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aentingeraentinger
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Adding test code for testing scenario where the number of encoded properties exceeds the capacity of the MQTT payload buffer
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‎extras/test/src/test_encode.cpp

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@@ -381,4 +381,71 @@ SCENARIO("Arduino Cloud Properties are encoded", "[ArduinoCloudThing::encode]")
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}
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/************************************************************************************/
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WHEN("The size of the encoded properties is exceeding the CBOR buffer size") {
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GIVEN("CloudProtocol::V2") {
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PropertyContainer property_container;
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String str_0("This string is 30 bytes long."),
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str_1("This string is 30 bytes long."),
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str_2("This string is 30 bytes long."),
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str_3("This string is 30 bytes long."),
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str_4("This string is 30 bytes long."),
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str_5("This string is 30 bytes long."),
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str_6("This string is 30 bytes long."),
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str_7("This string is 30 bytes long."),
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str_8("This string is 30 bytes long."),
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str_9("This string is 30 bytes long.");
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std::unique_ptr<Property> s0(new CloudWrapperString(str_0));
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std::unique_ptr<Property> s1(new CloudWrapperString(str_1));
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std::unique_ptr<Property> s2(new CloudWrapperString(str_2));
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std::unique_ptr<Property> s3(new CloudWrapperString(str_3));
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std::unique_ptr<Property> s4(new CloudWrapperString(str_4));
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std::unique_ptr<Property> s5(new CloudWrapperString(str_5));
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std::unique_ptr<Property> s6(new CloudWrapperString(str_6));
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std::unique_ptr<Property> s7(new CloudWrapperString(str_7));
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std::unique_ptr<Property> s8(new CloudWrapperString(str_8));
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std::unique_ptr<Property> s9(new CloudWrapperString(str_9));
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addPropertyToContainer(property_container, *s0, "str_0", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s1, "str_1", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s2, "str_2", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s3, "str_3", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s4, "str_4", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s5, "str_5", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s6, "str_6", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s7, "str_7", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s8, "str_8", Permission::ReadWrite);
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addPropertyToContainer(property_container, *s9, "str_9", Permission::ReadWrite);
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/* Due to the size if the encoded properties exceeding 256 bytes if encoded all at
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* once they are encoded in subsequent calls to CBOREncoder::encode.
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*/
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/* [{0: "str_0", 3: "This string is 30 bytes long."}, {0: "str_1", 3: "This string is 30 bytes long."}, {0: "str_2", 3: "This string is 30 bytes long."}, {0: "str_3", 3: "This string is 30 bytes long."}]
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* = 9F A2 00 65 73 74 72 5F 30 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 31 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 32 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 33 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E FF
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*/
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std::vector<uint8_t> const expected_1 = {0x9F, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x30, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x31, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x32, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x33, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xFF};
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std::vector<uint8_t> const actual_1 = cbor::encode(property_container);
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REQUIRE(actual_1 == expected_1);
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/* [{0: "str_4", 3: "This string is 30 bytes long."}, {0: "str_5", 3: "This string is 30 bytes long."}, {0: "str_6", 3: "This string is 30 bytes long."}, {0: "str_7", 3: "This string is 30 bytes long."}]
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* = 9F A2 00 65 73 74 72 5F 34 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 35 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 36 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 37 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E FF
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*/
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std::vector<uint8_t> const expected_2 = {0x9F, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x34, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x35, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x36, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x37, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xFF};
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std::vector<uint8_t> const actual_2 = cbor::encode(property_container);
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REQUIRE(actual_2 == expected_2);
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/* [{0: "str_8", 3: "This string is 30 bytes long."}, {0: "str_9", 3: "This string is 30 bytes long."}]
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* = 9F A2 00 65 73 74 72 5F 38 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E A2 00 65 73 74 72 5F 39 03 78 1D 54 68 69 73 20 73 74 72 69 6E 67 20 69 73 20 33 30 20 62 79 74 65 73 20 6C 6F 6E 67 2E FF
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*/
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std::vector<uint8_t> const expected_3 = {0x9F, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x38, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xA2, 0x00, 0x65, 0x73, 0x74, 0x72, 0x5F, 0x39, 0x03, 0x78, 0x1D, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x20, 0x69, 0x73, 0x20, 0x33, 0x30, 0x20, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x6C, 0x6F, 0x6E, 0x67, 0x2E, 0xFF};
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std::vector<uint8_t> const actual_3 = cbor::encode(property_container);
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REQUIRE(actual_2 == expected_2);
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}
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}
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/************************************************************************************/
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}

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