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fb78692f2a
* Fix _sitebuiltins * Fix test_inspect * Fix test_interpreters * Fix test_io * Fix test_iter * Fix test_json * Fix test_linecache * Fix test_lltrace * Fix test_logging * Fix logging
31 lines
1 KiB
Python
31 lines
1 KiB
Python
import os
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import textwrap
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import unittest
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from test.support import os_helper
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from test.support.script_helper import assert_python_ok
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class TestLLTrace(unittest.TestCase):
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def test_lltrace_does_not_crash_on_subscript_operator(self):
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# If this test fails, it will reproduce a crash reported as
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# bpo-34113. The crash happened at the command line console of
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# debug Python builds with __ltrace__ enabled (only possible in console),
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# when the interal Python stack was negatively adjusted
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with open(os_helper.TESTFN, 'w', encoding='utf-8') as fd:
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self.addCleanup(os_helper.unlink, os_helper.TESTFN)
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fd.write(textwrap.dedent("""\
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import code
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console = code.InteractiveConsole()
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console.push('__ltrace__ = 1')
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console.push('a = [1, 2, 3]')
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console.push('a[0] = 1')
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print('unreachable if bug exists')
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"""))
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assert_python_ok(os_helper.TESTFN)
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if __name__ == "__main__":
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unittest.main()
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