1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
import unittest
from test.support import is_emscripten
if not is_emscripten:
raise unittest.SkipTest("Emscripten-only test")
from _testinternalcapi import emscripten_set_up_async_input_device
from pathlib import Path
class EmscriptenAsyncInputDeviceTest(unittest.TestCase):
def test_emscripten_async_input_device(self):
jspi_supported = emscripten_set_up_async_input_device()
p = Path("/dev/blah")
self.addCleanup(p.unlink)
if not jspi_supported:
with open(p, "r") as f:
self.assertRaises(OSError, f.readline)
return
with open(p, "r") as f:
for _ in range(10):
self.assertEqual(f.readline().strip(), "ab")
self.assertEqual(f.readline().strip(), "fi")
self.assertEqual(f.readline().strip(), "xy")
|
