// FlickFinger performs a flick touch action by the provided offset and at the
// provided speed on exactly one element.
func (s *Selection) FlickFinger(xOffset, yOffset int, speed uint) error {
selectedElement, err := s.elements.GetExactlyOne()
if err != nil {
return fmt.Errorf("failed to select element from %s: %s", s, err)
}
if err := s.session.TouchFlick(selectedElement.(*api.Element), api.XYOffset{X: xOffset, Y: yOffset}, api.ScalarSpeed(speed)); err != nil {
return fmt.Errorf("failed to flick finger on %s: %s", s, err)
}
return nil
}
})
})
Describe("#FlickFinger", func() {
var firstElement *api.Element
BeforeEach(func() {
firstElement = &api.Element{}
elementRepository.GetExactlyOneCall.ReturnElement = firstElement
})
It("should successfully flick on the selected element", func() {
Expect(selection.FlickFinger(100, 200, 300)).To(Succeed())
Expect(session.TouchFlickCall.Element).To(ExactlyEqual(firstElement))
Expect(session.TouchFlickCall.Offset).To(Equal(api.XYOffset{X: 100, Y: 200}))
Expect(session.TouchFlickCall.Speed).To(Equal(api.ScalarSpeed(300)))
})
Context("when exactly one element is not returned", func() {
It("should return an error", func() {
elementRepository.GetExactlyOneCall.Err = errors.New("some error")
Expect(selection.FlickFinger(100, 200, 300)).To(MatchError("failed to select element from selection 'CSS: #selector': some error"))
})
})
Context("when the flick fails", func() {
It("should return an error", func() {
session.TouchFlickCall.Err = errors.New("some error")
Expect(selection.FlickFinger(100, 200, 300)).To(MatchError("failed to flick finger on selection 'CSS: #selector': some error"))
})
})