mirror of
https://github.com/eclipse/paho.mqtt.cpp.git
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130 lines
4.1 KiB
C++
130 lines
4.1 KiB
C++
// test_subscribe_options.cpp
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//
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// Unit tests for the subscribe_options class in the Paho MQTT C++ library.
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//
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/*******************************************************************************
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* Copyright (c) 2025 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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* Frank Pagliughi
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* - initial implementation and documentation
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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/subscribe_options.h"
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using namespace mqtt;
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// The struct_id for the Paho C MQTTSubscribe_options struct.
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static constexpr const char* STRUCT_ID = "MQSO";
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/////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------
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// Test default constructor
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// ----------------------------------------------------------------------
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TEST_CASE("subscribe_options dflt ctor", "[options]")
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{
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subscribe_options opts;
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const auto& copts = opts.c_struct();
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REQUIRE(0 == memcmp(copts.struct_id, STRUCT_ID, 4));
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REQUIRE(0 == copts.noLocal);
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REQUIRE(0 == copts.retainAsPublished);
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REQUIRE(0 == copts.retainHandling);
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REQUIRE(!opts.get_no_local());
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REQUIRE(!opts.get_retain_as_published());
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REQUIRE(0 == opts.get_retain_handling());
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}
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// ----------------------------------------------------------------------
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// Test constructor
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// ----------------------------------------------------------------------
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TEST_CASE("subscribe_options ctor", "[options]")
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{
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subscribe_options opts{
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subscribe_options::NO_LOCAL,
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subscribe_options::RETAIN_AS_PUBLISHED,
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subscribe_options::DONT_SEND_RETAINED,
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};
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const auto& copts = opts.c_struct();
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REQUIRE(0 == memcmp(copts.struct_id, STRUCT_ID, 4));
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REQUIRE(0 != copts.noLocal);
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REQUIRE(0 != copts.retainAsPublished);
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REQUIRE(2 == copts.retainHandling);
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REQUIRE(opts.get_no_local());
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REQUIRE(opts.get_retain_as_published());
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REQUIRE(subscribe_options::DONT_SEND_RETAINED == opts.get_retain_handling());
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}
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// ----------------------------------------------------------------------
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// Test copy constructor
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// ----------------------------------------------------------------------
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TEST_CASE("subscribe_options copy ctor", "[options]")
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{
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subscribe_options org_opts{
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subscribe_options::NO_LOCAL,
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subscribe_options::RETAIN_AS_PUBLISHED,
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subscribe_options::DONT_SEND_RETAINED,
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};
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subscribe_options opts{org_opts};
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const auto& copts = opts.c_struct();
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REQUIRE(0 == memcmp(copts.struct_id, STRUCT_ID, 4));
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REQUIRE(0 != copts.noLocal);
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REQUIRE(0 != copts.retainAsPublished);
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REQUIRE(2 == copts.retainHandling);
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REQUIRE(opts.get_no_local());
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REQUIRE(opts.get_retain_as_published());
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REQUIRE(subscribe_options::DONT_SEND_RETAINED == opts.get_retain_handling());
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}
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// ----------------------------------------------------------------------
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// Test copy assignment
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// ----------------------------------------------------------------------
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TEST_CASE("subscribe_options copy assignment", "[options]")
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{
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subscribe_options org_opts{
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subscribe_options::NO_LOCAL,
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subscribe_options::RETAIN_AS_PUBLISHED,
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subscribe_options::DONT_SEND_RETAINED,
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};
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subscribe_options opts;
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opts = org_opts;
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const auto& copts = opts.c_struct();
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REQUIRE(0 == memcmp(copts.struct_id, STRUCT_ID, 4));
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REQUIRE(0 != copts.noLocal);
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REQUIRE(0 != copts.retainAsPublished);
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REQUIRE(2 == copts.retainHandling);
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REQUIRE(opts.get_no_local());
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REQUIRE(opts.get_retain_as_published());
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REQUIRE(subscribe_options::DONT_SEND_RETAINED == opts.get_retain_handling());
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}
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