pulsar/spec/task-spec.coffee
2015-02-19 14:53:15 -08:00

60 lines
1.8 KiB
CoffeeScript

Task = require '../src/task'
Grim = require 'grim'
describe "Task", ->
describe "@once(taskPath, args..., callback)", ->
it "terminates the process after it completes", ->
handlerResult = null
task = Task.once require.resolve('./fixtures/task-spec-handler'), (result) ->
handlerResult = result
processClosed = false
processErrored = false
childProcess = task.childProcess
spyOn(childProcess, 'kill').andCallThrough()
task.childProcess.on 'error', -> processErrored = true
waitsFor ->
handlerResult?
runs ->
expect(handlerResult).toBe 'hello'
expect(childProcess.kill).toHaveBeenCalled()
expect(processErrored).toBe false
it "calls listeners registered with ::on when events are emitted in the task", ->
task = new Task(require.resolve('./fixtures/task-spec-handler'))
eventSpy = jasmine.createSpy('eventSpy')
task.on("some-event", eventSpy)
waitsFor (done) -> task.start(done)
runs ->
expect(eventSpy).toHaveBeenCalledWith(1, 2, 3)
it "unregisters listeners when the Disposable returned by ::on is disposed", ->
task = new Task(require.resolve('./fixtures/task-spec-handler'))
eventSpy = jasmine.createSpy('eventSpy')
disposable = task.on("some-event", eventSpy)
disposable.dispose()
waitsFor (done) -> task.start(done)
runs ->
expect(eventSpy).not.toHaveBeenCalled()
it "reports deprecations in tasks", ->
jasmine.snapshotDeprecations()
handlerPath = require.resolve('./fixtures/task-handler-with-deprecations')
task = new Task(handlerPath)
waitsFor (done) -> task.start(done)
runs ->
deprecations = Grim.getDeprecations()
expect(deprecations.length).toBe 1
expect(deprecations[0].getStacks()[0][1].fileName).toBe handlerPath
jasmine.restoreDeprecationsSnapshot()