Function main

test/fetch/test_fetch_cached_xhr.cpp:39–70

XHR and store to cache.

// XHR and store to cache.
int main() {
  emscripten_fetch_attr_t attr;
  emscripten_fetch_attr_init(&attr);
  strcpy(attr.requestMethod, "GET");
  attr.onsuccess = [](emscripten_fetch_t *fetch) {
    assert(fetch->numBytes == fetch->totalBytes);
    assert(fetch->data != 0);
    printf("Finished downloading %llu bytes\n", fetch->numBytes);
    emscripten_fetch_close(fetch);

    // Test that the file now exists:
    fetchFromIndexedDB();
  };
  attr.onerror = [](emscripten_fetch_t *fetch) {
    printf("Error downloading\n");
    abort();
  };
  attr.onprogress = [](emscripten_fetch_t *fetch) {
    if (fetch->totalBytes > 0) {
      printf("Downloading.. %.2f%% complete.\n", (fetch->dataOffset + fetch->numBytes) * 100.0 / fetch->totalBytes);
    } else {
      printf("Downloading.. %lld bytes complete.\n", fetch->dataOffset + fetch->numBytes);
    }
  };
  attr.attributes = EMSCRIPTEN_FETCH_REPLACE | EMSCRIPTEN_FETCH_LOAD_TO_MEMORY | EMSCRIPTEN_FETCH_PERSIST_FILE;
  emscripten_fetch_t *fetch = emscripten_fetch(&attr, "gears.png");
  assert(fetch != 0);
  // emscripten_fetch() must be able to operate without referencing to this
  // structure after the call.
  memset(&attr, 0, sizeof(attr));
  return 99;
}