electron/spec/api-browser-window-spec.coffee

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assert = require 'assert'
fs = require 'fs'
path = require 'path'
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remote = require 'remote'
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BrowserWindow = remote.require 'browser-window'
isCI = remote.process.argv[1] == '--ci'
describe 'browser-window module', ->
fixtures = path.resolve __dirname, 'fixtures'
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w = null
beforeEach ->
w.destroy() if w?
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w = new BrowserWindow(show: false, width: 400, height: 400)
afterEach ->
w.destroy() if w?
w = null
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describe 'BrowserWindow.close()', ->
it 'should emit unload handler', (done) ->
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w.webContents.on 'did-finish-load', ->
w.close()
w.on 'closed', ->
test = path.join(fixtures, 'api', 'unload')
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content = fs.readFileSync(test)
fs.unlinkSync(test)
assert.equal String(content), 'unload'
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'unload.html')
it 'should emit beforeunload handler', (done) ->
w.on 'onbeforeunload', ->
done()
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w.webContents.on 'did-finish-load', ->
w.close()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'beforeunload-false.html')
describe 'window.close()', ->
it 'should emit unload handler', (done) ->
w.on 'closed', ->
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test = path.join(fixtures, 'api', 'close')
content = fs.readFileSync(test)
fs.unlinkSync(test)
assert.equal String(content), 'close'
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'close.html')
it 'should emit beforeunload handler', (done) ->
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w.on 'onbeforeunload', ->
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'close-beforeunload-false.html')
describe 'BrowserWindow.loadUrl(url)', ->
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it 'should emit did-start-loading event', (done) ->
w.webContents.on 'did-start-loading', ->
done()
w.loadUrl 'about:blank'
describe 'BrowserWindow.show()', ->
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it 'should focus on window', ->
return if isCI
w.show()
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assert w.isFocused()
describe 'BrowserWindow.showInactive()', ->
it 'should not focus on window', ->
w.showInactive()
assert !w.isFocused()
describe 'BrowserWindow.focus()', ->
it 'does not make the window become visible', ->
assert.equal w.isVisible(), false
w.focus()
assert.equal w.isVisible(), false
describe 'BrowserWindow.capturePage(rect, callback)', ->
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it 'calls the callback with a Buffer', (done) ->
w.capturePage {x: 0, y: 0, width: 100, height: 100}, (image) ->
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assert.equal image.constructor.name, 'Buffer'
done()
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describe 'BrowserWindow.setSize(width, height)', ->
it 'sets the window size', ->
size = [400, 400]
w.setSize size[0], size[1]
after = w.getSize()
assert.equal after[0], size[0]
assert.equal after[1], size[1]
describe 'BrowserWindow.setContentSize(width, height)', ->
it 'sets the content size', ->
size = [400, 400]
w.setContentSize size[0], size[1]
after = w.getContentSize()
assert.equal after[0], size[0]
assert.equal after[1], size[1]
describe 'BrowserWindow.fromId(id)', ->
it 'returns the window with id', ->
assert.equal w.id, BrowserWindow.fromId(w.id).id
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describe '"use-content-size" option', ->
it 'make window created with content size when used', ->
w.destroy()
w = new BrowserWindow(show: false, width: 400, height: 400, 'use-content-size': true)
contentSize = w.getContentSize()
assert.equal contentSize[0], 400
assert.equal contentSize[1], 400
it 'make window created with window size when not used', ->
size = w.getSize()
assert.equal size[0], 400
assert.equal size[1], 400
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describe '"enable-larger-than-screen" option', ->
return if process.platform is 'linux'
beforeEach ->
w.destroy()
w = new BrowserWindow(show: true, width: 400, height: 400, 'enable-larger-than-screen': true)
it 'can move the window out of screen', ->
w.setPosition -10, -10
after = w.getPosition()
assert.equal after[0], -10
assert.equal after[1], -10
it 'can set the window larger than screen', ->
size = require('screen').getPrimaryDisplay().size
size.width += 100
size.height += 100
w.setSize size.width, size.height
after = w.getSize()
assert.equal after[0], size.width
assert.equal after[1], size.height
describe '"preload" options', ->
it 'loads the script before other scripts in window', (done) ->
preload = path.join fixtures, 'module', 'set-global.js'
remote.require('ipc').once 'preload', (event, test) ->
assert.equal(test, 'preload')
done()
w.destroy()
w = new BrowserWindow(show: false, width: 400, height: 400, preload: preload)
w.loadUrl 'file://' + path.join(fixtures, 'api', 'preload.html')
describe 'beforeunload handler', ->
it 'returning true would not prevent close', (done) ->
w.on 'closed', ->
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'close-beforeunload-true.html')
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it 'returning non-empty string would not prevent close', (done) ->
w.on 'closed', ->
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'close-beforeunload-string.html')
it 'returning false would prevent close', (done) ->
w.on 'onbeforeunload', ->
done()
w.loadUrl 'file://' + path.join(fixtures, 'api', 'close-beforeunload-false.html')
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it 'returning empty string would prevent close', (done) ->
w.on 'onbeforeunload', ->
done()
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w.loadUrl 'file://' + path.join(fixtures, 'api', 'close-beforeunload-empty-string.html')
describe 'new-window event', ->
it 'emits when window.open is called', (done) ->
w.webContents.once 'new-window', (e, url, frameName) ->
e.preventDefault()
assert.equal url, 'http://host'
assert.equal frameName, 'host'
done()
w.loadUrl "file://#{fixtures}/pages/window-open.html"
it 'emits when link with target is called', (done) ->
w.webContents.once 'new-window', (e, url, frameName) ->
e.preventDefault()
assert.equal url, 'http://host/'
assert.equal frameName, 'target'
done()
w.loadUrl "file://#{fixtures}/pages/target-name.html"
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describe 'maximize event', ->
it 'emits when window is maximized', (done) ->
@timeout 10000
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w.once 'maximize', -> done()
w.show()
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w.maximize()
describe 'unmaximize event', ->
it 'emits when window is unmaximized', (done) ->
@timeout 10000
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w.once 'unmaximize', -> done()
w.show()
w.maximize()
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w.unmaximize()
describe 'minimize event', ->
it 'emits when window is minimized', (done) ->
@timeout 10000
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w.once 'minimize', -> done()
w.show()
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w.minimize()
describe 'restore event', ->
it 'emits when window is restored', (done) ->
@timeout 10000
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w.once 'restore', -> done()
w.show()
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w.minimize()
w.restore()