36 lines
1.2 KiB
JavaScript
36 lines
1.2 KiB
JavaScript
const expect = require('expect');
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const round = require('./round.js');
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test('round is a Function', () => {
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expect(round).toBeInstanceOf(Function);
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});
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t.equal(round(1.005, 2), 1.01, "round(1.005, 2) returns 1.01");
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t.equal(round(123.3423345345345345344, 11), 123.34233453453, "round(123.3423345345345345344, 11) returns 123.34233453453");
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t.equal(round(3.342, 11), 3.342, "round(3.342, 11) returns 3.342");
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t.equal(round(1.005), 1, "round(1.005) returns 1");
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test('round([1.005, 2]) returns NaN', () => {
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expect(isNaN(round([1.005, 2]))).toBeTruthy();
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});
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test('round(string) returns NaN', () => {
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expect(isNaN(round('string'))).toBeTruthy();
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});
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test('round() returns NaN', () => {
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expect(isNaN(round())).toBeTruthy();
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});
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test('round(132, 413, 4134) returns NaN', () => {
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expect(isNaN(round(132, 413, 4134))).toBeTruthy();
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});
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test('round({a: 132}, 413) returns NaN', () => {
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expect(isNaN(round({a: 132}, 413))).toBeTruthy();
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});
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let start = new Date().getTime();
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round(123.3423345345345345344, 11);
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let end = new Date().getTime();
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test('round(123.3423345345345345344, 11) takes less than 2s to run', () => {
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expect((end - start) < 2000).toBeTruthy();
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});
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