testautomation_timer.c File Reference

#include <stdio.h>
#include "SDL.h"
#include "SDL_test.h"

Include dependency graph for testautomation_timer.c:

Go to the source code of this file.

Functions
void	_timerSetUp (void *arg)
int	timer_getPerformanceCounter (void *arg)
	Call to SDL_GetPerformanceCounter.
int	timer_getPerformanceFrequency (void *arg)
	Call to SDL_GetPerformanceFrequency.
int	timer_delayAndGetTicks (void *arg)
	Call to SDL_Delay and SDL_GetTicks.
Uint32	_timerTestCallback (Uint32 interval, void *param)
int	timer_addRemoveTimer (void *arg)
	Call to SDL_AddTimer and SDL_RemoveTimer.

Variables
int	_paramCheck = 0
int	_paramValue = 0
int	_timerCallbackCalled = 0
static const SDLTest_TestCaseReference	timerTest1
static const SDLTest_TestCaseReference	timerTest2
static const SDLTest_TestCaseReference	timerTest3
static const SDLTest_TestCaseReference	timerTest4
static const SDLTest_TestCaseReference *	timerTests []
SDLTest_TestSuiteReference	timerTestSuite

Function Documentation

void _timerSetUp

(

void *

arg

)

Definition at line 22 of file testautomation_timer.c.

References SDL_GetError, SDL_INIT_TIMER, SDL_InitSubSystem, SDLTest_AssertCheck(), SDLTest_AssertPass(), and SDLTest_LogError().

{
    /* Start SDL timer subsystem */
    int ret = SDL_InitSubSystem( SDL_INIT_TIMER );
        SDLTest_AssertPass("Call to SDL_InitSubSystem(SDL_INIT_TIMER)");
    SDLTest_AssertCheck(ret==0, "Check result from SDL_InitSubSystem(SDL_INIT_TIMER)");
    if (ret != 0) {
           SDLTest_LogError("%s", SDL_GetError());
        }
}

Uint32 _timerTestCallback	(	Uint32	interval,
		void *	param
	)

Definition at line 107 of file testautomation_timer.c.

References _paramCheck, _paramValue, _timerCallbackCalled, NULL, and SDLTest_AssertCheck().

Referenced by timer_addRemoveTimer().

{
   _timerCallbackCalled = 1;

   if (_paramCheck != 0) {
       SDLTest_AssertCheck(param != NULL, "Check param pointer, expected: non-NULL, got: %s", (param != NULL) ? "non-NULL" : "NULL");
       if (param != NULL) {
          SDLTest_AssertCheck(*(int *)param == _paramValue, "Check param value, expected: %i, got: %i", _paramValue, *(int *)param);
       }
   }

   return 0;
}

int timer_addRemoveTimer

(

void *

arg

)

Call to SDL_AddTimer and SDL_RemoveTimer.

Definition at line 125 of file testautomation_timer.c.

References _paramCheck, _paramValue, _timerCallbackCalled, _timerTestCallback(), NULL, SDL_AddTimer, SDL_Delay, SDL_FALSE, SDL_RemoveTimer, SDL_TRUE, SDLTest_AssertCheck(), SDLTest_AssertPass(), SDLTest_RandomIntegerInRange(), and TEST_COMPLETED.

{
  SDL_TimerID id;
  SDL_bool result;
  int param;

  /* Reset state */
  _paramCheck = 0;
  _timerCallbackCalled = 0;

  /* Set timer with a long delay */
  id = SDL_AddTimer(10000, _timerTestCallback, NULL);
  SDLTest_AssertPass("Call to SDL_AddTimer(10000,...)");
  SDLTest_AssertCheck(id > 0, "Check result value, expected: >0, got: %d", id);

  /* Remove timer again and check that callback was not called */
  result = SDL_RemoveTimer(id);
  SDLTest_AssertPass("Call to SDL_RemoveTimer()");
  SDLTest_AssertCheck(result == SDL_TRUE, "Check result value, expected: %i, got: %i", SDL_TRUE, result);
  SDLTest_AssertCheck(_timerCallbackCalled == 0, "Check callback WAS NOT called, expected: 0, got: %i", _timerCallbackCalled);

  /* Try to remove timer again (should be a NOOP) */
  result = SDL_RemoveTimer(id);
  SDLTest_AssertPass("Call to SDL_RemoveTimer()");
  SDLTest_AssertCheck(result == SDL_FALSE, "Check result value, expected: %i, got: %i", SDL_FALSE, result);

  /* Reset state */
  param = SDLTest_RandomIntegerInRange(-1024, 1024);
  _paramCheck = 1;
  _paramValue = param;
  _timerCallbackCalled = 0;

  /* Set timer with a short delay */
  id = SDL_AddTimer(10, _timerTestCallback, (void *)&param);
  SDLTest_AssertPass("Call to SDL_AddTimer(10, param)");
  SDLTest_AssertCheck(id > 0, "Check result value, expected: >0, got: %d", id);

  /* Wait to let timer trigger callback */
  SDL_Delay(100);
  SDLTest_AssertPass("Call to SDL_Delay(100)");

  /* Remove timer again and check that callback was called */
  result = SDL_RemoveTimer(id);
  SDLTest_AssertPass("Call to SDL_RemoveTimer()");
  SDLTest_AssertCheck(result == SDL_FALSE, "Check result value, expected: %i, got: %i", SDL_FALSE, result);
  SDLTest_AssertCheck(_timerCallbackCalled == 1, "Check callback WAS called, expected: 1, got: %i", _timerCallbackCalled);

  return TEST_COMPLETED;
}

int timer_delayAndGetTicks

(

void *

arg

)

Call to SDL_Delay and SDL_GetTicks.

Definition at line 69 of file testautomation_timer.c.

References SDL_Delay, SDL_GetTicks(), SDLTest_AssertCheck(), SDLTest_AssertPass(), SDLTest_RandomIntegerInRange(), and TEST_COMPLETED.

{
  const Uint32 testDelay = 100;
  const Uint32 marginOfError = 25;
  Uint32 result;
  Uint32 result2;
  Uint32 difference;

  /* Zero delay */
  SDL_Delay(0);
  SDLTest_AssertPass("Call to SDL_Delay(0)");

  /* Non-zero delay */
  SDL_Delay(1);
  SDLTest_AssertPass("Call to SDL_Delay(1)");

  SDL_Delay(SDLTest_RandomIntegerInRange(5, 15));
  SDLTest_AssertPass("Call to SDL_Delay()");

  /* Get ticks count - should be non-zero by now */
  result = SDL_GetTicks();
  SDLTest_AssertPass("Call to SDL_GetTicks()");
  SDLTest_AssertCheck(result > 0, "Check result value, expected: >0, got: %d", result);

  /* Delay a bit longer and measure ticks and verify difference */
  SDL_Delay(testDelay);
  SDLTest_AssertPass("Call to SDL_Delay(%d)", testDelay);
  result2 = SDL_GetTicks();
  SDLTest_AssertPass("Call to SDL_GetTicks()");
  SDLTest_AssertCheck(result2 > 0, "Check result value, expected: >0, got: %d", result2);
  difference = result2 - result;
  SDLTest_AssertCheck(difference > (testDelay - marginOfError), "Check difference, expected: >%d, got: %d", testDelay - marginOfError, difference);
  SDLTest_AssertCheck(difference < (testDelay + marginOfError), "Check difference, expected: <%d, got: %d", testDelay + marginOfError, difference);

  return TEST_COMPLETED;
}

int timer_getPerformanceCounter

(

void *

arg

)

Call to SDL_GetPerformanceCounter.

Definition at line 39 of file testautomation_timer.c.

References SDL_GetPerformanceCounter, SDL_PRIu64, SDLTest_AssertCheck(), SDLTest_AssertPass(), and TEST_COMPLETED.

{
  Uint64 result;

  result = SDL_GetPerformanceCounter();
  SDLTest_AssertPass("Call to SDL_GetPerformanceCounter()");
  SDLTest_AssertCheck(result > 0, "Check result value, expected: >0, got: %"SDL_PRIu64, result);

  return TEST_COMPLETED;
}

int timer_getPerformanceFrequency

(

void *

arg

)

Call to SDL_GetPerformanceFrequency.

Definition at line 54 of file testautomation_timer.c.

References SDL_GetPerformanceFrequency(), SDL_PRIu64, SDLTest_AssertCheck(), SDLTest_AssertPass(), and TEST_COMPLETED.

{
  Uint64 result;

  result = SDL_GetPerformanceFrequency();
  SDLTest_AssertPass("Call to SDL_GetPerformanceFrequency()");
  SDLTest_AssertCheck(result > 0, "Check result value, expected: >0, got: %"SDL_PRIu64, result);

  return TEST_COMPLETED;
}

Variable Documentation

int _paramCheck = 0

Timer test suite

Definition at line 11 of file testautomation_timer.c.

Referenced by _timerTestCallback(), and timer_addRemoveTimer().

int _paramValue = 0

Definition at line 14 of file testautomation_timer.c.

Referenced by _timerTestCallback(), and timer_addRemoveTimer().

int _timerCallbackCalled = 0

Definition at line 17 of file testautomation_timer.c.

Referenced by _timerTestCallback(), and timer_addRemoveTimer().

const SDLTest_TestCaseReference timerTest1

static

Initial value:

        { (SDLTest_TestCaseFp)timer_getPerformanceCounter, "timer_getPerformanceCounter", "Call to SDL_GetPerformanceCounter", TEST_ENABLED }

Definition at line 178 of file testautomation_timer.c.

const SDLTest_TestCaseReference timerTest2

static

Initial value:

        { (SDLTest_TestCaseFp)timer_getPerformanceFrequency, "timer_getPerformanceFrequency", "Call to SDL_GetPerformanceFrequency", TEST_ENABLED }

Definition at line 181 of file testautomation_timer.c.

const SDLTest_TestCaseReference timerTest3

static

Initial value:

        { (SDLTest_TestCaseFp)timer_delayAndGetTicks, "timer_delayAndGetTicks", "Call to SDL_Delay and SDL_GetTicks", TEST_ENABLED }

Definition at line 184 of file testautomation_timer.c.

const SDLTest_TestCaseReference timerTest4

static

Initial value:

        { (SDLTest_TestCaseFp)timer_addRemoveTimer, "timer_addRemoveTimer", "Call to SDL_AddTimer and SDL_RemoveTimer", TEST_ENABLED }

Definition at line 187 of file testautomation_timer.c.

const SDLTest_TestCaseReference* timerTests[]

static

Initial value:

  {
    &timerTest1, &timerTest2, &timerTest3, &timerTest4, NULL
}

Definition at line 191 of file testautomation_timer.c.

SDLTest_TestSuiteReference timerTestSuite

Initial value:

 {
    "Timer",
    _timerSetUp,
    timerTests,
    NULL
}

Definition at line 196 of file testautomation_timer.c.