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bpo-40280: Skip dysfunctional pipe tests on Emscripten (GH-31770) #31770

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Merged
merged 1 commit into from
Mar 8, 2022
Merged

bpo-40280: Skip dysfunctional pipe tests on Emscripten (GH-31770) #31770

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12 changes: 12 additions & 0 deletions Lib/test/test_io.py
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Original file line number Diff line number Diff line change
Expand Up @@ -426,6 +426,9 @@ def test_invalid_operations(self):
self.assertRaises(exc, fp.seek, 1, self.SEEK_CUR)
self.assertRaises(exc, fp.seek, -1, self.SEEK_END)

@unittest.skipIf(
support.is_emscripten, "fstat() of a pipe fd is not supported"
)
def test_optional_abilities(self):
# Test for OSError when optional APIs are not supported
# The purpose of this test is to try fileno(), reading, writing and
Expand Down Expand Up @@ -3971,6 +3974,9 @@ def test_removed_u_mode(self):
self.open(os_helper.TESTFN, mode)
self.assertIn('invalid mode', str(cm.exception))

@unittest.skipIf(
support.is_emscripten, "fstat() of a pipe fd is not supported"
)
def test_open_pipe_with_append(self):
# bpo-27805: Ignore ESPIPE from lseek() in open().
r, w = os.pipe()
Expand Down Expand Up @@ -4134,9 +4140,15 @@ def test_pickling(self):
with self.open(os_helper.TESTFN, **kwargs) as f:
self.assertRaises(TypeError, pickle.dumps, f, protocol)

@unittest.skipIf(
support.is_emscripten, "fstat() of a pipe fd is not supported"
)
def test_nonblock_pipe_write_bigbuf(self):
self._test_nonblock_pipe_write(16*1024)

@unittest.skipIf(
support.is_emscripten, "fstat() of a pipe fd is not supported"
)
def test_nonblock_pipe_write_smallbuf(self):
self._test_nonblock_pipe_write(1024)

Expand Down