75 lines
1.8 KiB
JavaScript
75 lines
1.8 KiB
JavaScript
const mock = require('mock-fs');
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const { getExistingStepNums } = require('./get-existing-step-nums');
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// NOTE:
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// Use `console.log()` before mocking the filesystem or use
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// `process.stdout.write()` instead. There are issues when using `mock-fs` and
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// `require`.
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describe('getExistingStepNums helper', () => {
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it('should return the number portion of the project paths', () => {
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mock({
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'mock-project': {
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'part-001.md': 'Lorem ipsum...',
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'part-002.md': 'Lorem ipsum...'
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}
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});
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const folder = `${process.cwd()}/mock-project/`;
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const steps = getExistingStepNums(folder);
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const expected = [1, 2];
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expect(steps).toEqual(expected);
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});
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it('should ignore text formatting and files named final.md', () => {
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mock({
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'mock-project': {
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'final.md': 'Lorem ipsum...',
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'part-001.md': 'Lorem ipsum...'
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}
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});
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const folder = `${process.cwd()}/mock-project/`;
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const steps = getExistingStepNums(folder);
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const expected = [1];
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expect(steps).toEqual(expected);
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});
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it('should throw if file names do not follow naming convention', () => {
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mock({
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'mock-project': {
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'part-001.md': 'Lorem ipsum...',
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'part-002.md': 'Lorem ipsum...',
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'part002.md': 'Lorem ipsum...'
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}
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});
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const folder = `${process.cwd()}/mock-project/`;
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expect(() => {
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getExistingStepNums(folder);
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}).toThrow();
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});
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it('should return empty array if there are no markdown files', () => {
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mock({
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'mock-project': {
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'part-001.js': 'Lorem ipsum...',
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'part-002.css': 'Lorem ipsum...'
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}
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});
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const folder = `${process.cwd()}/mock-project/`;
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const steps = getExistingStepNums(folder);
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const expected = [];
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expect(steps).toEqual(expected);
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});
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afterAll(() => {
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mock.restore();
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});
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});
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