Add API re_6_data_invalid (#61)

ruuvi · Jul 23, 2024 · f5e242b · f5e242b
1 parent 360f4d7
commit f5e242b
Show file tree

Hide file tree

Showing 3 changed files with 58 additions and 0 deletions.
diff --git a/src/ruuvi_endpoint_6.c b/src/ruuvi_endpoint_6.c
@@ -435,4 +435,23 @@ re_status_t re_6_decode (const uint8_t * const p_buffer, re_6_data_t * const p_d
     return result;
 }
 
+re_6_data_t re_6_data_invalid (const uint16_t measurement_cnt, const uint64_t radio_mac)
+{
+    const re_6_data_t data =
+    {
+        .pm1p0_ppm         = NAN,
+        .pm2p5_ppm         = NAN,
+        .pm4p0_ppm         = NAN,
+        .pm10p0_ppm        = NAN,
+        .co2               = NAN,
+        .humidity_rh       = NAN,
+        .voc_index         = NAN,
+        .nox_index         = NAN,
+        .temperature_c     = NAN,
+        .measurement_count = measurement_cnt,
+        .address           = radio_mac,
+    };
+    return data;
+}
+
 #endif
diff --git a/src/ruuvi_endpoint_6.h b/src/ruuvi_endpoint_6.h
@@ -166,4 +166,12 @@ bool re_6_check_format (const uint8_t * const p_buffer);
  */
 re_status_t re_6_decode (const uint8_t * const p_buffer, re_6_data_t * const p_data);
 
+/**
+ * @brief Create invalid Ruuvi DF6 data.
+ * @param measurement_cnt Running counter of measurement.
+ * @param radio_mac BLE address of device.
+ * @return /ref re_6_data_t with all values set to NAN.
+ */
+re_6_data_t re_6_data_invalid (const uint16_t measurement_cnt, const uint64_t radio_mac);
+
 #endif
diff --git a/test/test_ruuvi_endpoint_6.c b/test/test_ruuvi_endpoint_6.c
@@ -362,3 +362,34 @@ void test_ruuvi_endpoint_6_check_format_fail (void)
     const uint8_t raw_buf_byte0[31] = {0x03, 0x01, 0x04, 0x1B, 0xFF, 0x99, 0x04, 0x06};
     TEST_ASSERT_FALSE (re_6_check_format (raw_buf_byte0));
 }
+
+void test_re_6_data_invalid (void)
+{
+    const uint16_t measurement_cnt = 123;
+    const uint64_t radio_mac = 0xCBB8334C884FULL;
+    const re_6_data_t data = re_6_data_invalid (measurement_cnt, radio_mac);
+    static const re_6_data_t m_re_6_data_invalid =
+    {
+        .pm1p0_ppm = NAN,
+        .pm2p5_ppm = NAN,
+        .pm4p0_ppm = NAN,
+        .pm10p0_ppm = NAN,
+        .co2 = NAN,
+        .humidity_rh = NAN,
+        .voc_index = NAN,
+        .nox_index = NAN,
+        .temperature_c = NAN,
+        .measurement_count = 65535,
+        .address = 0xFFFFFFFFFFFF,
+    };
+    TEST_ASSERT_EQUAL (data.measurement_count, measurement_cnt);
+    TEST_ASSERT_EQUAL (data.address, radio_mac);
+    TEST_ASSERT_TRUE (isnan (data.pm1p0_ppm));
+    TEST_ASSERT_TRUE (isnan (data.pm1p0_ppm));
+    TEST_ASSERT_TRUE (isnan (data.pm1p0_ppm));
+    TEST_ASSERT_TRUE (isnan (data.co2));
+    TEST_ASSERT_TRUE (isnan (data.humidity_rh));
+    TEST_ASSERT_TRUE (isnan (data.voc_index));
+    TEST_ASSERT_TRUE (isnan (data.nox_index));
+    TEST_ASSERT_TRUE (isnan (data.temperature_c));
+}