[logger] Use the static ring buffer structure as its handle on ESP32 (#20129)

tests/component_tests/logger/test_logger.py

@@ -6,7 +6,11 @@ import re
 
 import pytest
 
+from esphome.components.logger import validate_task_log_buffer_alignment
+from esphome.config_validation import Invalid
+from esphome.const import PlatformFramework
 from esphome.core import CORE
+from tests.component_tests.types import SetCoreConfigCallable
 
 
 def test_logger_pre_setup_before_other_components(generate_main):
@@ -111,3 +115,26 @@ def test_flash_log_strings_default_does_not_warn(
     generate_main("tests/component_tests/logger/test_logger.yaml")
 
     assert "esp8266_store_log_strings_in_flash" not in caplog.text
+
+
+@pytest.mark.parametrize("value", [0, 640, 768, 32768])
+def test_task_log_buffer_size_aligned_on_esp32(
+    set_core_config: SetCoreConfigCallable, value: int
+) -> None:
+    set_core_config(PlatformFramework.ESP32_IDF)
+    assert validate_task_log_buffer_alignment(value) == value
+
+
+def test_task_log_buffer_size_unaligned_rejected_on_esp32(
+    set_core_config: SetCoreConfigCallable,
+) -> None:
+    set_core_config(PlatformFramework.ESP32_IDF)
+    with pytest.raises(Invalid, match="multiple of 4"):
+        validate_task_log_buffer_alignment(641)
+
+
+def test_task_log_buffer_size_unaligned_allowed_on_libretiny(
+    set_core_config: SetCoreConfigCallable,
+) -> None:
+    set_core_config(PlatformFramework.BK72XX_ARDUINO)
+    assert validate_task_log_buffer_alignment(641) == 641