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Update audio testautomation: more coverage; added SDL_PauseAudio test…

… /w callback coverage
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ferzkopp committed Jul 8, 2014
1 parent d23d9c8 commit 962c9911ce280283546d92d0a5d17539f90bdf3f
Showing with 183 additions and 32 deletions.
  1. +183 −32 test/testautomation_audio.c
@@ -3,6 +3,9 @@
* New/updated tests: aschiffler at ferzkopp dot net
*/

/* quiet windows compiler warnings */
#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>
#include <string.h>

@@ -25,11 +28,29 @@ _audioSetUp(void *arg)
}
}

void
_audioTearDown(void *arg)
{
/* Remove a possibly created file from SDL disk writer audio driver; ignore errors */
remove("sdlaudio.raw");

SDLTest_AssertPass("Cleanup of test files completed");
}


/* Global counter for callback invocation */
int _audio_testCallbackCounter;

/* Global accumulator for total callback length */
int _audio_testCallbackLength;


/* Test callback function */
void _audio_testCallback(void *userdata, Uint8 *stream, int len)
{
/* TODO: add tracking if callback was called */
/* track that callback was called */
_audio_testCallbackCounter++;
_audio_testCallbackLength += len;
}


@@ -38,8 +59,8 @@ void _audio_testCallback(void *userdata, Uint8 *stream, int len)
/**
* \brief Stop and restart audio subsystem
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_QuitSubSystem
* \sa http://wiki.libsdl.org/moin.cgi/SDL_InitSubSystem
* \sa https://wiki.libsdl.org/SDL_QuitSubSystem
* \sa https://wiki.libsdl.org/SDL_InitSubSystem
*/
int audio_quitInitAudioSubSystem()
{
@@ -56,8 +77,8 @@ int audio_quitInitAudioSubSystem()
/**
* \brief Start and stop audio directly
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_InitAudio
* \sa http://wiki.libsdl.org/moin.cgi/SDL_QuitAudio
* \sa https://wiki.libsdl.org/SDL_InitAudio
* \sa https://wiki.libsdl.org/SDL_QuitAudio
*/
int audio_initQuitAudio()
{
@@ -110,15 +131,104 @@ int audio_initQuitAudio()
/**
* \brief Start, open, close and stop audio
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_InitAudio
* \sa http://wiki.libsdl.org/moin.cgi/SDL_OpenAudio
* \sa http://wiki.libsdl.org/moin.cgi/SDL_CloseAudio
* \sa http://wiki.libsdl.org/moin.cgi/SDL_QuitAudio
* \sa https://wiki.libsdl.org/SDL_InitAudio
* \sa https://wiki.libsdl.org/SDL_OpenAudio
* \sa https://wiki.libsdl.org/SDL_CloseAudio
* \sa https://wiki.libsdl.org/SDL_QuitAudio
*/
int audio_initOpenCloseQuitAudio()
{
int result, expectedResult;
int i, iMax, j, k;
const char* audioDriver;
SDL_AudioSpec desired;

/* Stop SDL audio subsystem */
SDL_QuitSubSystem( SDL_INIT_AUDIO );
SDLTest_AssertPass("Call to SDL_QuitSubSystem(SDL_INIT_AUDIO)");

/* Loop over all available audio drivers */
iMax = SDL_GetNumAudioDrivers();
SDLTest_AssertPass("Call to SDL_GetNumAudioDrivers");
SDLTest_AssertCheck(iMax > 0, "Validate number of audio drivers; expected: >0 got: %d", iMax);
for (i = 0; i < iMax; i++) {
audioDriver = SDL_GetAudioDriver(i);
SDLTest_AssertPass("Call to SDL_GetAudioDriver(%d)", i);
SDLTest_AssertCheck(audioDriver != NULL, "Audio driver name is not NULL");
SDLTest_AssertCheck(audioDriver[0] != '\0', "Audio driver name is not empty; got: %s", audioDriver);

/* Change specs */
for (j = 0; j < 2; j++) {

/* Call Init */
result = SDL_AudioInit(audioDriver);
SDLTest_AssertPass("Call to SDL_AudioInit('%s')", audioDriver);
SDLTest_AssertCheck(result == 0, "Validate result value; expected: 0 got: %d", result);

/* Set spec */
SDL_memset(&desired, 0, sizeof(desired));
switch (j) {
case 0:
/* Set standard desired spec */
desired.freq = 22050;
desired.format = AUDIO_S16SYS;
desired.channels = 2;
desired.samples = 4096;
desired.callback = _audio_testCallback;
desired.userdata = NULL;

case 1:
/* Set custom desired spec */
desired.freq = 48000;
desired.format = AUDIO_F32SYS;
desired.channels = 2;
desired.samples = 2048;
desired.callback = _audio_testCallback;
desired.userdata = NULL;
break;
}

/* Call Open (maybe multiple times) */
for (k=0; k <= j; k++) {
result = SDL_OpenAudio(&desired, NULL);
SDLTest_AssertPass("Call to SDL_OpenAudio(desired_spec_%d, NULL), call %d", j, k+1);
expectedResult = (k==0) ? 0 : -1;
SDLTest_AssertCheck(result == expectedResult, "Verify return value; expected: %d, got: %d", expectedResult, result);
}

/* Call Close (maybe multiple times) */
for (k=0; k <= j; k++) {
SDL_CloseAudio();
SDLTest_AssertPass("Call to SDL_CloseAudio(), call %d", k+1);
}

/* Call Quit (maybe multiple times) */
for (k=0; k <= j; k++) {
SDL_AudioQuit();
SDLTest_AssertPass("Call to SDL_AudioQuit(), call %d", k+1);
}

} /* spec loop */
} /* driver loop */

/* Restart audio again */
_audioSetUp(NULL);

return TEST_COMPLETED;
}

/**
* \brief Pause and unpause audio
*
* \sa https://wiki.libsdl.org/SDL_PauseAudio
*/
int audio_pauseUnpauseAudio()
{
int result;
int i, iMax, j;
int i, iMax, j, k, l;
int totalDelay;
int pause_on;
int originalCounter;
const char* audioDriver;
SDL_AudioSpec desired;

@@ -172,9 +282,47 @@ int audio_initOpenCloseQuitAudio()
SDLTest_AssertPass("Call to SDL_OpenAudio(desired_spec_%d, NULL)", j);
SDLTest_AssertCheck(result == 0, "Verify return value; expected: 0 got: %d", result);

/* Start and stop audio multiple times */
for (l=0; l<3; l++) {
SDLTest_Log("Pause/Unpause iteration: %d", l+1);

/* Reset callback counters */
_audio_testCallbackCounter = 0;
_audio_testCallbackLength = 0;

/* Un-pause audio to start playing (maybe multiple times) */
pause_on = 0;
for (k=0; k <= j; k++) {
SDL_PauseAudio(pause_on);
SDLTest_AssertPass("Call to SDL_PauseAudio(%d), call %d", pause_on, k+1);
}

/* Wait for callback */
totalDelay = 0;
do {
SDL_Delay(10);
totalDelay += 10;
}
while (_audio_testCallbackCounter == 0 && totalDelay < 1000);
SDLTest_AssertCheck(_audio_testCallbackCounter > 0, "Verify callback counter; expected: >0 got: %d", _audio_testCallbackCounter);
SDLTest_AssertCheck(_audio_testCallbackLength > 0, "Verify callback length; expected: >0 got: %d", _audio_testCallbackLength);

/* Pause audio to stop playing (maybe multiple times) */
for (k=0; k <= j; k++) {
pause_on = (k==0) ? 1 : SDLTest_RandomIntegerInRange(99, 9999);
SDL_PauseAudio(pause_on);
SDLTest_AssertPass("Call to SDL_PauseAudio(%d), call %d", pause_on, k+1);
}

/* Ensure callback is not called again */
originalCounter = _audio_testCallbackCounter;
SDL_Delay(totalDelay + 10);
SDLTest_AssertCheck(originalCounter == _audio_testCallbackCounter, "Verify callback counter; expected: %d, got: %d", originalCounter, _audio_testCallbackCounter);
}

/* Call Close */
SDL_CloseAudio();
SDLTest_AssertPass("Call to SDL_CloseAudio()");
SDL_CloseAudio();
SDLTest_AssertPass("Call to SDL_CloseAudio()");

/* Call Quit */
SDL_AudioQuit();
@@ -183,17 +331,17 @@ int audio_initOpenCloseQuitAudio()
} /* spec loop */
} /* driver loop */

/* Restart audio again */
_audioSetUp(NULL);
/* Restart audio again */
_audioSetUp(NULL);

return TEST_COMPLETED;
}

/**
* \brief Enumerate and name available audio devices (output and capture).
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetNumAudioDevices
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetAudioDeviceName
* \sa https://wiki.libsdl.org/SDL_GetNumAudioDevices
* \sa https://wiki.libsdl.org/SDL_GetAudioDeviceName
*/
int audio_enumerateAndNameAudioDevices()
{
@@ -250,8 +398,8 @@ int audio_enumerateAndNameAudioDevices()
/**
* \brief Negative tests around enumeration and naming of audio devices.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetNumAudioDevices
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetAudioDeviceName
* \sa https://wiki.libsdl.org/SDL_GetNumAudioDevices
* \sa https://wiki.libsdl.org/SDL_GetAudioDeviceName
*/
int audio_enumerateAndNameAudioDevicesNegativeTests()
{
@@ -297,8 +445,8 @@ int audio_enumerateAndNameAudioDevicesNegativeTests()
/**
* \brief Checks available audio driver names.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetNumAudioDrivers
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetAudioDriver
* \sa https://wiki.libsdl.org/SDL_GetNumAudioDrivers
* \sa https://wiki.libsdl.org/SDL_GetAudioDriver
*/
int audio_printAudioDrivers()
{
@@ -330,7 +478,7 @@ int audio_printAudioDrivers()
/**
* \brief Checks current audio driver name with initialized audio.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetCurrentAudioDriver
* \sa https://wiki.libsdl.org/SDL_GetCurrentAudioDriver
*/
int audio_printCurrentAudioDriver()
{
@@ -362,7 +510,7 @@ int _audioFrequencies[] = { 11025, 22050, 44100, 48000 };
/**
* \brief Builds various audio conversion structures
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_BuildAudioCVT
* \sa https://wiki.libsdl.org/SDL_BuildAudioCVT
*/
int audio_buildAudioCVT()
{
@@ -426,7 +574,7 @@ int audio_buildAudioCVT()
/**
* \brief Checkes calls with invalid input to SDL_BuildAudioCVT
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_BuildAudioCVT
* \sa https://wiki.libsdl.org/SDL_BuildAudioCVT
*/
int audio_buildAudioCVTNegative()
{
@@ -521,7 +669,7 @@ int audio_buildAudioCVTNegative()
/**
* \brief Checks current audio status.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetAudioStatus
* \sa https://wiki.libsdl.org/SDL_GetAudioStatus
*/
int audio_getAudioStatus()
{
@@ -542,7 +690,7 @@ int audio_getAudioStatus()
/**
* \brief Opens, checks current audio status, and closes a device.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_GetAudioStatus
* \sa https://wiki.libsdl.org/SDL_GetAudioStatus
*/
int audio_openCloseAndGetAudioStatus()
{
@@ -600,8 +748,8 @@ int audio_openCloseAndGetAudioStatus()
/**
* \brief Locks and unlocks open audio device.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_LockAudioDevice
* \sa http://wiki.libsdl.org/moin.cgi/SDL_UnlockAudioDevice
* \sa https://wiki.libsdl.org/SDL_LockAudioDevice
* \sa https://wiki.libsdl.org/SDL_UnlockAudioDevice
*/
int audio_lockUnlockOpenAudioDevice()
{
@@ -663,8 +811,8 @@ int audio_lockUnlockOpenAudioDevice()
/**
* \brief Convert audio using various conversion structures
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_BuildAudioCVT
* \sa http://wiki.libsdl.org/moin.cgi/SDL_ConvertAudio
* \sa https://wiki.libsdl.org/SDL_BuildAudioCVT
* \sa https://wiki.libsdl.org/SDL_ConvertAudio
*/
int audio_convertAudio()
{
@@ -762,7 +910,7 @@ int audio_convertAudio()
/**
* \brief Opens, checks current connected status, and closes a device.
*
* \sa http://wiki.libsdl.org/moin.cgi/SDL_AudioDeviceConnected
* \sa https://wiki.libsdl.org/SDL_AudioDeviceConnected
*/
int audio_openCloseAudioDeviceConnected()
{
@@ -871,17 +1019,20 @@ static const SDLTest_TestCaseReference audioTest13 =
static const SDLTest_TestCaseReference audioTest14 =
{ (SDLTest_TestCaseFp)audio_initOpenCloseQuitAudio, "audio_initOpenCloseQuitAudio", "Cycle through init, open, close and quit with various audio specs.", TEST_ENABLED };

static const SDLTest_TestCaseReference audioTest15 =
{ (SDLTest_TestCaseFp)audio_pauseUnpauseAudio, "audio_pauseUnpauseAudio", "Pause and Unpause audio for various audio specs while testing callback.", TEST_ENABLED };

/* Sequence of Audio test cases */
static const SDLTest_TestCaseReference *audioTests[] = {
&audioTest1, &audioTest2, &audioTest3, &audioTest4, &audioTest5, &audioTest6,
&audioTest7, &audioTest8, &audioTest9, &audioTest10, &audioTest11,
&audioTest12, &audioTest13, &audioTest14, NULL
&audioTest12, &audioTest13, &audioTest14, &audioTest15, NULL
};

/* Audio test suite (global) */
SDLTest_TestSuiteReference audioTestSuite = {
"Audio",
_audioSetUp,
audioTests,
NULL
_audioTearDown
};

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