pulsar/spec/pane-container-spec.coffee
2013-11-22 15:09:47 -08:00

342 lines
12 KiB
CoffeeScript

path = require 'path'
temp = require 'temp'
PaneContainer = require '../src/pane-container'
Pane = require '../src/pane'
{_, $, View, $$} = require 'atom'
describe "PaneContainer", ->
[TestView, container, pane1, pane2, pane3] = []
beforeEach ->
class TestView extends View
atom.deserializers.add(this)
@deserialize: ({name}) -> new TestView(name)
@content: -> @div tabindex: -1
initialize: (@name) -> @text(@name)
serialize: -> { deserializer: 'TestView', @name }
getUri: -> path.join(temp.dir, @name)
save: -> @saved = true
isEqual: (other) -> @name is other.name
container = new PaneContainer
pane1 = new Pane(new TestView('1'))
container.setRoot(pane1)
pane2 = pane1.splitRight(new TestView('2'))
pane3 = pane2.splitDown(new TestView('3'))
afterEach ->
atom.deserializers.remove(TestView)
describe ".focusNextPane()", ->
it "focuses the pane following the focused pane or the first pane if no pane has focus", ->
container.attachToDom()
container.focusNextPane()
expect(pane1.activeItem).toMatchSelector ':focus'
container.focusNextPane()
expect(pane2.activeItem).toMatchSelector ':focus'
container.focusNextPane()
expect(pane3.activeItem).toMatchSelector ':focus'
container.focusNextPane()
expect(pane1.activeItem).toMatchSelector ':focus'
describe ".focusPreviousPane()", ->
it "focuses the pane preceding the focused pane or the last pane if no pane has focus", ->
container.attachToDom()
container.focusPreviousPane()
expect(pane3.activeItem).toMatchSelector ':focus'
container.focusPreviousPane()
expect(pane2.activeItem).toMatchSelector ':focus'
container.focusPreviousPane()
expect(pane1.activeItem).toMatchSelector ':focus'
container.focusPreviousPane()
expect(pane3.activeItem).toMatchSelector ':focus'
describe ".getActivePane()", ->
it "returns the most-recently focused pane", ->
focusStealer = $$ -> @div tabindex: -1, "focus stealer"
focusStealer.attachToDom()
container.attachToDom()
pane2.focus()
expect(container.getFocusedPane()).toBe pane2
expect(container.getActivePane()).toBe pane2
focusStealer.focus()
expect(container.getFocusedPane()).toBeUndefined()
expect(container.getActivePane()).toBe pane2
pane3.focus()
expect(container.getFocusedPane()).toBe pane3
expect(container.getActivePane()).toBe pane3
# returns the first pane if none have been set to active
container.find('.pane.active').removeClass('active')
expect(container.getActivePane()).toBe pane1
describe ".eachPane(callback)", ->
it "runs the callback with all current and future panes until the subscription is cancelled", ->
panes = []
subscription = container.eachPane (pane) -> panes.push(pane)
expect(panes).toEqual [pane1, pane2, pane3]
panes = []
pane4 = pane3.splitRight(pane3.copyActiveItem())
expect(panes).toEqual [pane4]
panes = []
subscription.off()
pane4.splitDown()
expect(panes).toEqual []
describe ".reopenItem()", ->
describe "when there is an active pane", ->
it "reconstructs and shows the last-closed pane item", ->
expect(container.getActivePane()).toBe pane3
item3 = pane3.activeItem
item4 = new TestView('4')
pane3.showItem(item4)
pane3.destroyItem(item3)
pane3.destroyItem(item4)
expect(container.getActivePane()).toBe pane1
expect(container.reopenItem()).toBeTruthy()
expect(pane1.activeItem).toEqual item4
expect(container.reopenItem()).toBeTruthy()
expect(pane1.activeItem).toEqual item3
expect(container.reopenItem()).toBeFalsy()
expect(pane1.activeItem).toEqual item3
describe "when the last-closed pane item is an edit session", ->
it "reopens the edit session (regression)", ->
editor = atom.project.openSync('sample.js')
pane3.showItem(editor)
pane3.destroyItem(editor)
expect(container.reopenItem()).toBeTruthy()
expect(pane3.activeItem.getPath()).toBe editor.getPath()
expect(container.reopenItem()).toBeFalsy()
describe "when there is no active pane", ->
it "attaches a new pane with the reconstructed last pane item and focuses it", ->
container.attachToDom()
pane1.remove()
pane2.remove()
item3 = pane3.activeItem
pane3.destroyItem(item3)
expect(container.getActivePane()).toBeUndefined()
container.reopenItem()
expect(container.getActivePane().activeItem).toEqual item3
expect(container.getActivePane().activeView).toMatchSelector ':focus'
it "does not reopen an item that is already open", ->
item3 = pane3.activeItem
item4 = new TestView('4')
pane3.showItem(item4)
pane3.destroyItem(item3)
pane3.destroyItem(item4)
expect(container.getActivePane()).toBe pane1
pane1.showItem(new TestView('4'))
expect(container.reopenItem()).toBeTruthy()
expect(_.pluck(pane1.getItems(), 'name')).toEqual ['1', '4', '3']
expect(pane1.activeItem).toEqual item3
expect(container.reopenItem()).toBeFalsy()
expect(pane1.activeItem).toEqual item3
pane1.destroyItem(item3)
container.setRoot(new Pane(item3))
expect(container.reopenItem()).toBeFalsy()
expect(container.getActivePane().getItems().length).toBe 1
expect(container.getActivePaneItem()).toEqual item3
describe ".saveAll()", ->
it "saves all open pane items", ->
pane1.showItem(new TestView('4'))
container.saveAll()
for pane in container.getPanes()
for item in pane.getItems()
expect(item.saved).toBeTruthy()
describe ".confirmClose()", ->
it "returns true after modified files are saved", ->
pane1.itemAtIndex(0).shouldPromptToSave = -> true
pane2.itemAtIndex(0).shouldPromptToSave = -> true
spyOn(atom, "confirm").andReturn(0)
saved = container.confirmClose()
runs ->
expect(saved).toBeTruthy()
expect(atom.confirm).toHaveBeenCalled()
it "returns false if the user cancels saving", ->
pane1.itemAtIndex(0).shouldPromptToSave = -> true
pane2.itemAtIndex(0).shouldPromptToSave = -> true
spyOn(atom, "confirm").andReturn(1)
saved = container.confirmClose()
runs ->
expect(saved).toBeFalsy()
expect(atom.confirm).toHaveBeenCalled()
describe "serialization", ->
it "can be serialized and deserialized, and correctly adjusts dimensions of deserialized panes after attach", ->
newContainer = atom.deserializers.deserialize(container.serialize())
expect(newContainer.find('.row > :contains(1)')).toExist()
expect(newContainer.find('.row > .column > :contains(2)')).toExist()
expect(newContainer.find('.row > .column > :contains(3)')).toExist()
newContainer.height(200).width(300).attachToDom()
expect(newContainer.find('.row > :contains(1)').width()).toBe 150
expect(newContainer.find('.row > .column > :contains(2)').height()).toBe 100
xit "removes empty panes on deserialization", ->
# only deserialize pane 1's view successfully
TestView.deserialize = ({name}) -> new TestView(name) if name is '1'
newContainer = atom.deserializers.deserialize(container.serialize())
expect(newContainer.find('.row, .column')).not.toExist()
expect(newContainer.find('> :contains(1)')).toExist()
describe "pane-container:active-pane-item-changed", ->
[pane1, item1a, item1b, item2a, item2b, item3a, container, activeItemChangedHandler] = []
beforeEach ->
item1a = new TestView('1a')
item1b = new TestView('1b')
item2a = new TestView('2a')
item2b = new TestView('2b')
item3a = new TestView('3a')
container = new PaneContainer
container.attachToDom()
pane1 = new Pane(item1a)
container.setRoot(pane1)
activeItemChangedHandler = jasmine.createSpy("activeItemChangedHandler")
container.on 'pane-container:active-pane-item-changed', activeItemChangedHandler
describe "when there are no panes", ->
it "is triggered when a new pane containing a pane item is added", ->
container.setRoot()
expect(container.getPanes().length).toBe 0
activeItemChangedHandler.reset()
pane = new Pane(item1a)
container.setRoot(pane)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1a
describe "when there is one pane", ->
it "is triggered when a new pane item is added", ->
pane1.showItem(item1b)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1b
it "is not triggered when the active pane item is shown again", ->
pane1.showItem(item1a)
expect(activeItemChangedHandler).not.toHaveBeenCalled()
it "is triggered when switching to an existing pane item", ->
pane1.showItem(item1b)
activeItemChangedHandler.reset()
pane1.showItem(item1a)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1a
it "is triggered when the active pane item is removed", ->
pane1.showItem(item1b)
activeItemChangedHandler.reset()
pane1.removeItem(item1b)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1a
it "is not triggered when an inactive pane item is removed", ->
pane1.showItem(item1b)
activeItemChangedHandler.reset()
pane1.removeItem(item1a)
expect(activeItemChangedHandler).not.toHaveBeenCalled()
it "is triggered when all pane items are removed", ->
pane1.removeItem(item1a)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toBe undefined
it "is triggered when the pane is removed", ->
pane1.remove()
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toBe undefined
describe "when there are two panes", ->
[pane2] = []
beforeEach ->
pane2 = pane1.splitLeft(item2a)
activeItemChangedHandler.reset()
it "is triggered when a new pane item is added to the active pane", ->
pane2.showItem(item2b)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item2b
it "is not triggered when a new pane item is added to an inactive pane", ->
pane1.showItem(item1b)
expect(activeItemChangedHandler).not.toHaveBeenCalled()
it "is triggered when the active pane item removed from the active pane", ->
pane2.showItem(item2b)
activeItemChangedHandler.reset()
pane2.removeItem(item2b)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item2a
it "is not triggered when the active pane item removed from an inactive pane", ->
pane1.showItem(item1b)
activeItemChangedHandler.reset()
pane1.removeItem(item1b)
expect(activeItemChangedHandler).not.toHaveBeenCalled()
it "is triggered when the active pane is removed", ->
pane2.remove()
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1a
it "is not triggered when an inactive pane is removed", ->
pane1.remove()
expect(activeItemChangedHandler).not.toHaveBeenCalled()
it "is triggered when the active pane is changed", ->
pane1.makeActive()
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item1a
describe "when there are multiple panes", ->
beforeEach ->
pane2 = pane1.splitRight(item2a)
activeItemChangedHandler.reset()
it "is triggered when a new pane is added", ->
pane2.splitDown(item3a)
expect(activeItemChangedHandler.callCount).toBe 1
expect(activeItemChangedHandler.argsForCall[0][1]).toEqual item3a
it "is not triggered when the non active pane is removed", ->
pane3 = pane2.splitDown(item3a)
activeItemChangedHandler.reset()
pane1.remove()
pane2.remove()
expect(activeItemChangedHandler).not.toHaveBeenCalled()