65 lines
1.7 KiB
JavaScript
65 lines
1.7 KiB
JavaScript
var Memoizerific = require('../src/memoizerific');
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describe("complex args", () => {
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var memoizedFn,
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arg1 = { a: { b: 3 }, num: 3 },
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arg2 = { c: { d: 3 }, num: 7 },
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arg3 = [{ f: { g: 3 }, num: 11 }, { h: { i: 3 }, num: 4 }, { j: { k: 3 }, num: 6 }];
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beforeEach(function() {
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memoizedFn = Memoizerific(50)(function(arg1, arg2, arg3) {
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return arg1.num * arg2.num;
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});
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memoizedFn(arg1, arg2, arg3);
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});
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it("should be map or similar", () => {
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console.log(process.env.FORCE_SIMILAR_INSTEAD_OF_MAP === 'true' ? 'SIMILAR() to MAP()' : 'MAP()');
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expect(memoizedFn.cache instanceof Map).toEqual(process.env.FORCE_SIMILAR_INSTEAD_OF_MAP !== 'true');
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});
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it("should not be memoized", () => {
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memoizedFn = Memoizerific(50)(function(arg1) {
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return arg1;
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});
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memoizedFn(arg1);
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expect(memoizedFn.wasMemoized).toEqual(false);
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var a1 = { a: 1};
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memoizedFn(a1);
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expect(memoizedFn.wasMemoized).toEqual(false);
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memoizedFn(a1);
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expect(memoizedFn.wasMemoized).toEqual(true);
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memoizedFn({ a: 1});
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expect(memoizedFn.wasMemoized).toEqual(false);
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memoizedFn({ a: 1});
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expect(memoizedFn.wasMemoized).toEqual(false);
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memoizedFn({ a: 1});
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expect(memoizedFn.wasMemoized).toEqual(false);
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memoizedFn(a1);
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expect(memoizedFn.wasMemoized).toEqual(true);
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expect(memoizedFn.lru.length).toEqual(5);
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});
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it("should be memoized", () => {
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memoizedFn(arg1, arg2, arg3);
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expect(memoizedFn.wasMemoized).toEqual(true);
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expect(memoizedFn.lru.length).toEqual(1);
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});
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it("should have multiple cached items", () => {
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memoizedFn(arg1, arg2, arg3);
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memoizedFn(arg1, arg2, 1);
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expect(memoizedFn.wasMemoized).toEqual(false);
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expect(memoizedFn.lru.length).toEqual(2);
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});
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});
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