Test_LoRaPHYAU915.cpp

00001 /*
00002  * Copyright (c) 2018, Arm Limited and affiliates
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  *     http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #include "gtest/gtest.h"
00019 #include "LoRaPHYAU915.h"
00020 
00021 #include "LoRaPHY_stub.h"
00022 
00023 class my_radio : public LoRaRadio
00024 {
00025 public:
00026 
00027     virtual void init_radio(radio_events_t *events){};
00028 
00029     virtual void radio_reset(){};
00030 
00031     virtual void sleep(void){};
00032 
00033     virtual void standby(void){};
00034 
00035     virtual void set_rx_config (radio_modems_t modem, uint32_t bandwidth,
00036                                    uint32_t datarate, uint8_t coderate,
00037                                    uint32_t bandwidth_afc, uint16_t preamble_len,
00038                                    uint16_t symb_timeout, bool fix_len,
00039                                    uint8_t payload_len,
00040                                    bool crc_on, bool freq_hop_on, uint8_t hop_period,
00041                                    bool iq_inverted, bool rx_continuous){};
00042 
00043     virtual void set_tx_config(radio_modems_t modem, int8_t power, uint32_t fdev,
00044                                   uint32_t bandwidth, uint32_t datarate,
00045                                   uint8_t coderate, uint16_t preamble_len,
00046                                   bool fix_len, bool crc_on, bool freq_hop_on,
00047                                   uint8_t hop_period, bool iq_inverted, uint32_t timeout){};
00048 
00049     virtual void send(uint8_t *buffer, uint8_t size){};
00050 
00051     virtual void receive(void){};
00052 
00053     virtual void set_channel(uint32_t freq){};
00054 
00055     virtual uint32_t random(void){};
00056 
00057     virtual uint8_t get_status(void){return uint8_value;};
00058 
00059     virtual void set_max_payload_length(radio_modems_t modem, uint8_t max){};
00060 
00061     virtual void set_public_network(bool enable){};
00062 
00063     virtual uint32_t time_on_air(radio_modems_t modem, uint8_t pkt_len){};
00064 
00065     virtual bool perform_carrier_sense(radio_modems_t modem,
00066                                            uint32_t freq,
00067                                            int16_t rssi_threshold,
00068                                            uint32_t max_carrier_sense_time){ return bool_value;};
00069 
00070     virtual void start_cad(void){};
00071 
00072     virtual bool check_rf_frequency(uint32_t frequency){ return bool_value; };
00073 
00074     virtual void set_tx_continuous_wave(uint32_t freq, int8_t power, uint16_t time){};
00075 
00076     virtual void lock(void){};
00077 
00078     virtual void unlock(void){};
00079 
00080     bool bool_value;
00081     uint8_t uint8_value;
00082 };
00083 
00084 class Test_LoRaPHYAU915 : public testing::Test {
00085 protected:
00086     LoRaPHYAU915 *object;
00087     my_radio radio;
00088 
00089     virtual void SetUp()
00090     {
00091         LoRaPHY_stub::radio = &radio;
00092         object = new LoRaPHYAU915();
00093     }
00094 
00095     virtual void TearDown()
00096     {
00097         LoRaPHY_stub::radio = NULL;
00098         delete object;
00099     }
00100 };
00101 
00102 TEST_F(Test_LoRaPHYAU915, constructor)
00103 {
00104     EXPECT_TRUE(object);
00105 }
00106 
00107 TEST_F(Test_LoRaPHYAU915, rx_config)
00108 {
00109     rx_config_params_t  p;
00110 
00111     radio.uint8_value = 1;
00112     EXPECT_TRUE(!object->rx_config(&p));
00113 
00114     radio.uint8_value = 0;
00115     p.is_repeater_supported  = true;
00116     EXPECT_TRUE(object->rx_config(&p));
00117 
00118     p.is_repeater_supported  = false;
00119     EXPECT_TRUE(object->rx_config(&p));
00120 }
00121 
00122 TEST_F(Test_LoRaPHYAU915, tx_config)
00123 {
00124     tx_config_params_t p;
00125     int8_t tx;
00126     lorawan_time_t time;
00127     p.tx_power = 9;
00128     EXPECT_TRUE(object->tx_config(&p, &tx, &time));
00129 }
00130 
00131 TEST_F(Test_LoRaPHYAU915, link_ADR_request)
00132 {
00133     adr_req_params_t params;
00134     int8_t dr_out;
00135     int8_t tx_power_out;
00136     uint8_t nb_rep_out;
00137     uint8_t nb_bytes_parsed;
00138 
00139     LoRaPHY_stub::uint8_value = 1;
00140     LoRaPHY_stub::ch_mask_value = 6;
00141     LoRaPHY_stub::adr_parse_count = 2;
00142     EXPECT_TRUE(1 == object->link_ADR_request(&params, &dr_out, &tx_power_out, &nb_rep_out, &nb_bytes_parsed));
00143 
00144     LoRaPHY_stub::adr_parse_count = 2;
00145     LoRaPHY_stub::ch_mask_value = 7;
00146     EXPECT_TRUE(1 == object->link_ADR_request(&params, &dr_out, &tx_power_out, &nb_rep_out, &nb_bytes_parsed));
00147 
00148     LoRaPHY_stub::adr_parse_count = 2;
00149     LoRaPHY_stub::ch_mask_value = 5;
00150     LoRaPHY_stub::uint8_value = 6;
00151     EXPECT_TRUE(6 == object->link_ADR_request(&params, &dr_out, &tx_power_out, &nb_rep_out, &nb_bytes_parsed));
00152 
00153     LoRaPHY_stub::adr_parse_count = 2;
00154     LoRaPHY_stub::ch_mask_value = 66;
00155     LoRaPHY_stub::uint8_value = 7;
00156     EXPECT_TRUE(7 == object->link_ADR_request(&params, &dr_out, &tx_power_out, &nb_rep_out, &nb_bytes_parsed));
00157 }
00158 
00159 TEST_F(Test_LoRaPHYAU915, accept_rx_param_setup_req)
00160 {
00161     rx_param_setup_req_t p;
00162     radio.bool_value = false;
00163     EXPECT_TRUE(0 == object->accept_rx_param_setup_req(&p));
00164 
00165     radio.bool_value = true;
00166     p.frequency = 923300000 - 1;
00167     EXPECT_TRUE(0 == object->accept_rx_param_setup_req(&p));
00168 
00169     radio.bool_value = true;
00170     p.frequency = 927500000 + 1;
00171     p.datarate = 6;
00172     LoRaPHY_stub::bool_counter = 0;
00173     LoRaPHY_stub::bool_table[0] = true;
00174     EXPECT_TRUE(2 == object->accept_rx_param_setup_req(&p));
00175 
00176     radio.bool_value = true;
00177     p.frequency = 923300000 + 600000;
00178     LoRaPHY_stub::bool_counter = 0;
00179     LoRaPHY_stub::bool_table[0] = true;
00180     LoRaPHY_stub::bool_table[1] = true;
00181     EXPECT_TRUE(7 == object->accept_rx_param_setup_req(&p));
00182 }
00183 
00184 TEST_F(Test_LoRaPHYAU915, get_alternate_DR)
00185 {
00186     EXPECT_TRUE(0 == object->get_alternate_DR(0));
00187 
00188     EXPECT_TRUE(6 == object->get_alternate_DR(1));
00189 }
00190 
00191 TEST_F(Test_LoRaPHYAU915, set_next_channel)
00192 {
00193     channel_selection_params_t params;
00194     uint8_t channel;
00195     lorawan_time_t time;
00196     lorawan_time_t timeoff;
00197 
00198     params.current_datarate = 6;
00199     params.aggregate_timeoff = 0;
00200     LoRaPHY_stub::uint8_value = 0;
00201     EXPECT_TRUE(LORAWAN_STATUS_NO_CHANNEL_FOUND == object->set_next_channel(&params, &channel, &time, &timeoff));
00202 
00203     radio.bool_value = false;
00204     params.aggregate_timeoff = 1;
00205     EXPECT_TRUE(LORAWAN_STATUS_DUTYCYCLE_RESTRICTED == object->set_next_channel(&params, &channel, &time, &timeoff));
00206 
00207     params.aggregate_timeoff = 0;
00208     LoRaPHY_stub::uint8_value = 1;
00209     EXPECT_TRUE(LORAWAN_STATUS_OK == object->set_next_channel(&params, &channel, &time, &timeoff));
00210 }
00211 
00212 TEST_F(Test_LoRaPHYAU915, apply_DR_offset)
00213 {
00214 //    { DR_8, DR_8, DR_8, DR_8, DR_8, DR_8 }, // DR_0
00215 //    { DR_9, DR_8, DR_8, DR_8, DR_8, DR_8 }, // DR_1
00216 //    { DR_10, DR_9, DR_8, DR_8, DR_8, DR_8 }, // DR_2
00217 //    { DR_11, DR_10, DR_9, DR_8, DR_8, DR_8 }, // DR_3
00218 //    { DR_12, DR_11, DR_10, DR_9, DR_8, DR_8 }, // DR_4
00219 //    { DR_13, DR_12, DR_11, DR_10, DR_9, DR_8 }, // DR_5
00220 //    { DR_13, DR_13, DR_12, DR_11, DR_10, DR_9 }, // DR_6
00221 
00222     for (int i = 0; i < 7; i++) {
00223         for (int j=0; j < 6; j++ ) {
00224             uint8_t val = 8 + i;
00225             val -= j;
00226             if (val > 13) val = 13;
00227             if (val < 8) val = 8;
00228             EXPECT_TRUE(val == object->apply_DR_offset(i, j));
00229         }
00230     }
00231 }