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logos.spec.js
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logos.spec.js
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'use strict'
const { expect } = require('chai')
const { test, given, forCases } = require('sazerac')
const {
prependPrefix,
isDataUrl,
prepareNamedLogo,
makeLogo,
} = require('./logos')
describe('Logo helpers', function() {
test(prependPrefix, () => {
given('data:image/svg+xml;base64,PHN2ZyB4bWxu', 'data:').expect(
'data:image/svg+xml;base64,PHN2ZyB4bWxu'
)
given('foobar', 'data:').expect('data:foobar')
given(undefined, 'data:').expect(undefined)
})
test(isDataUrl, () => {
given('data:image/svg+xml;base64,PHN2ZyB4bWxu').expect(true)
forCases([given('data:foobar'), given('foobar')]).expect(false)
})
test(prepareNamedLogo, () => {
// These two strings are identical except for characters 159-165 which
// differ.
given({ name: 'github' }).expect(
'data:image/svg+xml;base64,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'
)
given({ name: 'github', color: 'blue' }).expect(
'data:image/svg+xml;base64,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'
)
it('preserves color if light logo on dark background', function() {
const logo = prepareNamedLogo({ name: 'javascript' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="#F7DF1E"')
})
it('recolors logo if light logo on light background', function() {
const logo = prepareNamedLogo({ name: 'javascript', style: 'social' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="#333"')
})
it('preserves color if dark logo on light background', function() {
const logo = prepareNamedLogo({ name: 'nuget', style: 'social' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="#004880"')
})
it('recolors logo if dark logo on dark background', function() {
const logo = prepareNamedLogo({ name: 'nuget' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="whitesmoke"')
})
it('preserves color if medium logo on dark background', function() {
const logo = prepareNamedLogo({ name: 'skype' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="#00AFF0"')
})
it('preserves color if medium logo on light background', function() {
const logo = prepareNamedLogo({ name: 'skype', style: 'social' })
const decodedLogo = Buffer.from(
logo.replace('data:image/svg+xml;base64,', ''),
'base64'
).toString('ascii')
expect(decodedLogo).to.contain('fill="#00AFF0"')
})
})
test(makeLogo, () => {
forCases([
given('npm', { logo: 'image/svg+xml;base64,PHN2ZyB4bWxu' }),
given('npm', { logo: 'data:image/svg+xml;base64,PHN2ZyB4bWxu' }),
given('npm', { logo: 'data:image/svg xml;base64,PHN2ZyB4bWxu' }),
given('npm', { logo: 'data:image/svg+xml;base64,PHN2ZyB\n4bWxu' }),
]).expect('data:image/svg+xml;base64,PHN2ZyB4bWxu')
forCases([given('npm', { logo: '' }), given(undefined, {})]).expect(
undefined
)
given('github', {}).expect(
'data:image/svg+xml;base64,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'
)
})
})