36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
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"""Test that skills subparser doesn't conflict (regression test for #898)."""
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import argparse
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def test_no_duplicate_skills_subparser():
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"""Ensure 'skills' subparser is only registered once to avoid Python 3.11+ crash.
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Python 3.11 changed argparse to raise an exception on duplicate subparser
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names instead of silently overwriting (see CPython #94331).
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This test will fail with:
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argparse.ArgumentError: argument command: conflicting subparser: skills
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if the duplicate 'skills' registration is reintroduced.
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"""
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# Force fresh import of the module where parser is constructed
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# If there are duplicate 'skills' subparsers, this import will raise
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# argparse.ArgumentError at module load time
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import importlib
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import sys
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# Remove cached module if present
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if 'hermes_cli.main' in sys.modules:
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del sys.modules['hermes_cli.main']
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try:
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import hermes_cli.main # noqa: F401
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except argparse.ArgumentError as e:
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if "conflicting subparser" in str(e):
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raise AssertionError(
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f"Duplicate subparser detected: {e}. "
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"See issue #898 for details."
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) from e
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raise
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