blob-contenttype.any.js

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// META: title=Blob Content Type

// META: script=resources/support.js

// META: timeout=long

indexeddb_test(

    function upgrade(t, db) {

        db.createObjectStore('store');

},

    function success(t, db) {

        var type = 'x-files/trust-no-one';

        var blob = new Blob(['mulder', 'scully'], {type: type});

        assert_equals(blob.type, type, 'Blob type should match constructor option');

        var tx = db.transaction('store', 'readwrite');

        tx.objectStore('store').put(blob, 'key');

        tx.oncomplete = t.step_func(function() {

          var tx = db.transaction('store', 'readonly');

          tx.objectStore('store').get('key').onsuccess =

              t.step_func(function(e) {

                var result = e.target.result;

                assert_equals(result.type, type, 'Blob type should survive round-trip');

                // Test createObjectURL i.e. a blob:// URL.

                var url = URL.createObjectURL(result);

                var xhr = new XMLHttpRequest(), async = true;

                xhr.open('GET', url, async);

                xhr.send();

                xhr.onreadystatechange = t.step_func(function() {

                  if (xhr.readyState !== XMLHttpRequest.DONE)

                    return;

                  assert_equals(

                      xhr.getResponseHeader('Content-Type'), type,

                      'Blob type should be preserved when fetched');

                  // Test POSTing blob in request.

                  var xhr2 = new XMLHttpRequest();

                  xhr2.open('POST', '../xhr/resources/content.py', true);

                  xhr2.send(result);

                  xhr2.onreadystatechange = t.step_func(function() {

                    if (xhr2.readyState !== XMLHttpRequest.DONE)

                      return;

                    assert_equals(xhr2.status, 200);

                    assert_equals(xhr2.getResponseHeader('X-Request-Content-Type'), type);

                    assert_equals(xhr2.response, 'mulderscully');

                    t.done();

});

});

});

});

},

    'Ensure that content type round trips when reading blob data'

);