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5668e64b29
* algorithm: add UniquePaths2 algo and a test for it * fix: fix inaccuracies and spelling errors
20 lines
845 B
JavaScript
20 lines
845 B
JavaScript
import { uniquePaths2 } from '../UniquePaths2'
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describe('Unique Paths2', () => {
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// Should return number of ways, taken into account the obstacles
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test('There are obstacles in the way', () => {
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expect(uniquePaths2([[0, 0, 0], [0, 1, 0], [0, 0, 0]])).toEqual(2)
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expect(uniquePaths2([[0, 0, 0], [0, 1, 0], [0, 0, 0], [1, 0, 0]])).toEqual(3)
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})
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// Should return number of all possible ways to reach right-bottom corner
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test('There are no obstacles in the way', () => {
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expect(uniquePaths2([[0, 0, 0], [0, 0, 0], [0, 0, 0]])).toEqual(6)
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expect(uniquePaths2([[0, 0, 0], [0, 0, 0]])).toEqual(3)
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})
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// Should throw an exception b/c input data has wrong type
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test('There are wrong type of input data', () => {
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expect(() => uniquePaths2('wrong input')).toThrow()
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expect(() => uniquePaths2(100)).toThrow()
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})
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})
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