File: test_stderrprinter.py

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pypy3 7.3.19%2Bdfsg-2
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def app_test_stderrprinter():
    from __pypy__ import StdErrPrinter

    p = StdErrPrinter(2)
    assert repr(p).startswith("<StdErrPrinter(fd=2) object at")

    p.close()  # this should be a no-op
    p.flush()  # this should be a no-op
    assert p.fileno() == 2
    assert p.write('foo') == 3
    raises(TypeError, p.write, b'foo')

    assert not p.closed
    assert p.encoding is None
    assert p.mode == 'w'