pulsar/spec/notification-spec.js

const Notification = require('../src/notification')

describe('Notification', () => {
  it('throws an error when created with a non-string message', () => {
    expect(() => new Notification('error', null)).toThrow()
    expect(() => new Notification('error', 3)).toThrow()
    expect(() => new Notification('error', {})).toThrow()
    expect(() => new Notification('error', false)).toThrow()
    expect(() => new Notification('error', [])).toThrow()
  })

  it('throws an error when created with non-object options', () => {
    expect(() => new Notification('error', 'message', 'foo')).toThrow()
    expect(() => new Notification('error', 'message', 3)).toThrow()
    expect(() => new Notification('error', 'message', false)).toThrow()
    expect(() => new Notification('error', 'message', [])).toThrow()
  })

  describe('::getTimestamp()', () =>
    it('returns a Date object', () => {
      const notification = new Notification('error', 'message!')
      expect(notification.getTimestamp() instanceof Date).toBe(true)
    })
  )

  describe('::getIcon()', () => {
    it('returns a default when no icon specified', () => {
      const notification = new Notification('error', 'message!')
      expect(notification.getIcon()).toBe('flame')
    })

    it('returns the icon specified', () => {
      const notification = new Notification('error', 'message!', {icon: 'my-icon'})
      expect(notification.getIcon()).toBe('my-icon')
    })
  })

  describe('dismissing notifications', () => {
    describe('when the notfication is dismissable', () =>
      it('calls a callback when the notification is dismissed', () => {
        const dismissedSpy = jasmine.createSpy()
        const notification = new Notification('error', 'message', {dismissable: true})
        notification.onDidDismiss(dismissedSpy)

        expect(notification.isDismissable()).toBe(true)
        expect(notification.isDismissed()).toBe(false)

        notification.dismiss()

        expect(dismissedSpy).toHaveBeenCalled()
        expect(notification.isDismissed()).toBe(true)
      })
    )

    describe('when the notfication is not dismissable', () =>
      it('does nothing when ::dismiss() is called', () => {
        const dismissedSpy = jasmine.createSpy()
        const notification = new Notification('error', 'message')
        notification.onDidDismiss(dismissedSpy)

        expect(notification.isDismissable()).toBe(false)
        expect(notification.isDismissed()).toBe(true)

        notification.dismiss()

        expect(dismissedSpy).not.toHaveBeenCalled()
        expect(notification.isDismissed()).toBe(true)
      })
    )
  })
})