Function setUpBaseKeys

test/fixtures/wpt/WebCryptoAPI/derive_bits_keys/hkdf.js:230–276

(derivedKeys)

    // by importing a derivedKey. setUpBaseKeys returns a promise that yields the
    // necessary base keys.
    function setUpBaseKeys(derivedKeys) {
        var promises = [];

        var baseKeys = {};
        var noBits = {};
        var noKey = {};
        var wrongKey = null;

        Object.keys(derivedKeys).forEach(function(derivedKeySize) {
            var promise = subtle.importKey("raw", derivedKeys[derivedKeySize], {name: "HKDF"}, false, ["deriveKey", "deriveBits"])
            .then(function(baseKey) {
                baseKeys[derivedKeySize] = baseKey;
            }, function(err) {
                baseKeys[derivedKeySize] = null;
            });
            promises.push(promise);

            promise = subtle.importKey("raw", derivedKeys[derivedKeySize], {name: "HKDF"}, false, ["deriveBits"])
            .then(function(baseKey) {
                noKey[derivedKeySize] = baseKey;
            }, function(err) {
                noKey[derivedKeySize] = null;
            });
            promises.push(promise);

            promise = subtle.importKey("raw", derivedKeys[derivedKeySize], {name: "HKDF"}, false, ["deriveKey"])
            .then(function(baseKey) {
                noBits[derivedKeySize] = baseKey;
            }, function(err) {
                noBits[derivedKeySize] = null;
            });
            promises.push(promise);
        });

        var promise = subtle.generateKey({name: "ECDH", namedCurve: "P-256"}, false, ["deriveKey", "deriveBits"])
        .then(function(baseKey) {
            wrongKey = baseKey.privateKey;
        }, function(err) {
            wrongKey = null;
        });
        promises.push(promise);


        return Promise.all(promises).then(function() {
            return {baseKeys: baseKeys, noBits: noBits, noKey: noKey, wrongKey: wrongKey};
        });
    }

}