tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

common_temporaryFileBlob.js (2883B)

      1 // This file expects next() to be defined in the scope it is imported into.
      2 /* global next */
      3 var data = new Array(256).join("1234567890ABCDEF");
      4 
      5 function createXHR() {
      6  var xhr = new XMLHttpRequest();
      7  xhr.open("POST", "temporaryFileBlob.sjs");
      8  xhr.responseType = "blob";
      9  xhr.send({
     10    toString() {
     11      return data;
     12    },
     13  });
     14  return xhr;
     15 }
     16 
     17 function test_simple() {
     18  info("Simple test");
     19 
     20  var xhr = createXHR();
     21 
     22  xhr.onloadend = function () {
     23    ok(xhr.response instanceof Blob, "We have a blob!");
     24    ok(!(xhr.response instanceof File), "Our blob is not a file!");
     25    if ("SpecialPowers" in self) {
     26      is(
     27        SpecialPowers.wrap(xhr.response).blobImplType,
     28        "StreamBlobImpl[TemporaryFileBlobImpl]",
     29        "We have a blob stored into a stream file"
     30      );
     31    }
     32    is(xhr.response.size, data.length, "Data length matches");
     33 
     34    var fr = new FileReader();
     35    fr.readAsText(xhr.response);
     36    fr.onload = function () {
     37      is(fr.result, data, "Data content matches");
     38      next();
     39    };
     40  };
     41 }
     42 
     43 function test_abort() {
     44  info("Aborting during onloading");
     45 
     46  var xhr = createXHR();
     47 
     48  xhr.onprogress = function () {
     49    xhr.abort();
     50  };
     51 
     52  xhr.onloadend = function () {
     53    ok(!xhr.response, "We should not have a Blob!");
     54    next();
     55  };
     56 }
     57 
     58 function test_reuse() {
     59  info("Reuse test");
     60 
     61  var xhr = createXHR();
     62 
     63  var count = 0;
     64  xhr.onloadend = function () {
     65    ok(xhr.response instanceof Blob, "We have a blob!");
     66    ok(!(xhr.response instanceof File), "Our blob is not a file!");
     67    if ("SpecialPowers" in self) {
     68      is(
     69        SpecialPowers.wrap(xhr.response).blobImplType,
     70        "StreamBlobImpl[TemporaryFileBlobImpl]",
     71        "We have a blob stored into a stream file"
     72      );
     73    }
     74    is(xhr.response.size, data.length, "Data length matches");
     75 
     76    var fr = new FileReader();
     77    fr.readAsText(xhr.response);
     78    fr.onload = function () {
     79      is(fr.result, data, "Data content matches");
     80      if (++count > 2) {
     81        next();
     82        return;
     83      }
     84 
     85      xhr.open("POST", "temporaryFileBlob.sjs");
     86      xhr.responseType = "blob";
     87      xhr.send({
     88        toString() {
     89          return data;
     90        },
     91      });
     92    };
     93  };
     94 }
     95 
     96 function test_worker_generic(test) {
     97  var w = new Worker("worker_temporaryFileBlob.js");
     98  w.onmessage = function (e) {
     99    if (e.data.type == "info") {
    100      info(e.data.msg);
    101    } else if (e.data.type == "check") {
    102      ok(e.data.what, e.data.msg);
    103    } else if (e.data.type == "finish") {
    104      next();
    105    } else {
    106      ok(false, "Something wrong happened");
    107    }
    108  };
    109 
    110  w.postMessage(test);
    111 }
    112 
    113 function test_worker() {
    114  info("XHR in workers");
    115  test_worker_generic("simple");
    116 }
    117 
    118 function test_worker_abort() {
    119  info("XHR in workers");
    120  test_worker_generic("abort");
    121 }
    122 
    123 function test_worker_reuse() {
    124  info("XHR in workers");
    125  test_worker_generic("reuse");
    126 }