| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.example.androidx.viewpager2 |
| |
| import androidx.test.espresso.Espresso.onView |
| import androidx.test.espresso.action.ViewActions.click |
| import androidx.test.espresso.matcher.ViewMatchers.isNotChecked |
| import androidx.test.espresso.matcher.ViewMatchers.withId |
| import androidx.viewpager2.widget.ViewPager2 |
| import androidx.viewpager2.widget.ViewPager2.ORIENTATION_HORIZONTAL |
| import androidx.viewpager2.widget.ViewPager2.ORIENTATION_VERTICAL |
| import com.example.androidx.viewpager2.test.AnimationVerifier |
| import org.hamcrest.CoreMatchers.allOf |
| import org.junit.Before |
| import org.junit.Test |
| import org.junit.runners.Parameterized |
| |
| /** |
| * Generic test class for testing [BaseCardActivity]s. For each combination of orientation, rotation |
| * animation, translation animation and scale animation, swipes from the first to the second page |
| * and verifies if the expected pages are shown and if the expected animation was performed. |
| * Implementations simply define the Activity under test, see [ViewPagerViewTest] and |
| * [ViewPagerFragmentTest]. |
| */ |
| abstract class ViewPagerBaseTest<T : BaseCardActivity>( |
| clazz: Class<T>, |
| private val config: TestConfig |
| ) : BaseTest<T>(clazz) { |
| data class TestConfig( |
| @ViewPager2.Orientation val orientation: Int, |
| val animateRotate: Boolean, |
| val animateTranslate: Boolean, |
| val animateScale: Boolean |
| ) |
| |
| companion object { |
| @JvmStatic |
| @Parameterized.Parameters(name = "{0}") |
| fun spec(): List<TestConfig> { |
| return listOf(ORIENTATION_HORIZONTAL, ORIENTATION_VERTICAL).flatMap { orientation -> |
| listOf(false, true).flatMap { rotate -> |
| listOf(false, true).flatMap { translate -> |
| listOf(false, true).map { scale -> |
| TestConfig(orientation, rotate, translate, scale) |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| override val layoutId get() = R.id.view_pager |
| |
| private val twoOfSpades = "2\n♣" |
| private val threeOfSpades = "3\n♣" |
| |
| @Before |
| override fun setUp() { |
| super.setUp() |
| selectOrientation(config.orientation) |
| if (config.animateRotate) check(R.id.rotate_checkbox) |
| if (config.animateTranslate) check(R.id.translate_checkbox) |
| if (config.animateScale) check(R.id.scale_checkbox) |
| } |
| |
| @Test |
| fun testSwipe() { |
| val animationVerifier = AnimationVerifier(viewPager) |
| |
| // Swipe to page 2 |
| animationVerifier.reset() |
| swipeToNextPage() |
| animationVerifier.verify() |
| verifyCurrentPage(threeOfSpades) |
| |
| // Swipe back to page 1 |
| animationVerifier.reset() |
| swipeToPreviousPage() |
| animationVerifier.verify() |
| verifyCurrentPage(twoOfSpades) |
| } |
| |
| private fun check(id: Int) { |
| onView(allOf(withId(id), isNotChecked())).perform(click()) |
| } |
| |
| private fun AnimationVerifier.verify() { |
| awaitAnimation() |
| verify( |
| expectRotation = config.animateRotate, |
| expectTranslation = config.animateTranslate, |
| expectScale = config.animateScale |
| ) |
| } |
| } |
