netwerk/test/unit/test_data_protocol.js

   1 /* run some tests on the data: protocol handler */
   2
   3 // The behaviour wrt spaces is:
   4 // - Textual content keeps all spaces
   5 // - Other content strips unescaped spaces
   6 // - Base64 content strips escaped and unescaped spaces
   7
   8 "use strict";
   9
  10 var urls = [
  11   ["data:,", "text/plain", ""],
  12   ["data:,foo", "text/plain", "foo"],
  13   [
  14     "data:application/octet-stream,foo bar",
  15     "application/octet-stream",
  16     "foo bar",
  17   ],
  18   [
  19     "data:application/octet-stream,foo%20bar",
  20     "application/octet-stream",
  21     "foo bar",
  22   ],
  23   ["data:application/xhtml+xml,foo bar", "application/xhtml+xml", "foo bar"],
  24   ["data:application/xhtml+xml,foo%20bar", "application/xhtml+xml", "foo bar"],
  25   ["data:text/plain,foo%00 bar", "text/plain", "foo\x00 bar"],
  26   ["data:text/plain;x=y,foo%00 bar", "text/plain", "foo\x00 bar"],
  27   ["data:;x=y,foo%00 bar", "text/plain", "foo\x00 bar"],
  28   ["data:text/plain;base64,Zm9 vI%20GJ%0Dhc%0Ag==", "text/plain", "foo bar"],
  29   ["DATA:TEXT/PLAIN;BASE64,Zm9 vI%20GJ%0Dhc%0Ag==", "text/plain", "foo bar"],
  30   ["DaTa:;BaSe64,Zm9 vI%20GJ%0Dhc%0Ag==", "text/plain", "foo bar"],
  31   ["data:;x=y;base64,Zm9 vI%20GJ%0Dhc%0Ag==", "text/plain", "foo bar"],
  32   // Bug 774240
  33   [
  34     "data:application/octet-stream;base64=y,foobar",
  35     "application/octet-stream",
  36     "foobar",
  37   ],
  38   ["data:text/plain;base64;x=y,dGVzdA==", "text/plain", "dGVzdA=="],
  39   ["data:text/plain;x=y;base64,dGVzdA==", "text/plain", "test"],
  40   ["data:text/plain;x=y;base64,", "text/plain", ""],
  41   ["data:  ;charset=x   ;  base64,WA", "text/plain", "X", "x"],
  42   ["data:base64,WA", "text/plain", "WA", "US-ASCII"],
  43 ];
  44
  45 function run_test() {
  46   dump("*** run_test\n");
  47
  48   function on_read_complete(request, data, idx) {
  49     dump("*** run_test.on_read_complete\n");
  50
  51     if (request.nsIChannel.contentType != urls[idx][1]) {
  52       do_throw(
  53         "Type mismatch! Is <" +
  54           chan.contentType +
  55           ">, should be <" +
  56           urls[idx][1] +
  57           ">"
  58       );
  59     }
  60
  61     if (urls[idx][3] && request.nsIChannel.contentCharset !== urls[idx][3]) {
  62       do_throw(
  63         `Charset mismatch! Test <${urls[idx][0]}> - Is <${request.nsIChannel.contentCharset}>, should be <${urls[idx][3]}>`
  64       );
  65     }
  66
  67     /* read completed successfully.  now compare the data. */
  68     if (data != urls[idx][2]) {
  69       do_throw(
  70         "Stream contents do not match with direct read! Is <" +
  71           data +
  72           ">, should be <" +
  73           urls[idx][2] +
  74           ">"
  75       );
  76     }
  77     do_test_finished();
  78   }
  79
  80   for (var i = 0; i < urls.length; ++i) {
  81     dump("*** opening channel " + i + "\n");
  82     do_test_pending();
  83     var chan = NetUtil.newChannel({
  84       uri: urls[i][0],
  85       loadUsingSystemPrincipal: true,
  86     });
  87     chan.contentType = "foo/bar"; // should be ignored
  88     chan.asyncOpen(new ChannelListener(on_read_complete, i));
  89   }
  90 }