mirror of
https://github.com/mihakralj/QuanTAlib.git
synced 2026-07-28 01:37:43 +00:00
Miha Kralj
46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
"""test_compat.py — pandas-ta compatibility alias tests."""
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from __future__ import annotations
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import pytest
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from quantalib._compat import ALIASES, get_compat
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class TestAliases:
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"""Validate ALIASES mapping and get_compat resolution."""
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def test_aliases_is_dict(self) -> None:
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assert isinstance(ALIASES, dict)
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assert len(ALIASES) > 0
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def test_all_aliases_are_strings(self) -> None:
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for key, val in ALIASES.items():
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assert isinstance(key, str), f"Key {key!r} is not str"
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assert isinstance(val, str), f"Value {val!r} for key {key!r} is not str"
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@pytest.mark.parametrize(
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"alias,target",
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[
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("midprice", "medprice"),
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("momentum", "mom"),
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("simple_moving_average", "sma"),
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("true_range", "tr"),
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("on_balance_volume", "obv"),
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("bollinger_bands", "bbands"),
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("z_score", "zscore"),
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],
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)
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def test_known_aliases(self, alias: str, target: str) -> None:
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assert ALIASES[alias] == target
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def test_get_compat_unknown_returns_none(self) -> None:
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result = get_compat("nonexistent_indicator_xyz")
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assert result is None
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def test_get_compat_known_returns_callable(self) -> None:
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fn = get_compat("simple_moving_average")
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# May be None if native lib not available, but function itself resolves
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# We just test the lookup mechanism works
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if fn is not None:
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assert callable(fn)
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