class _Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()
        self.qpart.lines = ['The quick brown fox',
                            'jumps over the',
                            'lazy dog',
                            'back']
        self.qpart.vimModeIndicationChanged.connect(self._onVimModeChanged)

        self.qpart.vimModeEnabled = True
        self.vimMode = 'normal'

    def tearDown(self):
        self.qpart.hide()
        self.qpart.terminate()

    def _onVimModeChanged(self, color, mode):
        self.vimMode = mode

    def click(self, keys):
        if isinstance(keys, str):
            for key in keys:
                if key.isupper() or key in '$%^<>':
                    QTest.keyClick(self.qpart, key, Qt.ShiftModifier)
                else:
                    QTest.keyClicks(self.qpart, key)
        else:
            QTest.keyClick(self.qpart, keys)

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        del self.qpart

    def _verify(self, actual, expected):
        converted = []
        for item in actual:
            if item.format.background().color() == Qt.green:
                matched = True
            elif item.format.background().color() == Qt.red:
                matched = False
            else:
                self.fail("Invalid color")
            start = item.cursor.selectionStart()
            end = item.cursor.selectionEnd()
            converted.append((start, end, matched))

        self.assertEqual(converted, expected)

    def test_1(self):
        self.qpart.lines = \
        [ 'func(param,',
          '     "text ( param"))']

        self.qpart.detectSyntax(language = 'Python')

        while self.qpart.isHighlightingInProgress():
            QTest.qWait(20)

        firstBlock = self.qpart.document().firstBlock()
        secondBlock = firstBlock.next()

        bh = BracketHighlighter()

        self._verify(bh.extraSelections(self.qpart, firstBlock, 1),
                     [])

        self._verify(bh.extraSelections(self.qpart, firstBlock, 4),
                     [(4, 5, True), (31, 32, True)])
        self._verify(bh.extraSelections(self.qpart, firstBlock, 5),
                     [(4, 5, True), (31, 32, True)])
        self._verify(bh.extraSelections(self.qpart, secondBlock, 11),
                     [])
        self._verify(bh.extraSelections(self.qpart, secondBlock, 19),
                     [(31, 32, True), (4, 5, True)])
        self._verify(bh.extraSelections(self.qpart, secondBlock, 20),
                     [(31, 32, True), (4, 5, True)])
        self._verify(bh.extraSelections(self.qpart, secondBlock, 21),
                     [(32, 33, False)])

class _BaseTest(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        self.qpart.terminate()

    def setUp(self):
        self.qpart = Qutepart()
        self.qpart.lines = ['The quick brown fox',
                            'jumps over the',
                            'lazy dog',
                            'back']
        self.qpart.vimModeIndicationChanged.connect(self._onVimModeChanged)

        self.qpart.vimModeEnabled = True
        self.vimMode = 'normal'

class IndentTest(unittest.TestCase):
    app = base.papp

    def setOrigin(self, text):
        self.qpart.text = '\n'.join(text)

    def verifyExpected(self, text):
        lines = self.qpart.text.split('\n')
        self.assertEquals(map(str, lines), text)

    def setCursorPosition(self, line, col):
        self.qpart.cursorPosition = line, col

    def enter(self):
        QTest.keyClick(self.qpart, Qt.Key_Enter)

    def tab(self):
        QTest.keyClick(self.qpart, Qt.Key_Tab)

    def type(self, text):
        QTest.keyClicks(self.qpart, text)

    def writeCursorPosition(self):
        line, col = self.qpart.cursorPosition
        text = '(%d,%d)' % (line, col)
        self.type(text)

    def writeln(self):
        self.qpart.textCursor().insertText('\n')

    def alignLine(self, index):
        self.qpart._indenter.autoIndentBlock(self.qpart.document().findBlockByNumber(index), '')

    def alignAll(self):
        QTest.keyClick(self.qpart, Qt.Key_A, Qt.ControlModifier)
        self.qpart.autoIndentLineAction.trigger()

    def setUp(self):
        self.qpart = Qutepart()
        if self.LANGUAGE is not None:
            self.qpart.detectSyntax(language = self.LANGUAGE)
            self.qpart.indentWidth = self.INDENT_WIDTH

    def setupEditor(self):
        font = QtGui.QFont()
        font.setFamily('Monaco')
        # font.setFixedPitch(True)
        font.setPointSize(12)

        self.editor = Qutepart()
        self.editor.setFont(font)
        self.editor.adjustSize()
        self.editor.setLineWrapMode(QtGui.QPlainTextEdit.NoWrap)

        # self.highlighter = Highlighter(self.editor.document())

class EditorTab(QtGui.QWidget):
    def __init__(self, parent=None):
        QtGui.QWidget.__init__(self, parent)

        self.setupEditor()

        mainLayout = QtGui.QVBoxLayout()
        mainLayout.addWidget(self.editor)
        # mainLayout.addStretch(1)
        mainLayout.setContentsMargins(0, 0, 0, 0)
        self.editor.adjustSize()
        self.setLayout(mainLayout)

    def setupEditor(self):
        font = QtGui.QFont()
        font.setFamily('Monaco')
        # font.setFixedPitch(True)
        font.setPointSize(12)

        self.editor = Qutepart()
        self.editor.setFont(font)
        self.editor.adjustSize()
        self.editor.setLineWrapMode(QtGui.QPlainTextEdit.NoWrap)

        # self.highlighter = Highlighter(self.editor.document())

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = QApplication(sys.argv)  # app crashes, if created more than once
    
    def setUp(self):
        self.qpart = Qutepart()
    
    def tearDown(self):
        del self.qpart

    def test_overwrite_edit(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClicks(self.qpart, "stu")
        self.assertEqual(self.qpart.text, 'stuabcd')
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClicks(self.qpart, "xy")
        self.assertEqual(self.qpart.text, 'stuxycd')
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClicks(self.qpart, "z")
        self.assertEqual(self.qpart.text, 'stuxyzcd')

    def test_overwrite_backspace(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        for i in range(3):
            QTest.keyClick(self.qpart, Qt.Key_Right)
        for i in range(2):
            QTest.keyClick(self.qpart, Qt.Key_Backspace)
        self.assertEqual(self.qpart.text, 'a  d')

    @base.in_main_loop
    def test_overwrite_undo(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClick(self.qpart, Qt.Key_Right)
        QTest.keyClick(self.qpart, Qt.Key_X)
        QTest.keyClick(self.qpart, Qt.Key_X)
        self.assertEqual(self.qpart.text, 'axxd')
        # Ctrl+Z doesn't work. Wtf???
        self.qpart.document().undo()
        self.qpart.document().undo()
        self.assertEqual(self.qpart.text, 'abcd')

    def __init__( self, parentObject, filePath, createNew=False):
        """Create editor and open file.
        If file is None or createNew is True, empty not saved file is created
        IO Exceptions are not catched, therefore, must be catched on upper level
        """
        QWidget.__init__( self, parentObject)
        self._neverSaved = filePath is None or createNew
        self._filePath = filePath
        self._externallyRemoved = False
        self._externallyModified = False
        # File opening should be implemented in the document classes

        self._fileWatcher = _FileWatcher(filePath)
        self._fileWatcher.modified.connect(self._onWatcherFileModified)
        self._fileWatcher.removed.connect(self._onWatcherFileRemoved)

        if filePath and self._neverSaved:
            core.mainWindow().appendMessage('New file "%s" is going to be created' % filePath, 5000)

        self.qutepart = Qutepart(self)

        self.qutepart.setStyleSheet('QPlainTextEdit {border: 0}')

        self.qutepart.userWarning.connect(lambda text: core.mainWindow().statusBar().showMessage(text, 5000))

        self._applyQpartSettings()
        core.uiSettingsManager().dialogAccepted.connect(self._applyQpartSettings)

        layout = QVBoxLayout(self)
        layout.setMargin(0)
        layout.addWidget(self.qutepart)
        self.setFocusProxy(self.qutepart)

        if not self._neverSaved:
            originalText = self._readFile(filePath)
            self.qutepart.text = originalText
        else:
            originalText = ''

        #autodetect eol, if need
        self._configureEolMode(originalText)

        self._tryDetectSyntax()

class Document(QWidget):
    """
    Base class for documents on workspace, such as opened source file, Qt Designer and Qt Assistant, ...
    Inherit this class, if you want to create new document type

    This class may requre redesign, if we need to add support for non-textual or non-unicode editor.
    DO redesign instead of doing dirty hacks
    """

    documentDataChanged = pyqtSignal()
    """
    documentDataChanged()

    **Signal** emitted, when document icon or toolTip has changed
    (i.e. document has been modified externally)
    """

    _EOL_CONVERTOR = {r'\r\n': '\r\n',
                      r'\n': '\n',
                      r'\r': '\r'}

    def __init__( self, parentObject, filePath, createNew=False):
        """Create editor and open file.
        If file is None or createNew is True, empty not saved file is created
        IO Exceptions are not catched, therefore, must be catched on upper level
        """
        QWidget.__init__( self, parentObject)
        self._neverSaved = filePath is None or createNew
        self._filePath = filePath
        self._externallyRemoved = False
        self._externallyModified = False
        # File opening should be implemented in the document classes

        self._fileWatcher = _FileWatcher(filePath)
        self._fileWatcher.modified.connect(self._onWatcherFileModified)
        self._fileWatcher.removed.connect(self._onWatcherFileRemoved)

        if filePath and self._neverSaved:
            core.mainWindow().appendMessage('New file "%s" is going to be created' % filePath, 5000)

        self.qutepart = Qutepart(self)

        self.qutepart.setStyleSheet('QPlainTextEdit {border: 0}')

        self.qutepart.userWarning.connect(lambda text: core.mainWindow().statusBar().showMessage(text, 5000))

        self._applyQpartSettings()
        core.uiSettingsManager().dialogAccepted.connect(self._applyQpartSettings)

        layout = QVBoxLayout(self)
        layout.setMargin(0)
        layout.addWidget(self.qutepart)
        self.setFocusProxy(self.qutepart)

        if not self._neverSaved:
            originalText = self._readFile(filePath)
            self.qutepart.text = originalText
        else:
            originalText = ''

        #autodetect eol, if need
        self._configureEolMode(originalText)

        self._tryDetectSyntax()

    def _tryDetectSyntax(self):
        if len(self.qutepart.lines) > (100 * 1000) and \
           self.qutepart.language() is None:
            """Qutepart uses too lot of memory when highlighting really big files
            It may crash the editor, so, do not highlight really big files.
            But, do not disable highlighting for files, which already was highlighted
            """
            return

        self.qutepart.detectSyntax(sourceFilePath=self.filePath(),
                                   firstLine=self.qutepart.lines[0])

    def del_(self):
        """Explicytly called destructor
        """
        self._fileWatcher.disable()

        # avoid emit on text change, document shall behave like it is already dead
        self.qutepart.document().modificationChanged.disconnect()
        self.qutepart.text = ''  # stop background highlighting, free memory

    def _onWatcherFileModified(self, modified):
        """File has been modified
        """
        self._externallyModified = modified
        self.documentDataChanged.emit()

    def _onWatcherFileRemoved(self, isRemoved):
        """File has been removed
        """
        self._externallyRemoved = isRemoved
        self.documentDataChanged.emit()

    def _readFile(self, filePath):
        """Read the file contents.
#.........这里部分代码省略.........

 def setUp(self):
     self._window = QMainWindow()
     self.qpart = Qutepart()
     self._window.setCentralWidget(self.qpart)
     self._window.menuBar().addAction(self.qpart.invokeCompletionAction)

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        del self.qpart

    def _ws_test(self,
                 text,
                 expectedResult,
                 drawAny=[True, False],
                 drawIncorrect=[True, False],
                 useTab=[True, False],
                 indentWidth=[1, 2, 3, 4, 8]):
        for drawAnyVal in drawAny:
            self.qpart.drawAnyWhitespace = drawAnyVal

            for drawIncorrectVal in drawIncorrect:
                self.qpart.drawIncorrectIndentation = drawIncorrectVal

                for useTabVal in useTab:
                    self.qpart.indentUseTabs = useTabVal

                    for indentWidthVal in indentWidth:
                        self.qpart.indentWidth = indentWidthVal
                        try:
                            self._verify(text, expectedResult)
                        except:
                            print "Failed params:\n\tany {}\n\tincorrect {}\n\ttabs {}\n\twidth {}".format(
                                self.qpart.drawAnyWhitespace,
                                self.qpart.drawIncorrectIndentation,
                                self.qpart.indentUseTabs,
                                self.qpart.indentWidth)
                            raise

    def _verify(self, text, expectedResult):
        res = self.qpart._chooseVisibleWhitespace(text)
        for index, value in enumerate(expectedResult):
            if value == '1':
                if not res[index]:
                    self.fail("Item {} is not True:\n\t{}".format(index, res))
            elif value == '0':
                if res[index]:
                    self.fail("Item {} is not False:\n\t{}".format(index, res))
            else:
                assert value == ' '

    def test_1(self):
        # Trailing
        self._ws_test('   m xyz\t ',
                      '   0 00011',
                      drawIncorrect=[True])

    def test_2(self):
        # Tabs in space mode
        self._ws_test('\txyz\t',
                      '10001',
                      drawIncorrect=[True], useTab=[False])

    def test_3(self):
        # Spaces in tab mode
        self._ws_test(' 1  2   3     5',
                      '000001110111110',
                      drawIncorrect=[True], drawAny=[False], indentWidth=[3], useTab=[True])

    def test_4(self):
        # Draw any
        self._ws_test(' 1 1  2   3     5\t',
                      '100011011101111101',
                      drawAny=[True],
                      indentWidth=[2, 3, 4, 8])

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        self.qpart.terminate()

    def test_1(self):
        # Indent with Tab
        self.qpart.indentUseTabs = True
        self.qpart.text = 'ab\ncd'
        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_Tab)
        self.assertEqual(self.qpart.text, 'ab\n\tcd')

        self.qpart.indentUseTabs = False
        QTest.keyClick(self.qpart, Qt.Key_Backspace)
        QTest.keyClick(self.qpart, Qt.Key_Tab)
        self.assertEqual(self.qpart.text, 'ab\n    cd')

    def test_2(self):
        # Unindent Tab
        self.qpart.indentUseTabs = True
        self.qpart.text = 'ab\n\t\tcd'
        self.qpart.cursorPosition = (1, 2)

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, 'ab\n\tcd')

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, 'ab\ncd')

    def test_3(self):
        # Unindent Spaces
        self.qpart.indentUseTabs = False

        self.qpart.text = 'ab\n      cd'
        self.qpart.cursorPosition = (1, 6)

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, 'ab\n  cd')

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, 'ab\ncd')

    def test_4(self):
        # (Un)indent multiline with Tab
        self.qpart.indentUseTabs = False

        self.qpart.text = '  ab\n  cd'
        self.qpart.selectedPosition = ((0, 2), (1, 3))

        QTest.keyClick(self.qpart, Qt.Key_Tab)
        self.assertEqual(self.qpart.text, '      ab\n      cd')

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, '  ab\n  cd')

    def test_4b(self):
        # Indent multiline including line with zero selection
        self.qpart.indentUseTabs = True

        self.qpart.text = 'ab\ncd\nef'
        self.qpart.position = (0, 0)

        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Tab)
        self.assertEqual(self.qpart.text, '\tab\ncd\nef')

    def test_5(self):
        # (Un)indent multiline with Space
        self.qpart.indentUseTabs = False

        self.qpart.text = '  ab\n  cd'
        self.qpart.selectedPosition = ((0, 2), (1, 3))

        QTest.keyClick(self.qpart, Qt.Key_Space, Qt.ShiftModifier)
        self.assertEqual(self.qpart.text, '   ab\n   cd')

        QTest.keyClick(self.qpart, Qt.Key_Backspace, Qt.ShiftModifier)
        self.assertEqual(self.qpart.text, '  ab\n  cd')

    def test_6(self):
        # (Unindent Tab/Space mix
        self.qpart.indentUseTabs = False

        self.qpart.text = '    \t  \tab'
        self.qpart.cursorPosition = ((0, 8))

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, '    \t  ab')

        self.qpart.decreaseIndentAction.trigger()
        self.assertEqual(self.qpart.text, '    \tab')

        self.qpart.decreaseIndentAction.trigger()
#.........这里部分代码省略.........

 def setUp(self):
     self.qpart = Qutepart()
     if self.LANGUAGE is not None:
         self.qpart.detectSyntax(language = self.LANGUAGE)
         self.qpart.indentWidth = self.INDENT_WIDTH

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        del self.qpart

    def _markedBlocks(self):
        bookMarksObject = self.qpart._bookmarks
        return [block.blockNumber() \
                    for block in iterateBlocksFrom(self.qpart.document().firstBlock()) \
                        if bookMarksObject.isBlockMarked(block)]

    @base.in_main_loop
    def test_set_with_keyboard(self):
        self.qpart.text = '\n' * 5
        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        self.assertEqual(self._markedBlocks(), [0, 2])

        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        self.assertEqual(self._markedBlocks(), [0])

    @unittest.skip('Crashes Qt')
    @base.in_main_loop
    def test_set_with_mouse(self):
        self.qpart.text = '\n' * 5

        secondBlock = self.qpart.document().findBlockByNumber(2)
        geometry = self.qpart.blockBoundingGeometry(secondBlock).translated(self.qpart.contentOffset())

        QTest.mouseClick(self.qpart._markArea, Qt.LeftButton, Qt.NoModifier, QPoint(0, geometry.bottom() - 1))
        self.assertEqual(self._markedBlocks(), [1])

    @base.in_main_loop
    def test_jump(self):
        self.qpart.text = '\n' * 5
        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        for i in range(2):
            QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        for i in range(2):
            QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_B, Qt.ControlModifier)
        self.assertEqual(self._markedBlocks(), [0, 2, 4])

        self.qpart.cursorPosition = (0, 0)

        QTest.keyClick(self.qpart, Qt.Key_PageDown, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 2)
        QTest.keyClick(self.qpart, Qt.Key_PageDown, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 4)
        QTest.keyClick(self.qpart, Qt.Key_PageDown, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 4)

        QTest.keyClick(self.qpart, Qt.Key_PageUp, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 2)
        QTest.keyClick(self.qpart, Qt.Key_PageUp, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 0)
        QTest.keyClick(self.qpart, Qt.Key_PageUp, Qt.AltModifier)
        self.assertEqual(self.qpart.cursorPosition[0], 0)

 def __init__(self, parent, font):
     Qutepart.__init__(self, parent)
     self._sizeHintLabel = QLabel("asdf")
     self._sizeHintLabel.setFont(font)

class Document(QWidget):
    """
    Document is a opened file representation.

    It contains file management methods and uses `Qutepart <http://qutepart.rtfd.org/>`_ as an editor widget.
    Qutepart is available as ``qutepart`` attribute.
    """

    documentDataChanged = pyqtSignal()
    """
    documentDataChanged()

    **Signal** emitted, when document icon or toolTip has changed
    (i.e. document has been modified externally)
    """

    _EOL_CONVERTOR = {r'\r\n': '\r\n',
                      r'\n': '\n',
                      r'\r': '\r'}

    def __init__(self, parentObject, filePath, createNew=False):
        """Create editor and open file.
        If file is None or createNew is True, empty not saved file is created
        IO Exceptions are not catched, therefore, must be catched on upper level
        """
        QWidget.__init__(self, parentObject)
        self._neverSaved = filePath is None or createNew
        self._filePath = filePath
        self._externallyRemoved = False
        self._externallyModified = False
        # File opening should be implemented in the document classes

        self._fileWatcher = _FileWatcher(filePath)
        self._fileWatcher.modified.connect(self._onWatcherFileModified)
        self._fileWatcher.removed.connect(self._onWatcherFileRemoved)

        self.qutepart = Qutepart(self)

        self.qutepart.setStyleSheet('QPlainTextEdit {border: 0}')

        self.qutepart.userWarning.connect(lambda text: core.mainWindow().statusBar().showMessage(text, 5000))

        self._applyQpartSettings()
        core.uiSettingsManager().dialogAccepted.connect(self._applyQpartSettings)

        layout = QVBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.addWidget(self.qutepart)
        self.setFocusProxy(self.qutepart)

        if not self._neverSaved:
            originalText = self._readFile(filePath)
            self.qutepart.text = originalText
        else:
            originalText = ''

        # autodetect eol, if need
        self._configureEolMode(originalText)

        self._tryDetectSyntax()

    def _tryDetectSyntax(self):
        if len(self.qutepart.lines) > (100 * 1000) and \
           self.qutepart.language() is None:
            """Qutepart uses too lot of memory when highlighting really big files
            It may crash the editor, so, do not highlight really big files.
            But, do not disable highlighting for files, which already was highlighted
            """
            return

        self.qutepart.detectSyntax(sourceFilePath=self.filePath(),
                                   firstLine=self.qutepart.lines[0])

    def terminate(self):
        """Explicytly called destructor
        """
        self._fileWatcher.term()

        # avoid emitting signals, document shall behave like it is already dead
        self.qutepart.document().modificationChanged.disconnect()
        self.qutepart.cursorPositionChanged.disconnect()  #
        self.qutepart.textChanged.disconnect()

        self.qutepart.terminate()  # stop background highlighting, free memory

    @pyqtSlot(bool)
    def _onWatcherFileModified(self, modified):
        """File has been modified
        """
        self._externallyModified = modified
        self.documentDataChanged.emit()

    @pyqtSlot(bool)
    def _onWatcherFileRemoved(self, isRemoved):
        """File has been removed
        """
        self._externallyRemoved = isRemoved
        self.documentDataChanged.emit()

    def _readFile(self, filePath):
#.........这里部分代码省略.........

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        self.qpart.terminate()

    def test_overwrite_edit(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClicks(self.qpart, "stu")
        self.assertEqual(self.qpart.text, 'stuabcd')
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClicks(self.qpart, "xy")
        self.assertEqual(self.qpart.text, 'stuxycd')
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClicks(self.qpart, "z")
        self.assertEqual(self.qpart.text, 'stuxyzcd')

    def test_overwrite_backspace(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        for i in range(3):
            QTest.keyClick(self.qpart, Qt.Key_Right)
        for i in range(2):
            QTest.keyClick(self.qpart, Qt.Key_Backspace)
        self.assertEqual(self.qpart.text, 'a  d')

    @base.in_main_loop
    def test_overwrite_undo(self):
        self.qpart.show()
        self.qpart.text = 'abcd'
        QTest.keyClick(self.qpart, Qt.Key_Insert)
        QTest.keyClick(self.qpart, Qt.Key_Right)
        QTest.keyClick(self.qpart, Qt.Key_X)
        QTest.keyClick(self.qpart, Qt.Key_X)
        self.assertEqual(self.qpart.text, 'axxd')
        # Ctrl+Z doesn't work. Wtf???
        self.qpart.document().undo()
        self.qpart.document().undo()
        self.assertEqual(self.qpart.text, 'abcd')

    def test_alt_does_not_type(self):
        """ By default when Alt+Key is pressed - text is inserted.
        Qutepart ignores this key pressings
        """
        QTest.keyClick(self.qpart, Qt.Key_A, Qt.AltModifier)
        self.assertEqual(self.qpart.text, '')
        QTest.keyClick(self.qpart, Qt.Key_A)
        self.assertEqual(self.qpart.text, 'a')

    def test_home1(self):
        """ Test the operation of the home key. """

        self.qpart.show()
        self.qpart.text = '  xx'
        # Move to the end of this string.
        self.qpart.cursorPosition = (100, 100)
        # Press home the first time. This should move to the beginning of the
        # indent: line 0, column 4.
        self.assertEqual(self.qpart.cursorPosition, (0, 4))

    def column(self):
        """ Return the column at which the cursor is located."""
        return self.qpart.cursorPosition[1]

    def test_home2(self):
        """ Test the operation of the home key. """

        self.qpart.show()
        self.qpart.text = '\n\n    ' + 'x'*10000
        # Move to the end of this string.
        self.qpart.cursorPosition = (100, 100)
        # Press home. We should either move to the line beginning or indent.
        QTest.keyClick(self.qpart, Qt.Key_Home)
        # There's no way I can find of determine what the line beginning should
        # be. So, just press home again if we're not at the indent.
        if self.column() != 4:
            # Press home again to move to the beginning of the indent.
            QTest.keyClick(self.qpart, Qt.Key_Home)
        # We're at the indent.
        self.assertEqual(self.column(), 4)

        # Move to the beginning of the line.
        QTest.keyClick(self.qpart, Qt.Key_Home)
        self.assertEqual(self.column(), 0)

        # Move back to the beginning of the indent.
        QTest.keyClick(self.qpart, Qt.Key_Home)
        self.assertEqual(self.column(), 4)

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self.qpart = Qutepart()

    def tearDown(self):
        self.qpart.hide()
        self.qpart.terminate()

    def test_real_to_visible(self):
        self.qpart.text = 'abcdfg'
        self.assertEqual(0, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 0))
        self.assertEqual(2, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 2))
        self.assertEqual(6, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 6))

        self.qpart.text = '\tab\tcde\t'
        self.assertEqual(0, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 0))
        self.assertEqual(4, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 1))
        self.assertEqual(5, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 2))
        self.assertEqual(8, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 4))
        self.assertEqual(12, self.qpart._rectangularSelection._realToVisibleColumn(self.qpart.text, 8))

    def test_visible_to_real(self):
        self.qpart.text = 'abcdfg'
        self.assertEqual(0, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 0))
        self.assertEqual(2, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 2))
        self.assertEqual(6, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 6))

        self.qpart.text = '\tab\tcde\t'
        self.assertEqual(0, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 0))
        self.assertEqual(1, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 4))
        self.assertEqual(2, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 5))
        self.assertEqual(4, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 8))
        self.assertEqual(8, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 12))

        self.assertEqual(None, self.qpart._rectangularSelection._visibleToRealColumn(self.qpart.text, 13))

    def test_basic(self):
        self.qpart.show()
        for key in [Qt.Key_Delete, Qt.Key_Backspace]:
            self.qpart.text = 'abcd\nef\nghkl\nmnop'
            QTest.keyClick(self.qpart, Qt.Key_Right)
            QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
            QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
            QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
            QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
            QTest.keyClick(self.qpart, key)
            self.assertEqual(self.qpart.text, 'ad\ne\ngl\nmnop')

    def test_reset_by_move(self):
        self.qpart.show()
        self.qpart.text = 'abcd\nef\nghkl\nmnop'
        QTest.keyClick(self.qpart, Qt.Key_Right)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Left)
        QTest.keyClick(self.qpart, Qt.Key_Backspace)
        self.assertEqual(self.qpart.text, 'abcd\nef\ngkl\nmnop')

    def test_reset_by_edit(self):
        self.qpart.show()
        self.qpart.text = 'abcd\nef\nghkl\nmnop'
        QTest.keyClick(self.qpart, Qt.Key_Right)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClicks(self.qpart, 'x')
        QTest.keyClick(self.qpart, Qt.Key_Backspace)
        self.assertEqual(self.qpart.text, 'abcd\nef\nghkl\nmnop')

    def test_with_tabs(self):
        self.qpart.show()
        self.qpart.text = 'abcdefghhhhh\n\tklm\n\t\txyz'
        self.qpart.cursorPosition = (0, 6)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)
        QTest.keyClick(self.qpart, Qt.Key_Delete)

        # 2 variants, Qt bahavior differs on different systems
        self.assertTrue(self.qpart.text in ('abcdefhh\n\tkl\n\t\tz',
                                            'abcdefh\n\tkl\n\t\t'))

    def test_delete(self):
        self.qpart.show()
        self.qpart.text = 'this is long\nshort\nthis is long'
        self.qpart.cursorPosition = (0, 8)
        for i in range(2):
            QTest.keyClick(self.qpart, Qt.Key_Down, Qt.AltModifier | Qt.ShiftModifier)
        for i in range(4):
            QTest.keyClick(self.qpart, Qt.Key_Right, Qt.AltModifier | Qt.ShiftModifier)

#.........这里部分代码省略.........

class Test(unittest.TestCase):
    """Base class for tests
    """
    app = base.papp  # app crashes, if created more than once

    def setUp(self):
        self._window = QMainWindow()
        self.qpart = Qutepart()
        self._window.setCentralWidget(self.qpart)
        self._window.menuBar().addAction(self.qpart.invokeCompletionAction)

    def tearDown(self):
        self.qpart.terminate()

    def test_down_selects_first(self):
        self.qpart.text = 'aaaa\nbbbb\ncccX\ndddd\ncccY'

        while self.app.hasPendingEvents():
            self.app.processEvents()

        QTest.keyClicks(self.qpart, "ccc")
        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_Enter)
        QTest.keyClick(self.qpart, Qt.Key_Enter)
        self.assertEqual(self.qpart.text, 'cccX\naaaa\nbbbb\ncccX\ndddd\ncccY')

    def test_down_selects_second(self):
        self.qpart.text = 'aaaa\nbbbb\ncccX\ndddd\ncccY'

        base._processPendingEvents(self.app)

        QTest.keyClicks(self.qpart, "ccc")

        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_Down)
        QTest.keyClick(self.qpart, Qt.Key_Enter)
        QTest.keyClick(sel