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esphome/tests/unit_tests/components/test_espnow.py
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Python

"""Tests for the espnow component's final validation."""
import pytest
from esphome.components.esp32.const import (
VARIANT_ESP32C3,
VARIANT_ESP32H2,
VARIANT_ESP32P4,
)
from esphome.components.espnow import _validate_variant
import esphome.config_validation as cv
import esphome.final_validate as fv
from esphome.types import ConfigType
def _run(
monkeypatch, variant: str, full_config: dict, config: ConfigType
) -> ConfigType:
monkeypatch.setattr("esphome.components.espnow.get_esp32_variant", lambda: variant)
token = fv.full_config.set(full_config)
try:
return _validate_variant(config)
finally:
fv.full_config.reset(token)
def test_variant_with_native_wifi_passes(monkeypatch) -> None:
"""A variant with a native Wi-Fi PHY needs no shim; config passes through."""
config = {"id": "espnow"}
assert _run(monkeypatch, VARIANT_ESP32C3, {}, config) is config
def test_radioless_non_p4_variant_rejected(monkeypatch) -> None:
"""Radio-less variants without any ESP-NOW path are rejected outright."""
with pytest.raises(cv.Invalid, match="not supported"):
_run(monkeypatch, VARIANT_ESP32H2, {}, {})
def test_p4_without_esp32_hosted_rejected(monkeypatch) -> None:
"""The P4 needs the esp32_hosted shim to supply the esp_now_* symbols."""
with pytest.raises(cv.Invalid, match="esp32_hosted"):
_run(monkeypatch, VARIANT_ESP32P4, {}, {})
def test_p4_with_esp32_hosted_passes(monkeypatch) -> None:
"""The P4 with esp32_hosted present validates; config passes through."""
config = {"id": "espnow"}
assert _run(monkeypatch, VARIANT_ESP32P4, {"esp32_hosted": {}}, config) is config