85 lines
2.3 KiB
JavaScript
85 lines
2.3 KiB
JavaScript
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const assert = require("assert");
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const bigInt = require("big-integer");
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const buildProtoboard = require("../src/protoboard.js");
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const buildInt = require("../src/build_int.js");
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const buildTest = require("../src/build_test.js");
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const helpers = require("./helpers/helpers.js");
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describe("Basic tests for Int", () => {
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let pbInt;
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before(async () => {
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pbInt = await buildProtoboard((module) => {
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buildInt(module, 4);
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buildTest(module, "int_mul");
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buildTest(module, "int_mulOld");
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}, 32);
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});
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it("It should do a basic multiplication", async () => {
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let c;
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const pA = pbInt.alloc();
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const pB = pbInt.alloc();
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const pC = pbInt.alloc(64);
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const values = helpers.genValues(8, false);
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for (let i=0; i<values.length; i++) {
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for (let j=0; j<values.length; j++) {
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pbInt.set(pA, values[i]);
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pbInt.set(pB, values[j]);
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// console.log(values[i].toString(16));
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// console.log(values[j].toString(16));
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pbInt.int_mul(pA, pB, pC);
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c = pbInt.get(pC, 1, 64);
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// console.log("Result: " + c.toString(16));
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// console.log("Refere: " + values[i].times(values[j]).toString(16));
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assert(c.equals(values[i].times(values[j])));
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}
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}
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});
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it("It should profile int", async () => {
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const pA = pbInt.alloc();
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const pB = pbInt.alloc();
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const pC = pbInt.alloc(64);
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let start, end, time;
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const A = bigInt.one.shiftLeft(256).minus(1);
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const B = bigInt.one.shiftLeft(256).minus(1);
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pbInt.set(pA, A);
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pbInt.set(pB, B);
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start = new Date().getTime();
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pbInt.test_int_mul(pA, pB, pC, 50000000);
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end = new Date().getTime();
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time = end - start;
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const c1 = pbInt.get(pC, 1, 64);
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assert(c1.equals(A.times(B)));
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console.log("Mul Time (ms): " + time);
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start = new Date().getTime();
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pbInt.test_int_mulOld(pA, pB, pC, 50000000);
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end = new Date().getTime();
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time = end - start;
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const c2 = pbInt.get(pC, 1, 64);
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assert(c2.equals(A.times(B)));
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console.log("Mul Old Time (ms): " + time);
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}).timeout(10000000);
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});
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