64 lines
2.3 KiB
JavaScript
64 lines
2.3 KiB
JavaScript
const {test} = require('node:test');
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const assert = require('node:assert');
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const math = require('../../src/util/math-util');
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test('degToRad', () => {
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assert.strictEqual(math.degToRad(0), 0);
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assert.strictEqual(math.degToRad(1), 0.017453292519943295);
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assert.strictEqual(math.degToRad(180), Math.PI);
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assert.strictEqual(math.degToRad(360), 2 * Math.PI);
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assert.strictEqual(math.degToRad(720), 4 * Math.PI);
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});
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test('radToDeg', () => {
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assert.strictEqual(math.radToDeg(0), 0);
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assert.strictEqual(math.radToDeg(1), 57.29577951308232);
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assert.strictEqual(math.radToDeg(180), 10313.240312354817);
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assert.strictEqual(math.radToDeg(360), 20626.480624709635);
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assert.strictEqual(math.radToDeg(720), 41252.96124941927);
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});
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test('clamp', () => {
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assert.strictEqual(math.clamp(0, 0, 10), 0);
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assert.strictEqual(math.clamp(1, 0, 10), 1);
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assert.strictEqual(math.clamp(-10, 0, 10), 0);
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assert.strictEqual(math.clamp(100, 0, 10), 10);
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});
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test('wrapClamp', () => {
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assert.strictEqual(math.wrapClamp(0, 0, 10), 0);
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assert.strictEqual(math.wrapClamp(1, 0, 10), 1);
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assert.strictEqual(math.wrapClamp(-10, 0, 10), 1);
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assert.strictEqual(math.wrapClamp(100, 0, 10), 1);
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});
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test('tan', () => {
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assert.strictEqual(math.tan(90), Infinity);
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assert.strictEqual(math.tan(180), -0);
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assert.strictEqual(math.tan(-90), -Infinity);
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assert.strictEqual(math.tan(33), 0.6494075932);
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});
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test('reducedSortOrdering', () => {
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assert.deepEqual(math.reducedSortOrdering([5, 18, 6, 3]), [1, 3, 2, 0]);
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assert.deepEqual(math.reducedSortOrdering([5, 1, 56, 19]), [1, 0, 3, 2]);
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});
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test('inclusiveRandIntWithout', () => {
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const withRandomValue = function (randValue, ...args) {
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const oldMathRandom = Math.random;
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Object.assign(global.Math, {random: () => randValue});
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const result = math.inclusiveRandIntWithout(...args);
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Object.assign(global.Math, {random: oldMathRandom});
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return result;
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};
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assert.strictEqual(withRandomValue(3 / 6, 0, 6, 2), 4);
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assert.strictEqual(withRandomValue(2 / 6, 0, 6, 2), 3);
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assert.strictEqual(withRandomValue(1 / 6, 0, 6, 2), 1);
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assert.strictEqual(withRandomValue(1.9 / 6, 0, 6, 2), 1);
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assert.strictEqual(withRandomValue(3 / 4, 10, 14, 10), 14);
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assert.strictEqual(withRandomValue(0 / 4, 10, 14, 10), 11);
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});
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