Using espresso to test this component about android-times-square HOT 1 CLOSED

  /**
     * Scrolls the calendar picker to the selected date
     */

    fun setDate(position: Int = 0, matcher: Matcher<View>, date: Date) {
        val calendarFormat = HigCellDecorator.getContentDescriptionFormat()
        val stringDate = calendarFormat.format(date)
        scrollToDate(date)
        onView(allOf(withContentDescription(stringDate), isEnabled())).perform(click())
    }

    fun scrollToDate(date: Date) {
        val viewAction = object : ViewAction {
            override fun perform(uiController: UiController, view: View) {
                val datePicker = view as CalendarPickerView
                datePicker.scrollToDate(date)
            }

            override fun getDescription(): String {
                return "set date"
            }

            override fun getConstraints(): Matcher<View> {
                return Matchers.allOf(ViewMatchers.isAssignableFrom(CalendarPickerView::class.java), ViewMatchers.isDisplayed())
            }
        }
        Espresso.onView(ViewMatchers.withClassName(Matchers.equalTo(CalendarPickerView::class.jvmName))).perform(viewAction)
    }

`
``