egutierrez
c7998de8bb
- config_from_env_py_infra: dataclass + field metadata, tipos str/int/float/bool/list - dotenv_load_py_infra: parser .env con semantica de no-sobreescritura - 15 tests unitarios Python, todos PASS - registry.db actualizado con fn index (685 funciones, 109 tipos) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
93 lines
2.3 KiB
Python
93 lines
2.3 KiB
Python
"""Tests para config_from_env."""
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import os
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from dataclasses import dataclass, field
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import pytest
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from config_from_env import config_from_env
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@dataclass
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class SimpleConfig:
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host: str = field(default="localhost", metadata={"env": "CFE_PY_HOST", "default": "localhost"})
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port: int = field(default=8080, metadata={"env": "CFE_PY_PORT", "default": "8080"})
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debug: bool = field(default=False, metadata={"env": "CFE_PY_DEBUG", "default": "false"})
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ratio: float = field(default=1.0, metadata={"env": "CFE_PY_RATIO", "default": "1.0"})
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tags: list = field(default_factory=list, metadata={"env": "CFE_PY_TAGS", "default": "a,b"})
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@dataclass
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class RequiredConfig:
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api_key: str = field(default="", metadata={"env": "CFE_PY_API_KEY", "required": True})
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def _clean(*keys: str) -> None:
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for k in keys:
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os.environ.pop(k, None)
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def test_populate_string_desde_env():
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os.environ["CFE_PY_HOST"] = "myhost"
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try:
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cfg = config_from_env(SimpleConfig)
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assert cfg.host == "myhost"
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finally:
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_clean("CFE_PY_HOST")
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def test_populate_int_con_conversion():
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os.environ["CFE_PY_PORT"] = "9090"
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try:
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cfg = config_from_env(SimpleConfig)
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assert cfg.port == 9090
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finally:
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_clean("CFE_PY_PORT")
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def test_populate_bool_true():
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os.environ["CFE_PY_DEBUG"] = "true"
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try:
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cfg = config_from_env(SimpleConfig)
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assert cfg.debug is True
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finally:
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_clean("CFE_PY_DEBUG")
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def test_populate_float_field():
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os.environ["CFE_PY_RATIO"] = "3.14"
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try:
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cfg = config_from_env(SimpleConfig)
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assert abs(cfg.ratio - 3.14) < 1e-9
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finally:
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_clean("CFE_PY_RATIO")
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def test_populate_list_comma_separated():
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os.environ["CFE_PY_TAGS"] = "x,y,z"
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try:
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cfg = config_from_env(SimpleConfig)
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assert cfg.tags == ["x", "y", "z"]
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finally:
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_clean("CFE_PY_TAGS")
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def test_default_usado_cuando_env_no_seteada():
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_clean("CFE_PY_PORT")
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cfg = config_from_env(SimpleConfig)
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assert cfg.port == 8080
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def test_required_sin_valor_lanza_error():
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_clean("CFE_PY_API_KEY")
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with pytest.raises(ValueError, match="required"):
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config_from_env(RequiredConfig)
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def test_no_dataclass_lanza_type_error():
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class NotADataclass:
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pass
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with pytest.raises(TypeError):
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config_from_env(NotADataclass)
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