mirror of https://github.com/python/cpython
751 lines
23 KiB
Python
751 lines
23 KiB
Python
import itertools
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import io
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import os
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import rlcompleter
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from unittest import TestCase
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from unittest.mock import patch
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from .support import (
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FakeConsole,
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handle_all_events,
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handle_events_narrow_console,
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more_lines,
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multiline_input,
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code_to_events,
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)
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from _pyrepl.console import Event
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from _pyrepl.readline import ReadlineAlikeReader, ReadlineConfig
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from _pyrepl.readline import multiline_input as readline_multiline_input
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class TestCursorPosition(TestCase):
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def prepare_reader(self, events):
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console = FakeConsole(events)
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config = ReadlineConfig(readline_completer=None)
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reader = ReadlineAlikeReader(console=console, config=config)
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return reader
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def test_up_arrow_simple(self):
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# fmt: off
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code = (
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"def f():\n"
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" ...\n"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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],
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)
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reader, console = handle_all_events(events)
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self.assertEqual(reader.cxy, (0, 1))
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console.move_cursor.assert_called_once_with(0, 1)
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def test_down_arrow_end_of_input(self):
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# fmt: off
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code = (
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"def f():\n"
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" ...\n"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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],
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)
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reader, console = handle_all_events(events)
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self.assertEqual(reader.cxy, (0, 2))
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console.move_cursor.assert_called_once_with(0, 2)
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def test_left_arrow_simple(self):
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events = itertools.chain(
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code_to_events("11+11"),
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[
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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],
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)
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reader, console = handle_all_events(events)
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self.assertEqual(reader.cxy, (4, 0))
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console.move_cursor.assert_called_once_with(4, 0)
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def test_right_arrow_end_of_line(self):
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events = itertools.chain(
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code_to_events("11+11"),
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[
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Event(evt="key", data="right", raw=bytearray(b"\x1bOC")),
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],
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)
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reader, console = handle_all_events(events)
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self.assertEqual(reader.cxy, (5, 0))
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console.move_cursor.assert_called_once_with(5, 0)
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def test_cursor_position_simple_character(self):
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events = itertools.chain(code_to_events("k"))
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reader, _ = handle_all_events(events)
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self.assertEqual(reader.pos, 1)
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# 1 for simple character
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self.assertEqual(reader.cxy, (1, 0))
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def test_cursor_position_double_width_character(self):
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events = itertools.chain(code_to_events("樂"))
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reader, _ = handle_all_events(events)
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self.assertEqual(reader.pos, 1)
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# 2 for wide character
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self.assertEqual(reader.cxy, (2, 0))
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def test_cursor_position_double_width_character_move_left(self):
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events = itertools.chain(
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code_to_events("樂"),
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[
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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],
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)
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reader, _ = handle_all_events(events)
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self.assertEqual(reader.pos, 0)
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self.assertEqual(reader.cxy, (0, 0))
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def test_cursor_position_double_width_character_move_left_right(self):
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events = itertools.chain(
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code_to_events("樂"),
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[
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="right", raw=bytearray(b"\x1bOC")),
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],
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)
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reader, _ = handle_all_events(events)
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self.assertEqual(reader.pos, 1)
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# 2 for wide character
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self.assertEqual(reader.cxy, (2, 0))
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def test_cursor_position_double_width_characters_move_up(self):
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for_loop = "for _ in _:"
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# fmt: off
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code = (
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f"{for_loop}\n"
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" ' 可口可乐; 可口可樂'"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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],
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)
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reader, _ = handle_all_events(events)
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# cursor at end of first line
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self.assertEqual(reader.pos, len(for_loop))
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self.assertEqual(reader.cxy, (len(for_loop), 0))
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def test_cursor_position_double_width_characters_move_up_down(self):
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for_loop = "for _ in _:"
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# fmt: off
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code = (
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f"{for_loop}\n"
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" ' 可口可乐; 可口可樂'"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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],
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)
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reader, _ = handle_all_events(events)
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# cursor here (showing 2nd line only):
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# < ' 可口可乐; 可口可樂'>
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# ^
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self.assertEqual(reader.pos, 19)
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self.assertEqual(reader.cxy, (10, 1))
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def test_cursor_position_multiple_double_width_characters_move_left(self):
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events = itertools.chain(
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code_to_events("' 可口可乐; 可口可樂'"),
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[
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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],
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)
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reader, _ = handle_all_events(events)
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self.assertEqual(reader.pos, 10)
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# 1 for quote, 1 for space, 2 per wide character,
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# 1 for semicolon, 1 for space, 2 per wide character
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self.assertEqual(reader.cxy, (16, 0))
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def test_cursor_position_move_up_to_eol(self):
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first_line = "for _ in _:"
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second_line = " hello"
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# fmt: off
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code = (
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f"{first_line}\n"
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f"{second_line}\n"
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" h\n"
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" hel"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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],
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)
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reader, _ = handle_all_events(events)
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# Cursor should be at end of line 1, even though line 2 is shorter
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# for _ in _:
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# hello
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# h
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# hel
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self.assertEqual(
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reader.pos, len(first_line) + len(second_line) + 1
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) # +1 for newline
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self.assertEqual(reader.cxy, (len(second_line), 1))
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def test_cursor_position_move_down_to_eol(self):
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last_line = " hel"
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# fmt: off
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code = (
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"for _ in _:\n"
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" hello\n"
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" h\n"
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f"{last_line}"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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],
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)
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reader, _ = handle_all_events(events)
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# Cursor should be at end of line 3, even though line 2 is shorter
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# for _ in _:
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# hello
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# h
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# hel
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self.assertEqual(reader.pos, len(code))
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self.assertEqual(reader.cxy, (len(last_line), 3))
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def test_cursor_position_multiple_mixed_lines_move_up(self):
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# fmt: off
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code = (
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"def foo():\n"
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" x = '可口可乐; 可口可樂'\n"
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" y = 'abckdfjskldfjslkdjf'"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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13 * [Event(evt="key", data="left", raw=bytearray(b"\x1bOD"))],
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[Event(evt="key", data="up", raw=bytearray(b"\x1bOA"))],
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)
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reader, _ = handle_all_events(events)
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# By moving left, we're before the s:
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# y = 'abckdfjskldfjslkdjf'
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# ^
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# And we should move before the semi-colon despite the different offset
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# x = '可口可乐; 可口可樂'
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# ^
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self.assertEqual(reader.pos, 22)
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self.assertEqual(reader.cxy, (15, 1))
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def test_cursor_position_after_wrap_and_move_up(self):
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# fmt: off
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code = (
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"def foo():\n"
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" hello"
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)
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# fmt: on
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events = itertools.chain(
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code_to_events(code),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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],
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)
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reader, _ = handle_events_narrow_console(events)
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# The code looks like this:
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# def foo()\
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# :
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# hello
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# After moving up we should be after the colon in line 2
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self.assertEqual(reader.pos, 10)
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self.assertEqual(reader.cxy, (1, 1))
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def test_auto_indent_default(self):
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# fmt: off
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input_code = (
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"def f():\n"
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"pass\n\n"
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)
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output_code = (
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"def f():\n"
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" pass\n"
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" "
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)
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# fmt: on
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def test_auto_indent_continuation(self):
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# auto indenting according to previous user indentation
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# fmt: off
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events = itertools.chain(
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code_to_events("def f():\n"),
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# add backspace to delete default auto-indent
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[
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Event(evt="key", data="backspace", raw=bytearray(b"\x7f")),
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],
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code_to_events(
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" pass\n"
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"pass\n\n"
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),
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)
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output_code = (
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"def f():\n"
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" pass\n"
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" pass\n"
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" "
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)
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# fmt: on
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, output_code)
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def test_auto_indent_prev_block(self):
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# auto indenting according to indentation in different block
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# fmt: off
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events = itertools.chain(
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code_to_events("def f():\n"),
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# add backspace to delete default auto-indent
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[
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Event(evt="key", data="backspace", raw=bytearray(b"\x7f")),
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],
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code_to_events(
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" pass\n"
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"pass\n\n"
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),
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code_to_events(
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"def g():\n"
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"pass\n\n"
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),
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)
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output_code = (
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"def g():\n"
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" pass\n"
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" "
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)
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# fmt: on
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reader = self.prepare_reader(events)
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output1 = multiline_input(reader)
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output2 = multiline_input(reader)
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self.assertEqual(output2, output_code)
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class TestPyReplOutput(TestCase):
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def prepare_reader(self, events):
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console = FakeConsole(events)
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config = ReadlineConfig(readline_completer=None)
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reader = ReadlineAlikeReader(console=console, config=config)
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return reader
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def test_basic(self):
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reader = self.prepare_reader(code_to_events("1+1\n"))
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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def test_multiline_edit(self):
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events = itertools.chain(
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code_to_events("def f():\n...\n\n"),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
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Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
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Event(evt="key", data="g", raw=bytearray(b"g")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
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Event(evt="key", data="delete", raw=bytearray(b"\x7F")),
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Event(evt="key", data="right", raw=bytearray(b"g")),
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Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
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Event(evt="key", data="p", raw=bytearray(b"p")),
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Event(evt="key", data="a", raw=bytearray(b"a")),
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Event(evt="key", data="s", raw=bytearray(b"s")),
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Event(evt="key", data="s", raw=bytearray(b"s")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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],
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)
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, "def f():\n ...\n ")
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output = multiline_input(reader)
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self.assertEqual(output, "def g():\n pass\n ")
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def test_history_navigation_with_up_arrow(self):
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events = itertools.chain(
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code_to_events("1+1\n2+2\n"),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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],
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)
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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output = multiline_input(reader)
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self.assertEqual(output, "2+2")
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output = multiline_input(reader)
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self.assertEqual(output, "2+2")
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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def test_history_navigation_with_down_arrow(self):
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events = itertools.chain(
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code_to_events("1+1\n2+2\n"),
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[
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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],
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)
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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def test_history_search(self):
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events = itertools.chain(
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code_to_events("1+1\n2+2\n3+3\n"),
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[
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Event(evt="key", data="\x12", raw=bytearray(b"\x12")),
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Event(evt="key", data="1", raw=bytearray(b"1")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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Event(evt="key", data="\n", raw=bytearray(b"\n")),
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],
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)
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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output = multiline_input(reader)
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self.assertEqual(output, "2+2")
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output = multiline_input(reader)
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self.assertEqual(output, "3+3")
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output = multiline_input(reader)
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self.assertEqual(output, "1+1")
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def test_control_character(self):
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events = code_to_events("c\x1d\n")
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reader = self.prepare_reader(events)
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output = multiline_input(reader)
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self.assertEqual(output, "c\x1d")
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class TestPyReplCompleter(TestCase):
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def prepare_reader(self, events, namespace):
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console = FakeConsole(events)
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config = ReadlineConfig()
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config.readline_completer = rlcompleter.Completer(namespace).complete
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reader = ReadlineAlikeReader(console=console, config=config)
|
|
return reader
|
|
|
|
def test_simple_completion(self):
|
|
events = code_to_events("os.geten\t\n")
|
|
|
|
namespace = {"os": os}
|
|
reader = self.prepare_reader(events, namespace)
|
|
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "os.getenv")
|
|
|
|
def test_completion_with_many_options(self):
|
|
# Test with something that initially displays many options
|
|
# and then complete from one of them. The first time tab is
|
|
# pressed, the options are displayed (which corresponds to
|
|
# when the repl shows [ not unique ]) and the second completes
|
|
# from one of them.
|
|
events = code_to_events("os.\t\tO_AP\t\n")
|
|
|
|
namespace = {"os": os}
|
|
reader = self.prepare_reader(events, namespace)
|
|
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "os.O_APPEND")
|
|
|
|
def test_empty_namespace_completion(self):
|
|
events = code_to_events("os.geten\t\n")
|
|
namespace = {}
|
|
reader = self.prepare_reader(events, namespace)
|
|
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "os.geten")
|
|
|
|
def test_global_namespace_completion(self):
|
|
events = code_to_events("py\t\n")
|
|
namespace = {"python": None}
|
|
reader = self.prepare_reader(events, namespace)
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "python")
|
|
|
|
def test_updown_arrow_with_completion_menu(self):
|
|
"""Up arrow in the middle of unfinished tab completion when the menu is displayed
|
|
should work and trigger going back in history. Down arrow should subsequently
|
|
get us back to the incomplete command."""
|
|
code = "import os\nos.\t\t"
|
|
namespace = {"os": os}
|
|
|
|
events = itertools.chain(
|
|
code_to_events(code),
|
|
[
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
|
|
],
|
|
code_to_events("\n"),
|
|
)
|
|
reader = self.prepare_reader(events, namespace=namespace)
|
|
output = multiline_input(reader, namespace)
|
|
# This is the first line, nothing to see here
|
|
self.assertEqual(output, "import os")
|
|
# This is the second line. We pressed up and down arrows
|
|
# so we should end up where we were when we initiated tab completion.
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "os.")
|
|
|
|
@patch("_pyrepl.readline._ReadlineWrapper.get_reader")
|
|
@patch("sys.stderr", new_callable=io.StringIO)
|
|
def test_completion_with_warnings(self, mock_stderr, mock_get_reader):
|
|
class Dummy:
|
|
@property
|
|
def test_func(self):
|
|
import warnings
|
|
|
|
warnings.warn("warnings\n")
|
|
return None
|
|
|
|
dummy = Dummy()
|
|
events = code_to_events("dummy.test_func.\t\n\n")
|
|
namespace = {"dummy": dummy}
|
|
reader = self.prepare_reader(events, namespace)
|
|
mock_get_reader.return_value = reader
|
|
output = readline_multiline_input(more_lines, ">>>", "...")
|
|
self.assertEqual(output, "dummy.test_func.__")
|
|
self.assertEqual(mock_stderr.getvalue(), "")
|
|
|
|
|
|
class TestPasteEvent(TestCase):
|
|
def prepare_reader(self, events):
|
|
console = FakeConsole(events)
|
|
config = ReadlineConfig(readline_completer=None)
|
|
reader = ReadlineAlikeReader(console=console, config=config)
|
|
return reader
|
|
|
|
def test_paste(self):
|
|
# fmt: off
|
|
code = (
|
|
"def a():\n"
|
|
" for x in range(10):\n"
|
|
" if x%2:\n"
|
|
" print(x)\n"
|
|
" else:\n"
|
|
" pass\n"
|
|
)
|
|
# fmt: on
|
|
|
|
events = itertools.chain(
|
|
[
|
|
Event(evt="key", data="f3", raw=bytearray(b"\x1bOR")),
|
|
],
|
|
code_to_events(code),
|
|
[
|
|
Event(evt="key", data="f3", raw=bytearray(b"\x1bOR")),
|
|
],
|
|
code_to_events("\n"),
|
|
)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, code)
|
|
|
|
def test_paste_mid_newlines(self):
|
|
# fmt: off
|
|
code = (
|
|
"def f():\n"
|
|
" x = y\n"
|
|
" \n"
|
|
" y = z\n"
|
|
)
|
|
# fmt: on
|
|
|
|
events = itertools.chain(
|
|
[
|
|
Event(evt="key", data="f3", raw=bytearray(b"\x1bOR")),
|
|
],
|
|
code_to_events(code),
|
|
[
|
|
Event(evt="key", data="f3", raw=bytearray(b"\x1bOR")),
|
|
],
|
|
code_to_events("\n"),
|
|
)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, code)
|
|
|
|
def test_paste_mid_newlines_not_in_paste_mode(self):
|
|
# fmt: off
|
|
code = (
|
|
"def f():\n"
|
|
"x = y\n"
|
|
"\n"
|
|
"y = z\n\n"
|
|
)
|
|
|
|
expected = (
|
|
"def f():\n"
|
|
" x = y\n"
|
|
" "
|
|
)
|
|
# fmt: on
|
|
|
|
events = code_to_events(code)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, expected)
|
|
|
|
def test_paste_not_in_paste_mode(self):
|
|
# fmt: off
|
|
input_code = (
|
|
"def a():\n"
|
|
"for x in range(10):\n"
|
|
"if x%2:\n"
|
|
"print(x)\n"
|
|
"else:\n"
|
|
"pass\n\n"
|
|
)
|
|
|
|
output_code = (
|
|
"def a():\n"
|
|
" for x in range(10):\n"
|
|
" if x%2:\n"
|
|
" print(x)\n"
|
|
" else:"
|
|
)
|
|
# fmt: on
|
|
|
|
events = code_to_events(input_code)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
def test_bracketed_paste(self):
|
|
"""Test that bracketed paste using \x1b[200~ and \x1b[201~ works."""
|
|
# fmt: off
|
|
input_code = (
|
|
"def a():\n"
|
|
" for x in range(10):\n"
|
|
"\n"
|
|
" if x%2:\n"
|
|
" print(x)\n"
|
|
"\n"
|
|
" else:\n"
|
|
" pass\n"
|
|
)
|
|
|
|
output_code = (
|
|
"def a():\n"
|
|
" for x in range(10):\n"
|
|
"\n"
|
|
" if x%2:\n"
|
|
" print(x)\n"
|
|
"\n"
|
|
" else:\n"
|
|
" pass\n"
|
|
)
|
|
# fmt: on
|
|
|
|
paste_start = "\x1b[200~"
|
|
paste_end = "\x1b[201~"
|
|
|
|
events = itertools.chain(
|
|
code_to_events(paste_start),
|
|
code_to_events(input_code),
|
|
code_to_events(paste_end),
|
|
code_to_events("\n"),
|
|
)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
def test_bracketed_paste_single_line(self):
|
|
input_code = "oneline"
|
|
|
|
paste_start = "\x1b[200~"
|
|
paste_end = "\x1b[201~"
|
|
|
|
events = itertools.chain(
|
|
code_to_events(paste_start),
|
|
code_to_events(input_code),
|
|
code_to_events(paste_end),
|
|
code_to_events("\n"),
|
|
)
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, input_code)
|