mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-11-24 12:30:32 +08:00
534 lines
21 KiB
C++
534 lines
21 KiB
C++
// Copyright (C) 2019 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <QTest>
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#include <QTextDocument>
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#include <QTextCursor>
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#include <QTextBlock>
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#include <QTextList>
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#include <QTextTable>
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#include <QBuffer>
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#include <QDebug>
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#include <QFontInfo>
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#include <QLoggingCategory>
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#include <private/qtextmarkdownwriter_p.h>
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Q_LOGGING_CATEGORY(lcTests, "qt.text.tests")
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// #define DEBUG_WRITE_OUTPUT
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class tst_QTextMarkdownWriter : public QObject
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{
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Q_OBJECT
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public slots:
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void init();
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void cleanup();
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private slots:
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void testWriteParagraph_data();
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void testWriteParagraph();
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void testWriteList();
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void testWriteEmptyList();
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void testWriteCheckboxListItemEndingWithCode();
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void testWriteNestedBulletLists_data();
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void testWriteNestedBulletLists();
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void testWriteNestedNumericLists();
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void testWriteTable();
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void rewriteDocument_data();
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void rewriteDocument();
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void fromHtml_data();
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void fromHtml();
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private:
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bool isMainFontFixed();
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bool isFixedFontProportional();
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QString documentToUnixMarkdown();
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private:
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QTextDocument *document;
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};
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void tst_QTextMarkdownWriter::init()
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{
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document = new QTextDocument();
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}
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void tst_QTextMarkdownWriter::cleanup()
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{
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delete document;
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}
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bool tst_QTextMarkdownWriter::isMainFontFixed()
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{
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bool ret = QFontInfo(QGuiApplication::font()).fixedPitch();
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if (ret) {
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qCWarning(lcTests) << "QFontDatabase::GeneralFont is monospaced: markdown writing is likely to use too many backticks"
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<< QFontDatabase::systemFont(QFontDatabase::GeneralFont);
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}
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return ret;
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}
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bool tst_QTextMarkdownWriter::isFixedFontProportional()
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{
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bool ret = !QFontInfo(QFontDatabase::systemFont(QFontDatabase::FixedFont)).fixedPitch();
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if (ret) {
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qCWarning(lcTests) << "QFontDatabase::FixedFont is NOT monospaced: markdown writing is likely to use too few backticks"
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<< QFontDatabase::systemFont(QFontDatabase::FixedFont);
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}
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return ret;
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}
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QString tst_QTextMarkdownWriter::documentToUnixMarkdown()
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{
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QString ret;
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QTextStream ts(&ret, QIODevice::WriteOnly);
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QTextMarkdownWriter writer(ts, QTextDocument::MarkdownDialectGitHub);
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writer.writeAll(document);
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return ret;
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}
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void tst_QTextMarkdownWriter::testWriteParagraph_data()
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{
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QTest::addColumn<QString>("input");
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QTest::addColumn<QString>("expectedOutput");
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QTest::newRow("empty") << "" <<
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"";
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QTest::newRow("spaces") << "foobar word" <<
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"foobar word\n\n";
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QTest::newRow("starting spaces") << " starting spaces" <<
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" starting spaces\n\n";
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QTest::newRow("trailing spaces") << "trailing spaces " <<
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"trailing spaces \n\n";
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QTest::newRow("tab") << "word\ttab x" <<
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"word\ttab x\n\n";
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QTest::newRow("tab2") << "word\t\ttab\tx" <<
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"word\t\ttab\tx\n\n";
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QTest::newRow("misc") << "foobar word\ttab x" <<
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"foobar word\ttab x\n\n";
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QTest::newRow("misc2") << "\t \tFoo" <<
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"\t \tFoo\n\n";
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}
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void tst_QTextMarkdownWriter::testWriteParagraph()
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{
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QFETCH(QString, input);
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QFETCH(QString, expectedOutput);
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QTextCursor cursor(document);
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cursor.insertText(input);
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const QString output = documentToUnixMarkdown();
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if (output != expectedOutput && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(output, expectedOutput);
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}
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void tst_QTextMarkdownWriter::testWriteList()
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{
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QTextCursor cursor(document);
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QTextList *list = cursor.createList(QTextListFormat::ListDisc);
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cursor.insertText("ListItem 1");
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list->add(cursor.block());
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cursor.insertBlock();
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cursor.insertText("ListItem 2");
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list->add(cursor.block());
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const QString output = documentToUnixMarkdown();
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const QString expected = QString::fromLatin1("- ListItem 1\n- ListItem 2\n");
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if (output != expected && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(output, expected);
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}
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void tst_QTextMarkdownWriter::testWriteEmptyList()
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{
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QTextCursor cursor(document);
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cursor.createList(QTextListFormat::ListDisc);
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QCOMPARE(documentToUnixMarkdown(), QString::fromLatin1("- \n"));
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}
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void tst_QTextMarkdownWriter::testWriteCheckboxListItemEndingWithCode()
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{
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QTextCursor cursor(document);
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QTextList *list = cursor.createList(QTextListFormat::ListDisc);
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cursor.insertText("Image.originalSize property (not necessary; PdfDocument.pagePointSize() substitutes)");
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list->add(cursor.block());
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{
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auto fmt = cursor.block().blockFormat();
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fmt.setMarker(QTextBlockFormat::MarkerType::Unchecked);
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cursor.setBlockFormat(fmt);
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}
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cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::MoveAnchor, 2);
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cursor.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor);
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cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::KeepAnchor, 4);
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QCOMPARE(cursor.selectedText(), QString::fromLatin1("PdfDocument.pagePointSize()"));
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auto fmt = cursor.charFormat();
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fmt.setFontFixedPitch(true);
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cursor.setCharFormat(fmt);
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cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::MoveAnchor, 5);
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cursor.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor);
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cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::KeepAnchor, 4);
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QCOMPARE(cursor.selectedText(), QString::fromLatin1("Image.originalSize"));
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cursor.setCharFormat(fmt);
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const QString output = documentToUnixMarkdown();
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const QString expected = QString::fromLatin1(
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"- [ ] `Image.originalSize` property (not necessary; `PdfDocument.pagePointSize()`\n substitutes)\n");
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if (output != expected && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(output, expected);
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}
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void tst_QTextMarkdownWriter::testWriteNestedBulletLists_data()
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{
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QTest::addColumn<bool>("checkbox");
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QTest::addColumn<bool>("checked");
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QTest::addColumn<bool>("continuationLine");
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QTest::addColumn<bool>("continuationParagraph");
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QTest::addColumn<QString>("expectedOutput");
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QTest::newRow("plain bullets") << false << false << false << false <<
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"- ListItem 1\n * ListItem 2\n + ListItem 3\n- ListItem 4\n * ListItem 5\n";
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QTest::newRow("bullets with continuation lines") << false << false << true << false <<
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"- ListItem 1\n * ListItem 2\n + ListItem 3 with text that won't fit on one line and thus needs a\n continuation\n- ListItem 4\n * ListItem 5 with text that won't fit on one line and thus needs a\n continuation\n";
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QTest::newRow("bullets with continuation paragraphs") << false << false << false << true <<
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"- ListItem 1\n\n * ListItem 2\n + ListItem 3\n\n continuation\n\n- ListItem 4\n\n * ListItem 5\n\n continuation\n\n";
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QTest::newRow("unchecked") << true << false << false << false <<
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"- [ ] ListItem 1\n * [ ] ListItem 2\n + [ ] ListItem 3\n- [ ] ListItem 4\n * [ ] ListItem 5\n";
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QTest::newRow("checked") << true << true << false << false <<
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"- [x] ListItem 1\n * [x] ListItem 2\n + [x] ListItem 3\n- [x] ListItem 4\n * [x] ListItem 5\n";
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QTest::newRow("checked with continuation lines") << true << true << true << false <<
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"- [x] ListItem 1\n * [x] ListItem 2\n + [x] ListItem 3 with text that won't fit on one line and thus needs a\n continuation\n- [x] ListItem 4\n * [x] ListItem 5 with text that won't fit on one line and thus needs a\n continuation\n";
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QTest::newRow("checked with continuation paragraphs") << true << true << false << true <<
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"- [x] ListItem 1\n\n * [x] ListItem 2\n + [x] ListItem 3\n\n continuation\n\n- [x] ListItem 4\n\n * [x] ListItem 5\n\n continuation\n\n";
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}
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void tst_QTextMarkdownWriter::testWriteNestedBulletLists()
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{
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QFETCH(bool, checkbox);
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QFETCH(bool, checked);
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QFETCH(bool, continuationParagraph);
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QFETCH(bool, continuationLine);
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QFETCH(QString, expectedOutput);
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QTextCursor cursor(document);
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QTextBlockFormat blockFmt = cursor.blockFormat();
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if (checkbox) {
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blockFmt.setMarker(checked ? QTextBlockFormat::MarkerType::Checked : QTextBlockFormat::MarkerType::Unchecked);
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cursor.setBlockFormat(blockFmt);
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}
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QTextList *list1 = cursor.createList(QTextListFormat::ListDisc);
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cursor.insertText("ListItem 1");
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list1->add(cursor.block());
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QTextListFormat fmt2;
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fmt2.setStyle(QTextListFormat::ListCircle);
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fmt2.setIndent(2);
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QTextList *list2 = cursor.insertList(fmt2);
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cursor.insertText("ListItem 2");
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QTextListFormat fmt3;
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fmt3.setStyle(QTextListFormat::ListSquare);
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fmt3.setIndent(3);
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cursor.insertList(fmt3);
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cursor.insertText(continuationLine ?
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"ListItem 3 with text that won't fit on one line and thus needs a continuation" :
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"ListItem 3");
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if (continuationParagraph) {
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QTextBlockFormat blockFmt;
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blockFmt.setIndent(2);
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cursor.insertBlock(blockFmt);
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cursor.insertText("continuation");
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}
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cursor.insertBlock(blockFmt);
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cursor.insertText("ListItem 4");
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list1->add(cursor.block());
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cursor.insertBlock();
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cursor.insertText(continuationLine ?
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"ListItem 5 with text that won't fit on one line and thus needs a continuation" :
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"ListItem 5");
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list2->add(cursor.block());
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if (continuationParagraph) {
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QTextBlockFormat blockFmt;
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blockFmt.setIndent(2);
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cursor.insertBlock(blockFmt);
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cursor.insertText("continuation");
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}
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const QString output = documentToUnixMarkdown();
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#ifdef DEBUG_WRITE_OUTPUT
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{
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QFile out("/tmp/" + QLatin1String(QTest::currentDataTag()) + ".md");
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out.open(QFile::WriteOnly);
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out.write(output.toUtf8());
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out.close();
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}
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#endif
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if (output != expectedOutput && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(output, expectedOutput);
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}
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void tst_QTextMarkdownWriter::testWriteNestedNumericLists()
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{
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QTextCursor cursor(document);
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QTextList *list1 = cursor.createList(QTextListFormat::ListDecimal);
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cursor.insertText("ListItem 1");
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list1->add(cursor.block());
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QTextListFormat fmt2;
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fmt2.setStyle(QTextListFormat::ListLowerAlpha);
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fmt2.setNumberSuffix(QLatin1String(")"));
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fmt2.setIndent(2);
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QTextList *list2 = cursor.insertList(fmt2);
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cursor.insertText("ListItem 2");
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QTextListFormat fmt3;
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fmt3.setStyle(QTextListFormat::ListDecimal);
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fmt3.setIndent(3);
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cursor.insertList(fmt3);
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cursor.insertText("ListItem 3");
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cursor.insertBlock();
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cursor.insertText("ListItem 4");
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list1->add(cursor.block());
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cursor.insertBlock();
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cursor.insertText("ListItem 5");
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list2->add(cursor.block());
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const QString output = documentToUnixMarkdown();
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// There's no QTextList API to set the starting number so we hard-coded all lists to start at 1 (QTBUG-65384)
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const QString expected = QString::fromLatin1(
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"1. ListItem 1\n 1) ListItem 2\n 1. ListItem 3\n2. ListItem 4\n 2) ListItem 5\n");
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if (output != expected && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(output, expected);
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}
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void tst_QTextMarkdownWriter::testWriteTable()
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{
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QTextCursor cursor(document);
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QTextTable * table = cursor.insertTable(4, 3);
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cursor = table->cellAt(0, 0).firstCursorPosition();
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// valid Markdown tables need headers, but QTextTable doesn't make that distinction
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// so QTextMarkdownWriter assumes the first row of any table is a header
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cursor.insertText("one");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("two");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("three");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("alice");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("bob");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("carl");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("dennis");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("eric");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("fiona");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("gina");
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/*
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|one |two |three|
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|------|----|-----|
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|alice |bob |carl |
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|dennis|eric|fiona|
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|gina | | |
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*/
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QString md = documentToUnixMarkdown();
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#ifdef DEBUG_WRITE_OUTPUT
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{
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QFile out("/tmp/table.md");
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out.open(QFile::WriteOnly);
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out.write(md.toUtf8());
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out.close();
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}
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#endif
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QString expected = QString::fromLatin1(
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"\n|one |two |three|\n|------|----|-----|\n|alice |bob |carl |\n|dennis|eric|fiona|\n|gina | | |\n\n");
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if (md != expected && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(md, expected);
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// create table with merged cells
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document->clear();
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cursor = QTextCursor(document);
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table = cursor.insertTable(3, 3);
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table->mergeCells(0, 0, 1, 2);
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table->mergeCells(1, 1, 1, 2);
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cursor = table->cellAt(0, 0).firstCursorPosition();
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cursor.insertText("a");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("b");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("c");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("d");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("e");
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cursor.movePosition(QTextCursor::NextCell);
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cursor.insertText("f");
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/*
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+---+-+
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|a |b|
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+---+-+
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|c| d|
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+-+-+-+
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|e|f| |
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+-+-+-+
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generates
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|a ||b|
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|-|-|-|
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|c|d ||
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|e|f| |
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*/
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md = documentToUnixMarkdown();
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#ifdef DEBUG_WRITE_OUTPUT
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{
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QFile out("/tmp/table-merged-cells.md");
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out.open(QFile::WriteOnly);
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out.write(md.toUtf8());
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out.close();
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}
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#endif
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expected = QString::fromLatin1("\n|a ||b|\n|-|-|-|\n|c|d ||\n|e|f| |\n\n");
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if (md != expected && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(md, expected);
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}
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void tst_QTextMarkdownWriter::rewriteDocument_data()
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{
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QTest::addColumn<QString>("inputFile");
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QTest::newRow("block quotes") << "blockquotes.md";
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QTest::newRow("example") << "example.md";
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QTest::newRow("list items after headings") << "headingsAndLists.md";
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QTest::newRow("word wrap") << "wordWrap.md";
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QTest::newRow("links") << "links.md";
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QTest::newRow("lists and code blocks") << "listsAndCodeBlocks.md";
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}
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void tst_QTextMarkdownWriter::rewriteDocument()
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{
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QFETCH(QString, inputFile);
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QTextDocument doc;
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QFile f(QFINDTESTDATA("data/" + inputFile));
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QVERIFY(f.open(QFile::ReadOnly | QIODevice::Text));
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QString orig = QString::fromUtf8(f.readAll());
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f.close();
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doc.setMarkdown(orig);
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QString md = doc.toMarkdown();
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#ifdef DEBUG_WRITE_OUTPUT
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QFile out("/tmp/rewrite-" + inputFile);
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out.open(QFile::WriteOnly);
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out.write(md.toUtf8());
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out.close();
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#endif
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if (md != orig && isMainFontFixed())
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QEXPECT_FAIL("", "fixed-pitch main font (QTBUG-103484)", Continue);
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QCOMPARE(md, orig);
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}
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void tst_QTextMarkdownWriter::fromHtml_data()
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{
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QTest::addColumn<QString>("input");
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QTest::addColumn<QString>("expectedOutput");
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QTest::newRow("long URL") <<
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"<span style=\"font-style:italic;\">https://www.example.com/dir/subdir/subsubdir/subsubsubdir/subsubsubsubdir/subsubsubsubsubdir/</span>" <<
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"*https://www.example.com/dir/subdir/subsubdir/subsubsubdir/subsubsubsubdir/subsubsubsubsubdir/*\n\n";
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QTest::newRow("non-emphasis inline asterisk") << "3 * 4" << "3 * 4\n\n";
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QTest::newRow("arithmetic") << "(2 * a * x + b)^2 = b^2 - 4 * a * c" << "(2 * a * x + b)^2 = b^2 - 4 * a * c\n\n";
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QTest::newRow("escaped asterisk after newline") <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a star. * This is wrapped, but is <em>not</em> a bullet point." <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a star.\n\\* This is wrapped, but is *not* a bullet point.\n\n";
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|
QTest::newRow("escaped plus after newline") <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a plus. + This is wrapped, but is <em>not</em> a bullet point." <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a plus.\n\\+ This is wrapped, but is *not* a bullet point.\n\n";
|
|
QTest::newRow("escaped hyphen after newline") <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a minus. - This is wrapped, but is <em>not</em> a bullet point." <<
|
|
"The first sentence of this paragraph holds 80 characters, then there's a minus.\n\\- This is wrapped, but is *not* a bullet point.\n\n";
|
|
QTest::newRow("list items with indented continuations") <<
|
|
"<ul><li>bullet<p>continuation paragraph</p></li><li>another bullet<br/>continuation line</li></ul>" <<
|
|
"- bullet\n\n continuation paragraph\n\n- another bullet\n continuation line\n";
|
|
QTest::newRow("nested list items with continuations") <<
|
|
"<ul><li>bullet<p>continuation paragraph</p></li><li>another bullet<br/>continuation line</li><ul><li>bullet<p>continuation paragraph</p></li><li>another bullet<br/>continuation line</li></ul></ul>" <<
|
|
"- bullet\n\n continuation paragraph\n\n- another bullet\n continuation line\n\n - bullet\n\n continuation paragraph\n\n - another bullet\n continuation line\n";
|
|
QTest::newRow("nested ordered list items with continuations") <<
|
|
"<ol><li>item<p>continuation paragraph</p></li><li>another item<br/>continuation line</li><ol><li>item<p>continuation paragraph</p></li><li>another item<br/>continuation line</li></ol><li>another</li><li>another</li></ol>" <<
|
|
"1. item\n\n continuation paragraph\n\n2. another item\n continuation line\n\n 1. item\n\n continuation paragraph\n\n 2. another item\n continuation line\n\n3. another\n4. another\n";
|
|
QTest::newRow("thematic break") <<
|
|
"something<hr/>something else" <<
|
|
"something\n\n- - -\nsomething else\n\n";
|
|
QTest::newRow("block quote") <<
|
|
"<p>In 1958, Mahatma Gandhi was quoted as follows:</p><blockquote>The Earth provides enough to satisfy every man's need but not for every man's greed.</blockquote>" <<
|
|
"In 1958, Mahatma Gandhi was quoted as follows:\n\n> The Earth provides enough to satisfy every man's need but not for every man's\n> greed.\n\n";
|
|
QTest::newRow("image") <<
|
|
"<img src=\"/url\" alt=\"foo\" title=\"title\"/>" <<
|
|
"![foo](/url \"title\")\n\n";
|
|
QTest::newRow("code") <<
|
|
"<pre class=\"language-pseudocode\">\n#include \"foo.h\"\n\nblock {\n statement();\n}\n\n</pre>" <<
|
|
"```pseudocode\n#include \"foo.h\"\n\nblock {\n statement();\n}\n\n```\n\n";
|
|
// TODO
|
|
// QTest::newRow("escaped number and paren after double newline") <<
|
|
// "<p>(The first sentence of this paragraph is a line, the next paragraph has a number</p>13) but that's not part of an ordered list" <<
|
|
// "(The first sentence of this paragraph is a line, the next paragraph has a number\n\n13\\) but that's not part of an ordered list\n\n";
|
|
QTest::newRow("preformats with embedded backticks") <<
|
|
"<pre>none `one` ``two``</pre>plain<pre>```three``` ````four````</pre>plain" <<
|
|
"```\nnone `one` ``two``\n\n```\nplain\n\n```\n```three``` ````four````\n\n```\nplain\n\n";
|
|
QTest::newRow("list items with and without checkboxes") <<
|
|
"<ul><li>bullet</li><li class=\"unchecked\">unchecked item</li><li class=\"checked\">checked item</li></ul>" <<
|
|
"- bullet\n- [ ] unchecked item\n- [x] checked item\n";
|
|
}
|
|
|
|
void tst_QTextMarkdownWriter::fromHtml()
|
|
{
|
|
QFETCH(QString, input);
|
|
QFETCH(QString, expectedOutput);
|
|
|
|
document->setHtml(input);
|
|
QString output = documentToUnixMarkdown();
|
|
|
|
#ifdef DEBUG_WRITE_OUTPUT
|
|
{
|
|
QFile out("/tmp/" + QLatin1String(QTest::currentDataTag()) + ".md");
|
|
out.open(QFile::WriteOnly);
|
|
out.write(output.toUtf8());
|
|
out.close();
|
|
}
|
|
#endif
|
|
|
|
if (output != expectedOutput && (isMainFontFixed() || isFixedFontProportional()))
|
|
QEXPECT_FAIL("", "fixed main font or proportional fixed font (QTBUG-103484)", Continue);
|
|
QCOMPARE(output, expectedOutput);
|
|
}
|
|
|
|
QTEST_MAIN(tst_QTextMarkdownWriter)
|
|
#include "tst_qtextmarkdownwriter.moc"
|