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1358 lines
45 KiB
Python
1358 lines
45 KiB
Python
import io
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import itertools
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import os
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import pathlib
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import re
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import rlcompleter
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import select
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import subprocess
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import sys
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import tempfile
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from unittest import TestCase, skipUnless, skipIf
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from unittest.mock import patch
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from test.support import force_not_colorized, make_clean_env
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from test.support import SHORT_TIMEOUT
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from test.support.import_helper import import_module
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from test.support.os_helper import unlink
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from .support import (
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FakeConsole,
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ScreenEqualMixin,
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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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_ReadlineWrapper)
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from _pyrepl.readline import multiline_input as readline_multiline_input
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try:
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import pty
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except ImportError:
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pty = None
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class ReplTestCase(TestCase):
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def run_repl(
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self,
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repl_input: str | list[str],
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env: dict | None = None,
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*,
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cmdline_args: list[str] | None = None,
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cwd: str | None = None,
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) -> tuple[str, int]:
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temp_dir = None
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if cwd is None:
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temp_dir = tempfile.TemporaryDirectory(ignore_cleanup_errors=True)
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cwd = temp_dir.name
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try:
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return self._run_repl(
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repl_input, env=env, cmdline_args=cmdline_args, cwd=cwd
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)
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finally:
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if temp_dir is not None:
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temp_dir.cleanup()
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def _run_repl(
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self,
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repl_input: str | list[str],
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*,
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env: dict | None,
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cmdline_args: list[str] | None,
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cwd: str,
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) -> tuple[str, int]:
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assert pty
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master_fd, slave_fd = pty.openpty()
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cmd = [sys.executable, "-i", "-u"]
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if env is None:
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cmd.append("-I")
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elif "PYTHON_HISTORY" not in env:
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env["PYTHON_HISTORY"] = os.path.join(cwd, ".regrtest_history")
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if cmdline_args is not None:
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cmd.extend(cmdline_args)
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try:
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import termios
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except ModuleNotFoundError:
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pass
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else:
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term_attr = termios.tcgetattr(slave_fd)
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term_attr[6][termios.VREPRINT] = 0 # pass through CTRL-R
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term_attr[6][termios.VINTR] = 0 # pass through CTRL-C
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termios.tcsetattr(slave_fd, termios.TCSANOW, term_attr)
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process = subprocess.Popen(
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cmd,
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stdin=slave_fd,
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stdout=slave_fd,
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stderr=slave_fd,
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cwd=cwd,
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text=True,
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close_fds=True,
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env=env if env else os.environ,
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)
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os.close(slave_fd)
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if isinstance(repl_input, list):
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repl_input = "\n".join(repl_input) + "\n"
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os.write(master_fd, repl_input.encode("utf-8"))
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output = []
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while select.select([master_fd], [], [], SHORT_TIMEOUT)[0]:
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try:
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data = os.read(master_fd, 1024).decode("utf-8")
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if not data:
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break
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except OSError:
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break
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output.append(data)
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else:
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os.close(master_fd)
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process.kill()
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self.fail(f"Timeout while waiting for output, got: {''.join(output)}")
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os.close(master_fd)
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try:
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exit_code = process.wait(timeout=SHORT_TIMEOUT)
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except subprocess.TimeoutExpired:
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process.kill()
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exit_code = process.wait()
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return "".join(output), exit_code
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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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|
|
|
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class TestPyReplAutoindent(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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|
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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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|
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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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|
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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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)
|
|
|
|
output_code = (
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"def g():\n"
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" pass\n"
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" "
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)
|
|
# fmt: on
|
|
|
|
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)
|
|
|
|
def test_auto_indent_multiline(self):
|
|
# fmt: off
|
|
events = itertools.chain(
|
|
code_to_events(
|
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"def f():\n"
|
|
"pass"
|
|
),
|
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[
|
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# go to the end of the first line
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|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
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Event(evt="key", data="\x05", raw=bytearray(b"\x1bO5")),
|
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# new line should be autoindented
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|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
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],
|
|
code_to_events(
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"pass"
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),
|
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[
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# go to end of last line
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|
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
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Event(evt="key", data="\x05", raw=bytearray(b"\x1bO5")),
|
|
# double newline to terminate the block
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
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|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
|
|
output_code = (
|
|
"def f():\n"
|
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" pass\n"
|
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" pass\n"
|
|
" "
|
|
)
|
|
# fmt: on
|
|
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
def test_auto_indent_with_comment(self):
|
|
# fmt: off
|
|
events = code_to_events(
|
|
"def f(): # foo\n"
|
|
"pass\n\n"
|
|
)
|
|
|
|
output_code = (
|
|
"def f(): # foo\n"
|
|
" pass\n"
|
|
" "
|
|
)
|
|
# fmt: on
|
|
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
def test_auto_indent_with_multicomment(self):
|
|
# fmt: off
|
|
events = code_to_events(
|
|
"def f(): ## foo\n"
|
|
"pass\n\n"
|
|
)
|
|
|
|
output_code = (
|
|
"def f(): ## foo\n"
|
|
" pass\n"
|
|
" "
|
|
)
|
|
# fmt: on
|
|
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
def test_auto_indent_ignore_comments(self):
|
|
# fmt: off
|
|
events = code_to_events(
|
|
"pass #:\n"
|
|
)
|
|
|
|
output_code = (
|
|
"pass #:"
|
|
)
|
|
# fmt: on
|
|
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, output_code)
|
|
|
|
|
|
class TestPyReplOutput(ScreenEqualMixin, TestCase):
|
|
def prepare_reader(self, events):
|
|
console = FakeConsole(events)
|
|
config = ReadlineConfig(readline_completer=None)
|
|
reader = ReadlineAlikeReader(console=console, config=config)
|
|
reader.can_colorize = False
|
|
return reader
|
|
|
|
def test_stdin_is_tty(self):
|
|
# Used during test log analysis to figure out if a TTY was available.
|
|
try:
|
|
if os.isatty(sys.stdin.fileno()):
|
|
return
|
|
except OSError as ose:
|
|
self.skipTest(f"stdin tty check failed: {ose}")
|
|
else:
|
|
self.skipTest("stdin is not a tty")
|
|
|
|
def test_stdout_is_tty(self):
|
|
# Used during test log analysis to figure out if a TTY was available.
|
|
try:
|
|
if os.isatty(sys.stdout.fileno()):
|
|
return
|
|
except OSError as ose:
|
|
self.skipTest(f"stdout tty check failed: {ose}")
|
|
else:
|
|
self.skipTest("stdout is not a tty")
|
|
|
|
def test_basic(self):
|
|
reader = self.prepare_reader(code_to_events("1+1\n"))
|
|
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
|
|
def test_get_line_buffer_returns_str(self):
|
|
reader = self.prepare_reader(code_to_events("\n"))
|
|
wrapper = _ReadlineWrapper(f_in=None, f_out=None, reader=reader)
|
|
self.assertIs(type(wrapper.get_line_buffer()), str)
|
|
|
|
def test_multiline_edit(self):
|
|
events = itertools.chain(
|
|
code_to_events("def f():\n...\n\n"),
|
|
[
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
|
|
Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
|
|
Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
|
|
Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
|
|
Event(evt="key", data="g", raw=bytearray(b"g")),
|
|
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
|
|
Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
|
|
Event(evt="key", data="delete", raw=bytearray(b"\x7F")),
|
|
Event(evt="key", data="right", raw=bytearray(b"g")),
|
|
Event(evt="key", data="backspace", raw=bytearray(b"\x08")),
|
|
Event(evt="key", data="p", raw=bytearray(b"p")),
|
|
Event(evt="key", data="a", raw=bytearray(b"a")),
|
|
Event(evt="key", data="s", raw=bytearray(b"s")),
|
|
Event(evt="key", data="s", raw=bytearray(b"s")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
reader = self.prepare_reader(events)
|
|
|
|
output = multiline_input(reader)
|
|
expected = "def f():\n ...\n "
|
|
self.assertEqual(output, expected)
|
|
self.assert_screen_equal(reader, expected, clean=True)
|
|
output = multiline_input(reader)
|
|
expected = "def g():\n pass\n "
|
|
self.assertEqual(output, expected)
|
|
self.assert_screen_equal(reader, expected, clean=True)
|
|
|
|
def test_history_navigation_with_up_arrow(self):
|
|
events = itertools.chain(
|
|
code_to_events("1+1\n2+2\n"),
|
|
[
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
|
|
reader = self.prepare_reader(events)
|
|
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "2+2")
|
|
self.assert_screen_equal(reader, "2+2", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "2+2")
|
|
self.assert_screen_equal(reader, "2+2", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
|
|
def test_history_with_multiline_entries(self):
|
|
code = "def foo():\nx = 1\ny = 2\nz = 3\n\ndef bar():\nreturn 42\n\n"
|
|
events = list(itertools.chain(
|
|
code_to_events(code),
|
|
[
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
]
|
|
))
|
|
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
output = multiline_input(reader)
|
|
output = multiline_input(reader)
|
|
expected = "def foo():\n x = 1\n y = 2\n z = 3\n "
|
|
self.assert_screen_equal(reader, expected, clean=True)
|
|
self.assertEqual(output, expected)
|
|
|
|
|
|
def test_history_navigation_with_down_arrow(self):
|
|
events = itertools.chain(
|
|
code_to_events("1+1\n2+2\n"),
|
|
[
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
|
|
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
|
|
],
|
|
)
|
|
|
|
reader = self.prepare_reader(events)
|
|
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
|
|
def test_history_search(self):
|
|
events = itertools.chain(
|
|
code_to_events("1+1\n2+2\n3+3\n"),
|
|
[
|
|
Event(evt="key", data="\x12", raw=bytearray(b"\x12")),
|
|
Event(evt="key", data="1", raw=bytearray(b"1")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
|
|
reader = self.prepare_reader(events)
|
|
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "2+2")
|
|
self.assert_screen_equal(reader, "2+2", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "3+3")
|
|
self.assert_screen_equal(reader, "3+3", clean=True)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "1+1")
|
|
self.assert_screen_equal(reader, "1+1", clean=True)
|
|
|
|
def test_control_character(self):
|
|
events = code_to_events("c\x1d\n")
|
|
reader = self.prepare_reader(events)
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "c\x1d")
|
|
self.assert_screen_equal(reader, "c\x1d", clean=True)
|
|
|
|
def test_history_search_backward(self):
|
|
# Test <page up> history search backward with "imp" input
|
|
events = itertools.chain(
|
|
code_to_events("import os\n"),
|
|
code_to_events("imp"),
|
|
[
|
|
Event(evt='key', data='page up', raw=bytearray(b'\x1b[5~')),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
|
|
# fill the history
|
|
reader = self.prepare_reader(events)
|
|
multiline_input(reader)
|
|
|
|
# search for "imp" in history
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "import os")
|
|
self.assert_screen_equal(reader, "import os", clean=True)
|
|
|
|
def test_history_search_backward_empty(self):
|
|
# Test <page up> history search backward with an empty input
|
|
events = itertools.chain(
|
|
code_to_events("import os\n"),
|
|
[
|
|
Event(evt='key', data='page up', raw=bytearray(b'\x1b[5~')),
|
|
Event(evt="key", data="\n", raw=bytearray(b"\n")),
|
|
],
|
|
)
|
|
|
|
# fill the history
|
|
reader = self.prepare_reader(events)
|
|
multiline_input(reader)
|
|
|
|
# search backward in history
|
|
output = multiline_input(reader)
|
|
self.assertEqual(output, "import os")
|
|
self.assert_screen_equal(reader, "import os", clean=True)
|
|
|
|
|
|
class TestPyReplCompleter(TestCase):
|
|
def prepare_reader(self, events, namespace):
|
|
console = FakeConsole(events)
|
|
config = ReadlineConfig()
|
|
config.readline_completer = rlcompleter.Completer(namespace).complete
|
|
reader = ReadlineAlikeReader(console=console, config=config)
|
|
return reader
|
|
|
|
@patch("rlcompleter._readline_available", False)
|
|
def test_simple_completion(self):
|
|
events = code_to_events("os.getpid\t\n")
|
|
|
|
namespace = {"os": os}
|
|
reader = self.prepare_reader(events, namespace)
|
|
|
|
output = multiline_input(reader, namespace)
|
|
self.assertEqual(output, "os.getpid()")
|
|
|
|
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_up_down_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="down", raw=bytearray(b"\x1bOB")),
|
|
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)
|
|
|
|
|
|
@skipUnless(pty, "requires pty")
|
|
class TestDumbTerminal(ReplTestCase):
|
|
def test_dumb_terminal_exits_cleanly(self):
|
|
env = os.environ.copy()
|
|
env.update({"TERM": "dumb"})
|
|
output, exit_code = self.run_repl("exit()\n", env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("warning: can't use pyrepl", output)
|
|
self.assertNotIn("Exception", output)
|
|
self.assertNotIn("Traceback", output)
|
|
|
|
|
|
@skipUnless(pty, "requires pty")
|
|
@skipIf((os.environ.get("TERM") or "dumb") == "dumb", "can't use pyrepl in dumb terminal")
|
|
class TestMain(ReplTestCase):
|
|
def setUp(self):
|
|
# Cleanup from PYTHON* variables to isolate from local
|
|
# user settings, see #121359. Such variables should be
|
|
# added later in test methods to patched os.environ.
|
|
patcher = patch('os.environ', new=make_clean_env())
|
|
self.addCleanup(patcher.stop)
|
|
patcher.start()
|
|
|
|
@force_not_colorized
|
|
def test_exposed_globals_in_repl(self):
|
|
pre = "['__annotations__', '__builtins__'"
|
|
post = "'__loader__', '__name__', '__package__', '__spec__']"
|
|
output, exit_code = self.run_repl(["sorted(dir())", "exit()"])
|
|
if "can't use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
self.assertEqual(exit_code, 0)
|
|
|
|
# if `__main__` is not a file (impossible with pyrepl)
|
|
case1 = f"{pre}, '__doc__', {post}" in output
|
|
|
|
# if `__main__` is an uncached .py file (no .pyc)
|
|
case2 = f"{pre}, '__doc__', '__file__', {post}" in output
|
|
|
|
# if `__main__` is a cached .pyc file and the .py source exists
|
|
case3 = f"{pre}, '__cached__', '__doc__', '__file__', {post}" in output
|
|
|
|
# if `__main__` is a cached .pyc file but there's no .py source file
|
|
case4 = f"{pre}, '__cached__', '__doc__', {post}" in output
|
|
|
|
self.assertTrue(case1 or case2 or case3 or case4, output)
|
|
|
|
def _assertMatchOK(
|
|
self, var: str, expected: str | re.Pattern, actual: str
|
|
) -> None:
|
|
if isinstance(expected, re.Pattern):
|
|
self.assertTrue(
|
|
expected.match(actual),
|
|
f"{var}={actual} does not match {expected.pattern}",
|
|
)
|
|
else:
|
|
self.assertEqual(
|
|
actual,
|
|
expected,
|
|
f"expected {var}={expected}, got {var}={actual}",
|
|
)
|
|
|
|
@force_not_colorized
|
|
def _run_repl_globals_test(self, expectations, *, as_file=False, as_module=False):
|
|
clean_env = make_clean_env()
|
|
clean_env["NO_COLOR"] = "1" # force_not_colorized doesn't touch subprocesses
|
|
|
|
with tempfile.TemporaryDirectory() as td:
|
|
blue = pathlib.Path(td) / "blue"
|
|
blue.mkdir()
|
|
mod = blue / "calx.py"
|
|
mod.write_text("FOO = 42", encoding="utf-8")
|
|
commands = [
|
|
"print(f'^{" + var + "=}')" for var in expectations
|
|
] + ["exit()"]
|
|
if as_file and as_module:
|
|
self.fail("as_file and as_module are mutually exclusive")
|
|
elif as_file:
|
|
output, exit_code = self.run_repl(
|
|
commands,
|
|
cmdline_args=[str(mod)],
|
|
env=clean_env,
|
|
)
|
|
elif as_module:
|
|
output, exit_code = self.run_repl(
|
|
commands,
|
|
cmdline_args=["-m", "blue.calx"],
|
|
env=clean_env,
|
|
cwd=td,
|
|
)
|
|
else:
|
|
self.fail("Choose one of as_file or as_module")
|
|
|
|
if "can't use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
|
|
self.assertEqual(exit_code, 0)
|
|
for var, expected in expectations.items():
|
|
with self.subTest(var=var, expected=expected):
|
|
if m := re.search(rf"\^{var}=(.+?)[\r\n]", output):
|
|
self._assertMatchOK(var, expected, actual=m.group(1))
|
|
else:
|
|
self.fail(f"{var}= not found in output: {output!r}\n\n{output}")
|
|
|
|
self.assertNotIn("Exception", output)
|
|
self.assertNotIn("Traceback", output)
|
|
|
|
def test_inspect_keeps_globals_from_inspected_file(self):
|
|
expectations = {
|
|
"FOO": "42",
|
|
"__name__": "'__main__'",
|
|
"__package__": "None",
|
|
# "__file__" is missing in -i, like in the basic REPL
|
|
}
|
|
self._run_repl_globals_test(expectations, as_file=True)
|
|
|
|
def test_inspect_keeps_globals_from_inspected_module(self):
|
|
expectations = {
|
|
"FOO": "42",
|
|
"__name__": "'__main__'",
|
|
"__package__": "'blue'",
|
|
"__file__": re.compile(r"^'.*calx.py'$"),
|
|
}
|
|
self._run_repl_globals_test(expectations, as_module=True)
|
|
|
|
@force_not_colorized
|
|
def test_python_basic_repl(self):
|
|
env = os.environ.copy()
|
|
commands = ("from test.support import initialized_with_pyrepl\n"
|
|
"initialized_with_pyrepl()\n"
|
|
"exit()\n")
|
|
|
|
env.pop("PYTHON_BASIC_REPL", None)
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
if "can\'t use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("True", output)
|
|
self.assertNotIn("False", output)
|
|
self.assertNotIn("Exception", output)
|
|
self.assertNotIn("Traceback", output)
|
|
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("False", output)
|
|
self.assertNotIn("True", output)
|
|
self.assertNotIn("Exception", output)
|
|
self.assertNotIn("Traceback", output)
|
|
|
|
# The site module must not load _pyrepl if PYTHON_BASIC_REPL is set
|
|
commands = ("import sys\n"
|
|
"print('_pyrepl' in sys.modules)\n"
|
|
"exit()\n")
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("False", output)
|
|
self.assertNotIn("True", output)
|
|
self.assertNotIn("Exception", output)
|
|
self.assertNotIn("Traceback", output)
|
|
|
|
@force_not_colorized
|
|
def test_bad_sys_excepthook_doesnt_crash_pyrepl(self):
|
|
env = os.environ.copy()
|
|
commands = ("import sys\n"
|
|
"sys.excepthook = 1\n"
|
|
"1/0\n"
|
|
"exit()\n")
|
|
|
|
def check(output, exitcode):
|
|
self.assertIn("Error in sys.excepthook:", output)
|
|
self.assertEqual(output.count("'int' object is not callable"), 1)
|
|
self.assertIn("Original exception was:", output)
|
|
self.assertIn("division by zero", output)
|
|
self.assertEqual(exitcode, 0)
|
|
env.pop("PYTHON_BASIC_REPL", None)
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
if "can\'t use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
check(output, exit_code)
|
|
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
check(output, exit_code)
|
|
|
|
def test_not_wiping_history_file(self):
|
|
# skip, if readline module is not available
|
|
import_module('readline')
|
|
|
|
hfile = tempfile.NamedTemporaryFile(delete=False)
|
|
self.addCleanup(unlink, hfile.name)
|
|
env = os.environ.copy()
|
|
env["PYTHON_HISTORY"] = hfile.name
|
|
commands = "123\nspam\nexit()\n"
|
|
|
|
env.pop("PYTHON_BASIC_REPL", None)
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("123", output)
|
|
self.assertIn("spam", output)
|
|
self.assertNotEqual(pathlib.Path(hfile.name).stat().st_size, 0)
|
|
|
|
hfile.file.truncate()
|
|
hfile.close()
|
|
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("123", output)
|
|
self.assertIn("spam", output)
|
|
self.assertNotEqual(pathlib.Path(hfile.name).stat().st_size, 0)
|
|
|
|
@force_not_colorized
|
|
def test_correct_filename_in_syntaxerrors(self):
|
|
env = os.environ.copy()
|
|
commands = "a b c\nexit()\n"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
if "can't use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
self.assertIn("SyntaxError: invalid syntax", output)
|
|
self.assertIn("<python-input-0>", output)
|
|
commands = " b\nexit()\n"
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
self.assertIn("IndentationError: unexpected indent", output)
|
|
self.assertIn("<python-input-0>", output)
|
|
|
|
@force_not_colorized
|
|
def test_proper_tracebacklimit(self):
|
|
env = os.environ.copy()
|
|
for set_tracebacklimit in [True, False]:
|
|
commands = ("import sys\n" +
|
|
("sys.tracebacklimit = 1\n" if set_tracebacklimit else "") +
|
|
"def x1(): 1/0\n\n"
|
|
"def x2(): x1()\n\n"
|
|
"def x3(): x2()\n\n"
|
|
"x3()\n"
|
|
"exit()\n")
|
|
|
|
for basic_repl in [True, False]:
|
|
if basic_repl:
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
else:
|
|
env.pop("PYTHON_BASIC_REPL", None)
|
|
with self.subTest(set_tracebacklimit=set_tracebacklimit,
|
|
basic_repl=basic_repl):
|
|
output, exit_code = self.run_repl(commands, env=env)
|
|
if "can't use pyrepl" in output:
|
|
self.skipTest("pyrepl not available")
|
|
self.assertIn("in x1", output)
|
|
if set_tracebacklimit:
|
|
self.assertNotIn("in x2", output)
|
|
self.assertNotIn("in x3", output)
|
|
self.assertNotIn("in <module>", output)
|
|
else:
|
|
self.assertIn("in x2", output)
|
|
self.assertIn("in x3", output)
|
|
self.assertIn("in <module>", output)
|
|
|
|
def test_null_byte(self):
|
|
output, exit_code = self.run_repl("\x00\nexit()\n")
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertNotIn("TypeError", output)
|
|
|
|
def test_readline_history_file(self):
|
|
# skip, if readline module is not available
|
|
readline = import_module('readline')
|
|
if readline.backend != "editline":
|
|
self.skipTest("GNU readline is not affected by this issue")
|
|
|
|
with tempfile.NamedTemporaryFile() as hfile:
|
|
env = os.environ.copy()
|
|
env["PYTHON_HISTORY"] = hfile.name
|
|
|
|
env["PYTHON_BASIC_REPL"] = "1"
|
|
output, exit_code = self.run_repl("spam \nexit()\n", env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertIn("spam ", output)
|
|
self.assertNotEqual(pathlib.Path(hfile.name).stat().st_size, 0)
|
|
self.assertIn("spam\\040", pathlib.Path(hfile.name).read_text())
|
|
|
|
env.pop("PYTHON_BASIC_REPL", None)
|
|
output, exit_code = self.run_repl("exit\n", env=env)
|
|
self.assertEqual(exit_code, 0)
|
|
self.assertNotIn("\\040", pathlib.Path(hfile.name).read_text())
|
|
|
|
def test_keyboard_interrupt_after_isearch(self):
|
|
output, exit_code = self.run_repl(["\x12", "\x03", "exit"])
|
|
self.assertEqual(exit_code, 0)
|
|
|
|
def test_prompt_after_help(self):
|
|
output, exit_code = self.run_repl(["help", "q", "exit"])
|
|
|
|
# Regex pattern to remove ANSI escape sequences
|
|
ansi_escape = re.compile(r"(\x1B(=|>|(\[)[0-?]*[ -\/]*[@-~]))")
|
|
cleaned_output = ansi_escape.sub("", output)
|
|
self.assertEqual(exit_code, 0)
|
|
|
|
# Ensure that we don't see multiple prompts after exiting `help`
|
|
# Extra stuff (newline and `exit` rewrites) are necessary
|
|
# because of how run_repl works.
|
|
self.assertNotIn(">>> \n>>> >>>", cleaned_output)
|