mirror of
https://github.com/eclipse/paho.mqtt.cpp.git
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94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
// test_exception_test.cpp
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//
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// Unit tests for the exception class in the Paho MQTT C++ library.
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//
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/*******************************************************************************
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* Copyright (c) 2016-2017 Guilherme M. Ferreira <guilherme.maciel.ferreira@gmail.com>
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* Copyright (c) 2020 Frank Pagliughi <fpagliughi@mindspring.com>
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*
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v2.0
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* and Eclipse Distribution License v1.0 which accompany this distribution.
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*
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* The Eclipse Public License is available at
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* http://www.eclipse.org/legal/epl-v20.html
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* and the Eclipse Distribution License is available at
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* http://www.eclipse.org/org/documents/edl-v10.php.
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*
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* Contributors:
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* Guilherme M. Ferreira - original CppUnit implementation and documentation
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* Frank Pagliughi - Conversion to Catch2 and expansion
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*******************************************************************************/
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#define UNIT_TESTS
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#include <cstring>
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#include "catch2_version.h"
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#include "mqtt/exception.h"
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using namespace mqtt;
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static const std::string ERR_MSG { "Some MQTT error" };
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// ----------------------------------------------------------------------
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// Test user constructor
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// ----------------------------------------------------------------------
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TEST_CASE("user constructor", "[exception]")
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{
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mqtt::exception ex1(MQTTASYNC_FAILURE);
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REQUIRE(MQTTASYNC_FAILURE == ex1.get_return_code());
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mqtt::exception ex2(MQTTASYNC_PERSISTENCE_ERROR);
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REQUIRE(MQTTASYNC_PERSISTENCE_ERROR == ex2.get_return_code());
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mqtt::exception ex3(MQTTASYNC_OPERATION_INCOMPLETE);
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REQUIRE(MQTTASYNC_OPERATION_INCOMPLETE == ex3.get_return_code());
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}
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// ----------------------------------------------------------------------
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// Test get_message()
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// ----------------------------------------------------------------------
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TEST_CASE("get message", "[exception]")
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{
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mqtt::exception ex(MQTTASYNC_FAILURE, ERR_MSG);
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REQUIRE(ERR_MSG == ex.get_message());
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}
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// ----------------------------------------------------------------------
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// Test get_return_code()
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// ----------------------------------------------------------------------
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TEST_CASE("get return code", "[exception]")
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{
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mqtt::exception ex1(MQTTASYNC_FAILURE);
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REQUIRE(MQTTASYNC_FAILURE == ex1.get_return_code());
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}
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// ----------------------------------------------------------------------
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// Test to string
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// ----------------------------------------------------------------------
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TEST_CASE("to_str", "[exception]")
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{
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mqtt::exception ex1(MQTTASYNC_FAILURE);
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std::string msg1 { "MQTT error [-1]" };
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REQUIRE(msg1 == ex1.to_string().substr(0, 15));
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}
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// ----------------------------------------------------------------------
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// Test what
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// ----------------------------------------------------------------------
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TEST_CASE("what", "[exception]")
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{
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mqtt::exception ex1(MQTTASYNC_FAILURE);
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const char *msg1 = "MQTT error [-1]";
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REQUIRE(memcmp(msg1, ex1.what(), 15) == 0);
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}
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