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test.js
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test.js
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import test from 'ava'
import fs from 'fs'
import path from 'path'
import rimraf from 'rimraf'
import createBlueprint from './createBlueprint'
import {
replaceAll,
escapeRegExp,
newFilePath,
capitalizeFirstLetter,
lowercaseFirstLetter,
createDirectory,
} from './utils'
// Mock-fs didn't work properly for these tests. I never could find out the
// reason, but the test process could be made a lot more simple if iy could be
// used to mock the filesystem.
test.before(() => {
const notRelative = (p) => path.resolve(process.cwd(), p)
if (!fs.existsSync(notRelative('blueprints'))) {
fs.mkdirSync(notRelative('blueprints'))
fs.mkdirSync(notRelative('blueprints/component'))
fs.mkdirSync(notRelative('blueprints/component/{% component %}'))
fs.writeFileSync(
notRelative(
'blueprints/component/{% component %}/{% Component %}.js',
'Content'
)
)
}
if (!fs.existsSync(notRelative('src'))) {
fs.mkdirSync(notRelative('src'))
fs.mkdirSync(notRelative('src/components'))
}
})
test.after.always(() => {
const notRelative = (p) => path.resolve(process.cwd(), p)
rimraf.sync(notRelative('blueprints'))
rimraf.sync(notRelative('src'))
})
test('createBlueprint', async (t) => {
t.truthy(createBlueprint, 'should be defined')
if (!fs.existsSync('blueprints/component/{% component %}')) {
t.fail('The file should be created')
}
const targetDir = 'src/components'
const name = 'someComponent'
const configs = {
component: 'blueprints/component',
}
try {
await createBlueprint('component', name, targetDir, configs)
} catch (e) {
t.log(e.stack)
t.fail('An error should not be returned')
}
const err = await new Promise((resolve) => {
fs.stat(`${targetDir}/${name}`, (err) => {
if (err) {
return resolve(err)
}
resolve()
})
})
t.falsy(err, 'should create the new files as expected')
})
test('utils exports', (t) => {
const exports = {
replaceAll,
escapeRegExp,
newFilePath,
capitalizeFirstLetter,
createDirectory,
lowercaseFirstLetter,
}
Object.entries(exports).forEach(([key, val]) => {
t.truthy(val, `utils should export ${key}`)
})
})
test('newFilePath', (t) => {
const type = 'testValue'
const filenameLowerCase = `{% TestValue %}/{% testValue %}.js`
const filenameUpperCase = `{% TestValue %}.js`
const newName = 'givenName'
t.is(
newFilePath(filenameLowerCase, type, newName),
'GivenName/givenName.js',
'should replace lowercase instances of type with a lowercase newName'
)
t.is(
newFilePath(filenameUpperCase, type, newName),
'GivenName.js',
'should replace instances of {type} with newName'
)
})
test('replaceAll', (t) => {
const str = 'one two one two'
const find = 'two'
const replace = 'three'
t.is(
replaceAll(str, find, replace),
'one three one three',
'should replace every instance of find with replace'
)
t.is(
replaceAll('{test}', '{', '['),
'[test}',
'should handle characters which need escaping'
)
})
test('capitalizeFirstLetter', (t) => {
const testStrings = ['string', 'Bring', '1fing']
testStrings.forEach((testString) => {
const firstChar = capitalizeFirstLetter(testString).charAt(0)
t.truthy(
firstChar === firstChar.toUpperCase(),
'should capitalize the first letter of the string'
)
})
})
test('lowercaseFirstLetter', (t) => {
const testStrings = ['String', 'bringFling', '1fing']
testStrings.forEach((testString) => {
const firstChar = lowercaseFirstLetter(testString).charAt(0)
t.truthy(
firstChar === firstChar.toLowerCase(),
'should lowercase the first letter of the string'
)
})
})
test('createDirectory', async (t) => {
const testDirectory = 'src/components/anotherDir'
const err = await createDirectory(testDirectory)
t.falsy(err)
})