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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 1503470039390008dc011a55ce82f41aa52fa8aa authored by Mikhail Pozdnyakov on 16 March 2018, 12:55:10 UTC
[Sensor] Add feature detection
Tip revision: 1503470
formdata-blob.htm 
<!doctype html>
<html lang=en>
<meta charset=utf-8>
<title>XMLHttpRequest: upload formdata with blob</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
    <link rel="help" href="https://xhr.spec.whatwg.org/#interface-formdata" data-tested-assertations="following::P[1]" />
    <link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata" data-tested-assertations="following::P[2]" />
    <link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata-append" data-tested-assertations=".. following::P[1]" />
    <link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata-append" data-tested-assertations="following::P[2] following::UL[1]" />
    <link rel="help" href="https://xhr.spec.whatwg.org/#dom-XMLHttpRequest-send-FormData" data-tested-assertations="following::DD[1]" />
<div id="log"></div>
<script>
  function do_test (name, fd, expected) {
    var test = async_test(name);
    test.step(function() {
      var client = new XMLHttpRequest();
      client.onreadystatechange = test.step_func(function () {
        if (client.readyState !== 4) return;
        assert_equals(client.responseText, expected);
        test.done();
      });
      client.open("POST", "resources/upload.py");
      client.send(fd);
    });
  }

  function create_formdata () {
    var fd = new FormData();
    for (var i = 0; i < arguments.length; i++) {
      fd.append.apply(fd, arguments[i]);
    }
    return fd;
  }

  do_test("formdata with blob", create_formdata(['key', new Blob(['value'], {type: 'text/x-value'})]), '\nkey=blob:text/x-value:5,');
  do_test("formdata with named blob", create_formdata(['key', new Blob(['value'], {type: 'text/x-value'}), 'blob.txt']), '\nkey=blob.txt:text/x-value:5,');
  // If 3rd argument is given and 2nd is not a Blob, formdata.append() should throw
  var test = async_test('formdata.append() should throw if value is string and file name is given'); // needs to be async just because the others above are
  test.step(function(){
    assert_throws(new TypeError(), function(){
      create_formdata('a', 'b', 'c');
    });
  });
  test.done();
</script>
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