[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 | void callback(char* topic, byte* payload, unsigned int length) {
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| 11 | // handle message arrived
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| 12 | }
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| 13 |
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| 14 | int test_subscribe_no_qos() {
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| 15 | IT("subscribe without qos defaults to 0");
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| 16 | ShimClient shimClient;
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| 17 | shimClient.setAllowConnect(true);
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| 18 |
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| 19 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 20 | shimClient.respond(connack,4);
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| 21 |
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| 22 | PubSubClient client(server, 1883, callback, shimClient);
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| 23 | int rc = client.connect((char*)"client_test1");
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| 24 | IS_TRUE(rc);
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| 25 |
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| 26 | byte subscribe[] = { 0x82,0xa,0x0,0x2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x0 };
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| 27 | shimClient.expect(subscribe,12);
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| 28 | byte suback[] = { 0x90,0x3,0x0,0x2,0x0 };
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| 29 | shimClient.respond(suback,5);
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| 30 |
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| 31 | rc = client.subscribe((char*)"topic");
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| 32 | IS_TRUE(rc);
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| 33 |
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| 34 | IS_FALSE(shimClient.error());
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| 35 |
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| 36 | END_IT
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| 37 | }
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| 38 |
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| 39 | int test_subscribe_qos_1() {
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| 40 | IT("subscribes qos 1");
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| 41 | ShimClient shimClient;
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| 42 | shimClient.setAllowConnect(true);
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| 43 |
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| 44 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 45 | shimClient.respond(connack,4);
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| 46 |
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| 47 | PubSubClient client(server, 1883, callback, shimClient);
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| 48 | int rc = client.connect((char*)"client_test1");
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| 49 | IS_TRUE(rc);
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| 50 |
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| 51 | byte subscribe[] = { 0x82,0xa,0x0,0x2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63,0x1 };
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| 52 | shimClient.expect(subscribe,12);
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| 53 | byte suback[] = { 0x90,0x3,0x0,0x2,0x1 };
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| 54 | shimClient.respond(suback,5);
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| 55 |
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| 56 | rc = client.subscribe((char*)"topic",1);
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| 57 | IS_TRUE(rc);
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| 58 |
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| 59 | IS_FALSE(shimClient.error());
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| 60 |
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| 61 | END_IT
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| 62 | }
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| 63 |
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| 64 | int test_subscribe_not_connected() {
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| 65 | IT("subscribe fails when not connected");
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| 66 | ShimClient shimClient;
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| 67 |
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| 68 | PubSubClient client(server, 1883, callback, shimClient);
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| 69 |
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| 70 | int rc = client.subscribe((char*)"topic");
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| 71 | IS_FALSE(rc);
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| 72 |
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| 73 | IS_FALSE(shimClient.error());
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| 74 |
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| 75 | END_IT
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| 76 | }
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| 77 |
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| 78 | int test_subscribe_invalid_qos() {
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| 79 | IT("subscribe fails with invalid qos values");
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| 80 | ShimClient shimClient;
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| 81 | shimClient.setAllowConnect(true);
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| 82 |
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| 83 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 84 | shimClient.respond(connack,4);
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| 85 |
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| 86 | PubSubClient client(server, 1883, callback, shimClient);
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| 87 | int rc = client.connect((char*)"client_test1");
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| 88 | IS_TRUE(rc);
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| 89 |
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| 90 | rc = client.subscribe((char*)"topic",2);
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| 91 | IS_FALSE(rc);
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| 92 | rc = client.subscribe((char*)"topic",254);
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| 93 | IS_FALSE(rc);
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| 94 |
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| 95 | IS_FALSE(shimClient.error());
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| 96 |
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| 97 | END_IT
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| 98 | }
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| 99 |
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| 100 | int test_subscribe_too_long() {
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| 101 | IT("subscribe fails with too long topic");
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| 102 | ShimClient shimClient;
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| 103 | shimClient.setAllowConnect(true);
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| 104 |
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| 105 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 106 | shimClient.respond(connack,4);
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| 107 |
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| 108 | PubSubClient client(server, 1883, callback, shimClient);
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| 109 | int rc = client.connect((char*)"client_test1");
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| 110 | IS_TRUE(rc);
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| 111 |
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| 112 | // max length should be allowed
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| 113 | // 0 1 2 3 4 5 6 7 8 9 0 1 2
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| 114 | rc = client.subscribe((char*)"12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789");
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| 115 | IS_TRUE(rc);
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| 116 |
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| 117 | // 0 1 2 3 4 5 6 7 8 9 0 1 2
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| 118 | rc = client.subscribe((char*)"123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890");
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| 119 | IS_FALSE(rc);
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| 120 |
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| 121 | IS_FALSE(shimClient.error());
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| 122 |
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| 123 | END_IT
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| 124 | }
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| 125 |
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| 126 |
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| 127 | int test_unsubscribe() {
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| 128 | IT("unsubscribes");
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| 129 | ShimClient shimClient;
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| 130 | shimClient.setAllowConnect(true);
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| 131 |
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| 132 | byte connack[] = { 0x20, 0x02, 0x00, 0x00 };
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| 133 | shimClient.respond(connack,4);
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| 134 |
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| 135 | PubSubClient client(server, 1883, callback, shimClient);
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| 136 | int rc = client.connect((char*)"client_test1");
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| 137 | IS_TRUE(rc);
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| 138 |
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| 139 | byte unsubscribe[] = { 0xA2,0x9,0x0,0x2,0x0,0x5,0x74,0x6f,0x70,0x69,0x63 };
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| 140 | shimClient.expect(unsubscribe,12);
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| 141 | byte unsuback[] = { 0xB0,0x2,0x0,0x2 };
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| 142 | shimClient.respond(unsuback,4);
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| 143 |
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| 144 | rc = client.unsubscribe((char*)"topic");
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| 145 | IS_TRUE(rc);
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| 146 |
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| 147 | IS_FALSE(shimClient.error());
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| 148 |
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| 149 | END_IT
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| 150 | }
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| 151 |
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| 152 | int test_unsubscribe_not_connected() {
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| 153 | IT("unsubscribe fails when not connected");
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| 154 | ShimClient shimClient;
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| 155 |
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| 156 | PubSubClient client(server, 1883, callback, shimClient);
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| 157 |
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| 158 | int rc = client.unsubscribe((char*)"topic");
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| 159 | IS_FALSE(rc);
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| 160 |
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| 161 | IS_FALSE(shimClient.error());
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| 162 |
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| 163 | END_IT
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| 164 | }
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| 165 |
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| 166 | int main()
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| 167 | {
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| 168 | SUITE("Subscribe");
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| 169 | test_subscribe_no_qos();
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| 170 | test_subscribe_qos_1();
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| 171 | test_subscribe_not_connected();
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| 172 | test_subscribe_invalid_qos();
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| 173 | test_subscribe_too_long();
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| 174 | test_unsubscribe();
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| 175 | test_unsubscribe_not_connected();
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| 176 | FINISH
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| 177 | }
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