lumiera_documentation/tests/core/steam/control/command-queue-test.cpp
Ichthyostega 9c74466778 Tests: build an link a test-support library
This is something I wanted to clean-up since a very long time indeed,
but always postponed it, since it requires a lot of nasty clean-up and disentangling....

Several parts had been stashed away into `src/lib/test`, which are not really related:
 * the testrunner and testsuite builder
 * generic helper utilities
 * specialised test-support facilities, e.g. the EventLog

This changeset introduces a new top-level test folder and a namespace `::test`
Code from this folder is linked into a shared library `libtestsupport.so`,
which resides in the linkage hierarchy between »Vessel« and »Vault«,
yet is no longer part of the Lumiera application and only linked into the test-suite.
2026-03-06 23:16:32 +01:00

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/*
CommandQueue(Test) - verify functionality of SteamDispatcher queue component
Copyright (C)
2016, Hermann Vosseler <Ichthyostega@web.de>
  **Lumiera** is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by the
  Free Software Foundation; either version 2 of the License, or (at your
  option) any later version. See the file COPYING for further details.
* *****************************************************************/
#include "test/run.hpp"
#include "steam/control/command-queue.hpp"
#include "steam/control/command-def.hpp"
#include "lib/symbol.hpp"
#include "lib/util.hpp"
#include "steam/control/test-dummy-commands.hpp"
namespace steam {
namespace control{
namespace test {
using lib::Symbol;
using util::isnil;
using LERR_(UNBOUND_ARGUMENTS);
namespace { // test fixture...
const Symbol COMMAND_1{"test.queue.command1"};
const Symbol COMMAND_3{"test.queue.command3"};
}//(End) test fixture
/******************************************************************************//**
* @test verify proper working of queue management used within SteamDispatcher.
* - can enqueue and dequeue command messages
* - handling of priority messages
* @see CommandQueue
* @see DispatcherLoop
* @see SteamDispatcher
* @see DispatcherLooper_test
*/
class CommandQueue_test : public Test
{
//------------------FIXTURE
public:
CommandQueue_test()
{
CommandDef (COMMAND_1)
.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt)
;
CommandDef (COMMAND_3)
.operation (command3::operate)
.captureUndo (command3::capture)
.undoOperation (command3::undoIt)
;
}
~CommandQueue_test()
{
Command::remove (COMMAND_1);
Command::remove (COMMAND_3);
}
//-------------(End)FIXTURE
virtual void
run (Arg)
{
verifyBasics();
verifyExecutabilityCheck();
}
void
verifyBasics()
{
Command com11 = Command(COMMAND_1).newInstance();
Command com12 = Command(COMMAND_1).newInstance();
com11.bind(42);
com12.bind(47);
CommandQueue queue;
CHECK (isnil(queue));
queue.feed (Command{com11});
queue.feed (Command{com12});
CHECK (2 == queue.size());
Command x = queue.pop();
CHECK (1 == queue.size());
CHECK (x == com11);
queue.clear();
CHECK (0 == queue.size());
CHECK (queue.empty());
}
void
verifyExecutabilityCheck()
{
Command com11 = Command(COMMAND_1).newInstance();
Command com12 = Command(COMMAND_1).newInstance();
com11.bind(42);
// NOT binding the second command...
CommandQueue queue;
queue.feed (Command{com11});
CHECK (1 == queue.size());
VERIFY_ERROR (UNBOUND_ARGUMENTS, queue.feed (Command{com12}));
CHECK (1 == queue.size());
queue.pop().execSync();
VERIFY_ERROR (UNBOUND_ARGUMENTS, com12.execSync());
}
};
/** Register this test class... */
LAUNCHER (CommandQueue_test, "unit controller");
}}} // namespace steam::control::test