source: ps/trunk/source/simulation2/components/tests/test_CommandQueue.h

/* Copyright (C) 2023 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. 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.
 *
 * 0 A.D. 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 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "simulation2/system/ComponentTest.h"

#include "simulation2/components/ICmpCommandQueue.h"

class TestCmpCommandQueue : public CxxTest::TestSuite
{
public:
    void setUp()
    {
        CXeromyces::Startup();
    }

    void tearDown()
    {
        CXeromyces::Terminate();
    }

    void test_basic()
    {
        ComponentTestHelper test(*g_ScriptContext);
        ScriptRequest rq(test.GetScriptInterface());

        std::vector<SimulationCommand> empty;

        ICmpCommandQueue* cmp = test.Add<ICmpCommandQueue>(CID_CommandQueue, "", SYSTEM_ENTITY);

        TS_ASSERT(test.GetScriptInterface().Eval("var cmds = []; function ProcessCommand(player, cmd) { cmds.push([player, cmd]); }"));

        JS::RootedValue cmd(rq.cx);

        TS_ASSERT(test.GetScriptInterface().Eval("([1,2,3])", &cmd));
        cmp->PushLocalCommand(1, cmd);

        TS_ASSERT(test.GetScriptInterface().Eval("({\"x\":4})", &cmd));
        cmp->PushLocalCommand(-1, cmd);

        test.Roundtrip();

        // Process the first two commands
        cmp->FlushTurn(empty);

        TS_ASSERT(test.GetScriptInterface().Eval("({\"y\":5})", &cmd));
        cmp->PushLocalCommand(10, cmd);

        // Process the next command
        cmp->FlushTurn(empty);

        // Process no commands
        cmp->FlushTurn(empty);

        test.Roundtrip();

        std::string output;
        TS_ASSERT(test.GetScriptInterface().Eval("JSON.stringify(cmds)", output));
        TS_ASSERT_STR_EQUALS(output, "[[1,[1,2,3]],[-1,{\"x\":4}],[10,{\"y\":5}]]");
    }
};