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Add native image resize tests

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This commit is contained in:
Kevin Sawicki 2016-10-04 10:50:33 -07:00
parent 042684fb38
commit 6a7f0d70fd
1 changed files with 20 additions and 1 deletions
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21
spec/api-native-image-spec.js
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@ -1,7 +1,7 @@
'use strict' 'use strict'
const assert = require('assert') const assert = require('assert')
const nativeImage = require('electron').nativeImage const {nativeImage} = require('electron')
const path = require('path') const path = require('path')
describe('nativeImage module', () => { describe('nativeImage module', () => {
@ -61,4 +61,23 @@ describe('nativeImage module', () => {
assert.equal(image.getSize().width, 256) assert.equal(image.getSize().width, 256)
}) })
}) })
describe('resize(options)', () => {
it('returns a resized image', () => {
const image = nativeImage.createFromPath(path.join(__dirname, 'fixtures', 'assets', 'logo.png'))
assert.deepEqual(image.resize({}).getSize(), {width: 538, height: 190})
assert.deepEqual(image.resize({width: 400}).getSize(), {width: 400, height: 190})
assert.deepEqual(image.resize({height: 123}).getSize(), {width: 538, height: 123})
assert.deepEqual(image.resize({width: 80, height: 65}).getSize(), {width: 80, height: 65})
})
it('supports a quality option', () => {
const image = nativeImage.createFromPath(path.join(__dirname, 'fixtures', 'assets', 'logo.png'))
const good = image.resize({width: 100, height: 100, quality: 'good'})
const better = image.resize({width: 100, height: 100, quality: 'better'})
const best = image.resize({width: 100, height: 100, quality: 'best'})
assert(good.toPNG().length <= better.toPNG().length)
assert(better.toPNG().length < best.toPNG().length)
})
})
}) })