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import { create_images_directory } from '../src/logic'; |
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beforeEach(jest.restoreAllMocks); |
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const fs = require('fs').promises; |
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const filesystem = require('fs'); |
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describe('create_images_directory', () => { |
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it('creates images directory', () => { |
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const mock = jest |
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.spyOn(fs, 'mkdir') |
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.mockImplementation(() => Promise.resolve()); |
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jest.spyOn(filesystem, 'existsSync').mockImplementation(() => false); |
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const dir = 'new directory'; |
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expect.assertions(2); |
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return create_images_directory(dir).then(() => { |
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expect(mock).toHaveBeenCalledTimes(1); |
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expect(mock).toHaveBeenCalledWith(dir, { recursive: true }); |
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}); |
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}); |
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it('it skips creating images directory', () => { |
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const fs_mock = jest |
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.spyOn(fs, 'mkdir') |
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.mockImplementation(() => Promise.resolve()); |
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const exist_mock = jest |
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.spyOn(filesystem, 'existsSync') |
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.mockImplementation(() => true); |
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const dir = 'new directory'; |
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expect.assertions(3); |
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return create_images_directory(dir).then(() => { |
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expect(fs_mock).toHaveBeenCalledTimes(0); |
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expect(exist_mock).toHaveBeenCalledTimes(1); |
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expect(exist_mock).toHaveBeenCalledWith(dir); |
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}); |
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}); |
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[undefined, null].forEach((dir) => |
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it('throws if directory is not set', () => { |
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const mock = jest |
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.spyOn(filesystem, 'existsSync') |
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.mockImplementation(() => true); |
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expect.assertions(2); |
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return create_images_directory(dir).catch((error) => { |
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expect(mock).toHaveBeenCalledTimes(0); |
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expect(error).toEqual('Image path was not set'); |
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}); |
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}), |
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); |
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}); |
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