[209] | 1 | #include "PubSubClient.h"
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| 2 | #include "ShimClient.h"
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| 3 | #include "Buffer.h"
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| 4 | #include "BDDTest.h"
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| 5 | #include "trace.h"
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| 6 |
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| 7 |
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| 8 | byte server[] = { 172, 16, 0, 2 };
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| 9 |
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| 10 | bool callback_called = false;
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| 11 | char lastTopic[1024];
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| 12 | char lastPayload[1024];
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| 13 | unsigned int lastLength;
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| 14 |
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| 15 | void reset_callback() {
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| 16 | callback_called = false;
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| 17 | lastTopic[0] = '\0';
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| 18 | lastPayload[0] = '\0';
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| 19 | lastLength = 0;
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| 20 | }
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| 21 |
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| 22 | void callback(char* topic, byte* payload, unsigned int length) {
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| 23 | callback_called = true;
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| 24 | strcpy(lastTopic,topic);
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| 25 | memcpy(lastPayload,payload,length);
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| 26 | lastLength = length;
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| 27 | }
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| 28 |
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| 29 | int test_receive_callback() {
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| 30 | IT("receives a callback message");
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| 31 | reset_callback();
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| 32 |
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| 33 | ShimClient shimClient;
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| 34 | shimClient.setAllowConnect(true);
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| 35 |
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| 36 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 37 | shimClient.respond(connack,4);
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| 38 |
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| 39 | PubSubClient client(server, 1883, callback, shimClient);
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| 40 | int rc = client.connect((char*)"client_test1");
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| 41 | IS_TRUE(rc);
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| 42 |
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| 43 | byte publish[] = {0x30,0xe,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 44 | shimClient.respond(publish,16);
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| 45 |
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| 46 | rc = client.loop();
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| 47 |
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| 48 | IS_TRUE(rc);
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| 49 |
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| 50 | IS_TRUE(callback_called);
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| 51 | IS_TRUE(strcmp(lastTopic,"topic")==0);
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| 52 | IS_TRUE(memcmp(lastPayload,"payload",7)==0);
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| 53 | IS_TRUE(lastLength == 7);
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| 54 |
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| 55 | IS_FALSE(shimClient.error());
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| 56 |
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| 57 | END_IT
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| 58 | }
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| 59 |
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| 60 | int test_receive_stream() {
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| 61 | IT("receives a streamed callback message");
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| 62 | reset_callback();
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| 63 |
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| 64 | Stream stream;
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| 65 | stream.expect((uint8_t*)"payload",7);
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| 66 |
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| 67 | ShimClient shimClient;
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| 68 | shimClient.setAllowConnect(true);
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| 69 |
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| 70 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 71 | shimClient.respond(connack,4);
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| 72 |
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| 73 | PubSubClient client(server, 1883, callback, shimClient, stream);
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| 74 | int rc = client.connect((char*)"client_test1");
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| 75 | IS_TRUE(rc);
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| 76 |
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| 77 | byte publish[] = {0x30,0xe,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 78 | shimClient.respond(publish,16);
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| 79 |
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| 80 | rc = client.loop();
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| 81 |
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| 82 | IS_TRUE(rc);
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| 83 |
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| 84 | IS_TRUE(callback_called);
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| 85 | IS_TRUE(strcmp(lastTopic,"topic")==0);
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| 86 | IS_TRUE(lastLength == 7);
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| 87 |
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| 88 | IS_FALSE(stream.error());
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| 89 | IS_FALSE(shimClient.error());
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| 90 |
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| 91 | END_IT
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| 92 | }
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| 93 |
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| 94 | int test_receive_max_sized_message() {
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| 95 | IT("receives an max-sized message");
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| 96 | reset_callback();
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| 97 |
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| 98 | ShimClient shimClient;
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| 99 | shimClient.setAllowConnect(true);
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| 100 |
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| 101 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 102 | shimClient.respond(connack,4);
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| 103 |
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| 104 | PubSubClient client(server, 1883, callback, shimClient);
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| 105 | int rc = client.connect((char*)"client_test1");
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| 106 | IS_TRUE(rc);
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| 107 |
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| 108 | int length = MQTT_MAX_PACKET_SIZE;
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| 109 | byte publish[] = {0x30,length-2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 110 | byte bigPublish[length];
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| 111 | memset(bigPublish,'A',length);
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| 112 | bigPublish[length] = 'B';
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| 113 | memcpy(bigPublish,publish,16);
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| 114 | shimClient.respond(bigPublish,length);
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| 115 |
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| 116 | rc = client.loop();
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| 117 |
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| 118 | IS_TRUE(rc);
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| 119 |
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| 120 | IS_TRUE(callback_called);
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| 121 | IS_TRUE(strcmp(lastTopic,"topic")==0);
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| 122 | IS_TRUE(lastLength == length-9);
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| 123 | IS_TRUE(memcmp(lastPayload,bigPublish+9,lastLength)==0);
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| 124 |
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| 125 | IS_FALSE(shimClient.error());
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| 126 |
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| 127 | END_IT
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| 128 | }
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| 129 |
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| 130 | int test_receive_oversized_message() {
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| 131 | IT("drops an oversized message");
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| 132 | reset_callback();
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| 133 |
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| 134 | ShimClient shimClient;
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| 135 | shimClient.setAllowConnect(true);
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| 136 |
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| 137 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 138 | shimClient.respond(connack,4);
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| 139 |
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| 140 | PubSubClient client(server, 1883, callback, shimClient);
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| 141 | int rc = client.connect((char*)"client_test1");
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| 142 | IS_TRUE(rc);
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| 143 |
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| 144 | int length = MQTT_MAX_PACKET_SIZE+1;
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| 145 | byte publish[] = {0x30,length-2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 146 | byte bigPublish[length];
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| 147 | memset(bigPublish,'A',length);
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| 148 | bigPublish[length] = 'B';
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| 149 | memcpy(bigPublish,publish,16);
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| 150 | shimClient.respond(bigPublish,length);
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| 151 |
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| 152 | rc = client.loop();
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| 153 |
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| 154 | IS_TRUE(rc);
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| 155 |
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| 156 | IS_FALSE(callback_called);
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| 157 |
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| 158 | IS_FALSE(shimClient.error());
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| 159 |
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| 160 | END_IT
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| 161 | }
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| 162 |
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| 163 | int test_receive_oversized_stream_message() {
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| 164 | IT("drops an oversized message");
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| 165 | reset_callback();
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| 166 |
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| 167 | Stream stream;
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| 168 |
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| 169 | ShimClient shimClient;
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| 170 | shimClient.setAllowConnect(true);
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| 171 |
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| 172 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 173 | shimClient.respond(connack,4);
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| 174 |
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| 175 | PubSubClient client(server, 1883, callback, shimClient, stream);
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| 176 | int rc = client.connect((char*)"client_test1");
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| 177 | IS_TRUE(rc);
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| 178 |
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| 179 | int length = MQTT_MAX_PACKET_SIZE+1;
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| 180 | byte publish[] = {0x30,length-2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 181 |
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| 182 | byte bigPublish[length];
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| 183 | memset(bigPublish,'A',length);
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| 184 | bigPublish[length] = 'B';
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| 185 | memcpy(bigPublish,publish,16);
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| 186 |
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| 187 | shimClient.respond(bigPublish,length);
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| 188 | stream.expect(bigPublish+9,length-9);
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| 189 |
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| 190 | rc = client.loop();
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| 191 |
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| 192 | IS_TRUE(rc);
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| 193 |
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| 194 | IS_TRUE(callback_called);
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| 195 | IS_TRUE(strcmp(lastTopic,"topic")==0);
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| 196 | IS_TRUE(lastLength == length-9);
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| 197 |
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| 198 | IS_FALSE(stream.error());
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| 199 | IS_FALSE(shimClient.error());
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| 200 |
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| 201 | END_IT
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| 202 | }
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| 203 |
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| 204 | int test_receive_qos1() {
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| 205 | IT("receives a qos1 message");
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| 206 | reset_callback();
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| 207 |
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| 208 | ShimClient shimClient;
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| 209 | shimClient.setAllowConnect(true);
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| 210 |
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| 211 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 212 | shimClient.respond(connack,4);
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| 213 |
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| 214 | PubSubClient client(server, 1883, callback, shimClient);
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| 215 | int rc = client.connect((char*)"client_test1");
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| 216 | IS_TRUE(rc);
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| 217 |
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| 218 | byte publish[] = {0x32,0x10,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x12,0x34,0x70,0x61,0x79,0x6c,0x6f,0x61,0x64};
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| 219 | shimClient.respond(publish,18);
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| 220 |
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| 221 | byte puback[] = {0x40,0x2,0x12,0x34};
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| 222 | shimClient.expect(puback,4);
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| 223 |
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| 224 | rc = client.loop();
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| 225 |
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| 226 | IS_TRUE(rc);
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| 227 |
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| 228 | IS_TRUE(callback_called);
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| 229 | IS_TRUE(strcmp(lastTopic,"topic")==0);
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| 230 | IS_TRUE(memcmp(lastPayload,"payload",7)==0);
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| 231 | IS_TRUE(lastLength == 7);
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| 232 |
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| 233 | IS_FALSE(shimClient.error());
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| 234 |
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| 235 | END_IT
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| 236 | }
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| 237 |
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| 238 | int main()
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| 239 | {
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| 240 | SUITE("Receive");
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| 241 | test_receive_callback();
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| 242 | test_receive_stream();
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| 243 | test_receive_max_sized_message();
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| 244 | test_receive_oversized_message();
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| 245 | test_receive_oversized_stream_message();
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| 246 | test_receive_qos1();
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| 247 |
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| 248 | FINISH
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| 249 | }
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