LUMIERA.clone/tests/core/proc/control/command-use1-test.cpp
Ichthyostega ada5cefaaf re-arrange tests according to layer structure
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.
2013-01-07 05:43:01 +01:00

393 lines
13 KiB
C++

/*
CommandUse1(Test) - usage aspects I
Copyright (C) Lumiera.org
2009, Hermann Vosseler <Ichthyostega@web.de>
This program 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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
#include "lib/test/run.hpp"
#include "lib/test/test-helper.hpp"
#include "proc/control/command-invocation.hpp"
#include "proc/control/command-def.hpp"
#include "lib/format-util.hpp"
#include "lib/util.hpp"
#include "proc/control/test-dummy-commands.hpp"
#include <iostream>
namespace proc {
namespace control {
namespace test {
using util::isSameObject;
using util::contains;
using util::str;
using std::cout;
using std::endl;
/***************************************************************************
* @test command usage aspects I: defining commands in various ways,
* then re-accessing those definitions, create instances,
* invoke them and undo the effect. Clean up finally.
*
* @see Command
* @see command-basic-test.cpp (simple usage example)
*/
class CommandUse1_test : public Test
{
int randVal;
int random() { return randVal = 10 + (rand() % 40); }
virtual void
run (Arg)
{
command1::check_ = 0;
uint cnt_defs = Command::definition_count();
uint cnt_inst = Command::instance_count();
allInOneStep();
standardUse();
statePredicates();
definePrototype();
usePrototype();
preventDuplicates();
stringRepresentation();
undef();
CHECK (0 == command1::check_);
CHECK (cnt_defs == Command::definition_count());
CHECK (cnt_inst == Command::instance_count());
}
void
allInOneStep()
{
CommandDef ("test.command1.1")
.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt)
.bind (random())
.execSync()
;
CHECK (randVal == command1::check_);
Command::get("test.command1.1").undo();
CHECK ( 0 == command1::check_);
}
void
standardUse()
{
{
CommandDef ("test.command1.2")
.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt)
;
}
CHECK (CommandDef("test.command1.2"));
Command com ("test.command1.2");
CHECK (com);
CHECK (com == Command::get("test.command1.2"));
CHECK (contains (str(com), "test.command1.2"));
CHECK (contains (str(com), "{def}"));
CHECK (!com.canExec());
VERIFY_ERROR (UNBOUND_ARGUMENTS, com() );
CHECK ( 0 == command1::check_);
VERIFY_ERROR (INVALID_ARGUMENTS, com.bind ("foo") );
com.bind (random()); // note: run-time type check only
CHECK ( com.canExec());
CHECK (!com.canUndo());
com();
CHECK (randVal == command1::check_);
com.undo();
CHECK ( 0 == command1::check_);
// the following shortcut does the same:
invoke ("test.command1.2") (1234);
CHECK ( 1234 == command1::check_);
// another shortcut, with static type check:
// invoke (command1::operate) (5678); //////////////////TICKET #291 : unimplemented for now (9/09)
// CHECK ( 1234+5678 == command1::check_);
com.undo();
CHECK ( 0 == command1::check_);
}
void
statePredicates()
{
Command::remove("test.command1.2");
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.2") );
CommandDef def ("test.command1.2");
CHECK (!def);
def.operation (command1::operate)
.captureUndo (command1::capture);
CHECK (!def); // undo functor still missing
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.2") );
def.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt);
CHECK (def);
CHECK (CommandDef("test.command1.2"));
CHECK (Command::get("test.command1.2"));
CHECK ( Command::defined("test.command1.2"));
CHECK (!Command::canExec("test.command1.2"));
CHECK (!Command::canUndo("test.command1.2"));
Command com = Command::get("test.command1.2");
CHECK (com);
CHECK (!com.canExec());
CHECK (!com.canUndo());
com.bind (11111);
CHECK ( Command::defined("test.command1.2"));
CHECK ( Command::canExec("test.command1.2"));
CHECK (!Command::canUndo("test.command1.2"));
com();
CHECK ( Command::defined("test.command1.2"));
CHECK ( Command::canExec("test.command1.2"));
CHECK ( Command::canUndo("test.command1.2"));
com.undo();
CHECK ( Command::defined("test.command1.2"));
CHECK ( Command::canExec("test.command1.2"));
CHECK ( Command::canUndo("test.command1.2"));
}
void
definePrototype()
{
CommandDef ("test.command1.3")
.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt)
.bind (random())
;
CHECK (Command::get("test.command1.3").canExec());
}
void
usePrototype()
{
Command c1 = Command::get("test.command1.3");
CHECK (c1);
CHECK (c1.canExec());
CHECK (!c1.canUndo());
Command c2 = c1.newInstance();
CHECK (c2);
CHECK (c2.canExec());
CHECK (!c2.canUndo());
CHECK (c1 == c2);
CHECK (!isSameObject(c1, c2));
CHECK (0 == command1::check_);
c1();
CHECK (randVal == command1::check_);
CHECK ( c1.canUndo());
CHECK (!c2.canUndo());
CHECK (c1 != c2);
c2();
CHECK (randVal + randVal == command1::check_);
CHECK (c2.canUndo());
CHECK (c1 != c2);
c1.undo();
CHECK (0 == command1::check_);
c2.undo();
CHECK (randVal == command1::check_);
c2.bind(23);
c2();
CHECK (randVal + 23 == command1::check_);
// you should not use a command more than once (but it works...)
c1();
CHECK (randVal + 23 + randVal == command1::check_);
c1.undo();
CHECK (randVal + 23 == command1::check_);
// note we've overwritten the previous undo state
// and get the sate captured on the second invocation
c2.undo();
CHECK (randVal == command1::check_);
c1.undo();
CHECK (randVal + 23 == command1::check_);
// use the current sate of c2 as Prototype for new command definition
c2.storeDef ("test.command1.4");
Command c4 = Command::get("test.command1.4");
CHECK (c4);
CHECK (c4.canExec());
CHECK (c4.canUndo());
CHECK (c4 == c2);
CHECK (c4 != c1);
c4();
CHECK (c4 != c2); // now lives independently from the original
CHECK (randVal + 2*23 == command1::check_);
c4.bind(int(-command1::check_)); // new command argument binding
c4();
CHECK (0 == command1::check_);
c2();
CHECK (23 == command1::check_);
c2.undo();
CHECK (0 == command1::check_);
}
void
preventDuplicates()
{
#define BUILD_NEW_COMMAND_DEF(_ID_) \
CommandDef (_ID_) \
.operation (command1::operate) \
.captureUndo (command1::capture) \
.undoOperation (command1::undoIt)
CHECK (CommandDef ("test.command1.1"));
VERIFY_ERROR (DUPLICATE_COMMAND, BUILD_NEW_COMMAND_DEF ("test.command1.1") );
CHECK (CommandDef ("test.command1.2"));
VERIFY_ERROR (DUPLICATE_COMMAND, BUILD_NEW_COMMAND_DEF ("test.command1.2") );
CHECK (CommandDef ("test.command1.3"));
VERIFY_ERROR (DUPLICATE_COMMAND, BUILD_NEW_COMMAND_DEF ("test.command1.3") );
CHECK (CommandDef ("test.command1.4"));
VERIFY_ERROR (DUPLICATE_COMMAND, BUILD_NEW_COMMAND_DEF ("test.command1.4") );
}
void
stringRepresentation()
{
cout << string (Command::get("test.command1.1")) << endl;
cout << string (Command::get("test.command1.2")) << endl;
cout << string (Command::get("test.command1.3")) << endl;
cout << string (Command::get("test.command1.4")) << endl;
cout << string (Command() ) << endl;
Command com
= CommandDef ("test.command1.5")
.operation (command1::operate)
.captureUndo (command1::capture)
.undoOperation (command1::undoIt);
cout << string (com) << endl;
com.bind(123);
cout << string (com) << endl;
com();
cout << string (com) << endl;
com.undo();
cout << string (com) << endl;
}
void
undef()
{
CHECK (CommandDef ("test.command1.1"));
CHECK (CommandDef ("test.command1.2"));
CHECK (CommandDef ("test.command1.3"));
CHECK (CommandDef ("test.command1.4"));
CHECK (Command::get("test.command1.1"));
CHECK (Command::get("test.command1.2"));
CHECK (Command::get("test.command1.3"));
CHECK (Command::get("test.command1.4"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("miracle"));
VERIFY_ERROR (INVALID_COMMAND, invoke ("miracle") (1,2,3));
CommandDef unbelievable ("miracle");
CHECK (!unbelievable);
Command miracle;
// but because the miracle isn't yet defined, any use throws
VERIFY_ERROR (INVALID_COMMAND, miracle.bind("abracadabra"));
VERIFY_ERROR (INVALID_COMMAND, miracle.execSync());
VERIFY_ERROR (INVALID_COMMAND, miracle.undo());
VERIFY_ERROR (INVALID_COMMAND, miracle());
CHECK (!miracle.canExec());
CHECK (!miracle.canUndo());
CHECK (!miracle);
Command c5 (Command::get("test.command1.5"));
CHECK (Command::remove("test.command1.1"));
CHECK (Command::remove("test.command1.2"));
CHECK (Command::remove("test.command1.3"));
CHECK (Command::remove("test.command1.4"));
CHECK (Command::remove("test.command1.5"));
CHECK (!Command::remove("miracle")); // there is no such thing...
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.1"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.2"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.3"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.4"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("test.command1.5"));
VERIFY_ERROR (INVALID_COMMAND, Command::get("miracle"));
// note, removed the registered definitions,
// but existing instances remain valid...
// thus we're free to create new instances...
CHECK (c5.isValid());
CHECK (c5.canExec());
}
};
/** Register this test class... */
LAUNCHER (CommandUse1_test, "function controller");
}}} // namespace proc::control::test