tests: lib: devicetree: api_ext: Add ADC_DT_SPEC with fallback tests

Add tests for the _OR variant sf the different ADC_DT_SPEC_GET macros.

Signed-off-by: Pieter De Gendt <[email protected]>

Author: pdgendt

tests/lib/devicetree/api_ext/src/main.c

@@ -17,6 +17,7 @@
 #define TEST_SRAM1 DT_NODELABEL(test_sram1)
 #define TEST_SRAM2 DT_NODELABEL(test_sram2)
 #define TEST_TEMP  DT_NODELABEL(test_temp_sensor)
+#define TEST_MISSING DT_NODELABEL(test_non_existing)
 
 ZTEST(devicetree_api_ext, test_linker_regions)
 {
@@ -56,6 +57,58 @@ ZTEST(devicetree_api_ext, test_adc_dt_spec)
 
 	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_IDX(0, 1);
 	zassert_equal(adc_spec.channel_id, 20, "");
+
+	/* ADC_DT_SPEC_GET_BY_NAME_OR */
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_NAME_OR(TEST_TEMP, ch1, {0});
+	zassert_equal(adc_spec.channel_id, 10, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_NAME_OR(TEST_TEMP, ch2, {0});
+	zassert_equal(adc_spec.channel_id, 20, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_NAME_OR(TEST_TEMP, ch3, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_NAME_OR(TEST_MISSING, ch1, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	/* ADC_DT_SPEC_INST_GET_BY_NAME_OR */
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_NAME_OR(0, ch1, {0});
+	zassert_equal(adc_spec.channel_id, 10, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_NAME_OR(0, ch2, {0});
+	zassert_equal(adc_spec.channel_id, 20, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_NAME_OR(0, ch3, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_NAME_OR(100, ch1, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	/* ADC_DT_SPEC_GET_BY_IDX_OR */
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_IDX_OR(TEST_TEMP, 0, {0});
+	zassert_equal(adc_spec.channel_id, 10, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_IDX_OR(TEST_TEMP, 1, {0});
+	zassert_equal(adc_spec.channel_id, 20, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_IDX_OR(TEST_TEMP, 2, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_GET_BY_IDX_OR(TEST_MISSING, 0, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	/* ADC_DT_SPEC_INST_GET_BY_IDX_OR */
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_IDX_OR(0, 0, {0});
+	zassert_equal(adc_spec.channel_id, 10, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_IDX_OR(0, 1, {0});
+	zassert_equal(adc_spec.channel_id, 20, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_IDX_OR(0, 2, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
+
+	adc_spec = (struct adc_dt_spec)ADC_DT_SPEC_INST_GET_BY_IDX_OR(100, 0, {0});
+	zassert_equal(adc_spec.channel_id, 0, "");
 }
 
 DEVICE_DT_DEFINE(DT_NODELABEL(test_mbox), NULL, NULL, NULL, NULL, POST_KERNEL, 90, NULL);