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Refactored audio device enumeration/naming tests ana added negative c…

…ases
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ferzkopp committed Oct 5, 2011
1 parent 8d73181 commit 2b282ec8ccafce14fc1a42f99686e8cb8be0062f
Showing with 77 additions and 31 deletions.
  1. +77 −31 test/test-automation/tests/testaudio/testaudio.c
@@ -1,5 +1,6 @@
/**
* Original code: automated SDL rect test written by Edgar Simo "bobbens"
* Original code: automated SDL audio test written by Edgar Simo "bobbens"
* New/updated tests: aschiffler at ferzkopp dot net
*/

#include <stdio.h>
@@ -10,10 +11,10 @@

/* Test cases */
static const TestCaseReference test1 =
(TestCaseReference){ "audio_printOutputDevices", "Checks available output (non-capture) device names.", TEST_ENABLED, TEST_REQUIRES_AUDIO, 0};
(TestCaseReference){ "audio_enumerateAndNameAudioDevices", "Enumerate and name available audio devices (output and capture)", TEST_ENABLED, TEST_REQUIRES_AUDIO, 0};

static const TestCaseReference test2 =
(TestCaseReference){ "audio_printInputDevices", "Checks available input (capture) device names.", TEST_ENABLED, TEST_REQUIRES_AUDIO, 0};
(TestCaseReference){ "audio_enumerateAndNameAudioDevicesNegativeTests", "Netative tests around enumeration and naming of audio devices.", TEST_ENABLED, TEST_REQUIRES_AUDIO, 0};

static const TestCaseReference test3 =
(TestCaseReference){ "audio_printAudioDrivers", "Checks available audio driver names.", TEST_ENABLED, TEST_REQUIRES_AUDIO, 0};
@@ -31,7 +32,7 @@ TestCaseReference **QueryTestSuite() {
return (TestCaseReference **)testSuite;
}

// Fixture
/* Fixture */

void
SetUp(void *arg)
@@ -51,49 +52,94 @@ TearDown(void *arg)
/* Test case functions */

/**
* @brief Checks available output (non-capture) device names.
* \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
*/
int audio_printOutputDevices()
int audio_enumerateAndNameAudioDevices()
{
int ret;
int i, n;
const char *name;
int t, tt;
int i, n, nn;
const char *name, *nameAgain;

/* Get number of devices. */
n = SDL_GetNumAudioDevices(0);
AssertTrue(n>=0, "Number of output devices < 0, reported as %i", n);
/* Iterate over types: t=0 output device, t=1 input/capture device */
for (t=0; t<2; t++) {

/* List devices. */
if (n>0)
{
for (i=0; i<n; i++) {
name = SDL_GetAudioDeviceName(i, 0);
AssertTrue(name != NULL, "name != NULL");
AssertTrue(strlen(name)>0, "name blank");
/* Get number of devices. */
n = SDL_GetNumAudioDevices(t);
AssertTrue(n>=0,
"Number of %s devices < 0, reported as %i: %s",
(t) ? "output" : "capture",
n,
SDL_GetError());

/* Variation of non-zero type */
if (t==1) {
tt = t + RandomIntegerInRange(1,10);
nn = SDL_GetNumAudioDevices(tt);
AssertTrue(n==nn, "SDL_GetNumAudioDevices(%i) : expected same number of audio devices %i, got %i", tt, n, nn);
nn = SDL_GetNumAudioDevices(-tt);
AssertTrue(n==nn, "SDL_GetNumAudioDevices(%i) : expected same number of audio devices %i, got %i", -tt, n, nn);
}

/* List devices. */
if (n>0) {
for (i=0; i<n; i++) {
name = SDL_GetAudioDeviceName(i, t);
AssertTrue(name != NULL, "SDL_GetAudioDeviceName(%i, %i): returned NULL name", i, t);
AssertTrue(strlen(name)>0, "SDL_GetAudioDeviceName(%i, %i): returned empty name string", i, t);
if (t==1) {
/* Also try non-zero type */
nameAgain = SDL_GetAudioDeviceName(i, tt);
AssertTrue(nameAgain != NULL, "SDL_GetAudioDeviceName(%i, %i): returned NULL name", i, tt);
AssertTrue(strlen(nameAgain)>0, "SDL_GetAudioDeviceName(%i, %i): returned empty name string", i, tt);
AssertTrue(strcmp(name, nameAgain)==0,
"SDL_GetAudioDeviceName(%i, %i): returned unexpected name string %s, expected %s",
i, tt, nameAgain, name);
}
}
}
}
}

/**
* @brief Checks available input (capture) device names.
* \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
*/
int audio_printInputDevices()
int audio_enumerateAndNameAudioDevicesNegativeTests()
{
int ret;
int i, n;
int t;
int i, j, no, nc;
const char *name;

/* Get number of devices. */
n = SDL_GetNumAudioDevices(1);
AssertTrue(n>=0, "Number of input devices < 0, reported as %i", n);
no = SDL_GetNumAudioDevices(0);
nc = SDL_GetNumAudioDevices(1);

/* List devices. */
if (n>0)
{
for (i=0; i<n; i++) {
name = SDL_GetAudioDeviceName(i, 1);
AssertTrue(name != NULL, "name != NULL");
AssertTrue(strlen(name)>0, "name empty");
/* Invalid device index when getting name */
for (t=0; t<2; t++) {
/* Negative device index */
i = -1;
name = SDL_GetAudioDeviceName(i, t);
AssertTrue(name == NULL, "SDL_GetAudioDeviceName(%i, %i): returned a name, should return NULL", i, t);

/* Device index past range */
for (j=0; j<3; j++) {
i = (t) ? nc+j : no+j;
name = SDL_GetAudioDeviceName(i, t);
AssertTrue(name == NULL, "SDL_GetAudioDeviceName(%i, %i): returned a name, should return NULL", i, t);
}

/* Capture index past capture range but within output range */
if ((no>0) && (no>nc) && (t==1)) {
i = no-1;
name = SDL_GetAudioDeviceName(i, t);
AssertTrue(name == NULL, "SDL_GetAudioDeviceName(%i, %i): returned a name, should return NULL", i, t);
}
}
}

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