ref: c7a3e9c30833d032d5c74751c99731cdf132174e
dir: /external/SDL2/test/testautomation_pixels.c/
/**
* Pixels test suite
*/
#include <stdio.h>
#include "SDL.h"
#include "SDL_test.h"
/* Test case functions */
/* Definition of all RGB formats used to test pixel conversions */
const int _numRGBPixelFormats = 31;
Uint32 _RGBPixelFormats[] =
{
SDL_PIXELFORMAT_INDEX1LSB,
SDL_PIXELFORMAT_INDEX1MSB,
SDL_PIXELFORMAT_INDEX4LSB,
SDL_PIXELFORMAT_INDEX4MSB,
SDL_PIXELFORMAT_INDEX8,
SDL_PIXELFORMAT_RGB332,
SDL_PIXELFORMAT_RGB444,
SDL_PIXELFORMAT_BGR444,
SDL_PIXELFORMAT_RGB555,
SDL_PIXELFORMAT_BGR555,
SDL_PIXELFORMAT_ARGB4444,
SDL_PIXELFORMAT_RGBA4444,
SDL_PIXELFORMAT_ABGR4444,
SDL_PIXELFORMAT_BGRA4444,
SDL_PIXELFORMAT_ARGB1555,
SDL_PIXELFORMAT_RGBA5551,
SDL_PIXELFORMAT_ABGR1555,
SDL_PIXELFORMAT_BGRA5551,
SDL_PIXELFORMAT_RGB565,
SDL_PIXELFORMAT_BGR565,
SDL_PIXELFORMAT_RGB24,
SDL_PIXELFORMAT_BGR24,
SDL_PIXELFORMAT_RGB888,
SDL_PIXELFORMAT_RGBX8888,
SDL_PIXELFORMAT_BGR888,
SDL_PIXELFORMAT_BGRX8888,
SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_RGBA8888,
SDL_PIXELFORMAT_ABGR8888,
SDL_PIXELFORMAT_BGRA8888,
SDL_PIXELFORMAT_ARGB2101010
};
char* _RGBPixelFormatsVerbose[] =
{
"SDL_PIXELFORMAT_INDEX1LSB",
"SDL_PIXELFORMAT_INDEX1MSB",
"SDL_PIXELFORMAT_INDEX4LSB",
"SDL_PIXELFORMAT_INDEX4MSB",
"SDL_PIXELFORMAT_INDEX8",
"SDL_PIXELFORMAT_RGB332",
"SDL_PIXELFORMAT_RGB444",
"SDL_PIXELFORMAT_BGR444",
"SDL_PIXELFORMAT_RGB555",
"SDL_PIXELFORMAT_BGR555",
"SDL_PIXELFORMAT_ARGB4444",
"SDL_PIXELFORMAT_RGBA4444",
"SDL_PIXELFORMAT_ABGR4444",
"SDL_PIXELFORMAT_BGRA4444",
"SDL_PIXELFORMAT_ARGB1555",
"SDL_PIXELFORMAT_RGBA5551",
"SDL_PIXELFORMAT_ABGR1555",
"SDL_PIXELFORMAT_BGRA5551",
"SDL_PIXELFORMAT_RGB565",
"SDL_PIXELFORMAT_BGR565",
"SDL_PIXELFORMAT_RGB24",
"SDL_PIXELFORMAT_BGR24",
"SDL_PIXELFORMAT_RGB888",
"SDL_PIXELFORMAT_RGBX8888",
"SDL_PIXELFORMAT_BGR888",
"SDL_PIXELFORMAT_BGRX8888",
"SDL_PIXELFORMAT_ARGB8888",
"SDL_PIXELFORMAT_RGBA8888",
"SDL_PIXELFORMAT_ABGR8888",
"SDL_PIXELFORMAT_BGRA8888",
"SDL_PIXELFORMAT_ARGB2101010"
};
/* Definition of all Non-RGB formats used to test pixel conversions */
const int _numNonRGBPixelFormats = 7;
Uint32 _nonRGBPixelFormats[] =
{
SDL_PIXELFORMAT_YV12,
SDL_PIXELFORMAT_IYUV,
SDL_PIXELFORMAT_YUY2,
SDL_PIXELFORMAT_UYVY,
SDL_PIXELFORMAT_YVYU,
SDL_PIXELFORMAT_NV12,
SDL_PIXELFORMAT_NV21
};
char* _nonRGBPixelFormatsVerbose[] =
{
"SDL_PIXELFORMAT_YV12",
"SDL_PIXELFORMAT_IYUV",
"SDL_PIXELFORMAT_YUY2",
"SDL_PIXELFORMAT_UYVY",
"SDL_PIXELFORMAT_YVYU",
"SDL_PIXELFORMAT_NV12",
"SDL_PIXELFORMAT_NV21"
};
/* Definition of some invalid formats for negative tests */
const int _numInvalidPixelFormats = 2;
Uint32 _invalidPixelFormats[] =
{
0xfffffffe,
0xffffffff
};
char* _invalidPixelFormatsVerbose[] =
{
"SDL_PIXELFORMAT_UNKNOWN",
"SDL_PIXELFORMAT_UNKNOWN"
};
/* Test case functions */
/**
* @brief Call to SDL_AllocFormat and SDL_FreeFormat
*
* @sa http://wiki.libsdl.org/moin.fcg/SDL_AllocFormat
* @sa http://wiki.libsdl.org/moin.fcg/SDL_FreeFormat
*/
int
pixels_allocFreeFormat(void *arg)
{
const char *unknownFormat = "SDL_PIXELFORMAT_UNKNOWN";
const char *expectedError = "Parameter 'format' is invalid";
const char *error;
int i;
Uint32 format;
Uint32 masks;
SDL_PixelFormat* result;
/* Blank/unknown format */
format = 0;
SDLTest_Log("RGB Format: %s (%u)", unknownFormat, format);
/* Allocate format */
result = SDL_AllocFormat(format);
SDLTest_AssertPass("Call to SDL_AllocFormat()");
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result->format == format, "Verify value of result.format; expected: %u, got %u", format, result->format);
SDLTest_AssertCheck(result->BitsPerPixel == 0, "Verify value of result.BitsPerPixel; expected: 0, got %u", result->BitsPerPixel);
SDLTest_AssertCheck(result->BytesPerPixel == 0, "Verify value of result.BytesPerPixel; expected: 0, got %u", result->BytesPerPixel);
masks = result->Rmask | result->Gmask | result->Bmask | result->Amask;
SDLTest_AssertCheck(masks == 0, "Verify value of result.[RGBA]mask combined; expected: 0, got %u", masks);
/* Deallocate again */
SDL_FreeFormat(result);
SDLTest_AssertPass("Call to SDL_FreeFormat()");
}
/* RGB formats */
for (i = 0; i < _numRGBPixelFormats; i++) {
format = _RGBPixelFormats[i];
SDLTest_Log("RGB Format: %s (%u)", _RGBPixelFormatsVerbose[i], format);
/* Allocate format */
result = SDL_AllocFormat(format);
SDLTest_AssertPass("Call to SDL_AllocFormat()");
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result->format == format, "Verify value of result.format; expected: %u, got %u", format, result->format);
SDLTest_AssertCheck(result->BitsPerPixel > 0, "Verify value of result.BitsPerPixel; expected: >0, got %u", result->BitsPerPixel);
SDLTest_AssertCheck(result->BytesPerPixel > 0, "Verify value of result.BytesPerPixel; expected: >0, got %u", result->BytesPerPixel);
if (result->palette != NULL) {
masks = result->Rmask | result->Gmask | result->Bmask | result->Amask;
SDLTest_AssertCheck(masks > 0, "Verify value of result.[RGBA]mask combined; expected: >0, got %u", masks);
}
/* Deallocate again */
SDL_FreeFormat(result);
SDLTest_AssertPass("Call to SDL_FreeFormat()");
}
}
/* Non-RGB formats */
for (i = 0; i < _numNonRGBPixelFormats; i++) {
format = _nonRGBPixelFormats[i];
SDLTest_Log("non-RGB Format: %s (%u)", _nonRGBPixelFormatsVerbose[i], format);
/* Try to allocate format */
result = SDL_AllocFormat(format);
SDLTest_AssertPass("Call to SDL_AllocFormat()");
SDLTest_AssertCheck(result == NULL, "Verify result is NULL");
}
/* Negative cases */
/* Invalid Formats */
for (i = 0; i < _numInvalidPixelFormats; i++) {
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
format = _invalidPixelFormats[i];
result = SDL_AllocFormat(format);
SDLTest_AssertPass("Call to SDL_AllocFormat(%u)", format);
SDLTest_AssertCheck(result == NULL, "Verify result is NULL");
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError, error);
}
}
/* Invalid free pointer */
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
SDL_FreeFormat(NULL);
SDLTest_AssertPass("Call to SDL_FreeFormat(NULL)");
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError, error);
}
return TEST_COMPLETED;
}
/**
* @brief Call to SDL_GetPixelFormatName
*
* @sa http://wiki.libsdl.org/moin.fcg/SDL_GetPixelFormatName
*/
int
pixels_getPixelFormatName(void *arg)
{
const char *unknownFormat = "SDL_PIXELFORMAT_UNKNOWN";
const char *error;
int i;
Uint32 format;
char* result;
/* Blank/undefined format */
format = 0;
SDLTest_Log("RGB Format: %s (%u)", unknownFormat, format);
/* Get name of format */
result = (char *)SDL_GetPixelFormatName(format);
SDLTest_AssertPass("Call to SDL_GetPixelFormatName()");
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result[0] != '\0', "Verify result is non-empty");
SDLTest_AssertCheck(SDL_strcmp(result, unknownFormat) == 0,
"Verify result text; expected: %s, got %s", unknownFormat, result);
}
/* RGB formats */
for (i = 0; i < _numRGBPixelFormats; i++) {
format = _RGBPixelFormats[i];
SDLTest_Log("RGB Format: %s (%u)", _RGBPixelFormatsVerbose[i], format);
/* Get name of format */
result = (char *)SDL_GetPixelFormatName(format);
SDLTest_AssertPass("Call to SDL_GetPixelFormatName()");
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result[0] != '\0', "Verify result is non-empty");
SDLTest_AssertCheck(SDL_strcmp(result, _RGBPixelFormatsVerbose[i]) == 0,
"Verify result text; expected: %s, got %s", _RGBPixelFormatsVerbose[i], result);
}
}
/* Non-RGB formats */
for (i = 0; i < _numNonRGBPixelFormats; i++) {
format = _nonRGBPixelFormats[i];
SDLTest_Log("non-RGB Format: %s (%u)", _nonRGBPixelFormatsVerbose[i], format);
/* Get name of format */
result = (char *)SDL_GetPixelFormatName(format);
SDLTest_AssertPass("Call to SDL_GetPixelFormatName()");
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result[0] != '\0', "Verify result is non-empty");
SDLTest_AssertCheck(SDL_strcmp(result, _nonRGBPixelFormatsVerbose[i]) == 0,
"Verify result text; expected: %s, got %s", _nonRGBPixelFormatsVerbose[i], result);
}
}
/* Negative cases */
/* Invalid Formats */
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
for (i = 0; i < _numInvalidPixelFormats; i++) {
format = _invalidPixelFormats[i];
result = (char *)SDL_GetPixelFormatName(format);
SDLTest_AssertPass("Call to SDL_GetPixelFormatName(%u)", format);
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result[0] != '\0',
"Verify result is non-empty; got: %s", result);
SDLTest_AssertCheck(SDL_strcmp(result, _invalidPixelFormatsVerbose[i]) == 0,
"Validate name is UNKNOWN, expected: '%s', got: '%s'", _invalidPixelFormatsVerbose[i], result);
}
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error == NULL || error[0] == '\0', "Validate that error message is empty");
}
return TEST_COMPLETED;
}
/**
* @brief Call to SDL_AllocPalette and SDL_FreePalette
*
* @sa http://wiki.libsdl.org/moin.fcg/SDL_AllocPalette
* @sa http://wiki.libsdl.org/moin.fcg/SDL_FreePalette
*/
int
pixels_allocFreePalette(void *arg)
{
const char *expectedError1 = "Parameter 'ncolors' is invalid";
const char *expectedError2 = "Parameter 'palette' is invalid";
const char *error;
int variation;
int i;
int ncolors;
SDL_Palette* result;
/* Allocate palette */
for (variation = 1; variation <= 3; variation++) {
switch (variation) {
/* Just one color */
case 1:
ncolors = 1;
break;
/* Two colors */
case 2:
ncolors = 2;
break;
/* More than two colors */
case 3:
ncolors = SDLTest_RandomIntegerInRange(8, 16);
break;
}
result = SDL_AllocPalette(ncolors);
SDLTest_AssertPass("Call to SDL_AllocPalette(%d)", ncolors);
SDLTest_AssertCheck(result != NULL, "Verify result is not NULL");
if (result != NULL) {
SDLTest_AssertCheck(result->ncolors == ncolors, "Verify value of result.ncolors; expected: %u, got %u", ncolors, result->ncolors);
if (result->ncolors > 0) {
SDLTest_AssertCheck(result->colors != NULL, "Verify value of result.colors is not NULL");
if (result->colors != NULL) {
for(i = 0; i < result->ncolors; i++) {
SDLTest_AssertCheck(result->colors[i].r == 255, "Verify value of result.colors[%d].r; expected: 255, got %u", i, result->colors[i].r);
SDLTest_AssertCheck(result->colors[i].g == 255, "Verify value of result.colors[%d].g; expected: 255, got %u", i, result->colors[i].g);
SDLTest_AssertCheck(result->colors[i].b == 255, "Verify value of result.colors[%d].b; expected: 255, got %u", i, result->colors[i].b);
}
}
}
/* Deallocate again */
SDL_FreePalette(result);
SDLTest_AssertPass("Call to SDL_FreePalette()");
}
}
/* Negative cases */
/* Invalid number of colors */
for (ncolors = 0; ncolors > -3; ncolors--) {
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
result = SDL_AllocPalette(ncolors);
SDLTest_AssertPass("Call to SDL_AllocPalette(%d)", ncolors);
SDLTest_AssertCheck(result == NULL, "Verify result is NULL");
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError1) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError1, error);
}
}
/* Invalid free pointer */
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
SDL_FreePalette(NULL);
SDLTest_AssertPass("Call to SDL_FreePalette(NULL)");
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError2) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError2, error);
}
return TEST_COMPLETED;
}
/**
* @brief Call to SDL_CalculateGammaRamp
*
* @sa http://wiki.libsdl.org/moin.fcg/SDL_CalculateGammaRamp
*/
int
pixels_calcGammaRamp(void *arg)
{
const char *expectedError1 = "Parameter 'gamma' is invalid";
const char *expectedError2 = "Parameter 'ramp' is invalid";
const char *error;
float gamma;
Uint16 *ramp;
int variation;
int i;
int changed;
Uint16 magic = 0xbeef;
/* Allocate temp ramp array and fill with some value */
ramp = (Uint16 *)SDL_malloc(256 * sizeof(Uint16));
SDLTest_AssertCheck(ramp != NULL, "Validate temp ramp array could be allocated");
if (ramp == NULL) return TEST_ABORTED;
/* Make call with different gamma values */
for (variation = 0; variation < 4; variation++) {
switch (variation) {
/* gamma = 0 all black */
case 0:
gamma = 0.0f;
break;
/* gamma = 1 identity */
case 1:
gamma = 1.0f;
break;
/* gamma = [0.2,0.8] normal range */
case 2:
gamma = 0.2f + 0.8f * SDLTest_RandomUnitFloat();
break;
/* gamma = >1.1 non-standard range */
case 3:
gamma = 1.1f + SDLTest_RandomUnitFloat();
break;
}
/* Make call and check that values were updated */
for (i = 0; i < 256; i++) ramp[i] = magic;
SDL_CalculateGammaRamp(gamma, ramp);
SDLTest_AssertPass("Call to SDL_CalculateGammaRamp(%f)", gamma);
changed = 0;
for (i = 0; i < 256; i++) if (ramp[i] != magic) changed++;
SDLTest_AssertCheck(changed > 250, "Validate that ramp was calculated; expected: >250 values changed, got: %d values changed", changed);
/* Additional value checks for some cases */
i = SDLTest_RandomIntegerInRange(64,192);
switch (variation) {
case 0:
SDLTest_AssertCheck(ramp[i] == 0, "Validate value at position %d; expected: 0, got: %d", i, ramp[i]);
break;
case 1:
SDLTest_AssertCheck(ramp[i] == ((i << 8) | i), "Validate value at position %d; expected: %d, got: %d", i, (i << 8) | i, ramp[i]);
break;
case 2:
case 3:
SDLTest_AssertCheck(ramp[i] > 0, "Validate value at position %d; expected: >0, got: %d", i, ramp[i]);
break;
}
}
/* Negative cases */
SDL_ClearError();
SDLTest_AssertPass("Call to SDL_ClearError()");
gamma = -1;
for (i=0; i<256; i++) ramp[i] = magic;
SDL_CalculateGammaRamp(gamma, ramp);
SDLTest_AssertPass("Call to SDL_CalculateGammaRamp(%f)", gamma);
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError1) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError1, error);
}
changed = 0;
for (i = 0; i < 256; i++) if (ramp[i] != magic) changed++;
SDLTest_AssertCheck(changed ==0, "Validate that ramp unchanged; expected: 0 values changed got: %d values changed", changed);
SDL_CalculateGammaRamp(0.5f, NULL);
SDLTest_AssertPass("Call to SDL_CalculateGammaRamp(0.5,NULL)");
error = SDL_GetError();
SDLTest_AssertPass("Call to SDL_GetError()");
SDLTest_AssertCheck(error != NULL, "Validate that error message was not NULL");
if (error != NULL) {
SDLTest_AssertCheck(SDL_strcmp(error, expectedError2) == 0,
"Validate error message, expected: '%s', got: '%s'", expectedError2, error);
}
/* Cleanup */
SDL_free(ramp);
return TEST_COMPLETED;
}
/* ================= Test References ================== */
/* Pixels test cases */
static const SDLTest_TestCaseReference pixelsTest1 =
{ (SDLTest_TestCaseFp)pixels_allocFreeFormat, "pixels_allocFreeFormat", "Call to SDL_AllocFormat and SDL_FreeFormat", TEST_ENABLED };
static const SDLTest_TestCaseReference pixelsTest2 =
{ (SDLTest_TestCaseFp)pixels_allocFreePalette, "pixels_allocFreePalette", "Call to SDL_AllocPalette and SDL_FreePalette", TEST_ENABLED };
static const SDLTest_TestCaseReference pixelsTest3 =
{ (SDLTest_TestCaseFp)pixels_calcGammaRamp, "pixels_calcGammaRamp", "Call to SDL_CalculateGammaRamp", TEST_ENABLED };
static const SDLTest_TestCaseReference pixelsTest4 =
{ (SDLTest_TestCaseFp)pixels_getPixelFormatName, "pixels_getPixelFormatName", "Call to SDL_GetPixelFormatName", TEST_ENABLED };
/* Sequence of Pixels test cases */
static const SDLTest_TestCaseReference *pixelsTests[] = {
&pixelsTest1, &pixelsTest2, &pixelsTest3, &pixelsTest4, NULL
};
/* Pixels test suite (global) */
SDLTest_TestSuiteReference pixelsTestSuite = {
"Pixels",
NULL,
pixelsTests,
NULL
};