cpython/Lib/test/test_pyrepl/test_unix_console.py

315 lines
9.2 KiB
Python

import itertools
import sys
import unittest
from functools import partial
from unittest import TestCase
from unittest.mock import MagicMock, call, patch, ANY
from .support import handle_all_events, code_to_events
try:
from _pyrepl.console import Event
from _pyrepl.unix_console import UnixConsole
except ImportError:
pass
def unix_console(events, **kwargs):
console = UnixConsole()
console.get_event = MagicMock(side_effect=events)
height = kwargs.get("height", 25)
width = kwargs.get("width", 80)
console.getheightwidth = MagicMock(side_effect=lambda: (height, width))
console.prepare()
for key, val in kwargs.items():
setattr(console, key, val)
return console
handle_events_unix_console = partial(
handle_all_events,
prepare_console=partial(unix_console),
)
handle_events_narrow_unix_console = partial(
handle_all_events,
prepare_console=partial(unix_console, width=5),
)
handle_events_short_unix_console = partial(
handle_all_events,
prepare_console=partial(unix_console, height=1),
)
handle_events_unix_console_height_3 = partial(
handle_all_events, prepare_console=partial(unix_console, height=3)
)
TERM_CAPABILITIES = {
"bel": b"\x07",
"civis": b"\x1b[?25l",
"clear": b"\x1b[H\x1b[2J",
"cnorm": b"\x1b[?12l\x1b[?25h",
"cub": b"\x1b[%p1%dD",
"cub1": b"\x08",
"cud": b"\x1b[%p1%dB",
"cud1": b"\n",
"cuf": b"\x1b[%p1%dC",
"cuf1": b"\x1b[C",
"cup": b"\x1b[%i%p1%d;%p2%dH",
"cuu": b"\x1b[%p1%dA",
"cuu1": b"\x1b[A",
"dch1": b"\x1b[P",
"dch": b"\x1b[%p1%dP",
"el": b"\x1b[K",
"hpa": b"\x1b[%i%p1%dG",
"ich": b"\x1b[%p1%d@",
"ich1": None,
"ind": b"\n",
"pad": None,
"ri": b"\x1bM",
"rmkx": b"\x1b[?1l\x1b>",
"smkx": b"\x1b[?1h\x1b=",
}
@unittest.skipIf(sys.platform == "win32", "No Unix event queue on Windows")
@patch("_pyrepl.curses.tigetstr", lambda s: TERM_CAPABILITIES.get(s))
@patch(
"_pyrepl.curses.tparm",
lambda s, *args: s + b":" + b",".join(str(i).encode() for i in args),
)
@patch("_pyrepl.curses.setupterm", lambda a, b: None)
@patch(
"termios.tcgetattr",
lambda _: [
27394,
3,
19200,
536872399,
38400,
38400,
[
b"\x04",
b"\xff",
b"\xff",
b"\x7f",
b"\x17",
b"\x15",
b"\x12",
b"\x00",
b"\x03",
b"\x1c",
b"\x1a",
b"\x19",
b"\x11",
b"\x13",
b"\x16",
b"\x0f",
b"\x01",
b"\x00",
b"\x14",
b"\x00",
],
],
)
@patch("termios.tcsetattr", lambda a, b, c: None)
@patch("os.write")
class TestConsole(TestCase):
def test_simple_addition(self, _os_write):
code = "12+34"
events = code_to_events(code)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, b"1")
_os_write.assert_any_call(ANY, b"2")
_os_write.assert_any_call(ANY, b"+")
_os_write.assert_any_call(ANY, b"3")
_os_write.assert_any_call(ANY, b"4")
con.restore()
def test_wrap(self, _os_write):
code = "12+34"
events = code_to_events(code)
_, con = handle_events_narrow_unix_console(events)
_os_write.assert_any_call(ANY, b"1")
_os_write.assert_any_call(ANY, b"2")
_os_write.assert_any_call(ANY, b"+")
_os_write.assert_any_call(ANY, b"3")
_os_write.assert_any_call(ANY, b"\\")
_os_write.assert_any_call(ANY, b"\n")
_os_write.assert_any_call(ANY, b"4")
con.restore()
def test_cursor_left(self, _os_write):
code = "1"
events = itertools.chain(
code_to_events(code),
[Event(evt="key", data="left", raw=bytearray(b"\x1bOD"))],
)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cub"] + b":1")
con.restore()
def test_cursor_left_right(self, _os_write):
code = "1"
events = itertools.chain(
code_to_events(code),
[
Event(evt="key", data="left", raw=bytearray(b"\x1bOD")),
Event(evt="key", data="right", raw=bytearray(b"\x1bOC")),
],
)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cub"] + b":1")
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cuf"] + b":1")
con.restore()
def test_cursor_up(self, _os_write):
code = "1\n2+3"
events = itertools.chain(
code_to_events(code),
[Event(evt="key", data="up", raw=bytearray(b"\x1bOA"))],
)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cuu"] + b":1")
con.restore()
def test_cursor_up_down(self, _os_write):
code = "1\n2+3"
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")),
],
)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cuu"] + b":1")
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cud"] + b":1")
con.restore()
def test_cursor_back_write(self, _os_write):
events = itertools.chain(
code_to_events("1"),
[Event(evt="key", data="left", raw=bytearray(b"\x1bOD"))],
code_to_events("2"),
)
_, con = handle_events_unix_console(events)
_os_write.assert_any_call(ANY, b"1")
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["cub"] + b":1")
_os_write.assert_any_call(ANY, b"2")
con.restore()
def test_multiline_function_move_up_short_terminal(self, _os_write):
# fmt: off
code = (
"def f():\n"
" foo"
)
# fmt: on
events = itertools.chain(
code_to_events(code),
[
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
Event(evt="scroll", data=None),
],
)
_, con = handle_events_short_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["ri"] + b":")
con.restore()
def test_multiline_function_move_up_down_short_terminal(self, _os_write):
# fmt: off
code = (
"def f():\n"
" foo"
)
# fmt: on
events = itertools.chain(
code_to_events(code),
[
Event(evt="key", data="up", raw=bytearray(b"\x1bOA")),
Event(evt="scroll", data=None),
Event(evt="key", data="down", raw=bytearray(b"\x1bOB")),
Event(evt="scroll", data=None),
],
)
_, con = handle_events_short_unix_console(events)
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["ri"] + b":")
_os_write.assert_any_call(ANY, TERM_CAPABILITIES["ind"] + b":")
con.restore()
def test_resize_bigger_on_multiline_function(self, _os_write):
# fmt: off
code = (
"def f():\n"
" foo"
)
# fmt: on
events = itertools.chain(code_to_events(code))
reader, console = handle_events_short_unix_console(events)
console.height = 2
console.getheightwidth = MagicMock(lambda _: (2, 80))
def same_reader(_):
return reader
def same_console(events):
console.get_event = MagicMock(side_effect=events)
return console
_, con = handle_all_events(
[Event(evt="resize", data=None)],
prepare_reader=same_reader,
prepare_console=same_console,
)
_os_write.assert_has_calls(
[
call(ANY, TERM_CAPABILITIES["ri"] + b":"),
call(ANY, TERM_CAPABILITIES["cup"] + b":0,0"),
call(ANY, b"def f():"),
]
)
console.restore()
con.restore()
def test_resize_smaller_on_multiline_function(self, _os_write):
# fmt: off
code = (
"def f():\n"
" foo"
)
# fmt: on
events = itertools.chain(code_to_events(code))
reader, console = handle_events_unix_console_height_3(events)
console.height = 1
console.getheightwidth = MagicMock(lambda _: (1, 80))
def same_reader(_):
return reader
def same_console(events):
console.get_event = MagicMock(side_effect=events)
return console
_, con = handle_all_events(
[Event(evt="resize", data=None)],
prepare_reader=same_reader,
prepare_console=same_console,
)
_os_write.assert_has_calls(
[
call(ANY, TERM_CAPABILITIES["ind"] + b":"),
call(ANY, TERM_CAPABILITIES["cup"] + b":0,0"),
call(ANY, b" foo"),
]
)
console.restore()
con.restore()