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pull library across from POC and add Typescript declarations and Jest test integration
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,107 @@ | ||
| test("adds 1 + 2 to equal 3", () => { | ||
| expect(1 + 1).toBe(3); | ||
| import ft from '../src/'; | ||
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| const setBodyFontSize = value => (document.body.style.fontSize = value); | ||
| const removeBodyStyles = () => (document.body.style = {}); | ||
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| beforeEach(() => { | ||
| setBodyFontSize('16px'); | ||
| }); | ||
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| test('requires "base font" on <body />', () => { | ||
| removeBodyStyles(); | ||
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| expect(() => { | ||
| ft('padding', [10, 20]); | ||
| }).toThrowError('not found'); | ||
| }); | ||
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| test('requires "base font" of 16px', () => { | ||
| setBodyFontSize('10px'); | ||
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| expect(() => { | ||
| ft('padding', [10, 20]); | ||
| }).toThrowError('font-size is not 16px'); | ||
| }); | ||
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| test('requires "unit" to be defined', () => { | ||
| expect(() => { | ||
| ft(undefined, [10, 20]); | ||
| }).toThrowError('is not defined'); | ||
| }); | ||
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| test('requires "unit" to be a "string"', () => { | ||
| expect(() => { | ||
| ft(100, [10, 20]); | ||
| }).toThrowError('is not of type "string"'); | ||
| }); | ||
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| [ | ||
| { reference: 'min', sizes: [undefined, 20] }, | ||
| { reference: 'max', sizes: [10, undefined] }, | ||
| ].forEach(({ reference, sizes }) => { | ||
| test(`requires "${reference}" to be defined`, () => { | ||
| expect(() => { | ||
| ft('padding', sizes); | ||
| }).toThrowError('is not defined'); | ||
| }); | ||
| }); | ||
|
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| [{ reference: 'min', sizes: ['10', 20] }, { reference: 'max', sizes: [10, '20'] }].forEach( | ||
| ({ reference, sizes }) => { | ||
| test(`requires "${reference}" to be a "number"`, () => { | ||
| expect(() => { | ||
| ft('padding', sizes); | ||
| }).toThrowError('not of type "number"'); | ||
| }); | ||
| } | ||
| ); | ||
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| [{ reference: 'min', sizes: [10 / 0, 20] }, { reference: 'max', sizes: [10, 20 / 0] }].forEach( | ||
| ({ reference, sizes }) => { | ||
| test(`requires "${reference}" to be "finite"`, () => { | ||
| expect(() => { | ||
| ft('padding', sizes); | ||
| }).toThrowError('is an "infinite" value'); | ||
| }); | ||
| } | ||
| ); | ||
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| test('should create a single declaration in the correct format', () => { | ||
| const result = ft('padding', [10, 20]); | ||
| expect(result).toMatch(` | ||
| padding: 0.625rem; | ||
| @media (min-width: 30rem) { | ||
| padding: 2.0833333333333335vw; | ||
| } | ||
| @media (min-width: 60rem) { | ||
| padding: 1.25rem; | ||
| } | ||
| `); | ||
| }); | ||
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| test('should create a multi declaration in the correct format', () => { | ||
| const result = ft('padding', { top: [10, 20], bottom: [15, 25] }); | ||
| expect(result).toMatch(` | ||
| padding-top: 0.625rem; | ||
| @media (min-width: 30rem) { | ||
| padding-top: 2.0833333333333335vw; | ||
| } | ||
| @media (min-width: 60rem) { | ||
| padding-top: 1.25rem; | ||
| } | ||
| padding-bottom: 0.9375rem; | ||
| @media (min-width: 30rem) { | ||
| padding-bottom: 3.125vw; | ||
| } | ||
| @media (min-width: 50rem) { | ||
| padding-bottom: 1.5625rem; | ||
| } | ||
| `); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| module.exports = { | ||
| printWidth: 100, | ||
| tabWidth: 2, | ||
| useTabs: false, | ||
| semi: true, | ||
| singleQuote: true, | ||
| trailingComma: 'es5', | ||
| bracketSpacing: true, | ||
| arrowParens: 'avoid', | ||
| parser: 'typescript', | ||
| }; |
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