Ichthyostega
ada5cefaaf
the buildsystem will now pick up and link all test cases according to the layer, e.g. backend tests will automatically be linked against the backend + library solely.
240 lines
8.2 KiB
C++
240 lines
8.2 KiB
C++
/*
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CommandRegistry(Test) - verify command registration and allocation
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Copyright (C) Lumiera.org
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2009, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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#include "lib/test/run.hpp"
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#include "lib/test/test-helper.hpp"
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#include "proc/control/command-def.hpp"
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#include "proc/control/command-registry.hpp"
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#include "lib/symbol.hpp"
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#include "lib/util.hpp"
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#include "proc/control/test-dummy-commands.hpp"
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#include <tr1/functional>
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namespace proc {
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namespace control {
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namespace test {
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using std::tr1::function;
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using util::isSameObject;
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using lib::Symbol;
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namespace { // test data and helpers...
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Symbol TEST_CMD = "test.command1.1";
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Symbol TEST_CMD2 = "test.command1.2";
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}
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/*******************************************************************************
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* @test verify sane behaviour of the relevant operations on the CommandRegistry
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* interface. Add/remove a command instance to the index, allocate an
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* CommandImpl frame and verify it is removed properly on ref count zero.
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* @note this test covers the internal bits of functionality,
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* not the behaviour of the (integrated) command framework
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*
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* @see Command
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* @see CommandRegistry
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* @see command.cpp
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* @see command-use1-test.cpp
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*/
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class CommandRegistry_test : public Test
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{
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uint cnt_defs;
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uint cnt_inst;
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virtual void
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run (Arg)
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{
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CommandRegistry& registry = CommandRegistry::instance();
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CHECK (®istry);
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cnt_defs = registry.index_size();
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cnt_inst = registry.instance_count();
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// prepare a command definition (prototype)
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CommandDef (TEST_CMD)
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.operation (command1::operate)
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.captureUndo (command1::capture)
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.undoOperation (command1::undoIt)
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.bind(123);
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// this command definition is
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// represented internally by a prototype instance
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CHECK (++cnt_inst == registry.instance_count());
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CHECK (++cnt_defs == registry.index_size());
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checkRegistration (registry);
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checkAllocation(registry);
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CHECK (cnt_inst == registry.instance_count());
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CHECK (cnt_defs == registry.index_size());
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Command::remove (TEST_CMD);
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CHECK (--cnt_inst == registry.instance_count());
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}
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/** @test verify the index operation.
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* Add, search, remove, store copy.
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*/
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void
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checkRegistration (CommandRegistry& registry)
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{
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CHECK (cnt_inst == registry.instance_count());
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Command cmd1 = registry.queryIndex (TEST_CMD);
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CHECK (cmd1);
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CHECK (TEST_CMD == registry.findDefinition(cmd1));
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Command nonexistant = registry.queryIndex("miraculous");
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CHECK (!nonexistant);
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// now create a clone, registered under a different ID
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Command cmd2 = cmd1.storeDef(TEST_CMD2);
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CHECK (cmd2 == cmd1);
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cmd2.bind(54321);
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CHECK (cmd2 != cmd1);
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// this created exactly one additional instance allocation:
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CHECK (1+cnt_inst == registry.instance_count());
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CHECK (1+cnt_defs == registry.index_size());
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// ...and another index entry
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Command cmdX = registry.queryIndex(TEST_CMD2);
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CHECK (cmdX == cmd2);
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CHECK (cmdX != cmd1);
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CHECK (registry.remove(TEST_CMD2));
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CHECK (!registry.queryIndex(TEST_CMD2));
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CHECK (cnt_defs == registry.index_size()); // removed from index
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CHECK (1+cnt_inst == registry.instance_count()); //...but still alive
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// create a new registration..
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registry.track(TEST_CMD2, cmd2);
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CHECK (registry.queryIndex(TEST_CMD2));
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CHECK (1+cnt_defs == registry.index_size()); // again holding two distinct entries
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CHECK (cmdX == cmd2);
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CHECK (cmdX != cmd1);
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CHECK (TEST_CMD == registry.findDefinition(cmd1));
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CHECK (TEST_CMD2 == registry.findDefinition(cmd2));
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CHECK (TEST_CMD2 == registry.findDefinition(cmdX));
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CHECK ( registry.remove(TEST_CMD2));
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CHECK (!registry.remove("miraculous"));
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CHECK (!registry.queryIndex(TEST_CMD2));
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CHECK ( registry.queryIndex(TEST_CMD));
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CHECK (cnt_defs == registry.index_size()); // the index entry is gone,
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CHECK (1+cnt_inst == registry.instance_count()); // but the allocation still lives
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cmdX.close();
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CHECK (1+cnt_inst == registry.instance_count());
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cmd2.close();
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CHECK (0+cnt_inst == registry.instance_count()); // ...as long as it's still referred
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}
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/** @test verify the allocation/de-allocation handling as
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* embedded into the CommandRegistry operation.
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* Simulates on low level what normally happens
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* during command lifecycle.
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*/
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void
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checkAllocation (CommandRegistry& registry)
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{
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// simulate what normally happens within a CommandDef
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typedef void Sig_oper(int);
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typedef long Sig_capt(int);
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typedef void Sig_undo(int,long);
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function<Sig_oper> o_Fun (command1::operate);
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function<Sig_capt> c_Fun (command1::capture);
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function<Sig_undo> u_Fun (command1::undoIt);
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CHECK (o_Fun && c_Fun && u_Fun);
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CHECK (cnt_inst == registry.instance_count());
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// when the CommandDef is complete, it issues the
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// allocation call to the registry behind the scenes....
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typedef shared_ptr<CommandImpl> PImpl;
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PImpl pImpl = registry.newCommandImpl(o_Fun,c_Fun,u_Fun);
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CHECK (1+cnt_inst == registry.instance_count());
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CHECK (pImpl);
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CHECK (pImpl->isValid());
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CHECK (!pImpl->canExec());
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CHECK (1 == pImpl.use_count()); // no magic involved, we hold the only instance
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PImpl clone = registry.createCloneImpl(*pImpl);
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CHECK (clone->isValid());
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CHECK (!clone->canExec());
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CHECK (1 == clone.use_count());
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CHECK (1 == pImpl.use_count());
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CHECK (2+cnt_inst == registry.instance_count());
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CHECK (!isSameObject (*pImpl, *clone));
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CHECK (*pImpl == *clone);
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CHECK (!pImpl->canExec());
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typedef Types<int> ArgType;
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TypedArguments<Tuple<ArgType> > arg (Tuple<ArgType>(98765));
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pImpl->setArguments(arg);
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CHECK (pImpl->canExec());
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CHECK (!clone->canExec()); // this proves the clone has indeed a separate identity
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CHECK (*pImpl != *clone);
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// discard the first clone and overwrite with a new one
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clone = registry.createCloneImpl(*pImpl);
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CHECK (2+cnt_inst == registry.instance_count());
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CHECK (*pImpl == *clone);
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CHECK (clone->canExec());
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clone.reset();
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pImpl.reset();
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// corresponding allocation slots cleared automatically
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CHECK (cnt_inst == registry.instance_count());
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}
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};
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/** Register this test class... */
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LAUNCHER (CommandRegistry_test, "function controller");
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}}} // namespace proc::control::test
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