>
#include <texteditor/basetexteditor.h>

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#include <QtTest>
#include <QTextEdit>
#include <QTextDocument>
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#include <QTextBlock>
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//TESTED_COMPONENT=src/plugins/fakevim

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/*!
 * Tests after this macro will be skipped and warning printed.
 * Uncomment it to test a feature -- if tests succeeds it should be removed from the test.
 */
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#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
#   define NOT_IMPLEMENTED QSKIP("Not fully implemented!", SkipSingle);
#else
#   define NOT_IMPLEMENTED QSKIP("Not fully implemented!");
#endif
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// Text cursor representation in comparisons.
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#define X "|"

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// More distinct line separator in code.
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#define N "\n"

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// Document line start and end string in error text.
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#define LINE_START "\t\t<"
#define LINE_END ">\n"

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QString _(const char *c) { return QLatin1String(c); }
QString _(const QByteArray &c) { return QLatin1String(c); }
QString _(const QString &c) { return c; }
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// Format of message after comparison fails (used by KEYS, COMMAND).
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static const QString helpFormat = _(
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    "\n\tBefore command [%1]:\n" \
    LINE_START "%2" LINE_END \
    "\n\tAfter the command:\n" \
    LINE_START "%3" LINE_END \
    "\n\tShould be:\n" \
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    LINE_START "%4" LINE_END);
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// Compare document contents with a expectedText.
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// Also check cursor position if the expectedText contains | chracter.
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#define COMPARE(beforeText, beforePosition, afterText, afterPosition, expectedText, cmd) \
    do { \
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        QByteArray before(beforeText); \
        QByteArray actual(afterText); \
        QByteArray expected = expectedText; \
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        data.oldPosition = beforePosition; \
        data.oldText = before; \
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        if (expected.contains(X)) {\
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            before = textWithCursor(before, beforePosition); \
            actual = textWithCursor(actual, afterPosition); \
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        } \
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        QString help = helpFormat \
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            .arg(_(cmd)) \
            .arg(_(before.replace('\n', LINE_END LINE_START))) \
            .arg(_(actual.replace('\n', LINE_END LINE_START))) \
            .arg(_(expected.replace('\n', LINE_END LINE_START))); \
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        QVERIFY2(actual == expected, help.toLatin1().constData()); \
    } while (false)

// Send keys and check if the expected result is same as document contents.
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// Escape is always prepended to keys so that previous command is cancelled.
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#define KEYS(keys, expected) \
    do { \
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        QByteArray beforeText(data.text()); \
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        int beforePosition = data.position(); \
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        data.doKeys("<ESC>"); \
        data.doKeys(keys); \
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        COMPARE(beforeText, beforePosition, data.text(), data.position(), (expected), (keys)); \
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    } while (false)
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// Run Ex command and check if the expected result is same as document contents.
#define COMMAND(cmd, expected) \
    do { \
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        QByteArray beforeText(data.text()); \
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        int beforePosition = data.position(); \
        data.doCommand(cmd); \
        COMPARE(beforeText, beforePosition, data.text(), data.position(), (expected), (":" cmd)); \
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    } while (false)
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// Test undo, redo and repeat of last single command. This doesn't test cursor position.
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// Set afterEnd to true if cursor position after undo and redo differs at the end of line
// (e.g. undoing 'A' operation moves cursor at the end of line and redo moves it one char right).
#define INTEGRITY(afterEnd) \
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    do { \
        data.doKeys("<ESC>"); \
        const int newPosition = data.position(); \
        const int oldPosition = data.oldPosition; \
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        const QByteArray redo = data.text(); \
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        KEYS("u", data.oldText); \
        const QTextCursor tc = data.cursor(); \
        const int pos = tc.position(); \
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        const int col = tc.positionInBlock() \
            + ((afterEnd && tc.positionInBlock() + 2 == tc.block().length()) ? 1 : 0); \
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        const int line = tc.block().blockNumber(); \
        const QTextDocument *doc = data.editor()->document(); \
        KEYS("<c-r>", textWithCursor(redo, doc->findBlockByNumber(line), col)); \
        KEYS("u", textWithCursor(data.oldText, pos)); \
        data.setPosition(oldPosition); \
        KEYS(".", textWithCursor(redo, newPosition)); \
    } while (false)

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using namespace FakeVim::Internal;
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using namespace TextEditor;
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static QByteArray textWithCursor(const QByteArray &text, int position)
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{
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    return (position == -1) ? text : (text.left(position) + X + text.mid(position));
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}

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static QByteArray textWithCursor(const QByteArray &text, const QTextBlock &block, int column)
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{
    const int pos = block.position() + qMin(column, qMax(0, block.length() - 2));
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    return text.left(pos) + X + text.mid(pos);
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}

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const QByteArray testLines =
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  /* 0         1         2         3        4 */
  /* 0123456789012345678901234567890123457890 */
    "\n"
    "#include <QtCore>\n"
    "#include <QtGui>\n"
    "\n"
    "int main(int argc, char *argv[])\n"
    "{\n"
    "    QApplication app(argc, argv);\n"
    "\n"
    "    return app.exec();\n"
    "}\n";

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const QList<QByteArray> l = testLines.split('\n');

static QByteArray bajoin(const QList<QByteArray> &balist)
{
    QByteArray res;
    for (int i = 0; i < balist.size(); ++i) {
        if (i)
            res += '\n';
        res += balist.at(i);
    }
    return res;
}
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// Insert cursor char at pos, negative counts from back.
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static QByteArray cursor(int line, int column)
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{
    const int col = column >= 0 ? column : l[line].size() + column;
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    QList<QByteArray> res = l.mid(0, line) << textWithCursor(l[line], col);
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    res.append(l.mid(line + 1));
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    return bajoin(res);
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}

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static QByteArray lmid(int i, int n = -1) { return bajoin(l.mid(i, n)); }
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// Data for tests containing BaseTextEditorWidget and FakeVimHAndler.
struct FakeVimPlugin::TestData
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{
    FakeVimHandler *handler;
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    QWidget *edit;
    QString title;

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    int oldPosition;
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    QByteArray oldText;
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    BaseTextEditorWidget *editor() const { return qobject_cast<BaseTextEditorWidget *>(edit); }
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    QTextCursor cursor() const { return editor()->textCursor(); }
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    int position() const
    {
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        return cursor().position();
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    }

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    void setPosition(int position)
    {
        handler->setTextCursorPosition(position);
    }

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    QByteArray text() const { return editor()->toPlainText().toUtf8(); }
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    void doCommand(const QString &cmd) { handler->handleCommand(cmd); }
    void doCommand(const char *cmd) { doCommand(_(cmd)); }
    void doKeys(const QString &keys) { handler->handleInput(keys); }
    void doKeys(const char *keys) { doKeys(_(keys)); }
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    void setText(const char *text)
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    {
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        doKeys("<ESC>");
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        QByteArray str = text;
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        int i = str.indexOf(X);
        if (i != -1)
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            str.remove(i, 1);
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        else
            i = 0;
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        editor()->document()->setPlainText(_(str));
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        setPosition(i);
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        QCOMPARE(position(), i);
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    }

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    // Simulate text completion by inserting text directly to editor widget (bypassing FakeVim).
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    void completeText(const char *text)
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    {
        QTextCursor tc = editor()->textCursor();
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        tc.insertText(_(text));
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        editor()->setTextCursor(tc);
    }

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    // Simulate external position change.
    void jump(const char *textWithCursorPosition)
    {
        int pos = QString(_(textWithCursorPosition)).indexOf(_(X));
        QTextCursor tc = editor()->textCursor();
        tc.setPosition(pos);
        editor()->setTextCursor(tc);
        QCOMPARE(QByteArray(textWithCursorPosition), textWithCursor(text(), position()));
    }

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    int lines() const
    {
        QTextDocument *doc = editor()->document();
        Q_ASSERT(doc != 0);
        return doc->lineCount();
    }
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    // Enter command mode and go to start.
    void reset()
    {
        handler->handleInput(_("<ESC><ESC>gg0"));
    }
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};

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void FakeVimPlugin::setup(TestData *data)
{
    setupTest(&data->title, &data->handler, &data->edit);
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    data->reset();
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}


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void FakeVimPlugin::cleanup()
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{
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    Core::EditorManager::instance()->closeAllEditors(false);
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}

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void FakeVimPlugin::test_vim_indentation()
{
    TestData data;
    setup(&data);

    data.doCommand("set expandtab");
    data.doCommand("set tabstop=4");
    data.doCommand("set shiftwidth=4");
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    QCOMPARE(data.handler->physicalIndentation(_("      \t\t\tx")), 6 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("      \t\t\tx")), 4 + 3 * 4);
    QCOMPARE(data.handler->physicalIndentation(_("     \t\t\tx")), 5 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("     \t\t\tx")), 4 + 3 * 4);

    QCOMPARE(data.handler->tabExpand(3), _("   "));
    QCOMPARE(data.handler->tabExpand(4), _("    "));
    QCOMPARE(data.handler->tabExpand(5), _("     "));
    QCOMPARE(data.handler->tabExpand(6), _("      "));
    QCOMPARE(data.handler->tabExpand(7), _("       "));
    QCOMPARE(data.handler->tabExpand(8), _("        "));
    QCOMPARE(data.handler->tabExpand(9), _("         "));
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    data.doCommand("set expandtab");
    data.doCommand("set tabstop=8");
    data.doCommand("set shiftwidth=4");
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    QCOMPARE(data.handler->physicalIndentation(_("      \t\t\tx")), 6 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("      \t\t\tx")), 0 + 3 * 8);
    QCOMPARE(data.handler->physicalIndentation(_("     \t\t\tx")), 5 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("     \t\t\tx")), 0 + 3 * 8);

    QCOMPARE(data.handler->tabExpand(3), _("   "));
    QCOMPARE(data.handler->tabExpand(4), _("    "));
    QCOMPARE(data.handler->tabExpand(5), _("     "));
    QCOMPARE(data.handler->tabExpand(6), _("      "));
    QCOMPARE(data.handler->tabExpand(7), _("       "));
    QCOMPARE(data.handler->tabExpand(8), _("        "));
    QCOMPARE(data.handler->tabExpand(9), _("         "));
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    data.doCommand("set noexpandtab");
    data.doCommand("set tabstop=4");
    data.doCommand("set shiftwidth=4");
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    QCOMPARE(data.handler->physicalIndentation(_("      \t\t\tx")), 6 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("      \t\t\tx")), 4 + 3 * 4);
    QCOMPARE(data.handler->physicalIndentation(_("     \t\t\tx")), 5 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("     \t\t\tx")), 4 + 3 * 4);

    QCOMPARE(data.handler->tabExpand(3), _("   "));
    QCOMPARE(data.handler->tabExpand(4), _("\t"));
    QCOMPARE(data.handler->tabExpand(5), _("\t "));
    QCOMPARE(data.handler->tabExpand(6), _("\t  "));
    QCOMPARE(data.handler->tabExpand(7), _("\t   "));
    QCOMPARE(data.handler->tabExpand(8), _("\t\t"));
    QCOMPARE(data.handler->tabExpand(9), _("\t\t "));
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    data.doCommand("set noexpandtab");
    data.doCommand("set tabstop=8");
    data.doCommand("set shiftwidth=4");
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    QCOMPARE(data.handler->physicalIndentation(_("      \t\t\tx")), 6 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("      \t\t\tx")), 0 + 3 * 8);
    QCOMPARE(data.handler->physicalIndentation(_("     \t\t\tx")), 5 + 3);
    QCOMPARE(data.handler->logicalIndentation (_("     \t\t\tx")), 0 + 3 * 8);

    QCOMPARE(data.handler->tabExpand(3), _("   "));
    QCOMPARE(data.handler->tabExpand(4), _("    "));
    QCOMPARE(data.handler->tabExpand(5), _("     "));
    QCOMPARE(data.handler->tabExpand(6), _("      "));
    QCOMPARE(data.handler->tabExpand(7), _("       "));
    QCOMPARE(data.handler->tabExpand(8), _("\t"));
    QCOMPARE(data.handler->tabExpand(9), _("\t "));
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}

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void FakeVimPlugin::test_vim_movement()
{
    TestData data;
    setup(&data);

    // vertical movement
    data.setText("123" N   "456" N   "789" N   "abc");
    KEYS("",   X "123" N   "456" N   "789" N   "abc");
    KEYS("j",    "123" N X "456" N   "789" N   "abc");
    KEYS("G",    "123" N   "456" N   "789" N X "abc");
    KEYS("k",    "123" N   "456" N X "789" N   "abc");
    KEYS("2k", X "123" N   "456" N   "789" N   "abc");
    KEYS("k",  X "123" N   "456" N   "789" N   "abc");
    KEYS("jj",   "123" N   "456" N X "789" N   "abc");
    KEYS("gg", X "123" N   "456" N   "789" N   "abc");

    // horizontal movement
    data.setText(" " X "x"   "x"   "x"   "x");
    KEYS("",     " " X "x"   "x"   "x"   "x");
    KEYS("h",  X " "   "x"   "x"   "x"   "x");
    KEYS("l",    " " X "x"   "x"   "x"   "x");
    KEYS("3l",   " "   "x"   "x"   "x" X "x");
    KEYS("2h",   " "   "x" X "x"   "x"   "x");
    KEYS("$",    " "   "x"   "x"   "x" X "x");
    KEYS("^",    " " X "x"   "x"   "x"   "x");
    KEYS("0",  X " "   "x"   "x"   "x"   "x");

    // skip words
    data.setText("123 "   "456"   "."   "789 "   "abc");
    KEYS("b",  X "123 "   "456"   "."   "789 "   "abc");
    KEYS("w",    "123 " X "456"   "."   "789 "   "abc");
    KEYS("2w",   "123 "   "456"   "." X "789 "   "abc");
    KEYS("3w",   "123 "   "456"   "."   "789 "   "ab" X "c");
    KEYS("3b",   "123 "   "456" X "."   "789 "   "abc");

    data.setText("123 "   "456.789 "   "abc "   "def");
    KEYS("B",  X "123 "   "456.789 "   "abc "   "def");
    KEYS("W",    "123 " X "456.789 "   "abc "   "def");
    KEYS("2W",   "123 "   "456.789 "   "abc " X "def");
    KEYS("B",    "123 "   "456.789 " X "abc "   "def");
    KEYS("2B", X "123 "   "456.789 "   "abc "   "def");
    KEYS("4W",   "123 "   "456.789 "   "abc "   "de" X "f");

    data.setText("123" N   "45."   "6" N   "" N " " N   "789");
    KEYS("3w",   "123" N   "45." X "6" N   "" N " " N   "789");
    // From Vim help (motion.txt): An empty line is also considered to be a word.
    KEYS("w",    "123" N   "45."   "6" N X "" N " " N   "789");
    KEYS("w",    "123" N   "45."   "6" N   "" N " " N X "789");

    KEYS("b",    "123" N   "45."   "6" N X "" N " " N   "789");
    KEYS("4b", X "123" N   "45."   "6" N   "" N " " N   "789");

    KEYS("3e",    "123" N "45" X "."   "6" N "" N " " N "789");
    KEYS("e",     "123" N "45"   "." X "6" N "" N " " N "789");
    // Command "e" does not stop on empty lines ("ge" does).
    KEYS("e",     "123" N "45"   "."   "6" N "" N " " N "78" X "9");
    KEYS("ge",    "123" N "45"   "."   "6" N X "" N " " N "789");
    KEYS("2ge",   "123" N "45" X "."   "6" N   "" N " " N "789");
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    // do not move behind end of line in normal mode
    data.setText("abc def" N "ghi");
    KEYS("$h", "abc d" X "ef" N "ghi");
    data.setText("abc def" N "ghi");
    KEYS("4e", "abc def" N "gh" X "i");
    data.setText("abc def" N "ghi");
    KEYS("$i", "abc de" X "f" N "ghi");

    // move behind end of line in insert mode
    data.setText("abc def" N "ghi");
    KEYS("i<end>", "abc def" X N "ghi");
    data.setText("abc def" N "ghi");
    KEYS("A", "abc def" X N "ghi");
    data.setText("abc def" N "ghi");
    KEYS("$a", "abc def" X N "ghi");
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    data.setText("abc" N "def ghi");
    KEYS("i<end><down>", "abc" N "def ghi" X);
    data.setText("abc" N "def ghi");
    KEYS("<end>i<down>", "abc" N "de" X "f ghi");
    data.setText("abc" N "def ghi");
    KEYS("<end>a<down>", "abc" N "def" X " ghi");

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    // paragraph movement
    data.setText("abc"  N   N "def");
    KEYS("}",     "abc" N X N "def");
    KEYS("}",     "abc" N   N "de" X "f");
    KEYS("{",     "abc" N X N "def");
    KEYS("{",   X "abc" N   N "def");

    data.setText("abc" N   N N   N "def");
    KEYS("}",    "abc" N X N N   N "def");
    KEYS("}",    "abc" N   N N   N "de" X "f");
    KEYS("3{",   "abc" N   N N   N "de" X "f");
    KEYS("{",    "abc" N   N N X N "def");
    KEYS("{",  X "abc" N   N N   N "def");
    KEYS("3}", X "abc" N   N N   N "def");

    data.setText("abc def");
    KEYS("}", "abc de" X "f");
    KEYS("{", X "abc def");
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}

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void FakeVimPlugin::test_vim_insert()
{
    TestData data;
    setup(&data);

    // basic insert text
    data.setText("ab" X "c" N "def");
    KEYS("i 123", "ab 123" X "c" N "def");
    INTEGRITY(false);

    data.setText("ab" X "c" N "def");
    KEYS("a 123", "abc 123" X N "def");
    INTEGRITY(true);

    data.setText("ab" X "c" N "def");
    KEYS("I 123", " 123" X "abc" N "def");
    INTEGRITY(false);

    data.setText("abc" N "def");
    KEYS("A 123", "abc 123" X N "def");
    INTEGRITY(true);

    data.setText("abc" N "def");
    KEYS("o 123", "abc" N " 123" X N "def");
    INTEGRITY(false);

    data.setText("abc" N "def");
    KEYS("O 123", " 123" X N "abc" N "def");
    INTEGRITY(false);

    // insert text [count] times
    data.setText("ab" X "c" N "def");
    KEYS("3i 123<esc>", "ab 123 123 12" X "3c" N "def");
    INTEGRITY(false);

    data.setText("ab" X "c" N "def");
    KEYS("3a 123<esc>", "abc 123 123 12" X "3" N "def");
    INTEGRITY(true);

    data.setText("ab" X "c" N "def");
    KEYS("3I 123<esc>", " 123 123 12" X "3abc" N "def");
    INTEGRITY(false);

    data.setText("abc" N "def");
    KEYS("3A 123<esc>", "abc 123 123 12" X "3" N "def");
    INTEGRITY(true);

    data.setText("abc" N "def");
    KEYS("3o 123<esc>", "abc" N " 123" N " 123" N " 12" X "3" N "def");
    INTEGRITY(false);

    data.setText("abc" N "def");
    KEYS("3O 123<esc>", " 123" N " 123" N " 12" X "3" N "abc" N "def");
    INTEGRITY(false);
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    // <C-O>
    data.setText("abc" N "d" X "ef");
    KEYS("i<c-o>xX", "abc" N "dX" X "f");
    KEYS("i<c-o><end>", "abc" N "dXf" X);
    data.setText("ab" X "c" N "def");
    KEYS("i<c-o>rX", "ab" X "X" N "def");
    data.setText("abc" N "def");
    KEYS("A<c-o>x", "ab" X N "def");
    data.setText("abc" N "de" X "f");
    KEYS("i<c-o>0x", "abc" N "x" X "def");
    data.setText("abc" N "de" X "f");
    KEYS("i<c-o>ggx", "x" X "abc" N "def");

    // <INSERT> to toggle between insert and replace mode
    data.setText("abc" N "def");
    KEYS("<insert>XYZ<insert>xyz<esc>", "XYZxy" X "z" N "def");
    KEYS("<insert><insert>" "<c-o>0<c-o>j" "XY<insert>Z", "XYZxyz" N "XYZ" X "f");
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    // dot command for insert
    data.setText("abc" N "def");
    KEYS("ix<insert>X<insert>y<esc>", "xX" X "ybc" N "def");
    KEYS("0j.", "xXybc" N "xX" X "yef");

    data.setText("abc" N "def");
    KEYS("<insert>x<insert>X<right>Y<esc>", "xXb" X "Y" N "def");
    KEYS("0j.", "xXbY" N X "Yef");

    data.setText("abc" N "def");
    KEYS("<insert>x<insert>X<left><left><down><esc>", "xXbc" N X "def");
    KEYS(".", "xXbc" N "x" X "Xef");

    // delete in insert mode is part of dot command
    data.setText("abc" N "def");
    KEYS("iX<delete>Y", "XY" X "bc" N "def");
    KEYS("0j.", "XYbc" N "X" X "Yef");

    data.setText("abc" N "def");
    KEYS("2iX<delete>Y<esc>", "XYX" X "Yc" N "def");
    KEYS("0j.", "XYXYc" N "XYX" X "Yf");
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    data.setText("abc" N "def");
    KEYS("i<delete>XY", "XY" X "bc" N "def");
    KEYS("0j.", "XYbc" N "X" X "Yef");

    data.setText("ab" X "c" N "def");
    KEYS("i<bs>XY", "aXY" X "c" N "def");
    KEYS("j.", "aXYc" N "dX" X "Yf");

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    // insert in visual block mode
    data.setText("abc" N "d" X "ef" N "jkl" N "mno" N "pqr");
    KEYS("<c-v>2j" "2I" "XYZ<esc>", "abc" N "d" X "XYZXYZef" N "jXYZXYZkl" N "mXYZXYZno" N "pqr");
    INTEGRITY(false);

    data.setText("abc" N "d" X "ef" N "jkl" N "mno" N "pqr");
    KEYS("<c-v>2j" "2A" "XYZ<esc>", "abc" N "d" X "eXYZXYZf" N "jkXYZXYZl" N "mnXYZXYZo" N "pqr");
    INTEGRITY(false);

    data.setText("abc" N "de" X "f" N  "" N "jkl" N "mno");
    KEYS("<c-v>2jh" "2I" "XYZ<esc>", "abc" N "d" X "XYZXYZef" N "" N "jXYZXYZkl" N "mno");
    INTEGRITY(false);
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    // repeat insert with special characters
    data.setText("ab" X "c" N "def");
    KEYS("2i<lt>down><esc>", "ab<down><down" X ">c" N "def");
    INTEGRITY(false);

    data.setText("  ab" X "c" N "  def");
    KEYS("2I<lt>end><esc>", "  <end><end" X ">abc" N "  def");
    KEYS("u", "  " X "abc" N "  def");
    KEYS(".", "  <end><end" X ">abc" N "  def");
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}

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void FakeVimPlugin::test_vim_fFtT()
{
    TestData data;
    setup(&data);

    data.setText("123()456" N "a(b(c)d)e");
    KEYS("t(", "12" X "3()456" N "a(b(c)d)e");
    KEYS("lt(", "123" X "()456" N "a(b(c)d)e");
    KEYS("0j2t(", "123()456" N "a(" X "b(c)d)e");
    KEYS("l2T(", "123()456" N "a(b" X "(c)d)e");
    KEYS("l2T(", "123()456" N "a(" X "b(c)d)e");
    KEYS("T(", "123()456" N "a(" X "b(c)d)e");

    KEYS("ggf(", "123" X "()456" N "a(b(c)d)e");
    KEYS("lf(", "123(" X ")456" N "a(b(c)d)e");
    KEYS("0j2f(", "123()456" N "a(b" X "(c)d)e");
    KEYS("2F(", "123()456" N "a(b" X "(c)d)e");
    KEYS("l2F(", "123()456" N "a" X "(b(c)d)e");
    KEYS("F(", "123()456" N "a" X "(b(c)d)e");
}

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void FakeVimPlugin::test_vim_transform_numbers()
{
    TestData data;
    setup(&data);

    data.setText("8");
    KEYS("<c-a>", X "9");
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    INTEGRITY(false);
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    KEYS("<c-x>", X "8");
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    INTEGRITY(false);
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    KEYS("<c-a>", X "9");
    KEYS("<c-a>", "1" X "0");
    KEYS("<c-a>", "1" X "1");
    KEYS("5<c-a>", "1" X "6");
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    INTEGRITY(false);
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    KEYS("10<c-a>", "2" X "6");
    KEYS("h100<c-a>", "12" X "6");
    KEYS("100<c-x>", "2" X "6");
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    INTEGRITY(false);
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    KEYS("10<c-x>", "1" X "6");
    KEYS("5<c-x>", "1" X "1");
    KEYS("5<c-x>", X "6");
    KEYS("6<c-x>", X "0");
    KEYS("<c-x>", "-" X "1");
    KEYS("h10<c-x>", "-1" X "1");
    KEYS("h100<c-x>", "-11" X "1");
    KEYS("h889<c-x>", "-100" X "0");

    // increase nearest number
    data.setText("x-x+x: 1 2 3 -4 5");
    KEYS("8<c-a>", "x-x+x: " X "9 2 3 -4 5");
    KEYS("l8<c-a>", "x-x+x: 9 1" X "0 3 -4 5");
    KEYS("l8<c-a>", "x-x+x: 9 10 1" X "1 -4 5");
    KEYS("l16<c-a>", "x-x+x: 9 10 11 1" X "2 5");
    KEYS("w18<c-x>", "x-x+x: 9 10 11 12 -1" X "3");
    KEYS("hh13<c-a>", "x-x+x: 9 10 11 12 " X "0");
    KEYS("B12<c-x>", "x-x+x: 9 10 11 " X "0 0");
    KEYS("B11<c-x>", "x-x+x: 9 10 " X "0 0 0");
    KEYS("B10<c-x>", "x-x+x: 9 " X "0 0 0 0");
    KEYS("B9<c-x>", "x-x+x: " X "0 0 0 0 0");
    KEYS("B9<c-x>", "x-x+x: -" X "9 0 0 0 0");

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    data.setText("-" X "- 1 --");
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    KEYS("<c-x>", "-- " X "0 --");
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    KEYS("u", "-" X "- 1 --");
    KEYS("<c-r>", "-" X "- 0 --");
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    KEYS("<c-x><c-x>", "-- -" X "2 --");
    KEYS("2<c-a><c-a>", "-- " X "1 --");
    KEYS("<c-a>2<c-a>", "-- " X "4 --");
    KEYS(".", "-- " X "6 --");
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    KEYS("u", "-- " X "4 --");
    KEYS("<c-r>", "-- " X "6 --");
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    // hexadecimal and octal numbers
    data.setText("0x0 0x1 -1 07 08");
    KEYS("3<c-a>", "0x" X "3 0x1 -1 07 08");
    KEYS("7<c-a>", "0x" X "a 0x1 -1 07 08");
    KEYS("9<c-a>", "0x1" X "3 0x1 -1 07 08");
    // if last letter in hexadecimal number is capital then all letters are capital
    KEYS("ifA<esc>", "0x1f" X "A3 0x1 -1 07 08");
    KEYS("9<c-a>", "0x1FA" X "C 0x1 -1 07 08");
    KEYS("w1022<c-a>", "0x1FAC 0x3f" X "f -1 07 08");
    KEYS("w.", "0x1FAC 0x3ff 102" X "1 07 08");
    // octal number
    KEYS("w.", "0x1FAC 0x3ff 1021 0200" X "5 08");
    // non-octal number with leading zeroes
    KEYS("w.", "0x1FAC 0x3ff 1021 02005 103" X "0");

    // preserve width of hexadecimal and octal numbers
    data.setText("0x0001");
    KEYS("<c-a>", "0x000" X "2");
    KEYS("10<c-a>", "0x000" X "c");
    KEYS(".", "0x001" X "6");
    KEYS("999<c-a>", "0x03f" X "d");
    KEYS("99999<c-a>", "0x18a9" X "c");
    data.setText("0001");
    KEYS("<c-a>", "000" X "2");
    KEYS("10<c-a>", "001" X "4");
    KEYS("999<c-a>", "0176" X "3");
    data.setText("0x0100");
    KEYS("<c-x>", "0x00f" X "f");
    data.setText("0100");
    KEYS("<c-x>", "007" X "7");
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}

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void FakeVimPlugin::test_vim_delete()
{
    TestData data;
    setup(&data);

    data.setText("123" N "456");
    KEYS("x",  "23" N "456");
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    INTEGRITY(false);
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    KEYS("dd", "456");
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    INTEGRITY(false);
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    KEYS("2x", "6");
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    INTEGRITY(false);
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    KEYS("dd", "");
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    INTEGRITY(false);
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    data.setText("void main()");
    KEYS("dt(", "()");
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    INTEGRITY(false);
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    data.setText("void main()");
    KEYS("df(", ")");
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    INTEGRITY(false);
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    data.setText("void " X "main()");
    KEYS("D", "void ");
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    INTEGRITY(false);
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    KEYS("ggd$", "");

    data.setText("abc def ghi");
    KEYS("2dw", X "ghi");
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    INTEGRITY(false);
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    data.setText("abc def ghi");
    KEYS("d2w", X "ghi");
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    INTEGRITY(false);
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    data.setText("abc  " N "  def" N "  ghi" N "jkl");
    KEYS("3dw", X "jkl");
    data.setText("abc  " N "  def" N "  ghi" N "jkl");
    KEYS("d3w", X "jkl");
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    // delete empty line
    data.setText("a" N X "" N "  b");
    KEYS("dd", "a" N "  " X "b");

    // delete on an empty line
    data.setText("a" N X "" N "  b");
    KEYS("d$", "a" N X "" N "  b");
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    INTEGRITY(false);
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    // delete in empty document
    data.setText("");
    KEYS("dd", X);
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    // delete to start of line
    data.setText("  abc" N "  de" X "f" N "  ghi");
    KEYS("d0", "  abc" N X "f" N "  ghi");
    INTEGRITY(false);
    data.setText("  abc" N "  de" X "f" N "  ghi");
    KEYS("d^", "  abc" N "  " X "f" N "  ghi");
    INTEGRITY(false);

    // delete to mark
    data.setText("abc " X "def ghi");
    KEYS("ma" "3l" "d`a", "abc " X " ghi");
    KEYS("u" "gg" "d`a", X "def ghi");

    // delete lines
    data.setText("  abc" N "  de" X "f" N "  ghi" N "  jkl");
    KEYS("dj", "  abc" N "  " X "jkl");
    INTEGRITY(false);
    data.setText("  abc" N "  def" N "  gh" X "i" N "  jkl");
    KEYS("dk", "  abc" N "  " X "jkl");
    INTEGRITY(false);
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}

void FakeVimPlugin::test_vim_delete_inner_word()
{
    TestData data;
    setup(&data);

    data.setText("abc def ghi");
    KEYS("wlldiw", "abc " X " ghi");

    data.setText("abc def ghi jkl");
    KEYS("3diw", X  " ghi jkl");
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    INTEGRITY(false);
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    data.setText("abc " X "  def");
    KEYS("diw", "abc" X "def");
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    INTEGRITY(false);
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    KEYS("diw", "");

    data.setText("abc  " N "  def");
    KEYS("3diw", X "def");

    data.setText("abc  " N "  def" N "  ghi");
    KEYS("4diw", "  " X "ghi");
    data.setText("ab" X "c  " N "  def" N "  ghi");
    KEYS("4diw", "  " X "ghi");
    data.setText("a b" X "c  " N "  def" N "  ghi");
    KEYS("4diw", "a" X " " N "  ghi");

    data.setText("abc def" N "ghi");
    KEYS("2diw", X "def" N "ghi");
    data.setText("abc def" N "ghi");
    KEYS("3diw", X "" N "ghi");

    data.setText("x" N X "" N "" N "  ");
    KEYS("diw", "x" N X "" N "" N "  ");
    data.setText("x" N X "" N "" N "  ");
    KEYS("2diw", "x" N " " X " ");
    data.setText("x" N X "" N "" N "" N "" N "  ");
    KEYS("3diw", "x" N " " X " ");
    data.setText("x" N X "" N "" N "" N "" N "" N "  ");
    KEYS("3diw", "x" N X "" N "  ");
    data.setText("x" N X "" N "" N "" N "" N "" N "" N "  ");
    KEYS("4diw", "x" N X "" N "  ");
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    // delete single-character-word
    data.setText("a " X "b c");
    KEYS("diw", "a " X " c");
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}

void FakeVimPlugin::test_vim_delete_a_word()
{
    TestData data;
    setup(&data);

    data.setText("abc def ghi");
    KEYS("wlldaw", "abc " X "ghi");

    data.setText("abc def ghi jkl");
    KEYS("wll2daw", "abc " X "jkl");

    data.setText("abc" X " def ghi");
    KEYS("daw", "abc" X " ghi");
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    INTEGRITY(false);
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    KEYS("daw", "ab" X "c");
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    INTEGRITY(false);
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    KEYS("daw", "");

    data.setText(X " ghi jkl");
    KEYS("daw", X " jkl");
    KEYS("ldaw", X " ");

    data.setText("abc def ghi jkl");
    KEYS("3daw", X "jkl");
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    INTEGRITY(false);
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    // remove trailing spaces
    data.setText("abc  " N "  def" N "  ghi" N "jkl");
    KEYS("3daw", X "jkl");

    data.setText("abc  " N "  def" N "  ghi" N "jkl");
    KEYS("3daw", X "jkl");

    data.setText("abc def" N "ghi");
    KEYS("2daw", X "" N "ghi");

    data.setText("x" N X "" N "" N "  ");
    KEYS("daw", "x" N " " X " ");
    data.setText("x" N X "" N "" N "" N "" N "  ");
    KEYS("2daw", "x" N " " X " ");
    data.setText("x" N X "" N "" N "" N "" N "" N "  ");
    KEYS("2daw", "x" N X "" N "  ");
    data.setText("x" N X "" N "" N "" N "" N "" N "" N "  ");
    KEYS("3daw", "x" N " " X " ");
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    // delete single-character-word
    data.setText("a," X "b,c");
    KEYS("daw", "a," X ",c");
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    // delete a word with visual selection
    data.setText(X "a" N "" N "b");
    KEYS("vawd", X "" N "" N "b");
    data.setText(X "a" N "" N "b");
    KEYS("Vawd", X "" N "" N "b");

    data.setText("abc def g" X "hi");
    KEYS("vawd", "abc de" X "f");
    KEYS("u", "abc def" X " ghi");

    // backward visual selection
    data.setText("abc def g" X "hi");
    KEYS("vhawd", "abc " X "i");

    data.setText("abc def gh" X "i");
    KEYS("vhawd", "abc de" X "f");

    data.setText("abc def gh" X "i");
    KEYS("vh2awd", "ab" X "c");
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}

void FakeVimPlugin::test_vim_change_a_word()
{
    TestData data;
    setup(&data);

    data.setText("abc " X "def ghi");
    KEYS("caw#", "abc #" X "ghi");
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    INTEGRITY(false);
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    data.setText("abc d" X "ef ghi");
    KEYS("caw#", "abc #" X "ghi");
    data.setText("abc de" X "f ghi");
    KEYS("caw#", "abc #" X "ghi");

    data.setText("abc de" X "f ghi jkl");
    KEYS("2caw#", "abc #" X "jkl");
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    INTEGRITY(false);
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    data.setText("abc" X " def ghi jkl");
    KEYS("2caw#", "abc#" X " jkl");

    data.setText("abc " X "  def ghi jkl");
    KEYS("2caw#", "abc#" X " jkl");

    data.setText(" abc  " N "  def" N "  ghi" N " jkl");
    KEYS("3caw#", "#" X N " jkl");
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    // change single-character-word
    data.setText("a " X "b c");
    KEYS("ciwX<esc>", "a " X "X c");
    KEYS("cawZ<esc>", "a " X "Zc");
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}

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void FakeVimPlugin::test_vim_change_replace()
{
    TestData data;
    setup(&data);

    // preserve lines in replace mode
    data.setText("abc" N "def");
    KEYS("llvjhrX", "ab" X "X" N "XXf");

    // change empty line
    data.setText("a" N X "" N "  b");
    KEYS("ccABC", "a" N "ABC" X N "  b");
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    INTEGRITY(false);
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    // change on empty line
    data.setText("a" N X "" N "  b");
    KEYS("c$ABC<esc>", "a" N "AB" X "C" N "  b");
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    INTEGRITY(false);
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    KEYS("u", "a" N X "" N "  b");
    KEYS("rA", "a" N X "" N "  b");

    // change in empty document
    data.setText("");
    KEYS("ccABC", "ABC" X);
    KEYS("u", "");
    KEYS("SABC", "ABC" X);
    KEYS("u", "");
    KEYS("sABC", "ABC" X);
    KEYS("u", "");
    KEYS("rA", "" X);

    // indentation with change
    data.doCommand("set expandtab");
    data.doCommand("set shiftwidth=2");
    data.setText("int main()" N
         "{" N
         " " X "   return 0;" N
         "}" N
         "");

    KEYS("cc" "int i = 0;",
         "int main()" N
         "{" N
         "  int i = 0;" X N
         "}" N
         "");
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    INTEGRITY(false);
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    KEYS("uS" "int i = 0;" N "int j = 1;",
         "int main()" N
         "{" N
         "  int i = 0;" N
         "  int j = 1;" X N
         "}" N
         "");
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    // change to start of line
    data.setText("  abc" N "  de" X "f" N "  ghi");
    KEYS("c0123<ESC>", "  abc" N "12" X "3f" N "  ghi");
    INTEGRITY(false);
    data.setText("  abc" N "  de" X "f" N "  ghi");
    KEYS("c^123<ESC>", "  abc" N "  12" X "3f" N "  ghi");
    INTEGRITY(false);

    // change to mark
    data.setText("abc " X "def ghi");
    KEYS("ma" "3l" "c`a123<ESC>", "abc 12" X "3 ghi");
    KEYS("u" "gg" "c`a123<ESC>", "12" X "3def ghi");

    // change lines
    data.setText("  abc" N "  de" X "f" N "  ghi" N "  jkl");
    KEYS("cj123<ESC>", "  abc" N "  12" X "3" N "  jkl");
    INTEGRITY(false);
    data.setText("  abc" N "  def" N "  gh" X "i" N "  jkl");
    KEYS("ck123<ESC>", "  abc" N "  12" X "3" N "  jkl");
    INTEGRITY(false);
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    data.setText("abc" N X "def");
    KEYS("sXYZ", "abc" N "XYZ" X "ef");
    INTEGRITY(false);

    data.setText("abc" N X "def");
    KEYS("2sXYZ<ESC>", "abc" N "XY" X "Zf");
    INTEGRITY(false);

    data.setText("abc" N X "def");
    KEYS("6sXYZ<ESC>", "abc" N "XY" X "Z");
    INTEGRITY(false);
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    // insert in visual block mode
    data.setText("abc" N "d" X "ef" N "jkl" N "mno" N "pqr");
    KEYS("<c-v>2j" "2s" "XYZ<esc>", "abc" N "d" X "XYZf" N "jXYZl" N "mXYZo" N "pqr");
    INTEGRITY(false);

    data.setText("abc" N "de" X "f" N  "" N "jkl" N "mno");
    KEYS("<c-v>2jh" "2s" "XYZ<esc>", "abc" N "d" X "XYZ" N "" N "jXYZ" N "mno");
    INTEGRITY(false);
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}

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void FakeVimPlugin::test_vim_block_selection()
{
    TestData data;
    setup(&data);

    data.setText("int main(int /* (unused) */, char *argv[]);");
    KEYS("f(", "int main" X "(int /* (unused) */, char *argv[]);");
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    KEYS("da(", "int main" X ";");
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    INTEGRITY(false);
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    data.setText("int main(int /* (unused) */, char *argv[]);");
    KEYS("f(", "int main" X "(int /* (unused) */, char *argv[]);");
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    KEYS("di(", "int main(" X ");");
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    INTEGRITY(false);
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    data.setText("int main(int /* (unused) */, char *argv[]);");
    KEYS("2f)", "int main(int /* (unused) */, char *argv[]" X ");");
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    KEYS("da(", "int main" X ";");
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    data.setText("int main(int /* (unused) */, char *argv[]);");
    KEYS("2f)", "int main(int /* (unused) */, char *argv[]" X ");");
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    KEYS("di(", "int main(" X ");");
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    data.setText("{ { { } } }");
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    KEYS("2f{l", "{ { {" X " } } }");
    KEYS("da{", "{ { " X " } }");
    KEYS("da{", "{ " X " }");
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    INTEGRITY(false);
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    data.setText("{ { { } } }");
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    KEYS("2f{l", "{ { {" X " } } }");
    KEYS("2da{", "{ " X " }");
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    INTEGRITY(false);
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    data.setText("{" N " { " N " } " N "}");
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    KEYS("di{", "{" N "}");
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    data.setText("(" X "())");
    KEYS("di(", "((" X "))");
    data.setText("\"\"");
    KEYS("di\"", "\"" X "\"");
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    // visual selection
    data.setText("(abc()" X "(def))");
    KEYS("vi(d", "(abc()(" X "))");
    KEYS("u", "(abc()(" X "def))");
    KEYS("<c-r>", "(abc()(" X "))");
    KEYS("va(d", "(abc()" X ")");
    KEYS("u", "(abc()" X "())");
    KEYS("<c-r>", "(abc()" X ")");

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    data.setText("\"abc" X "\"\"def\"");
    KEYS("vi\"d", "\"" X "\"\"def\"");

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    // repeat change inner
    data.setText("(abc)" N "def" N "(ghi)");
    KEYS("ci(xyz<esc>", "(xy" X "z)" N "def" N "(ghi)");
    KEYS("j.", "(xyz)" N "de" X "f" N "(ghi)");
    KEYS("j.", "(xyz)" N "def" N "(xy" X "z)");
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    // quoted string
    data.setText("\"abc" X "\"\"def\"");
    KEYS("di\"", "\"" X "\"\"def\"");
    KEYS("u", "\"" X "abc\"\"def\"");
    KEYS("<c-r>", "\"" X "\"\"def\"");

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    // quoted string with escaped character
    data.setText("\"abc\"");
    KEYS("di\"", "\"abc\"\"" X "\"");
    KEYS("u", "\"abc\"\"" X "def\"");
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}

void FakeVimPlugin::test_vim_repeat()
{
    TestData data;
    setup(&data);

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    // delete line
    data.setText("abc" N "def" N "ghi");
    KEYS("dd", X "def" N "ghi");
    KEYS(".", X "ghi");
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    INTEGRITY(false);
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    // delete to next word
    data.setText("abc def ghi jkl");
    KEYS("dw", X "def ghi jkl");
    KEYS("w.", "def " X "jkl");
    KEYS("gg.", X "jkl");

    // change in word
    data.setText("WORD text");
    KEYS("ciwWORD<esc>", "WOR" X "D text");
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    KEYS("w.", "WORD WOR" X "D");

    /* QTCREATORBUG-7248 */
    data.setText("test tex" X "t");
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    KEYS("vbcWORD<esc>", "test " "WOR" X "D");
    KEYS("bb.", "WOR" X "D WORD");

    // delete selected range
    data.setText("abc def ghi jkl");
    KEYS("viwd", X " def ghi jkl");
    KEYS(".", X "f ghi jkl");
    KEYS(".", X "hi jkl");

    // delete two lines
    data.setText("abc" N "def" N "ghi" N "jkl" N "mno");
    KEYS("Vjx", X "ghi" N "jkl" N "mno");
    KEYS(".", X "mno");

    // delete three lines
    data.setText("abc" N "def" N "ghi" N "jkl" N "mno" N "pqr" N "stu");
    KEYS("d2j", X "jkl" N "mno" N "pqr" N "stu");
    KEYS(".", X "stu");

    // replace block selection
    data.setText("abcd" N "d" X "efg" N "ghij" N "jklm");
    KEYS("<c-v>jlrX", "abcd" N "d" X "XXg" N "gXXj" N "jklm");
    KEYS("gg.", "XXcd" N "XXXg" N "gXXj" N "jklm");
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}

void FakeVimPlugin::test_vim_search()
{
    TestData data;
    setup(&data);

    data.setText("abc" N "def" N "ghi");
    KEYS("/ghi<CR>", "abc" N "def" N X "ghi");
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    KEYS("gg/\\w\\{3}<CR>", "abc" N X "def" N "ghi");
    KEYS("n", "abc" N "def" N X "ghi");
    KEYS("N", "abc" N X "def" N "ghi");
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    KEYS("N", X "abc" N "def" N "ghi");

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    // return to search-start position on escape or not found
    KEYS("/def<ESC>", X "abc" N "def" N "ghi");
    KEYS("/x", X "abc" N "def" N "ghi");
    KEYS("/x<CR>", X "abc" N "def" N "ghi");
    KEYS("/x<ESC>", X "abc" N "def" N "ghi");
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    KEYS("/ghX", X "abc" N "def" N "ghi");
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    KEYS("?def<ESC>", X "abc" N "def" N "ghi");
    KEYS("?x", X "abc" N "def" N "ghi");
    KEYS("?x<CR>", X "abc" N "def" N "ghi");
    KEYS("?x<ESC>", X "abc" N "def" N "ghi");

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    // set wrapscan (search wraps at end of file)
    data.doCommand("set ws");

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    // search [count] times
    data.setText("abc" N "def" N "ghi");
    KEYS("/\\w\\{3}<CR>", "abc" N X "def" N "ghi");
    KEYS("2n", X "abc" N "def" N "ghi");
    KEYS("2N", "abc" N X "def" N "ghi");
    KEYS("2/\\w\\{3}<CR>", X "abc" N "def" N "ghi");

    data.setText("abc" N "def" N "abc" N "ghi abc jkl");
    KEYS("*", "abc" N "def" N X "abc" N "ghi abc jkl");
    KEYS("*", "abc" N "def" N "abc" N "ghi " X "abc jkl");
    KEYS("2*", "abc" N "def" N X "abc" N "ghi abc jkl");
    KEYS("#", X "abc" N "def" N "abc" N "ghi abc jkl");
    KEYS("#", "abc" N "def" N "abc" N "ghi " X "abc jkl");
    KEYS("#", "abc" N "def" N X "abc" N "ghi abc jkl");
    KEYS("2#", "abc" N "def" N "abc" N "ghi " X "abc jkl");

    data.doCommand("set nows");
    data.setText("abc" N "def" N "abc" N "ghi abc jkl");
    KEYS("*", "abc" N "def" N X "abc" N "ghi abc jkl");
    KEYS("*", "abc" N "def" N "abc" N "ghi " X "abc jkl");
    KEYS("*", "abc" N "def" N "abc" N "ghi " X "abc jkl");
    KEYS("#", "abc" N "def" N X "abc" N "ghi abc jkl");
    KEYS("#", X "abc" N "def" N "abc" N "ghi abc jkl");
    KEYS("#", X "abc" N "def" N "abc" N "ghi abc jkl");

    data.setText("abc" N "def" N "ab" X "c" N "ghi abc jkl");
    KEYS("#", X "abc" N "def" N "abc" N "ghi abc jkl");
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    // search with g* and g#
    data.doCommand("set nows");
    data.setText("bc" N "abc" N "abcd" N "bc" N "b");
    KEYS("g*", "bc" N "a" X "bc" N "abcd" N "bc" N "b");
    KEYS("n", "bc" N "abc" N "a" X "bcd" N "bc" N "b");
    KEYS("n", "bc" N "abc" N "abcd" N X "bc" N "b");
    KEYS("n", "bc" N "abc" N "abcd" N X "bc" N "b");
    KEYS("g#", "bc" N "abc" N "a" X "bcd" N "bc" N "b");
    KEYS("n", "bc" N "a" X "bc" N "abcd" N "bc" N "b");
    KEYS("N", "bc" N "abc" N "a" X "bcd" N "bc" N "b");
    KEYS("3n", "bc" N "abc" N "a" X "bcd" N "bc" N "b");
    KEYS("2n", X "bc" N "abc" N "abcd" N "bc" N "b");

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    /* QTCREATORBUG-7251 */
    data.setText("abc abc abc abc");
    KEYS("$?abc<CR>", "abc abc abc " X "abc");
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    KEYS("2?abc<CR>", "abc " X "abc abc abc");
    KEYS("n", X "abc abc abc abc");
    KEYS("N", "abc " X "abc abc abc");

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    // search is greedy
    data.doCommand("set ws");
    data.setText("abc" N "def" N "abc" N "ghi abc jkl");
    KEYS("/[a-z]*<CR>", "abc" N X "def" N "abc" N "ghi abc jkl");
    KEYS("2n", "abc" N "def" N "abc" N X "ghi abc jkl");
    KEYS("3n", "abc" N "def" N "abc" N "ghi abc" X " jkl");
    KEYS("3N", "abc" N "def" N "abc" N X "ghi abc jkl");
    KEYS("2N", "abc" N X "def" N "abc" N "ghi abc jkl");

    data.setText("a.b.c" N "" N "d.e.f");
    KEYS("/[a-z]*<CR>", "a" X ".b.c" N "" N "d.e.f");
    KEYS("n", "a." X "b.c" N "" N "d.e.f");
    KEYS("2n", "a.b." X "c" N "" N "d.e.f");
    KEYS("n", "a.b.c" N X "" N "d.e.f");
    KEYS("n", "a.b.c" N "" N X "d.e.f");
    KEYS("2N", "a.b." X "c" N "" N "d.e.f");
    KEYS("2n", "a.b.c" N "" N X "d.e.f");

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    // find same stuff forward and backward,
    // i.e. '<ab>c' forward but not 'a<bc>' backward
    data.setText("abc" N "def" N "ghi");
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    KEYS("/\\w\\{2}<CR>", "abc" N X "def" N "ghi");
    KEYS("n", "abc" N "def" N X "ghi");
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    KEYS("N", "abc" N X "def" N "ghi");
    KEYS("N", X "abc" N "def" N "ghi");
    KEYS("2n2N", X "abc" N "def" N "ghi");
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}

void FakeVimPlugin::test_vim_indent()
{
    TestData data;
    setup(&data);

    data.doCommand("set expandtab");
    data.doCommand("set shiftwidth=4");

    data.setText(
        "abc" N
        "def" N
        "ghi" N
        "jkl" N
        "mno");
    KEYS("j3>>",
        "abc" N
        "    " X "def" N
        "    ghi" N
        "    jkl" N
        "mno");
    KEYS("j2>>",
        "abc" N
        "    def" N
        "        " X "ghi" N
        "        jkl" N
        "mno");

    KEYS("2<<",
        "abc" N
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        "    def" N
        "    " X "ghi" N
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        "    jkl" N
        "mno");
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    INTEGRITY(false);
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    KEYS("k3<<",
        "abc" N
        X "def" N
        "ghi" N
        "jkl" N
        "mno");

    data.setText(
        "abc" N
        "def" N
        "ghi" N
        "jkl" N
        "mno");
    KEYS("jj>j",
        "abc" N
        "def" N
        "    " X "ghi" N
        "    jkl" N
        "mno");

    data.setText("abc");
    KEYS(">>", "    " X "abc");
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    INTEGRITY(false);
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    data.setText("abc");
    data.doCommand("set shiftwidth=2");
    KEYS(">>", "  " X "abc");

    data.setText("abc");
    data.doCommand("set noexpandtab");
    data.doCommand("set tabstop=2");
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    data.doCommand("set shiftwidth=7");
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    // shiftwidth = TABS * tabstop + SPACES
    //          7 = 3    * 2       + 1
    KEYS(">>", "\t\t\t abc");
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    data.doCommand("set tabstop=3");
    data.doCommand("set shiftwidth=7");
    data.setText("abc");
    KEYS(">>", "\t\t abc");
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    INTEGRITY(false);
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}

void FakeVimPlugin::test_vim_marks()
{
    TestData data;
    setup(&data);

    data.setText("  abc" N "  def" N "  ghi");
    data.doKeys("ma");
    data.doKeys("ma");
    data.doKeys("jmb");
    data.doKeys("j^mc");
    KEYS("'a",   "  " X "abc" N   "  "   "def" N   "  "   "ghi");
    KEYS("`a", X "  "   "abc" N   "  "   "def" N   "  "   "ghi");
    KEYS("`b",   "  "   "abc" N X "  "   "def" N   "  "   "ghi");
    KEYS("'b",   "  "   "abc" N   "  " X "def" N   "  "   "ghi");
    KEYS("`c",   "  "   "abc" N   "  "   "def" N   "  " X "ghi");
    KEYS("'c",   "  "   "abc" N   "  "   "def" N   "  " X "ghi");

    KEYS("`b",   "  "   "abc" N X "  "   "def" N   "  "   "ghi");
    KEYS("'c",   "  "   "abc" N   "  "   "def" N   "  " X "ghi");

    KEYS("`'",   "  "   "abc" N X "  "   "def" N   "  "   "ghi");
    KEYS("`a", X "  "   "abc" N   "  "   "def" N   "  "   "ghi");
    KEYS("''",   "  "   "abc" N   "  " X "def" N   "  "   "ghi");
    KEYS("`'", X "  "   "abc" N   "  "   "def" N   "  "   "ghi");
    KEYS("`'",   "  "   "abc" N   "  " X "def" N   "  "   "ghi");
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    // new mark isn't lost on undo
    data.setText(       "abc" N "d" X "ef" N "ghi");
    KEYS("x" "mx" "gg", X "abc" N "df" N "ghi");
    KEYS("ugg" "`x",    "abc" N "d" X "ef" N "ghi");

    // previous value of mark is restored on undo/redo
    data.setText(        "abc" N "d" X "ef" N "ghi");
    KEYS("mx" "x" "ggl", "a" X "bc" N "df" N "ghi");
    KEYS("mx" "uG" "`x", "abc" N "d" X "ef" N "ghi");
    KEYS("<c-r>G" "`x",  "a" X "bc" N "df" N "ghi");
    KEYS("uG" "`x",      "abc" N "d" X "ef" N "ghi");
    KEYS("<c-r>G" "`x",  "a" X "bc" N "df" N "ghi");
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}

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void FakeVimPlugin::test_vim_jumps()
{
    TestData data;
    setup(&data);

    // last position
    data.setText("  abc" N "  def" N "  ghi");
    KEYS("G", "  abc" N "  def" N "  " X "ghi");
    KEYS("`'", X "  abc" N "  def" N "  ghi");
    KEYS("`'", "  abc" N "  def" N "  " X "ghi");
    KEYS("''", "  " X "abc" N "  def" N "  ghi");
    KEYS("<C-O>", "  abc" N "  def" N "  " X "ghi");
    KEYS("<C-I>", "  " X "abc" N "  def" N "  ghi");

    KEYS("lgUlhj", "  aBc" N "  " X "def" N "  ghi");
    KEYS("`.", "  a" X "Bc" N "  def" N "  ghi");
    KEYS("`'", "  aBc" N "  " X "def" N "  ghi");
    KEYS("'.", "  " X "aBc" N "  def" N "  ghi");
    KEYS("G", "  aBc" N "  def" N "  " X "ghi");
    KEYS("u", "  a" X "bc" N "  def" N "  ghi");
    KEYS("`'", "  abc" N "  def" N "  " X "ghi");
    KEYS("<c-r>", "  a" X "Bc" N "  def" N "  ghi");
    KEYS("jd$", "  aBc" N "  " X "d" N "  ghi");
    KEYS("''", "  aBc" N "  d" N "  " X "ghi");
    KEYS("`'", "  aBc" N "  " X "d" N "  ghi");
    KEYS("u", "  aBc" N "  d" X "ef" N "  ghi");
    KEYS("''", "  aBc" N "  " X "def" N "  ghi");
    KEYS("`'", "  aBc" N "  d" X "ef" N "  ghi");
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    // record external position changes
    data.setText("abc" N "def" N "g" X "hi");
    data.jump("abc" N "de" X "f" N "ghi");
    KEYS("<C-O>", "abc" N "def" N "g" X "hi");
    KEYS("<C-I>", "abc" N "de" X "f" N "ghi");
    data.jump("ab" X "c" N "def" N "ghi");
    KEYS("<C-O>", "abc" N "de" X "f" N "ghi");
    KEYS("<C-O>", "abc" N "def" N "g" X "hi");
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}

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void FakeVimPlugin::test_vim_current_column()
{
    // Check if column is correct after command and vertical cursor movement.
    TestData data;
    setup(&data);

    // always at end of line after <end>
    data.setText("  abc" N "  def 123" N "" N "  ghi");
    KEYS("<end><down>", "  abc" N "  def 12" X "3" N "" N "  ghi");
    KEYS("<down><down>", "  abc" N "  def 123" N "" N "  gh" X "i");
    KEYS("<up>", "  abc" N "  def 123" N X "" N "  ghi");
    KEYS("<up>", "  abc" N "  def 12" X "3" N "" N "  ghi");
    // ... in insert
    KEYS("i<end><up>", "  abc" X N "  def 123" N "" N "  ghi");
    KEYS("<down>i<end><up><down>", "  abc" N "  def 123" X N "" N "  ghi");

    // vertical movement doesn't reset column
    data.setText("  abc" N "  def 1" X "23" N "" N "  ghi");
    KEYS("<up>", "  ab" X "c" N "  def 123" N "" N "  ghi");
    KEYS("<down>", "  abc" N "  def 1" X "23" N "" N "  ghi");
    KEYS("<down><down>", "  abc" N "  def 123" N "" N "  gh" X "i");
    KEYS("<up><up>", "  abc" N "  def 1" X "23" N "" N "  ghi");
    KEYS("^jj", "  abc" N "  def 123" N "" N "  " X "ghi");
    KEYS("kk", "  abc" N "  " X "def 123" N "" N "  ghi");

    // yiw, yaw
    data.setText("  abc" N "  def" N "  ghi");
    KEYS("e<down>", "  abc" N "  de" X "f" N "  ghi");
    KEYS("b<down>", "  abc" N "  def" N "  " X "ghi");
    KEYS("ll<up>", "  abc" N "  de" X "f" N "  ghi");
    KEYS("<down>yiw<up>", "  abc" N "  " X "def" N "  ghi");
    KEYS("llyaw<up>", "  " X "abc" N "  def" N "  ghi");

    // insert
    data.setText("  abc" N "  def" N "  ghi");
    KEYS("lljj", "  abc" N "  def" N "  " X "ghi");
    KEYS("i123<up>", "  abc" N "  def" X N "  123ghi");
    KEYS("a456<up><down>", "  abc" N "  def456" X N "  123ghi");

    data.setText("  abc" N X "  def 123" N "" N "  ghi");
    KEYS("A<down><down>", "  abc" N "  def 123" N "" N "  ghi" X);
    KEYS("A<up><up>", "  abc" N "  def" X " 123" N "" N "  ghi");
    KEYS("A<down><down><up><up>", "  abc" N "  def 123" X N "" N "  ghi");

    data.setText("  abc" N X "  def 123" N "" N "  ghi");
    KEYS("I<down><down>", "  abc" N "  def 123" N "" N "  " X "ghi");

    // change
    data.setText("  abc" N "  d" X "ef" N "  ghi");
    KEYS("cc<up>", "  " X "abc" N "  " N "  ghi");
    data.setText("  abc" N "  d" X "ef" N "  ghi");
    KEYS("cc<up>x<down><down>"