netwerk/test/unit/test_blob_channelname.js

   1 /* Any copyright is dedicated to the Public Domain.
   2    http://creativecommons.org/publicdomain/zero/1.0/ */
   3
   4 add_task(async function channelname() {
   5   var file = new File(
   6     [new Blob(["test"], { type: "text/plain" })],
   7     "test-name"
   8   );
   9   var url = URL.createObjectURL(file);
  10   var channel = NetUtil.newChannel({
  11     uri: url,
  12     loadUsingSystemPrincipal: true,
  13   });
  14
  15   let inputStream = channel.open();
  16   ok(inputStream, "Should be able to open channel");
  17   ok(
  18     inputStream.QueryInterface(Ci.nsIAsyncInputStream),
  19     "Stream should support async operations"
  20   );
  21
  22   await new Promise(resolve => {
  23     inputStream.asyncWait(
  24       () => {
  25         let available = inputStream.available();
  26         ok(available, "There should be data to read");
  27         Assert.equal(
  28           channel.contentDispositionFilename,
  29           "test-name",
  30           "filename matches"
  31         );
  32         resolve();
  33       },
  34       0,
  35       0,
  36       Services.tm.mainThread
  37     );
  38   });
  39
  40   inputStream.close();
  41   channel.cancel(Cr.NS_ERROR_FAILURE);
  42 });