/**

* Automated SDL_RWops test.

*

* Original code written by Edgar Simo "bobbens"

* Ported by Markus Kauppila (markus.kauppila@gmail.com)

* Updated and extended for SDL_test by aschiffler at ferzkopp dot net

*

* Released under Public Domain.

*/

/* quiet windows compiler warnings */

#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>

#include "SDL.h"

#include "SDL_test.h"

/* ================= Test Case Implementation ================== */

const char* RWopsReadTestFilename = "rwops_read";

const char* RWopsWriteTestFilename = "rwops_write";

const char* RWopsAlphabetFilename = "rwops_alphabet";

static const char RWopsHelloWorldTestString[] = "Hello World!";

static const char RWopsHelloWorldCompString[] = "Hello World!";

static const char RWopsAlphabetString[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

/* Fixture */

void

RWopsSetUp(void *arg)

{

size_t fileLen;

FILE *handle;

size_t writtenLen;

int result;

/* Clean up from previous runs (if any); ignore errors */

remove(RWopsReadTestFilename);

remove(RWopsWriteTestFilename);

remove(RWopsAlphabetFilename);

/* Create a test file */

handle = fopen(RWopsReadTestFilename, "w");

SDLTest_AssertCheck(handle != NULL, "Verify creation of file '%s' returned non NULL handle", RWopsReadTestFilename);

if (handle == NULL) return;

/* Write some known text into it */

fileLen = SDL_strlen(RWopsHelloWorldTestString);

writtenLen = fwrite(RWopsHelloWorldTestString, 1, fileLen, handle);

SDLTest_AssertCheck(fileLen == writtenLen, "Verify number of written bytes, expected %i, got %i", (int) fileLen, (int) writtenLen);

result = fclose(handle);

SDLTest_AssertCheck(result == 0, "Verify result from fclose, expected 0, got %i", result);

/* Create a second test file */

handle = fopen(RWopsAlphabetFilename, "w");

SDLTest_AssertCheck(handle != NULL, "Verify creation of file '%s' returned non NULL handle", RWopsAlphabetFilename);

if (handle == NULL) return;

/* Write alphabet text into it */

fileLen = SDL_strlen(RWopsAlphabetString);

writtenLen = fwrite(RWopsAlphabetString, 1, fileLen, handle);

SDLTest_AssertCheck(fileLen == writtenLen, "Verify number of written bytes, expected %i, got %i", (int) fileLen, (int) writtenLen);

result = fclose(handle);

SDLTest_AssertCheck(result == 0, "Verify result from fclose, expected 0, got %i", result);

SDLTest_AssertPass("Creation of test file completed");

}

void

RWopsTearDown(void *arg)

{

int result;

/* Remove the created files to clean up; ignore errors for write filename */

result = remove(RWopsReadTestFilename);

SDLTest_AssertCheck(result == 0, "Verify result from remove(%s), expected 0, got %i", RWopsReadTestFilename, result);

remove(RWopsWriteTestFilename);

result = remove(RWopsAlphabetFilename);

SDLTest_AssertCheck(result == 0, "Verify result from remove(%s), expected 0, got %i", RWopsAlphabetFilename, result);

SDLTest_AssertPass("Cleanup of test files completed");

}

/**

* @brief Makes sure parameters work properly. Local helper function.

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWseek

* http://wiki.libsdl.org/moin.cgi/SDL_RWread

*/

void

_testGenericRWopsValidations(SDL_RWops *rw, int write)

{

char buf[sizeof(RWopsHelloWorldTestString)];

Sint64 i;

size_t s;

int seekPos = SDLTest_RandomIntegerInRange(4, 8);

/* Clear buffer */

SDL_zero(buf);

/* Set to start. */

i = SDL_RWseek(rw, 0, RW_SEEK_SET );

SDLTest_AssertPass("Call to SDL_RWseek succeeded");

SDLTest_AssertCheck(i == (Sint64)0, "Verify seek to 0 with SDL_RWseek (RW_SEEK_SET), expected 0, got %"SDL_PRIs64, i);

/* Test write. */

s = SDL_RWwrite(rw, RWopsHelloWorldTestString, sizeof(RWopsHelloWorldTestString)-1, 1);

SDLTest_AssertPass("Call to SDL_RWwrite succeeded");

if (write) {

SDLTest_AssertCheck(s == (size_t)1, "Verify result of writing one byte with SDL_RWwrite, expected 1, got %i", (int) s);

}

else {

SDLTest_AssertCheck(s == (size_t)0, "Verify result of writing with SDL_RWwrite, expected: 0, got %i", (int) s);

}

/* Test seek to random position */

i = SDL_RWseek( rw, seekPos, RW_SEEK_SET );

SDLTest_AssertPass("Call to SDL_RWseek succeeded");

SDLTest_AssertCheck(i == (Sint64)seekPos, "Verify seek to %i with SDL_RWseek (RW_SEEK_SET), expected %i, got %"SDL_PRIs64, seekPos, seekPos, i);

/* Test seek back to start */

i = SDL_RWseek(rw, 0, RW_SEEK_SET );

SDLTest_AssertPass("Call to SDL_RWseek succeeded");

SDLTest_AssertCheck(i == (Sint64)0, "Verify seek to 0 with SDL_RWseek (RW_SEEK_SET), expected 0, got %"SDL_PRIs64, i);

/* Test read */

s = SDL_RWread( rw, buf, 1, sizeof(RWopsHelloWorldTestString)-1 );

SDLTest_AssertPass("Call to SDL_RWread succeeded");

SDLTest_AssertCheck(

s == (size_t)(sizeof(RWopsHelloWorldTestString)-1),

"Verify result from SDL_RWread, expected %i, got %i",

(int) (sizeof(RWopsHelloWorldTestString)-1),

(int) s);

SDLTest_AssertCheck(

SDL_memcmp(buf, RWopsHelloWorldTestString, sizeof(RWopsHelloWorldTestString)-1 ) == 0,

"Verify read bytes match expected string, expected '%s', got '%s'", RWopsHelloWorldTestString, buf);

/* More seek tests. */

i = SDL_RWseek( rw, -4, RW_SEEK_CUR );

SDLTest_AssertPass("Call to SDL_RWseek(...,-4,RW_SEEK_CUR) succeeded");

SDLTest_AssertCheck(

i == (Sint64)(sizeof(RWopsHelloWorldTestString)-5),

"Verify seek to -4 with SDL_RWseek (RW_SEEK_CUR), expected %i, got %i",

(int) (sizeof(RWopsHelloWorldTestString)-5),

(int) i);

i = SDL_RWseek( rw, -1, RW_SEEK_END );

SDLTest_AssertPass("Call to SDL_RWseek(...,-1,RW_SEEK_END) succeeded");

SDLTest_AssertCheck(

i == (Sint64)(sizeof(RWopsHelloWorldTestString)-2),

"Verify seek to -1 with SDL_RWseek (RW_SEEK_END), expected %i, got %i",

(int) (sizeof(RWopsHelloWorldTestString)-2),

(int) i);

/* Invalid whence seek */

i = SDL_RWseek( rw, 0, 999 );

SDLTest_AssertPass("Call to SDL_RWseek(...,0,invalid_whence) succeeded");

SDLTest_AssertCheck(

i == (Sint64)(-1),

"Verify seek with SDL_RWseek (invalid_whence); expected: -1, got %i",

(int) i);

}

/* !

* Negative test for SDL_RWFromFile parameters

*

* \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile

*

*/

int

rwops_testParamNegative (void)

{

SDL_RWops *rwops;

/* These should all fail. */

rwops = SDL_RWFromFile(NULL, NULL);

SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, NULL) succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, NULL) returns NULL");

rwops = SDL_RWFromFile(NULL, "ab+");

SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, \"ab+\") succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, \"ab+\") returns NULL");

rwops = SDL_RWFromFile(NULL, "sldfkjsldkfj");

SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, \"sldfkjsldkfj\") succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, \"sldfkjsldkfj\") returns NULL");

rwops = SDL_RWFromFile("something", "");

SDLTest_AssertPass("Call to SDL_RWFromFile(\"something\", \"\") succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(\"something\", \"\") returns NULL");

rwops = SDL_RWFromFile("something", NULL);

SDLTest_AssertPass("Call to SDL_RWFromFile(\"something\", NULL) succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(\"something\", NULL) returns NULL");

rwops = SDL_RWFromMem((void *)NULL, 10);

SDLTest_AssertPass("Call to SDL_RWFromMem(NULL, 10) succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromMem(NULL, 10) returns NULL");

rwops = SDL_RWFromMem((void *)RWopsAlphabetString, 0);

SDLTest_AssertPass("Call to SDL_RWFromMem(data, 0) succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromMem(data, 0) returns NULL");

rwops = SDL_RWFromConstMem((const void *)RWopsAlphabetString, 0);

SDLTest_AssertPass("Call to SDL_RWFromConstMem(data, 0) succeeded");

SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromConstMem(data, 0) returns NULL");

return TEST_COMPLETED;

}

/**

* @brief Tests opening from memory.

*

* \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromMem

* \sa http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*/

int

rwops_testMem (void)

{

char mem[sizeof(RWopsHelloWorldTestString)];

SDL_RWops *rw;

int result;

/* Clear buffer */

SDL_zero(mem);

/* Open */

rw = SDL_RWFromMem(mem, sizeof(RWopsHelloWorldTestString)-1);

SDLTest_AssertPass("Call to SDL_RWFromMem() succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening memory with SDL_RWFromMem does not return NULL");

/* Bail out if NULL */

if (rw == NULL) return TEST_ABORTED;

/* Check type */

SDLTest_AssertCheck(rw->type == SDL_RWOPS_MEMORY, "Verify RWops type is SDL_RWOPS_MEMORY; expected: %d, got: %d", SDL_RWOPS_MEMORY, rw->type);

/* Run generic tests */

_testGenericRWopsValidations(rw, 1);

/* Close */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests opening from memory.

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromConstMem

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*/

int

rwops_testConstMem (void)

{

SDL_RWops *rw;

int result;

/* Open handle */

rw = SDL_RWFromConstMem( RWopsHelloWorldCompString, sizeof(RWopsHelloWorldCompString)-1 );

SDLTest_AssertPass("Call to SDL_RWFromConstMem() succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening memory with SDL_RWFromConstMem does not return NULL");

/* Bail out if NULL */

if (rw == NULL) return TEST_ABORTED;

/* Check type */

SDLTest_AssertCheck(rw->type == SDL_RWOPS_MEMORY_RO, "Verify RWops type is SDL_RWOPS_MEMORY_RO; expected: %d, got: %d", SDL_RWOPS_MEMORY_RO, rw->type);

/* Run generic tests */

_testGenericRWopsValidations( rw, 0 );

/* Close handle */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests reading from file.

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*/

int

rwops_testFileRead(void)

{

SDL_RWops *rw;

int result;

/* Read test. */

rw = SDL_RWFromFile(RWopsReadTestFilename, "r");

SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"r\") succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in read mode does not return NULL");

/* Bail out if NULL */

if (rw == NULL) return TEST_ABORTED;

/* Check type */

#if defined(__ANDROID__)

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE || rw->type == SDL_RWOPS_JNIFILE,

"Verify RWops type is SDL_RWOPS_STDFILE or SDL_RWOPS_JNIFILE; expected: %d|%d, got: %d", SDL_RWOPS_STDFILE, SDL_RWOPS_JNIFILE, rw->type);

#elif defined(__WIN32__)

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_WINFILE,

"Verify RWops type is SDL_RWOPS_WINFILE; expected: %d, got: %d", SDL_RWOPS_WINFILE, rw->type);

#else

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE,

"Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);

#endif

/* Run generic tests */

_testGenericRWopsValidations( rw, 0 );

/* Close handle */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests writing from file.

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*/

int

rwops_testFileWrite(void)

{

SDL_RWops *rw;

int result;

/* Write test. */

rw = SDL_RWFromFile(RWopsWriteTestFilename, "w+");

SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"w+\") succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in write mode does not return NULL");

/* Bail out if NULL */

if (rw == NULL) return TEST_ABORTED;

/* Check type */

#if defined(__ANDROID__)

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE || rw->type == SDL_RWOPS_JNIFILE,

"Verify RWops type is SDL_RWOPS_STDFILE or SDL_RWOPS_JNIFILE; expected: %d|%d, got: %d", SDL_RWOPS_STDFILE, SDL_RWOPS_JNIFILE, rw->type);

#elif defined(__WIN32__)

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_WINFILE,

"Verify RWops type is SDL_RWOPS_WINFILE; expected: %d, got: %d", SDL_RWOPS_WINFILE, rw->type);

#else

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE,

"Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);

#endif

/* Run generic tests */

_testGenericRWopsValidations( rw, 1 );

/* Close handle */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests reading from file handle

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromFP

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*

*/

int

rwops_testFPRead(void)

{

FILE *fp;

SDL_RWops *rw;

int result;

/* Run read tests. */

fp = fopen(RWopsReadTestFilename, "r");

SDLTest_AssertCheck(fp != NULL, "Verify handle from opening file '%s' in read mode is not NULL", RWopsReadTestFilename);

/* Bail out if NULL */

if (fp == NULL) return TEST_ABORTED;

/* Open */

rw = SDL_RWFromFP( fp, SDL_TRUE );

SDLTest_AssertPass("Call to SDL_RWFromFP() succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFP in read mode does not return NULL");

/* Bail out if NULL */

if (rw == NULL) {

fclose(fp);

return TEST_ABORTED;

}

/* Check type */

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE,

"Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);

/* Run generic tests */

_testGenericRWopsValidations( rw, 0 );

/* Close handle - does fclose() */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests writing to file handle

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromFP

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

*

*/

int

rwops_testFPWrite(void)

{

FILE *fp;

SDL_RWops *rw;

int result;

/* Run write tests. */

fp = fopen(RWopsWriteTestFilename, "w+");

SDLTest_AssertCheck(fp != NULL, "Verify handle from opening file '%s' in write mode is not NULL", RWopsWriteTestFilename);

/* Bail out if NULL */

if (fp == NULL) return TEST_ABORTED;

/* Open */

rw = SDL_RWFromFP( fp, SDL_TRUE );

SDLTest_AssertPass("Call to SDL_RWFromFP() succeeded");

SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFP in write mode does not return NULL");

/* Bail out if NULL */

if (rw == NULL) {

fclose(fp);

return TEST_ABORTED;

}

/* Check type */

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_STDFILE,

"Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);

/* Run generic tests */

_testGenericRWopsValidations( rw, 1 );

/* Close handle - does fclose() */

result = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

return TEST_COMPLETED;

}

/**

* @brief Tests alloc and free RW context.

*

* \sa http://wiki.libsdl.org/moin.cgi/SDL_AllocRW

* \sa http://wiki.libsdl.org/moin.cgi/SDL_FreeRW

*/

int

rwops_testAllocFree (void)

{

/* Allocate context */

SDL_RWops *rw = SDL_AllocRW();

SDLTest_AssertPass("Call to SDL_AllocRW() succeeded");

SDLTest_AssertCheck(rw != NULL, "Validate result from SDL_AllocRW() is not NULL");

if (rw==NULL) return TEST_ABORTED;

/* Check type */

SDLTest_AssertCheck(

rw->type == SDL_RWOPS_UNKNOWN,

"Verify RWops type is SDL_RWOPS_UNKNOWN; expected: %d, got: %d", SDL_RWOPS_UNKNOWN, rw->type);

/* Free context again */

SDL_FreeRW(rw);

SDLTest_AssertPass("Call to SDL_FreeRW() succeeded");

return TEST_COMPLETED;

}

/**

* @brief Compare memory and file reads

*

* \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromMem

* \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile

*/

int

rwops_testCompareRWFromMemWithRWFromFile(void)

{

int slen = 26;

char buffer_file[27];

char buffer_mem[27];

size_t rv_file;

size_t rv_mem;

Uint64 sv_file;

Uint64 sv_mem;

SDL_RWops* rwops_file;

SDL_RWops* rwops_mem;

int size;

int result;

for (size=5; size<10; size++)

{

/* Terminate buffer */

buffer_file[slen] = 0;

buffer_mem[slen] = 0;

/* Read/seek from memory */

rwops_mem = SDL_RWFromMem((void *)RWopsAlphabetString, slen);

SDLTest_AssertPass("Call to SDL_RWFromMem()");

rv_mem = SDL_RWread(rwops_mem, buffer_mem, size, 6);

SDLTest_AssertPass("Call to SDL_RWread(mem, size=%d)", size);

sv_mem = SDL_RWseek(rwops_mem, 0, SEEK_END);

SDLTest_AssertPass("Call to SDL_RWseek(mem,SEEK_END)");

result = SDL_RWclose(rwops_mem);

SDLTest_AssertPass("Call to SDL_RWclose(mem)");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

/* Read/see from file */

rwops_file = SDL_RWFromFile(RWopsAlphabetFilename, "r");

SDLTest_AssertPass("Call to SDL_RWFromFile()");

rv_file = SDL_RWread(rwops_file, buffer_file, size, 6);

SDLTest_AssertPass("Call to SDL_RWread(file, size=%d)", size);

sv_file = SDL_RWseek(rwops_file, 0, SEEK_END);

SDLTest_AssertPass("Call to SDL_RWseek(file,SEEK_END)");

result = SDL_RWclose(rwops_file);

SDLTest_AssertPass("Call to SDL_RWclose(file)");

SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);

/* Compare */

SDLTest_AssertCheck(rv_mem == rv_file, "Verify returned read blocks matches for mem and file reads; got: rv_mem=%d rv_file=%d", (int) rv_mem, (int) rv_file);

SDLTest_AssertCheck(sv_mem == sv_file, "Verify SEEK_END position matches for mem and file seeks; got: sv_mem=%d sv_file=%d", (int) sv_mem, (int) sv_file);

SDLTest_AssertCheck(buffer_mem[slen] == 0, "Verify mem buffer termination; expected: 0, got: %d", buffer_mem[slen]);

SDLTest_AssertCheck(buffer_file[slen] == 0, "Verify file buffer termination; expected: 0, got: %d", buffer_file[slen]);

SDLTest_AssertCheck(

SDL_strncmp(buffer_mem, RWopsAlphabetString, slen) == 0,

"Verify mem buffer contain alphabet string; expected: %s, got: %s", RWopsAlphabetString, buffer_mem);

SDLTest_AssertCheck(

SDL_strncmp(buffer_file, RWopsAlphabetString, slen) == 0,

"Verify file buffer contain alphabet string; expected: %s, got: %s", RWopsAlphabetString, buffer_file);

}

return TEST_COMPLETED;

}

/**

* @brief Tests writing and reading from file using endian aware functions.

*

* \sa

* http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile

* http://wiki.libsdl.org/moin.cgi/SDL_RWClose

* http://wiki.libsdl.org/moin.cgi/SDL_ReadBE16

* http://wiki.libsdl.org/moin.cgi/SDL_WriteBE16

*/

int

rwops_testFileWriteReadEndian(void)

{

SDL_RWops *rw;

Sint64 result;

int mode;

size_t objectsWritten;

Uint16 BE16value;

Uint32 BE32value;

Uint64 BE64value;

Uint16 LE16value;

Uint32 LE32value;

Uint64 LE64value;

Uint16 BE16test;

Uint32 BE32test;

Uint64 BE64test;

Uint16 LE16test;

Uint32 LE32test;

Uint64 LE64test;

int cresult;

for (mode = 0; mode < 3; mode++) {

/* Create test data */

switch (mode) {

case 0:

SDLTest_Log("All 0 values");

BE16value = 0;

BE32value = 0;

BE64value = 0;

LE16value = 0;

LE32value = 0;

LE64value = 0;

break;

case 1:

SDLTest_Log("All 1 values");

BE16value = 1;

BE32value = 1;

BE64value = 1;

LE16value = 1;

LE32value = 1;

LE64value = 1;

break;

case 2:

SDLTest_Log("Random values");

BE16value = SDLTest_RandomUint16();

BE32value = SDLTest_RandomUint32();

BE64value = SDLTest_RandomUint64();

LE16value = SDLTest_RandomUint16();

LE32value = SDLTest_RandomUint32();

LE64value = SDLTest_RandomUint64();

break;

}

/* Write test. */

rw = SDL_RWFromFile(RWopsWriteTestFilename, "w+");

SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"w+\")");

SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in write mode does not return NULL");

/* Bail out if NULL */

if (rw == NULL) return TEST_ABORTED;

/* Write test data */

objectsWritten = SDL_WriteBE16(rw, BE16value);

SDLTest_AssertPass("Call to SDL_WriteBE16()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

objectsWritten = SDL_WriteBE32(rw, BE32value);

SDLTest_AssertPass("Call to SDL_WriteBE32()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

objectsWritten = SDL_WriteBE64(rw, BE64value);

SDLTest_AssertPass("Call to SDL_WriteBE64()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

objectsWritten = SDL_WriteLE16(rw, LE16value);

SDLTest_AssertPass("Call to SDL_WriteLE16()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

objectsWritten = SDL_WriteLE32(rw, LE32value);

SDLTest_AssertPass("Call to SDL_WriteLE32()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

objectsWritten = SDL_WriteLE64(rw, LE64value);

SDLTest_AssertPass("Call to SDL_WriteLE64()");

SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);

/* Test seek to start */

result = SDL_RWseek( rw, 0, RW_SEEK_SET );

SDLTest_AssertPass("Call to SDL_RWseek succeeded");

SDLTest_AssertCheck(result == 0, "Verify result from position 0 with SDL_RWseek, expected 0, got %i", (int) result);

/* Read test data */

BE16test = SDL_ReadBE16(rw);

SDLTest_AssertPass("Call to SDL_ReadBE16()");

SDLTest_AssertCheck(BE16test == BE16value, "Validate return value from SDL_ReadBE16, expected: %hu, got: %hu", BE16value, BE16test);

BE32test = SDL_ReadBE32(rw);

SDLTest_AssertPass("Call to SDL_ReadBE32()");

SDLTest_AssertCheck(BE32test == BE32value, "Validate return value from SDL_ReadBE32, expected: %u, got: %u", BE32value, BE32test);

BE64test = SDL_ReadBE64(rw);

SDLTest_AssertPass("Call to SDL_ReadBE64()");

SDLTest_AssertCheck(BE64test == BE64value, "Validate return value from SDL_ReadBE64, expected: %"SDL_PRIu64", got: %"SDL_PRIu64, BE64value, BE64test);

LE16test = SDL_ReadLE16(rw);

SDLTest_AssertPass("Call to SDL_ReadLE16()");

SDLTest_AssertCheck(LE16test == LE16value, "Validate return value from SDL_ReadLE16, expected: %hu, got: %hu", LE16value, LE16test);

LE32test = SDL_ReadLE32(rw);

SDLTest_AssertPass("Call to SDL_ReadLE32()");

SDLTest_AssertCheck(LE32test == LE32value, "Validate return value from SDL_ReadLE32, expected: %u, got: %u", LE32value, LE32test);

LE64test = SDL_ReadLE64(rw);

SDLTest_AssertPass("Call to SDL_ReadLE64()");

SDLTest_AssertCheck(LE64test == LE64value, "Validate return value from SDL_ReadLE64, expected: %"SDL_PRIu64", got: %"SDL_PRIu64, LE64value, LE64test);

/* Close handle */

cresult = SDL_RWclose(rw);

SDLTest_AssertPass("Call to SDL_RWclose() succeeded");

SDLTest_AssertCheck(cresult == 0, "Verify result value is 0; got: %d", cresult);

}

return TEST_COMPLETED;

}

/* ================= Test References ================== */

/* RWops test cases */

static const SDLTest_TestCaseReference rwopsTest1 =

{ (SDLTest_TestCaseFp)rwops_testParamNegative, "rwops_testParamNegative", "Negative test for SDL_RWFromFile parameters", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest2 =

{ (SDLTest_TestCaseFp)rwops_testMem, "rwops_testMem", "Tests opening from memory", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest3 =

{ (SDLTest_TestCaseFp)rwops_testConstMem, "rwops_testConstMem", "Tests opening from (const) memory", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest4 =

{ (SDLTest_TestCaseFp)rwops_testFileRead, "rwops_testFileRead", "Tests reading from a file", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest5 =

{ (SDLTest_TestCaseFp)rwops_testFileWrite, "rwops_testFileWrite", "Test writing to a file", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest6 =

{ (SDLTest_TestCaseFp)rwops_testFPRead, "rwops_testFPRead", "Test reading from file pointer", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest7 =

{ (SDLTest_TestCaseFp)rwops_testFPWrite, "rwops_testFPWrite", "Test writing to file pointer", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest8 =

{ (SDLTest_TestCaseFp)rwops_testAllocFree, "rwops_testAllocFree", "Test alloc and free of RW context", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest9 =

{ (SDLTest_TestCaseFp)rwops_testFileWriteReadEndian, "rwops_testFileWriteReadEndian", "Test writing and reading via the Endian aware functions", TEST_ENABLED };

static const SDLTest_TestCaseReference rwopsTest10 =

{ (SDLTest_TestCaseFp)rwops_testCompareRWFromMemWithRWFromFile, "rwops_testCompareRWFromMemWithRWFromFile", "Compare RWFromMem and RWFromFile RWops for read and seek", TEST_ENABLED };

/* Sequence of RWops test cases */

static const SDLTest_TestCaseReference *rwopsTests[] = {

&rwopsTest1, &rwopsTest2, &rwopsTest3, &rwopsTest4, &rwopsTest5, &rwopsTest6,

&rwopsTest7, &rwopsTest8, &rwopsTest9, &rwopsTest10, NULL

};

/* RWops test suite (global) */

SDLTest_TestSuiteReference rwopsTestSuite = {

"RWops",

RWopsSetUp,

rwopsTests,

RWopsTearDown

};