90 lines
3.9 KiB
HTML
90 lines
3.9 KiB
HTML
<!doctype html>
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<html lang=en>
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<meta charset=utf-8>
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<title>XMLHttpRequest: Construct and upload FormData</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/html/semantics/forms/form-submission-0/resources/targetted-form.js"></script>
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<link rel="help" href="https://xhr.spec.whatwg.org/#interface-formdata" data-tested-assertations="following::P[1]" />
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<link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata" data-tested-assertations=".. following::P[1]" />
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<link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata-append" data-tested-assertations=".. following::UL[1]/LI[1] following::UL[1]/LI[2] following::UL[1]/LI[3]" />
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<link rel="help" href="https://xhr.spec.whatwg.org/#dom-XMLHttpRequest-send-FormData" data-tested-assertations="following::DD[1]" />
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<link rel="help" href="https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#constructing-the-form-data-set">
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<div id="log"></div>
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<form id="form">
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<input type="hidden" name="key" value="value">
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</form>
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<script>
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function do_test (name, fd, expected) {
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var test = async_test(name);
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test.step(function() {
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var client = new XMLHttpRequest();
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client.onreadystatechange = test.step_func(function () {
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if (client.readyState !== 4) return;
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assert_equals(client.responseText, expected);
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test.done();
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});
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client.open("POST", "resources/upload.py");
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client.send(fd);
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});
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}
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function create_formdata () {
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var fd = new FormData();
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for (var i = 0; i < arguments.length; i++) {
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fd.append.apply(fd, arguments[i]);
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};
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return fd;
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}
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do_test("empty formdata", new FormData(), '\n');
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do_test("formdata with string", create_formdata(['key', 'value']), 'key=value,\n');
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do_test("formdata with named string", create_formdata(['key', new Blob(['value'], {type: 'text/plain'}), 'kv.txt']), '\nkey=kv.txt:text/plain:5,');
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do_test("formdata from form", new FormData(document.getElementById('form')), 'key=value,\n');
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do_test("formdata with blob", create_formdata(['key', new Blob(['value'], {type: 'text/x-value'})]), '\nkey=blob:text/x-value:5,');
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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,');
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// If 3rd argument is given and 2nd is not a Blob, formdata.append() should throw
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const append_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
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append_test.step(function(){
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assert_throws_js(TypeError, function(){
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create_formdata('a', 'b', 'c');
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});
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});
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append_test.done();
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test(() => {
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let form = populateForm('<input name=n1 value=v1>');
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let formDataInEvent = null;
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form.addEventListener('formdata', e => {
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e.formData.append('h1', 'vh1');
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formDataInEvent = e.formData;
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});
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let formData = new FormData(form);
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assert_equals(formData.get('h1'), 'vh1');
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assert_equals(formData.get('n1'), 'v1');
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assert_not_equals(formData, formDataInEvent,
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'"formData" attribute should be different from the ' +
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'FromData object created by "new"');
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formDataInEvent.append('later-key', 'later-value');
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assert_false(formData.has('later-key'));
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}, 'Newly created FormData contains entries added to "formData" IDL ' +
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'attribute of FormDataEvent.');
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test(() => {
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let form = populateForm('<input name=n11 value=v11>');
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let counter = 0;
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form.addEventListener('formdata', e => {
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++counter;
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assert_throws_dom('InvalidStateError', () => { new FormData(e.target) });
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});
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new FormData(form);
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assert_equals(counter, 1);
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form.submit();
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assert_equals(counter, 2);
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}, '|new FormData()| in formdata event handler should throw');
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</script>
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