44 lines
992 B
JavaScript
44 lines
992 B
JavaScript
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var memoizer = require('./..');
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var assert = require('chai').assert;
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describe('lru-memoizer (no key)', function () {
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var loadTimes = 0, memoized;
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beforeEach(function () {
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loadTimes = 0;
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memoized = memoizer({
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load: function (callback) {
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loadTimes++;
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return setTimeout(function () {
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callback(null, loadTimes);
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}, 10);
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}
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});
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});
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it('should cache the result of an async function', function (done) {
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memoized(function (err, result) {
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assert.isNull(err);
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assert.equal(result, 1);
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assert.equal(loadTimes, 1);
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memoized(function (err, result) {
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assert.isNull(err);
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assert.equal(result, 1);
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assert.equal(loadTimes, 1);
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done();
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});
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});
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});
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it('should use the hash function for keys', function (done) {
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memoized(function () {
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memoized(function () {
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assert.includeMembers(memoized.keys(), ['_']);
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done();
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});
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});
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});
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});
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