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d798572da4
Interestingly it turns out that using the native base64 routines does not improve performance. Likely because the actual time is in marshalling/unmarshalling between strings and arrays (and associated garbage collection overhead) which has to be done either way.
75 lines
2.4 KiB
HTML
75 lines
2.4 KiB
HTML
<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>Native Base64 Tests</title>
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<script src="include/util.js"></script>
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</head>
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<body>
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<h1>Native Base64 Tests</h1>
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<br>
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Messages:<br>
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<textarea id="debug" style="font-size: 9px;" cols=80 rows=25></textarea>
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<br>
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</body>
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<script>
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function debug(str) {
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console.log(str);
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cell = $('debug');
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cell.innerHTML += str + "\n";
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cell.scrollTop = cell.scrollHeight;
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}
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function assertRun(code, result) {
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try {
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var actual = eval(code);
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} catch (exc) {
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debug("FAIL: '" + code + "' threw an exception");
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fail += 1;
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return false;
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}
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if (actual !== result) {
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debug("FAIL: '" + code + "' returned '" + actual + "', expected '" + result + "'");
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fail += 1;
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return false;
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}
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debug("PASS: '" + code + "' returned expected '" + result +"'");
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pass += 1;
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return true;
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}
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window.onload = function() {
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var str;
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debug('onload');
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fail = 0;
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pass = 0;
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assertRun('window.btoa("hello world")', 'aGVsbG8gd29ybGQ=');
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assertRun('window.atob("aGVsbG8gd29ybGQ=")', 'hello world');
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assertRun('window.atob("YQ==")', 'a');
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assertRun('window.atob("YWI=")', 'ab');
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assertRun('window.atob("YWJj")', 'abc');
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assertRun('window.atob("YWJjZA==")', 'abcd');
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assertRun('window.atob("YWJjZGU=")', 'abcde');
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assertRun('window.atob("YWJjZGVm")', 'abcdef');
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assertRun('window.btoa("a")', 'YQ==');
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assertRun('window.btoa("ab")', 'YWI=');
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assertRun('window.btoa("abc")', 'YWJj');
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assertRun('window.btoa("abcd")', 'YWJjZA==');
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assertRun('window.btoa("abcde")', 'YWJjZGU=');
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assertRun('window.btoa("abcdef")', 'YWJjZGVm');
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assertRun('window.btoa("abcdefg")', 'YWJjZGVmZw==');
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assertRun('window.btoa("abcdefgh")', 'YWJjZGVmZ2g=');
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assertRun('typeof window.btoa', 'function');
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assertRun('window.btoa("")', '');
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assertRun('window.btoa(null)', '');
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assertRun('window.atob(window.btoa(window))', window.toString()); // "[object DOMWindow]"
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assertRun('window.btoa("\\u0080\\u0081")', 'gIE=');
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debug("Tests failed: " + fail);
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debug("Tests passed: " + pass);
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}
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</script>
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