| 1 | import React from 'react'
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| 2 | import 'jest-styled-components'
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| 3 |
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| 4 | import { InlineImage } from 'SRC'
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| 5 |
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| 6 | const { mountWithTheme } = global
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| 7 |
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| 8 | describe('(Styled Component) InlineImage', () => {
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| 9 | const defaultProps = {
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| 10 | src: 'https://dummyInlineImage.com/100x100/CCC/333.png&text=small'
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| 11 | }
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| 12 | const createInlineImage = (inProps) => {
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| 13 | const props = {
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| 14 | ...defaultProps,
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| 15 | ...inProps
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| 16 | }
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| 17 | return mountWithTheme(<InlineImage {...props} />)
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| 18 | }
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| 19 |
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| 20 | describe('When no props are provided', () => {
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| 21 | test('matching the snapshot', () => {
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| 22 | expect(createInlineImage())
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| 23 | .toMatchSnapshot()
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| 24 | })
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| 25 | })
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| 26 | describe('When props are provided', () => {
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| 27 | test('setting the src', () => {
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| 28 | const srcString = 'https://dummyInlineImage.com/350x350/CCC/333.png&text=medium'
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| 29 | const InlineImageComponent = createInlineImage({
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| 30 | src: srcString
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| 31 | })
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| 32 | expect(InlineImageComponent.find('img').prop('src')).toEqual(srcString)
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| 33 | })
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| 34 |
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| 35 | describe('setting the alt prop', () => {
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| 36 | test('when the alt tag is unset alt should be empty string', () => {
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| 37 | const InlineImageComponent = createInlineImage()
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| 38 | expect(InlineImageComponent.find('img').prop('alt')).toEqual('')
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| 39 | })
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| 40 |
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| 41 | test('when the alt tag is set', () => {
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| 42 | const altString = 'Filler InlineImage with the text "small".'
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| 43 | const InlineImageComponent = createInlineImage({alt: altString})
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| 44 | expect(InlineImageComponent.find('img').prop('alt')).toEqual(altString)
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| 45 | })
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| 46 | })
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| 47 |
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| 48 | test('Setting the srcSet', () => {
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| 49 | const srcSetString =
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| 50 | `https://dummyInlineImage.com/800x800/CCC/333.png&text=large 800w,
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| 51 | https://dummyInlineImage.com/350x350/CCC/333.png&text=medium 350w,
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| 52 | https://dummyInlineImage.com/100x100/CCC/333.png&text=small 100w`
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| 53 | const sizesString = `800px (min-width: 500px),
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| 54 | 350px (min-width: 300px),
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| 55 | 100px (min-width: 200px)`
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| 56 | const InlineImageComponent = createInlineImage({
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| 57 | sizes: {
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| 58 | '800px': '(min-width: 500px)',
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| 59 | '350px': '(min-width: 300px)',
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| 60 | '100px': '(min-width: 200px)'
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| 61 | },
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| 62 | srcSet: {
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| 63 | '800w': 'https://dummyInlineImage.com/800x800/CCC/333.png&text=large',
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| 64 | '350w': 'https://dummyInlineImage.com/350x350/CCC/333.png&text=medium',
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| 65 | '100w': 'https://dummyInlineImage.com/100x100/CCC/333.png&text=small'
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| 66 | }
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| 67 | })
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| 68 | expect(InlineImageComponent.find('img').prop('srcSet')).toEqual(srcSetString)
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| 69 | expect(InlineImageComponent.find('img').prop('sizes')).toContain(sizesString)
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| 70 | })
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| 71 | })
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| 72 |
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| 73 | test('data-src is set when lazyLoad prop is passed', () => {
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| 74 | expect(createInlineImage({lazyLoad: true}).find('img').prop('src')).toEqual(undefined)
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| 75 | expect(createInlineImage({lazyLoad: true}).find('img').prop('data-src')).toEqual(defaultProps.src)
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| 76 | })
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| 77 | })
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| 78 | |
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