electron/spec/api-system-preferences-spec.js
Birunthan Mohanathas 486b6b9096 Add systemPreferences.setUserDefault for macOS
This API can be used to e.g. enable key repeat by setting
`ApplePressAndHoldEnabled` to `false` (see also #47).
2016-11-29 09:46:32 -08:00

108 lines
3.7 KiB
JavaScript

const assert = require('assert')
const {remote} = require('electron')
const {systemPreferences} = remote
describe('systemPreferences module', function () {
describe('systemPreferences.getAccentColor', function () {
if (process.platform !== 'win32') {
return
}
it('should return a non-empty string', function () {
let accentColor = systemPreferences.getAccentColor()
assert.notEqual(accentColor, null)
assert(accentColor.length > 0)
})
})
describe('systemPreferences.getColor(id)', function () {
if (process.platform !== 'win32') {
return
}
it('throws an error when the id is invalid', function () {
assert.throws(function () {
systemPreferences.getColor('not-a-color')
}, /Unknown color: not-a-color/)
})
it('returns a hex RGB color string', function () {
assert.equal(/^#[0-9A-F]{6}$/i.test(systemPreferences.getColor('window')), true)
})
})
describe('systemPreferences.getUserDefault(key, type)', function () {
if (process.platform !== 'darwin') {
return
}
it('returns values for known user defaults', function () {
const locale = systemPreferences.getUserDefault('AppleLocale', 'string')
assert.equal(typeof locale, 'string')
assert(locale.length > 0)
const languages = systemPreferences.getUserDefault('AppleLanguages', 'array')
assert(Array.isArray(languages))
assert(languages.length > 0)
})
it('returns values for unknown user defaults', function () {
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'boolean'), false)
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'integer'), 0)
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'float'), 0)
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'double'), 0)
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'string'), '')
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'url'), '')
assert.equal(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'badtype'), undefined)
assert.deepEqual(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'array'), [])
assert.deepEqual(systemPreferences.getUserDefault('UserDefaultDoesNotExist', 'dictionary'), {})
})
})
describe('systemPreferences.setUserDefault(key, type, value)', () => {
if (process.platform !== 'darwin') {
return
}
const KEY = 'SystemPreferencesTest'
const TEST_CASES = [
['string', 'abc'],
['boolean', true],
['float', 2.5],
['double', 10.1],
['integer', 11],
['url', 'https://github.com/electron'],
['array', [1, 2, 3]],
['dictionary', {'a': 1, 'b': 2}]
]
it('sets values', () => {
for (const [type, value] of TEST_CASES) {
systemPreferences.setUserDefault(KEY, type, value)
const retrievedValue = systemPreferences.getUserDefault(KEY, type)
assert.deepEqual(retrievedValue, value)
}
})
it('throws when type and value conflict', () => {
for (const [type, value] of TEST_CASES) {
assert.throws(() => {
systemPreferences.setUserDefault(KEY, type, typeof value === 'string' ? {} : 'foo')
}, `Unable to convert value to: ${type}`)
}
})
it('throws when type is not valid', () => {
assert.throws(() => {
systemPreferences.setUserDefault(KEY, 'abc', 'foo')
}, 'Invalid type: abc')
})
})
describe('systemPreferences.isInvertedColorScheme()', function () {
it('returns a boolean', function () {
assert.equal(typeof systemPreferences.isInvertedColorScheme(), 'boolean')
})
})
})