test_ui.cpp

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/*
Copyright (C) 2002-2020 UFO: Alien Invasion.

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "test_shared.h"
#include "../client/ui/ui_nodes.h"
#include "../client/ui/ui_timer.h"

class UITest: public ::testing::Test {
protected:
    static void SetUpTestCase() {
        TEST_Init();
    }

    static void TearDownTestCase() {
        TEST_Shutdown();
    }
};

TEST_F(UITest, TimerDataStructure)
{
    uiNode_t* dummyNode = (uiNode_t*) 0x1;
    timerCallback_t dummyCallback = (timerCallback_t) 0x1;

    uiTimer_t* a, *b, *c;
    a = UI_AllocTimer(dummyNode, 10, dummyCallback);
    b = UI_AllocTimer(dummyNode, 20, dummyCallback);
    c = UI_AllocTimer(dummyNode, 30, dummyCallback);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == nullptr);

    UI_TimerStart(b);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == b);

    UI_TimerStart(a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == a);

    UI_TimerStart(c);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next->next == c);

    UI_TimerStop(a);
    UI_TimerStop(b);
    ASSERT_TRUE(a->owner != nullptr);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == c);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next == nullptr);

    UI_TimerStart(a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next == c);

    UI_PrivateInsertTimerInActiveList(a->next, b);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next == b);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next->next == c);

    UI_TimerRelease(b);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer()->next == c);

    UI_TimerRelease(a);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == c);

    UI_TimerRelease(c);
    ASSERT_TRUE(UI_PrivateGetFirstTimer() == nullptr);
    ASSERT_TRUE(c->owner == nullptr);
}