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[FILE BEGIN]
1/*
2  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
3
4  This software is provided 'as-is', without any express or implied
5  warranty.  In no event will the authors be held liable for any damages
6  arising from the use of this software.
7
8  Permission is granted to anyone to use this software for any purpose,
9  including commercial applications, and to alter it and redistribute it
10  freely.
11*/
12/* Simple test of power subsystem. */
13
14#include <SDL3/SDL.h>
15#include <SDL3/SDL_main.h>
16#include <SDL3/SDL_test.h>
17
18static void
19report_power(void)
20{
21    int seconds, percent;
22    const SDL_PowerState state = SDL_GetPowerInfo(&seconds, &percent);
23    const char *statestr = NULL;
24
25    SDL_Log("SDL-reported power info...");
26    switch (state) {
27    case SDL_POWERSTATE_UNKNOWN:
28        statestr = "Unknown";
29        break;
30    case SDL_POWERSTATE_ON_BATTERY:
31        statestr = "On battery";
32        break;
33    case SDL_POWERSTATE_NO_BATTERY:
34        statestr = "No battery";
35        break;
36    case SDL_POWERSTATE_CHARGING:
37        statestr = "Charging";
38        break;
39    case SDL_POWERSTATE_CHARGED:
40        statestr = "Charged";
41        break;
42    default:
43        statestr = "!!API ERROR!!";
44        break;
45    }
46
47    SDL_Log("State: %s", statestr);
48
49    if (percent == -1) {
50        SDL_Log("Percent left: unknown");
51    } else {
52        SDL_Log("Percent left: %d%%", percent);
53    }
54
55    if (seconds == -1) {
56        SDL_Log("Time left: unknown");
57    } else {
58        SDL_Log("Time left: %d minutes, %d seconds", seconds / 60, seconds % 60);
59    }
60}
61
62int main(int argc, char *argv[])
63{
64    SDLTest_CommonState *state;
65
66    /* Initialize test framework */
67    state = SDLTest_CommonCreateState(argv, 0);
68    if (!state) {
69        return 1;
70    }
71
72    /* Parse commandline */
73    if (!SDLTest_CommonDefaultArgs(state, argc, argv)) {
74        return 1;
75    }
76
77    if (!SDL_Init(0)) {
78        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_Init() failed: %s", SDL_GetError());
79        return 1;
80    }
81
82    report_power();
83
84    SDL_Quit();
85    SDLTest_CommonDestroyState(state);
86
87    return 0;
88}
89
90/* end of testpower.c ... */
91
[FILE END]
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