DPF

DISTRHO Plugin Framework
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Application.cpp (3515B)

      1 /*
      2  * DISTRHO Plugin Framework (DPF)
      3  * Copyright (C) 2012-2021 Filipe Coelho <falktx@falktx.com>
      4  *
      5  * Permission to use, copy, modify, and/or distribute this software for any purpose with
      6  * or without fee is hereby granted, provided that the above copyright notice and this
      7  * permission notice appear in all copies.
      8  *
      9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
     10  * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
     11  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
     12  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
     13  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
     14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     15  */
     16 
     17 #include "tests.hpp"
     18 
     19 #define DPF_TEST_APPLICATION_CPP
     20 #include "dgl/src/pugl.cpp"
     21 #include "dgl/src/Application.cpp"
     22 #include "dgl/src/ApplicationPrivateData.cpp"
     23 
     24 START_NAMESPACE_DGL
     25 
     26 // --------------------------------------------------------------------------------------------------------------------
     27 
     28 struct IdleCallbackCounter : IdleCallback
     29 {
     30     int counter;
     31 
     32     IdleCallbackCounter()
     33         : counter(0) {}
     34 
     35     void idleCallback() override
     36     {
     37         ++counter;
     38     }
     39 };
     40 
     41 // --------------------------------------------------------------------------------------------------------------------
     42 
     43 END_NAMESPACE_DGL
     44 
     45 int main()
     46 {
     47     USE_NAMESPACE_DGL;
     48 
     49     // regular usage
     50     {
     51         Application app(true);
     52         IdleCallbackCounter idleCounter;
     53         app.addIdleCallback(&idleCounter);
     54         DISTRHO_ASSERT_EQUAL(app.isQuitting(), false, "app MUST NOT be set as quitting during init");
     55         DISTRHO_ASSERT_EQUAL(idleCounter.counter, 0, "app MUST NOT have triggered idle callbacks yet");
     56         app.idle();
     57         DISTRHO_ASSERT_EQUAL(app.isQuitting(), false, "app MUST NOT be set as quitting after idle()");
     58         DISTRHO_ASSERT_EQUAL(idleCounter.counter, 1, "app MUST have triggered 1 idle callback");
     59         app.idle();
     60         DISTRHO_ASSERT_EQUAL(idleCounter.counter, 2, "app MUST have triggered 2 idle callbacks");
     61         app.quit();
     62         DISTRHO_ASSERT_EQUAL(app.isQuitting(), true, "app MUST be set as quitting after quit()");
     63         DISTRHO_ASSERT_EQUAL(idleCounter.counter, 2, "app MUST have triggered only 2 idle callbacks in its lifetime");
     64     }
     65 
     66     // standalone exec, must not block forever due to quit() called from another thread
     67     {
     68         Application app(true);
     69         ApplicationQuitter appQuitter(app);
     70         IdleCallbackCounter idleCounter;
     71         app.addIdleCallback(&idleCounter);
     72         app.exec();
     73         DISTRHO_ASSERT_EQUAL(appQuitter.isThreadRunning(), false, "app quit triggered because we told it so");
     74         DISTRHO_ASSERT_NOT_EQUAL(idleCounter.counter, 0, "app idle callbacks MUST have been triggered");
     75     }
     76 
     77     // standalone exec, but with 0 as timeout
     78     {
     79         Application app(true);
     80         ApplicationQuitter appQuitter(app);
     81         IdleCallbackCounter idleCounter;
     82         app.addIdleCallback(&idleCounter);
     83         app.exec(0);
     84         DISTRHO_ASSERT_EQUAL(appQuitter.isThreadRunning(), false, "app quit triggered because we told it so");
     85         DISTRHO_ASSERT_NOT_EQUAL(idleCounter.counter, 0, "app idle callbacks MUST have been triggered");
     86     }
     87 
     88     return 0;
     89 }
     90 
     91 // --------------------------------------------------------------------------------------------------------------------