37 lines
804 B
JavaScript
37 lines
804 B
JavaScript
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const memoizer = require('./..');
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const assert = require('chai').assert;
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const _ = require('lodash');
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describe('lru-simultaneos calls', 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 (a, b, callback) {
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loadTimes++;
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setTimeout(function () {
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callback(null, a + b);
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}, 100);
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},
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hash: function (a, b) {
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return a + '-' + b;
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},
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max: 10
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});
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});
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it('should call once', function (done) {
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memoized(1, 2, _.noop);
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memoized(1, 2, _.noop);
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memoized(1, 2, function (err, result) {
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if (err) { return done(err); }
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assert.strictEqual(loadTimes, 1);
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assert.strictEqual(result, 3);
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done();
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});
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});
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});
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