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* chore(deps): update pre-commit hooks updates: - [github.com/psf/black: 23.1.0 → 23.3.0](https://github.com/psf/black/compare/23.1.0...23.3.0) - [github.com/Lucas-C/pre-commit-hooks: v1.4.2 → v1.5.1](https://github.com/Lucas-C/pre-commit-hooks/compare/v1.4.2...v1.5.1) - [github.com/charliermarsh/ruff-pre-commit: v0.0.254 → v0.0.260](https://github.com/charliermarsh/ruff-pre-commit/compare/v0.0.254...v0.0.260) - [github.com/PyCQA/pylint: v2.16.4 → v3.0.0a6](https://github.com/PyCQA/pylint/compare/v2.16.4...v3.0.0a6) - [github.com/pre-commit/mirrors-mypy: v1.0.1 → v1.1.1](https://github.com/pre-commit/mirrors-mypy/compare/v1.0.1...v1.1.1) - [github.com/codespell-project/codespell: v2.2.2 → v2.2.4](https://github.com/codespell-project/codespell/compare/v2.2.2...v2.2.4) - [github.com/pre-commit/mirrors-clang-format: v15.0.7 → v16.0.0](https://github.com/pre-commit/mirrors-clang-format/compare/v15.0.7...v16.0.0) * style: pre-commit fixes * style: fix issues * Update tests/test_call_policies.py * Update tests/test_call_policies.py * fix: ignore code in file * style: pre-commit fixes --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Henry Schreiner <HenrySchreinerIII@gmail.com>
292 lines
7.0 KiB
Python
292 lines
7.0 KiB
Python
from contextlib import redirect_stderr, redirect_stdout
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from io import StringIO
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from pybind11_tests import iostream as m
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def test_captured(capsys):
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msg = "I've been redirected to Python, I hope!"
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m.captured_output(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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m.captured_err(msg)
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stdout, stderr = capsys.readouterr()
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assert not stdout
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assert stderr == msg
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def test_captured_large_string(capsys):
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# Make this bigger than the buffer used on the C++ side: 1024 chars
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msg = "I've been redirected to Python, I hope!"
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msg = msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_2byte_offset0(capsys):
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msg = "\u07FF"
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msg = "" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_2byte_offset1(capsys):
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msg = "\u07FF"
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msg = "1" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_3byte_offset0(capsys):
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msg = "\uFFFF"
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msg = "" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_3byte_offset1(capsys):
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msg = "\uFFFF"
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msg = "1" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_3byte_offset2(capsys):
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msg = "\uFFFF"
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msg = "12" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_4byte_offset0(capsys):
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msg = "\U0010FFFF"
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msg = "" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_4byte_offset1(capsys):
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msg = "\U0010FFFF"
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msg = "1" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_4byte_offset2(capsys):
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msg = "\U0010FFFF"
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msg = "12" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_captured_utf8_4byte_offset3(capsys):
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msg = "\U0010FFFF"
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msg = "123" + msg * (1024 // len(msg) + 1)
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m.captured_output_default(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_guard_capture(capsys):
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msg = "I've been redirected to Python, I hope!"
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m.guard_output(msg)
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stdout, stderr = capsys.readouterr()
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assert stdout == msg
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assert not stderr
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def test_series_captured(capture):
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with capture:
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m.captured_output("a")
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m.captured_output("b")
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assert capture == "ab"
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def test_flush(capfd):
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msg = "(not flushed)"
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msg2 = "(flushed)"
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with m.ostream_redirect():
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m.noisy_function(msg, flush=False)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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m.noisy_function(msg2, flush=True)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg + msg2
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m.noisy_function(msg, flush=False)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg
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def test_not_captured(capfd):
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msg = "Something that should not show up in log"
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stream = StringIO()
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with redirect_stdout(stream):
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m.raw_output(msg)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg
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assert not stderr
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assert not stream.getvalue()
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stream = StringIO()
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with redirect_stdout(stream):
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m.captured_output(msg)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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assert not stderr
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assert stream.getvalue() == msg
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def test_err(capfd):
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msg = "Something that should not show up in log"
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stream = StringIO()
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with redirect_stderr(stream):
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m.raw_err(msg)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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assert stderr == msg
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assert not stream.getvalue()
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stream = StringIO()
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with redirect_stderr(stream):
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m.captured_err(msg)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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assert not stderr
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assert stream.getvalue() == msg
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def test_multi_captured(capfd):
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stream = StringIO()
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with redirect_stdout(stream):
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m.captured_output("a")
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m.raw_output("b")
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m.captured_output("c")
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m.raw_output("d")
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stdout, stderr = capfd.readouterr()
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assert stdout == "bd"
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assert stream.getvalue() == "ac"
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def test_dual(capsys):
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m.captured_dual("a", "b")
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stdout, stderr = capsys.readouterr()
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assert stdout == "a"
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assert stderr == "b"
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def test_redirect(capfd):
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msg = "Should not be in log!"
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stream = StringIO()
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with redirect_stdout(stream):
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m.raw_output(msg)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg
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assert not stream.getvalue()
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stream = StringIO()
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with redirect_stdout(stream), m.ostream_redirect():
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m.raw_output(msg)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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assert stream.getvalue() == msg
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stream = StringIO()
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with redirect_stdout(stream):
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m.raw_output(msg)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg
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assert not stream.getvalue()
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def test_redirect_err(capfd):
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msg = "StdOut"
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msg2 = "StdErr"
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stream = StringIO()
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with redirect_stderr(stream), m.ostream_redirect(stdout=False):
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m.raw_output(msg)
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m.raw_err(msg2)
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stdout, stderr = capfd.readouterr()
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assert stdout == msg
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assert not stderr
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assert stream.getvalue() == msg2
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def test_redirect_both(capfd):
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msg = "StdOut"
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msg2 = "StdErr"
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stream = StringIO()
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stream2 = StringIO()
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with redirect_stdout(stream), redirect_stderr(stream2), m.ostream_redirect():
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m.raw_output(msg)
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m.raw_err(msg2)
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stdout, stderr = capfd.readouterr()
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assert not stdout
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assert not stderr
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assert stream.getvalue() == msg
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assert stream2.getvalue() == msg2
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def test_threading():
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with m.ostream_redirect(stdout=True, stderr=False):
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# start some threads
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threads = []
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# start some threads
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for _j in range(20):
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threads.append(m.TestThread())
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# give the threads some time to fail
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threads[0].sleep()
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# stop all the threads
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for t in threads:
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t.stop()
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for t in threads:
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t.join()
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# if a thread segfaults, we don't get here
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assert True
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