101 lines
4.0 KiB
HTML
101 lines
4.0 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<script src="../../resources/js-test-pre.js"></script>
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<script src="../resources/common.js"></script>
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</head>
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<body>
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<p id="description"></p>
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<div id="console"></div>
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<script type="text/javascript">
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description("Test HKDF deriveBits operation for corner-case length values");
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jsTestIsAsync = true;
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var nonExtractable = false;
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var rawKey = asciiToUint8Array("jnOw99oOZFLIEPMr");
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var info = asciiToUint8Array("jnOw99oO");
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var salt = asciiToUint8Array("jnOw99oO");
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crypto.subtle.importKey("raw", rawKey, "HKDF", nonExtractable, ["deriveBits"]).then(function(result) {
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baseKey = result;
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deriveBits = function(hash, length) {
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return crypto.subtle.deriveBits({name: "HKDF", info: info, salt: salt, hash: hash}, baseKey, length);
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};
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// For each SHA algorithm and the corresponding HashLen length, we check that:
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// - deriving with zero length rejects,
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// - deriving with 8, HashLen * 8 and 255 * HashLen * 8 resolves,
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// - deriving with 256 * HashLen * 8 rejects.
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return Promise.resolve().then(function(result) {
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// SHA-1, hash output length is 20 bytes
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return shouldReject('deriveBits("sha-1", 0)').then(function(result) {
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return Promise.all([
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deriveBits("sha-1", 8),
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deriveBits("sha-1", 20 * 8),
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deriveBits("sha-1", 255 * 20 * 8)
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]).then(function(result) {
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testPassed("Bit derivations for SHA-1 with minimum, maximum and HashLen lengths all passed");
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return shouldReject('deriveBits("sha-1", 256 * 20 * 8)');
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});
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});
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}).then(function(result) {
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// SHA-224, hash output length is 28 bytes
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return shouldReject('deriveBits("sha-224", 0)').then(function(result) {
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return Promise.all([
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deriveBits("sha-224", 8),
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deriveBits("sha-224", 28 * 8),
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deriveBits("sha-224", 255 * 28 * 8)
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]).then(function(result) {
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testPassed("Bit derivations for SHA-224 with minimum, maximum and HashLen lengths all passed");
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return shouldReject('deriveBits("sha-224", 256 * 28 * 8)');
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});
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});
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}).then(function(result) {
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// SHA-256, hash output length is 32 bytes
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return shouldReject('deriveBits("sha-256", 0)').then(function(result) {
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return Promise.all([
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deriveBits("sha-256", 8),
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deriveBits("sha-256", 32 * 8),
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deriveBits("sha-256", 255 * 32 * 8)
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]).then(function(result) {
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testPassed("Bit derivations for SHA-256 with minimum, maximum and HashLen lengths all passed");
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return shouldReject('deriveBits("sha-256", 256 * 32 * 8)');
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});
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});
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}).then(function(result) {
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// SHA-384, hash output length is 48 bytes
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return shouldReject('deriveBits("sha-384", 0)').then(function(result) {
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return Promise.all([
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deriveBits("sha-384", 8),
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deriveBits("sha-384", 48 * 8),
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deriveBits("sha-384", 255 * 48 * 8)
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]).then(function(result) {
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testPassed("Bit derivations for SHA-384 with minimum, maximum and HashLen lengths all passed");
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return shouldReject('deriveBits("sha-384", 256 * 48 * 8)');
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});
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});
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}).then(function(result) {
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// SHA-512, hash output length is 64 bytes
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return shouldReject('deriveBits("sha-512", 0)').then(function(result) {
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return Promise.all([
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deriveBits("sha-512", 8),
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deriveBits("sha-512", 64 * 8),
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deriveBits("sha-512", 255 * 64 * 8)
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]).then(function(result) {
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testPassed("Bit derivations for SHA-512 with minimum, maximum and HashLen lengths all passed");
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return shouldReject('deriveBits("sha-512", 256 * 64 * 8)');
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});
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});
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});
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}).then(finishJSTest, finishJSTest);
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</script>
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<script src="../../resources/js-test-post.js"></script>
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</body>
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</html>
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