[esp32] Fix strapping pin validation for P4 and H2 (#9980)

tests/component_tests/mipi_spi/conftest.py

@@ -0,0 +1,43 @@
+"""Tests for mpip_spi configuration validation."""
+
+from collections.abc import Callable, Generator
+
+import pytest
+
+from esphome import config_validation as cv
+from esphome.components.esp32 import KEY_ESP32, KEY_VARIANT, VARIANTS
+from esphome.components.esp32.gpio import validate_gpio_pin
+from esphome.const import CONF_INPUT, CONF_OUTPUT
+from esphome.core import CORE
+from esphome.pins import gpio_pin_schema
+
+
+@pytest.fixture
+def choose_variant_with_pins() -> Generator[Callable[[list], None]]:
+    """
+    Set the ESP32 variant for the given model based on pins. For ESP32 only since the other platforms
+    do not have variants.
+    """
+
+    def chooser(pins: list) -> None:
+        for v in VARIANTS:
+            try:
+                CORE.data[KEY_ESP32][KEY_VARIANT] = v
+                for pin in pins:
+                    if pin is not None:
+                        pin = gpio_pin_schema(
+                            {
+                                CONF_INPUT: True,
+                                CONF_OUTPUT: True,
+                            },
+                            internal=True,
+                        )(pin)
+                        validate_gpio_pin(pin)
+                return
+            except cv.Invalid:
+                continue
+        raise cv.Invalid(
+            f"No compatible variant found for pins: {', '.join(map(str, pins))}"
+        )
+
+    yield chooser