<!DOCTYPE html>
<meta charset=utf-8>
<title>Web NFC: NDEFReader.scan tests</title>
<link rel="author" title="Intel" href="http://www.intel.com"/>
<link rel="help" href="https://w3c.github.io/web-nfc/"/>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/nfc-helpers.js"></script>
<script>
"use strict";
const invalid_signals = [
"string",
123,
{},
true,
Symbol(),
() => {},
self
];
function waitSyntaxErrorPromise(t, scan_options) {
const ndef = new NDEFReader();
return promise_rejects_dom(t, 'SyntaxError', ndef.scan(scan_options));
}
nfc_test(async t => {
const ndef = new NDEFReader();
const promises = [];
invalid_signals.forEach(invalid_signal => {
promises.push(promise_rejects_js(t, TypeError,
ndef.scan({ signal: invalid_signal })));
});
await Promise.all(promises);
}, "Test that NDEFReader.scan rejects if signal is not an AbortSignal.");
nfc_test(async t => {
await test_driver.set_permission({ name: 'nfc' }, 'denied');
const ndef = new NDEFReader();
await promise_rejects_dom(t, 'NotAllowedError', ndef.scan());
}, "NDEFReader.scan should fail if user permission is not granted.");
// We do not provide NFC mock here to simulate that there has no available
// implementation for NFC Mojo interface.
nfc_test(async (t, mockNFC) => {
mockNFC.simulateClosedPipe();
const ndef = new NDEFReader();
await promise_rejects_dom(t, 'NotSupportedError', ndef.scan());
}, "NDEFReader.scan should fail if no implementation for NFC Mojo interface.");
nfc_test(async (t, mockNFC) => {
mockNFC.setHWStatus(NFCHWStatus.DISABLED);
const ndef = new NDEFReader();
await promise_rejects_dom(t, 'NotReadableError', ndef.scan());
}, "NDEFReader.scan should fail if NFC HW is disabled.");
nfc_test(async (t, mockNFC) => {
mockNFC.setHWStatus(NFCHWStatus.NOT_SUPPORTED);
const ndef = new NDEFReader();
await promise_rejects_dom(t, 'NotSupportedError', ndef.scan());
}, "NDEFReader.scan should fail if NFC HW is not supported.");
nfc_test(async () => {
await new Promise((resolve,reject) => {
const iframe = document.createElement('iframe');
iframe.srcdoc = `<script>
window.onmessage = async (message) => {
if (message.data === "Ready") {
try {
const ndef = new NDEFReader();
await ndef.scan();
parent.postMessage("Failure", "*");
} catch (error) {
if (error.name == "InvalidStateError") {
parent.postMessage("Success", "*");
} else {
parent.postMessage("Failure", "*");
}
}
}
};
<\/script>`;
iframe.onload = () => iframe.contentWindow.postMessage('Ready', '*');
document.body.appendChild(iframe);
window.onmessage = message => {
if (message.data == 'Success') {
resolve();
} else if (message.data == 'Failure') {
reject();
}
}
});
}, 'Test that WebNFC API is not accessible from iframe context.');
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const promise = ndefWatcher.wait_for("reading").then(event => {
assert_true(event instanceof NDEFReadingEvent);
controller.abort();
});
await ndef.scan({signal : controller.signal});
mockNFC.setReadingMessage(createMessage([createTextRecord(test_text_data)]));
await promise;
}, "Test that nfc watch success if NFC HW is enabled.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
controller.abort();
await promise_rejects_dom(t, 'AbortError', ndef.scan({signal: controller.signal}));
}, "Test that NDEFReader.scan rejects if NDEFScanOptions.signal is already aborted.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const promise = ndef.scan({signal: controller.signal});
controller.abort();
await promise_rejects_dom(t, 'AbortError', promise);
}, "Test that NDEFReader.scan rejects if NDEFScanOptions.signal aborts right after \
the scan invocation.");
nfc_test(async () => {
const ndef = new NDEFReader();
const controller1 = new AbortController();
await ndef.scan({signal: controller1.signal});
controller1.abort();
const controller2 = new AbortController();
await ndef.scan({signal: controller2.signal});
}, "Test that NDEFReader.scan signals are independant.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const message = createMessage([createTextRecord(test_text_data)]);
const promise = ndefWatcher.wait_for("reading").then(event => {
assert_true(event instanceof NDEFReadingEvent);
});
await ndef.scan({signal : controller.signal});
mockNFC.setReadingMessage(message);
await promise;
ndef.onreading = t.unreached_func("reading event should not be fired.");
mockNFC.setReadingMessage(message);
controller.abort();
await new Promise((resolve, reject) => {
t.step_timeout(resolve, 100);
});
}, "Test that NDEFReader can not get any reading events once the signal aborts.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const promise = ndefWatcher.wait_for("reading").then(event => {
controller.abort();
assert_true(event instanceof NDEFReadingEvent);
// The message in the event contains only the external type record.
assert_equals(event.message.records.length, 1);
assert_equals(event.message.records[0].recordType, 'example.com:containsLocalRecord',
'recordType');
// The external type record contains only the local type record.
assert_equals(event.message.records[0].toRecords().length, 1);
assert_equals(event.message.records[0].toRecords()[0].recordType, ':containsTextRecord',
'recordType');
// The local type record contains only the text record.
assert_equals(event.message.records[0].toRecords()[0].toRecords()[0].recordType, 'text',
'recordType');
const decoder = new TextDecoder();
assert_equals(decoder.decode(event.message.records[0].toRecords()[0].toRecords()[0].data),
test_text_data, 'data has the same content with the original dictionary');
});
await ndef.scan({signal : controller.signal});
// An external type record --contains-> a local type record --contains-> a text record.
const messageContainText = createMessage([createTextRecord(test_text_data)]);
const messageContainLocal= createMessage([createRecord(':containsTextRecord',
messageContainText)]);
const message = createMessage([createRecord('example.com:containsLocalRecord',
messageContainLocal)]);
mockNFC.setReadingMessage(message);
await promise;
}, "NDEFRecord.toRecords returns its embedded records correctly.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const promise = ndefWatcher.wait_for("reading").then(event => {
controller.abort();
assert_true(event instanceof NDEFReadingEvent);
// The message in the event contains only the smart-poster record.
assert_equals(event.message.records.length, 1);
assert_equals(event.message.records[0].recordType, 'smart-poster', 'recordType');
assert_equals(event.message.records[0].mediaType, null, 'mediaType');
assert_equals(event.message.records[0].id, 'dummy_record_id', 'id');
// The smart-poster record contains one uri record and one text record.
const embedded_records = event.message.records[0].toRecords();
assert_equals(embedded_records.length, 2);
const decoder = new TextDecoder();
let embedded_record_types = [];
for(let record of embedded_records) {
embedded_record_types.push(record.recordType);
switch(record.recordType) {
case 'url':
assert_equals(record.mediaType, null, 'url record\'s mediaType');
assert_equals(record.id, test_record_id, 'url record\'s id');
assert_equals(decoder.decode(record.data), test_url_data, 'url record\'s data');
break;
case 'text':
assert_equals(record.mediaType, null, 'text record\'s mediaType');
assert_equals(record.id, test_record_id, 'text record\'s id');
assert_equals(decoder.decode(record.data), test_text_data, 'text record\'s data');
break;
default:
assert_unreached("Unknown recordType");
}
}
assert_array_equals(embedded_record_types.sort(), ['text', 'url'],
'smart-poster record\'s contained record types');
});
await ndef.scan({signal : controller.signal});
// A smart-poster record contains a uri record, text record.
const uri_record = createUrlRecord(test_url_data);
const text_record = createTextRecord(test_text_data);
const payload_message = createMessage([uri_record, text_record]);
const message = createMessage([createRecord(
'smart-poster', payload_message, "dummy_record_id")]);
mockNFC.setReadingMessage(message);
await promise;
}, "NDEFReader.scan returns smart-poster record correctly.");
nfc_test(async (t, mockNFC) => {
const promises = [];
const ndef1 = new NDEFReader();
const ndefWatcher1 = new EventWatcher(t, ndef1, ["reading", "readingerror"]);
const promise1 = ndefWatcher1.wait_for("readingerror");
promises.push(promise1);
await ndef1.scan();
const ndef2 = new NDEFReader();
const ndefWatcher2 = new EventWatcher(t, ndef2, ["reading", "readingerror"]);
const promise2 = ndefWatcher2.wait_for("readingerror");
promises.push(promise2);
await ndef2.scan();
mockNFC.simulateNonNDEFTagDiscovered();
await Promise.all(promises);
}, "Test that NDEFReader.onreadingerror should be fired if the NFC tag does not \
expose NDEF technology.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const promise = ndefWatcher.wait_for("reading").then(event => {
assert_equals(event.serialNumber, fake_tag_serial_number);
assert_equals(event.message.records.length, 0);
controller.abort();
});
await ndef.scan({signal : controller.signal});
mockNFC.setReadingMessage({ records: [] });
await promise;
}, "Test that NDEFReader.onreading should be fired on an unformatted NFC tag \
with empty records array for NDEFMessage.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
const message = createMessage([createTextRecord(test_text_data),
createMimeRecordFromJson(test_json_data),
createMimeRecord(test_buffer_data),
createUnknownRecord(test_buffer_data),
createUrlRecord(test_url_data),
createUrlRecord(test_url_data, true),
createRecord('w3.org:xyz', test_buffer_data)],
test_message_origin);
const ndefWatcher = new EventWatcher(t, ndef, ["reading", "readingerror"]);
const promise = ndefWatcher.wait_for("reading").then(event => {
assert_equals(event.serialNumber, fake_tag_serial_number);
assertWebNDEFMessagesEqual(event.message, new NDEFMessage(message));
controller.abort();
});
await ndef.scan({signal : controller.signal});
mockNFC.setReadingMessage(message);
await promise;
}, "Test that reading message with multiple records should succeed.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const promise1 = ndef.scan();
const promise2 = promise_rejects_dom(t, 'InvalidStateError', ndef.scan());
await promise1;
await promise2;
await promise_rejects_dom(t, 'InvalidStateError', ndef.scan());
}, "Test that NDEFReader.scan rejects if there is already an ongoing scan.");
nfc_test(async (t, mockNFC) => {
const ndef = new NDEFReader();
const controller = new AbortController();
await ndef.scan({signal : controller.signal});
controller.abort();
await ndef.scan();
}, "Test that NDEFReader.scan can be started after the previous scan is aborted.");
</script>
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