/*

* Copyright 2013 The Emscripten Authors. All rights reserved.

* Emscripten is available under two separate licenses, the MIT license and the

* University of Illinois/NCSA Open Source License. Both these licenses can be

* found in the LICENSE file.

*/

#include <stdio.h>

#include <emscripten.h>

#include <fcntl.h>

#include <unistd.h>

#include <sys/stat.h>

#include <errno.h>

#include <string.h>

int result = 1;

void success()

{

REPORT_RESULT(result);

#ifdef FORCE_EXIT

emscripten_force_exit(0);

#endif

}

void test() {

int fd;

#if FIRST

// for each file, we first make sure it doesn't currently exist

// (we delete it at the end of !FIRST). We then test an empty

// file plus two files each with a small amount of content

struct stat st;

// the empty file

if ((stat("/working1/empty.txt", &st) != -1) || (errno != ENOENT))

result = -1000 - errno;

fd = open("/working1/empty.txt", O_RDWR | O_CREAT, 0666);

if (fd == -1)

result = -2000 - errno;

else if (close(fd) != 0)

result = -3000 - errno;

// a file whose contents are just 'az'

if ((stat("/working1/waka.txt", &st) != -1) || (errno != ENOENT))

result = -4000 - errno;

fd = open("/working1/waka.txt", O_RDWR | O_CREAT, 0666);

if (fd == -1)

result = -5000 - errno;

else

{

if (write(fd,"az",2) != 2)

result = -6000 - errno;

if (close(fd) != 0)

result = -7000 - errno;

}

// a file whose contents are random-ish string set by the test_browser.py file

if ((stat("/working1/moar.txt", &st) != -1) || (errno != ENOENT))

result = -8000 - errno;

fd = open("/working1/moar.txt", O_RDWR | O_CREAT, 0666);

if (fd == -1)

result = -9000 - errno;

else

{

if (write(fd, SECRET, strlen(SECRET)) != strlen(SECRET))

result = -10000 - errno;

if (close(fd) != 0)

result = -11000 - errno;

}

#else

// does the empty file exist?

fd = open("/working1/empty.txt", O_RDONLY);

if (fd == -1)

result = -12000 - errno;

else if (close(fd) != 0)

result = -13000 - errno;

if (unlink("/working1/empty.txt") != 0)

result = -14000 - errno;

// does the 'az' file exist, and does it contain 'az'?

fd = open("/working1/waka.txt", O_RDONLY);

if (fd == -1)

result = -15000 - errno;

else

{

char bf[4];

int bytes_read = read(fd,&bf[0],sizeof(bf));

if (bytes_read != 2)

result = -16000;

else if ((bf[0] != 'a') || (bf[1] != 'z'))

result = -17000;

if (close(fd) != 0)

result = -18000 - errno;

if (unlink("/working1/waka.txt") != 0)

result = -19000 - errno;

}

// does the random-ish file exist and does it contain SECRET?

fd = open("/working1/moar.txt", O_RDONLY);

if (fd == -1)

result = -20000 - errno;

else

{

char bf[256];

int bytes_read = read(fd,&bf[0],sizeof(bf));

if (bytes_read != strlen(SECRET))

result = -21000;

else

{

bf[strlen(SECRET)] = 0;

if (strcmp(bf,SECRET) != 0)

result = -22000;

}

if (close(fd) != 0)

result = -23000 - errno;

if (unlink("/working1/moar.txt") != 0)

result = -24000 - errno;

}

#endif

#if EXTRA_WORK

EM_ASM(

for (var i = 0; i < 100; i++) {

FS.syncfs(function (err) {

assert(!err);

console.log('extra work');

});

}

);

#endif

// sync from memory state to persisted and then

// run 'success'

EM_ASM(

FS.syncfs(function (err) {

assert(!err);

ccall('success', 'v');

});

);

}

int main() {

EM_ASM(

FS.mkdir('/working1');

FS.mount(IDBFS, {}, '/working1');

// sync from persisted state into memory and then

// run the 'test' function

FS.syncfs(true, function (err) {

assert(!err);

ccall('test', 'v');

});

);

emscripten_exit_with_live_runtime();

return 0;

}