import unittest from qtconsole.qt import QtCore, QtGui from qtconsole.qt_loaders import load_qtest from qtconsole.console_widget import ConsoleWidget import ipython_genutils.testing.decorators as dec setup = dec.skip_file_no_x11(__name__) QTest = load_qtest() class TestConsoleWidget(unittest.TestCase): @classmethod def setUpClass(cls): """ Create the application for the test case. """ cls._app = QtGui.QApplication.instance() if cls._app is None: cls._app = QtGui.QApplication([]) cls._app.setQuitOnLastWindowClosed(False) @classmethod def tearDownClass(cls): """ Exit the application. """ QtGui.QApplication.quit() def test_special_characters(self): """ Are special characters displayed correctly? """ w = ConsoleWidget() cursor = w._get_prompt_cursor() test_inputs = ['xyz\b\b=\n', 'foo\b\nbar\n', 'foo\b\nbar\r\n', 'abc\rxyz\b\b='] expected_outputs = [u'x=z\u2029', u'foo\u2029bar\u2029', u'foo\u2029bar\u2029', 'x=z'] for i, text in enumerate(test_inputs): w._insert_plain_text(cursor, text) cursor.select(cursor.Document) selection = cursor.selectedText() self.assertEqual(expected_outputs[i], selection) # clear all the text cursor.insertText('') def test_link_handling(self): noKeys = QtCore.Qt noButton = QtCore.Qt.MouseButton(0) noButtons = QtCore.Qt.MouseButtons(0) noModifiers = QtCore.Qt.KeyboardModifiers(0) MouseMove = QtCore.QEvent.MouseMove QMouseEvent = QtGui.QMouseEvent w = ConsoleWidget() cursor = w._get_prompt_cursor() w._insert_html(cursor, 'written in') obj = w._control tip = QtGui.QToolTip self.assertEqual(tip.text(), u'') # should be somewhere else elsewhereEvent = QMouseEvent(MouseMove, QtCore.QPoint(50,50), noButton, noButtons, noModifiers) w.eventFilter(obj, elsewhereEvent) self.assertEqual(tip.isVisible(), False) self.assertEqual(tip.text(), u'') #self.assertEqual(tip.text(), u'') # should be over text overTextEvent = QMouseEvent(MouseMove, QtCore.QPoint(1,5), noButton, noButtons, noModifiers) w.eventFilter(obj, overTextEvent) self.assertEqual(tip.isVisible(), True) self.assertEqual(tip.text(), "http://python.org") # should still be over text stillOverTextEvent = QMouseEvent(MouseMove, QtCore.QPoint(1,5), noButton, noButtons, noModifiers) w.eventFilter(obj, stillOverTextEvent) self.assertEqual(tip.isVisible(), True) self.assertEqual(tip.text(), "http://python.org") def test_width_height(self): # width()/height() QWidget properties should not be overridden. w = ConsoleWidget() self.assertEqual(w.width(), QtGui.QWidget.width(w)) self.assertEqual(w.height(), QtGui.QWidget.height(w)) def test_prompt_cursors(self): """Test the cursors that keep track of where the prompt begins and ends""" w = ConsoleWidget() w._prompt = 'prompt>' doc = w._control.document() # Fill up the QTextEdit area with the maximum number of blocks doc.setMaximumBlockCount(10) for _ in range(9): w._append_plain_text('line\n') # Draw the prompt, this should cause the first lines to be deleted w._show_prompt() self.assertEqual(doc.blockCount(), 10) # _prompt_pos should be at the end of the document self.assertEqual(w._prompt_pos, w._get_end_pos()) # _append_before_prompt_pos should be at the beginning of the prompt self.assertEqual(w._append_before_prompt_pos, w._prompt_pos - len(w._prompt)) # insert some more text without drawing a new prompt w._append_plain_text('line\n') self.assertEqual(w._prompt_pos, w._get_end_pos() - len('line\n')) self.assertEqual(w._append_before_prompt_pos, w._prompt_pos - len(w._prompt)) # redraw the prompt w._show_prompt() self.assertEqual(w._prompt_pos, w._get_end_pos()) self.assertEqual(w._append_before_prompt_pos, w._prompt_pos - len(w._prompt)) # insert some text before the prompt w._append_plain_text('line', before_prompt=True) self.assertEqual(w._prompt_pos, w._get_end_pos()) self.assertEqual(w._append_before_prompt_pos, w._prompt_pos - len(w._prompt)) def test_keypresses(self): """Test the event handling code for keypresses.""" w = ConsoleWidget() w._append_plain_text('Header\n') w._prompt = 'prompt>' w._show_prompt() control = w._control # Test setting the input buffer w._set_input_buffer('test input') self.assertEqual(w._get_input_buffer(), 'test input') # Ctrl+K kills input until EOL w._set_input_buffer('test input') c = control.textCursor() c.setPosition(c.position() - 3) control.setTextCursor(c) QTest.keyClick(control, QtCore.Qt.Key_K, QtCore.Qt.ControlModifier) self.assertEqual(w._get_input_buffer(), 'test in') # Ctrl+V pastes w._set_input_buffer('test input ') QtGui.qApp.clipboard().setText('pasted text') QTest.keyClick(control, QtCore.Qt.Key_V, QtCore.Qt.ControlModifier) self.assertEqual(w._get_input_buffer(), 'test input pasted text') self.assertEqual(control.document().blockCount(), 2) # Paste should strip indentation w._set_input_buffer('test input ') QtGui.qApp.clipboard().setText(' pasted text') QTest.keyClick(control, QtCore.Qt.Key_V, QtCore.Qt.ControlModifier) self.assertEqual(w._get_input_buffer(), 'test input pasted text') self.assertEqual(control.document().blockCount(), 2) # Multiline paste, should also show continuation marks w._set_input_buffer('test input ') QtGui.qApp.clipboard().setText('line1\nline2\nline3') QTest.keyClick(control, QtCore.Qt.Key_V, QtCore.Qt.ControlModifier) self.assertEqual(w._get_input_buffer(), 'test input line1\nline2\nline3') self.assertEqual(control.document().blockCount(), 4) self.assertEqual(control.document().findBlockByNumber(1).text(), 'prompt>test input line1') self.assertEqual(control.document().findBlockByNumber(2).text(), '> line2') self.assertEqual(control.document().findBlockByNumber(3).text(), '> line3') # TODO: many more keybindings