| <!DOCTYPE html> |
| <title>NDEFMessage constructor</title> |
| <link rel="help" href="https://w3c.github.io/web-nfc/#dom-ndefmessage"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/nfc-helpers.js"></script> |
| <script> |
| |
| test(() => { |
| assert_equals(NDEFMessage.length, 1); |
| assert_throws_js(TypeError, () => new NDEFMessage()); |
| }, 'NDEFMessage constructor without init dict'); |
| |
| test(() => { |
| assert_throws_js(TypeError, () => new NDEFMessage(null), |
| 'NDEFMessageInit#records is a required field.'); |
| }, 'NDEFMessage constructor with null init dict'); |
| |
| test(() => { |
| assert_throws_js(TypeError, () => new NDEFMessage({dummy_key: 'dummy_value'}), |
| 'NDEFMessageInit#records is a required field.'); |
| }, 'NDEFMessage constructor without NDEFMessageInit#records field'); |
| |
| test(() => { |
| assert_throws_js(TypeError, () => new NDEFMessage({records: []}), |
| 'NDEFMessageInit#records should not be empty.'); |
| }, 'NDEFMessage constructor with NDEFMessageInit#records being empty'); |
| |
| test(() => { |
| const message = new NDEFMessage( |
| createMessage([createTextRecord(test_text_data)])); |
| assert_equals(message.records.length, 1, 'one text record'); |
| assert_equals(message.records[0].recordType, 'text', 'messageType'); |
| assert_equals(message.records[0].mediaType, null, 'mediaType'); |
| assert_equals(message.records[0].encoding, 'utf-8', 'encoding'); |
| assert_equals(message.records[0].lang, 'en', 'lang'); |
| assert_true(message.records[0].data instanceof DataView, |
| 'data returns a DataView'); |
| const decoder = new TextDecoder(); |
| assert_equals(decoder.decode(message.records[0].data), test_text_data, |
| 'data contains the same text content'); |
| }, 'NDEFMessage constructor with a text record'); |
| |
| </script> |
