test/test_emscripten_overlapped_package.c

// Copyright 2025 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 <stdlib.h>
#include <string.h>
#include <assert.h>

#include <emscripten.h>

void error2() {
  printf("fail2\n");
}

void load2() {
  char buffer[10] = {0};
  FILE *f = fopen("/target/file1.txt", "r");
  assert(f);
  fread(buffer, 1, 5, f);
  fclose(f);
  assert(strcmp(buffer, "first") == 0);

  memset(buffer, 0, 10);
  f = fopen("/target/file2.txt", "r");
  assert(f);
  fread(buffer, 1, 6, f);
  fclose(f);
  assert(strcmp(buffer, "second") == 0);
  exit(0);
}

void load1() {
  emscripten_async_load_script("script2.js", load2, error2);
}

void error1() {
  printf("fail1\n");
}

int main() {
  emscripten_async_load_script("script1.js", load1, error1);
  return 99;
}