tests: drivers: sensors: ALS

Added a new sensor test for ALS.

Signed-off-by: Rick Talbott <[email protected]>

Author: rtalbott-tmo

tests/drivers/sensor/als/CMakeLists.txt

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.20.0)
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(device)
+
+FILE(GLOB app_sources src/*.c)
+target_sources(app PRIVATE ${app_sources})

tests/drivers/sensor/als/boards/tmo_dev_edge.conf

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+# Copyright (c) 2023 T-Mobile
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_I2C=y
+CONFIG_SENSOR=y
+CONFIG_TSL2540=y

tests/drivers/sensor/als/boards/tmo_dev_edge.overlay

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+/* Copyright (c) 2023 T-Mobile
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/ {
+	aliases {
+		als-0 = &tsl2540_i2c;
+	};
+};
+
+&i2c0 {
+	status = "okay";
+	tsl2540_i2c: tsl2540@39 {
+		status = "okay";
+		compatible = "ams,tsl2540";
+		reg = <0x39 0x4>;
+	};
+};

tests/drivers/sensor/als/prj.conf

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+CONFIG_ZTEST=y
+CONFIG_ZTEST_NEW_API=y

tests/drivers/sensor/als/src/main.c

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+/*
+ * Copyright 2032 T-Mobile
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/**
+ * @defgroup driver_sensor_subsys_tests sensor_subsys
+ * @ingroup all_tests
+ * @{
+ * @}
+ */
+
+#include <zephyr/ztest.h>
+#include <zephyr/drivers/sensor.h>
+
+struct sensor_als_fixture {
+	const struct device *als_i2c;
+};
+
+static enum sensor_channel channel[] = {
+	SENSOR_CHAN_LIGHT,
+	SENSOR_CHAN_IR,
+};
+
+static void test_sensor_als_basic(const struct device *dev)
+{
+	zassert_equal(sensor_sample_fetch(dev), 0, "fail to fetch sample");
+
+	for (int i = 0; i < ARRAY_SIZE(channel); i++) {
+		struct sensor_value val;
+
+		zassert_ok(sensor_channel_get(dev, channel[i], &val),
+			   "fail to get channel");
+	}
+}
+
+/* Run all of our tests on an als device with the given label */
+static void run_tests_on_als(const struct device *als)
+{
+	zassert_true(device_is_ready(als), "als device is not ready");
+
+	PRINT("Running tests on '%s'\n", als->name);
+	k_object_access_grant(als, k_current_get());
+}
+
+
+ZTEST_USER_F(sensor_als, test_sensor_als_basic_i2c)
+{
+	if (fixture->als_i2c == NULL) {
+		ztest_test_skip();
+	}
+
+	run_tests_on_als(fixture->als_i2c);
+	test_sensor_als_basic(fixture->als_i2c);
+}
+
+static void *sensor_als_setup(void)
+{
+	static struct sensor_als_fixture fixture = {
+		.als_i2c = DEVICE_DT_GET_OR_NULL(DT_ALIAS(als_0))
+	};
+
+	return &fixture;
+}
+
+ZTEST_SUITE(sensor_als, NULL, sensor_als_setup, NULL, NULL, NULL);

tests/drivers/sensor/als/testcase.yaml

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+tests:
+  drivers.sensor.als:
+    tags:
+      - drivers
+      - sensor
+      - subsys
+    integration_platforms:
+      - tmo_dev_edge