60 lines
2.1 KiB
JavaScript
60 lines
2.1 KiB
JavaScript
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import { expect } from 'vitest';
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import { layBricks } from './layBricks';
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describe('layBricks', () => {
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it('Возвращает корректное значение в случае неверного типа параметра', () => {
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const wrongType = 'wrong';
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expect(layBricks(wrongType, 1, 1, 1)).toBeNull();
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expect(layBricks(1, wrongType, 1, 1)).toBeNull();
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expect(layBricks(1, 1, wrongType, 1)).toBeNull();
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expect(layBricks(1, 1, 1, wrongType)).toBeNull();
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});
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it('Возвращает корректное значение в случае неверных размеров кирпича', () => {
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const wrongWidth = -1;
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const wrongHeight = -1;
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expect(layBricks(1, 1, wrongWidth, 1)).toBeNull();
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expect(layBricks(1, 1, 1, wrongHeight)).toBeNull();
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});
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it('Возвращает корректное значение в случае неверных значений рядов и колонок', () => {
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const negativeRow = -1;
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const negativeColumn = -1;
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const decimalRow = 1.5;
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const decimalColumn = 1.5;
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expect(layBricks(negativeRow, 1, 1, 1)).toBeNull();
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expect(layBricks(1, negativeColumn, 1, 1)).toBeNull();
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expect(layBricks(decimalRow, 1, 1, 1)).toBeNull();
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expect(layBricks(1, decimalColumn, 1, 1)).toBeNull();
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});
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it('Возвращает массив корректных размеров', () => {
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const columnAmount = 10;
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const rowAmount = 5;
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const bricks = layBricks(columnAmount, rowAmount, 1, 1);
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expect(bricks.length).toEqual(rowAmount);
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for (const row of bricks) {
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expect(row.length).toEqual(columnAmount);
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}
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});
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it('Задает корректные координаты кирпичам', () => {
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const bricks = layBricks(3, 3, 1, 1);
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const columnAmount = 10;
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const rowAmount = 5;
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const brickss = layBricks(columnAmount, rowAmount, 1, 1);
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for (let i = 0; i < rowAmount; i++) {
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for (let j = 0; j < columnAmount; j++) {
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expect(brickss[i][j].x).toEqual(j);
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expect(brickss[i][j]?.y).toEqual(i);
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}
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}
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});
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});
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