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How to use isDescendantOfA method of android.support.test.espresso.matcher.ViewMatchers class
Best Appium-espresso-driver code snippet using android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA
exampleTest.kt
Source:exampleTest.kt 
...69 val scenario = launchFragmentInContainer<example>()70 onView(allOf(withId(R.id.testo_frammento), withText("Hello Fragment!!"))).check(matches(isDisplayed()))71 //verifica che la TextView con un certo ID ha come contenuto un certo testo72 onView(allOf(isAssignableFrom(TextView::class.java), withId(R.id.testo_frammento))).check(matches(withText("Hello Fragment!!")))73 onView(allOf(isAssignableFrom(TextView::class.java), withId(R.id.testo_frammento), isDescendantOfA(withClassName(`is`("android.widget.FrameLayout"))))).check(matches(withText("Hello Fragment!!")))74 //riprova: il seguente fallisce perchè la classe non è corretta75 //onView(allOf(isAssignableFrom(Button::class.java), withId(R.id.testo_frammento), isDescendantOfA(withClassName(`is`("android.widget.FrameLayout"))))).check(matches(withText("Hello Fragment!!")))76 //oppure il genitore non è del tipo giusto77 //onView(allOf(isAssignableFrom(TextView::class.java), withId(R.id.testo_frammento), isDescendantOfA(withClassName(`is`("android.widget.ConstraintLayout"))))).check(matches(withText("Hello Fragment!!")))78 }79 //verifica animazioni fragment80}
ViewMatchersTest.kt
Source:ViewMatchersTest.kt
...22import android.support.test.espresso.matcher.ViewMatchers.hasImeAction23import android.support.test.espresso.matcher.ViewMatchers.hasSibling24import android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom25import android.support.test.espresso.matcher.ViewMatchers.isChecked26import android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA27import android.support.test.espresso.matcher.ViewMatchers.isDisplayed28import android.support.test.espresso.matcher.ViewMatchers.isEnabled29import android.support.test.espresso.matcher.ViewMatchers.isFocusable30import android.support.test.espresso.matcher.ViewMatchers.isSelected31import android.support.test.espresso.matcher.ViewMatchers.supportsInputMethods32import android.support.test.espresso.matcher.ViewMatchers.withChild33import android.support.test.espresso.matcher.ViewMatchers.withClassName34import android.support.test.espresso.matcher.ViewMatchers.withContentDescription35import android.support.test.espresso.matcher.ViewMatchers.withHint36import android.support.test.espresso.matcher.ViewMatchers.withId37import android.support.test.espresso.matcher.ViewMatchers.withParent38import android.support.test.espresso.matcher.ViewMatchers.withText39import org.hamcrest.CoreMatchers.allOf40import org.hamcrest.CoreMatchers.`is`41import org.hamcrest.CoreMatchers.not42/**43 * Lists all ViewMatchers. ViewMatchers here are without functional load.44 * This is done for demonstration purposes.45 */46@RunWith(AndroidJUnit4::class)47class ViewMatchersTest {48 @Test49 fun userProperties() {50 onView(withId(R.id.fab_add_task))51 onView(withText("All TO-DOs"))52 onView(withContentDescription(R.string.menu_filter))53 onView(hasContentDescription())54 onView(withHint(R.string.name_hint))55 }56 @Test57 fun uiProperties() {58 onView(isDisplayed())59 onView(isEnabled())60 onView(isChecked())61 onView(isSelected())62 }63 @Test64 fun objectMatcher() {65 onView(not<View>(isChecked()))66 onView(allOf<View>(withText("item 1"), isChecked()))67 }68 @Test69 fun hierarchy() {70 onView(withParent(withId(R.id.todo_item)))71 onView(withChild(withText("item 2")))72 onView(isDescendantOfA(withId(R.id.todo_item)))73 onView(hasDescendant(isChecked()))74 .check(matches(isDisplayed()))75 .check(matches(isFocusable()))76 onView(hasSibling(withContentDescription(R.string.menu_filter)))77 }78 @Test79 fun input() {80 onView(supportsInputMethods())81 onView(hasImeAction(EditorInfo.IME_ACTION_SEND))82 }83 @Test84 fun classMatchers() {85 onView(isAssignableFrom(CheckBox::class.java))86 onView(withClassName(`is`(FloatingActionButton::class.java.canonicalName)))...
RoomsScreenTest.kt
Source:RoomsScreenTest.kt
...20import android.support.test.espresso.contrib.RecyclerViewActions.scrollTo21import android.support.test.espresso.core.deps.guava.base.Preconditions.checkArgument22import android.support.test.espresso.matcher.ViewMatchers.hasDescendant23import android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom24import android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA25import android.support.test.espresso.matcher.ViewMatchers.isDisplayed26import android.support.test.espresso.matcher.ViewMatchers.withId27import android.support.test.espresso.matcher.ViewMatchers.withText28import org.hamcrest.Matchers.allOf29/**30 * Tests for the rooms screen, the main screen which contains a grid of all rooms.31 */32@RunWith(AndroidJUnit4::class)33@LargeTest34class RoomsScreenTest {35 /**36 * [ActivityTestRule] is a JUnit [@Rule][Rule] to launch your activity under test.37 *38 *39 *40 * Rules are interceptors which are executed for each test method and are important building41 * blocks of Junit tests.42 */43 @Rule44 var mRoomsActivityTestRule = ActivityTestRule(RoomsActivity::class.java)45 /**46 * A custom [Matcher] which matches an item in a [RecyclerView] by its text.47 *48 *49 *50 * View constraints:51 *52 * * View must be a child of a [RecyclerView]53 *54 *55 * @param itemText the text to match56 * @return Matcher that matches text in the given view57 */58 private fun withItemText(itemText: String): Matcher<View> {59 checkArgument(!TextUtils.isEmpty(itemText), "itemText cannot be null or empty")60 return object : TypeSafeMatcher<View>() {61 public override fun matchesSafely(item: View): Boolean {62 return allOf(63 isDescendantOfA(isAssignableFrom(RecyclerView::class.java)),64 withText(itemText)).matches(item)65 }66 override fun describeTo(description: Description) {67 description.appendText("is isDescendantOfA RV with text " + itemText)68 }69 }70 }71 @Test72 @Throws(Exception::class)73 fun clickAddRoomButton_opensAddRoomUi() {74 // Click on the add room button75 onView(withId(R.id.fab_add_rooms)).perform(click())76 // Check if the add room screen is displayed77 onView(withId(R.id.add_room_title)).check(matches(isDisplayed()))78 }79 @Test80 @Throws(Exception::class)81 fun addRoomToRoomsList() {...
SubredditsScreenTest.kt
Source:SubredditsScreenTest.kt
...17import android.support.test.espresso.contrib.RecyclerViewActions.scrollTo18import android.support.test.espresso.core.deps.guava.base.Preconditions.checkArgument19import android.support.test.espresso.matcher.ViewMatchers.hasDescendant20import android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom21import android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA22import android.support.test.espresso.matcher.ViewMatchers.isDisplayed23import android.support.test.espresso.matcher.ViewMatchers.withId24import android.support.test.espresso.matcher.ViewMatchers.withText25import android.support.test.filters.LargeTest26import org.hamcrest.Matchers.allOf27/**28 * Tests for the subreddits screen, screen that containt all of your subreddits29 */30@RunWith(AndroidJUnit4::class)31@LargeTest32class SubredditsScreenTest {33 /**34 * A custom [Matcher] which matches an item in a [RecyclerView] by its text.35 *36 *37 *38 *39 * View constraints:40 *41 * * View must be a child of a [RecyclerView]42 *43 * @param itemText the text to match44 * *45 * @return Matcher that matches text in the given view46 */47 private fun withItemText(itemText: String): Matcher<View> {48 checkArgument(!TextUtils.isEmpty(itemText), "itemText cannot be null or empty")49 return object : TypeSafeMatcher<View>() {50 public override fun matchesSafely(item: View): Boolean {51 return allOf(52 isDescendantOfA(isAssignableFrom(RecyclerView::class.java)),53 withText(itemText)).matches(item)54 }55 override fun describeTo(description: Description) {56 description.appendText("is isDescendantOfA RV with text " + itemText)57 }58 }59 }60 /**61 * [ActivityTestRule] is a JUnit [@Rule][Rule] to launch your activity under test.62 *63 *64 *65 *66 * Rules are interceptors which are executed for each test method and are important building67 * blocks of Junit tests.68 */69 @Rule70 var mSubredditsActivityTestRule: ActivityTestRule<SubredditsActivity> = ActivityTestRule(SubredditsActivity::class.java)...
NestedScrollViewViewAction.kt
Source:NestedScrollViewViewAction.kt
...5import android.support.test.espresso.ViewAction6import android.support.test.espresso.action.ViewActions7import android.support.test.espresso.matcher.ViewMatchers8import android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom9import android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA10import android.support.test.espresso.matcher.ViewMatchers.isDisplayingAtLeast11import android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility12import android.support.test.espresso.util.HumanReadables13import android.support.v4.widget.NestedScrollView14import android.view.View15import org.hamcrest.Matchers.allOf16import org.hamcrest.Matchers.anyOf17import timber.log.Timber18/** [ViewAction] that scrolls the [NestedScrollView] to any desired view */19class NestedScrollViewViewAction : ViewAction {20 companion object {21 private const val DISPLAY_PERCENTAGE = 9022 23 /**24 * Factory method that performs all assertions before the [ViewAction] and then returns it25 *26 * @return the [NestedScrollViewViewAction] instance27 */28 @JvmStatic29 fun scrollTo() = ViewActions.actionWithAssertions(NestedScrollViewViewAction())30 }31 override fun getConstraints() = allOf<View>(32 withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE),33 isDescendantOfA(anyOf<View>(34 isAssignableFrom(NestedScrollView::class.java), isAssignableFrom(NestedScrollView::class.java))35 )36 )37 override fun perform(uiController: UiController, view: View) {38 if (isDisplayingAtLeast(DISPLAY_PERCENTAGE).matches(view)) {39 Timber.i("View is already displayed. Returning.")40 return41 }42 val rect = Rect()43 view.getDrawingRect(rect)44 if (!view.requestRectangleOnScreen(rect, true)) {45 Timber.w("Scrolling to view was requested, but none of the parents scrolled.")46 }47 uiController.loopMainThreadUntilIdle()...
MapsActivityTest.kt
Source:MapsActivityTest.kt
...32 IdlingRegistry.getInstance().register(idlingResource)33 onView(allOf(withId(R.id.pubLogo), isDisplayed())).perform(click())34 onView(allOf(withId(R.id.pubDescription), isDisplayed()))35 onView(withId(R.id.viewPager)).perform(swipeDown())36 onView(allOf(withId(R.id.pubDescription), isDescendantOfA(nthChildOf(withId(R.id.viewPager), 0)))).check(matches(not(isDisplayed())))37 onView(allOf(withId(R.id.pubLogo), isDisplayed())).perform(click())38 onView(allOf(withId(R.id.pubDescription), isDisplayed()))39 Espresso.pressBack()40 onView(allOf(withId(R.id.pubDescription), isDescendantOfA(nthChildOf(withId(R.id.viewPager), 0)))).check(matches(not(isDisplayed())))41 Espresso.pressBack()42 onView(allOf(withId(R.id.pubLogo), isDescendantOfA(nthChildOf(withId(R.id.viewPager), 0)))).check(matches(not(isDisplayed())))43 }44}...
MapsActivityTest2.kt
Source:MapsActivityTest2.kt
1package ru.xmn.russiancraftbeer.screens.map.ui2import android.support.test.espresso.Espresso3import android.support.test.espresso.Espresso.onView4import android.support.test.espresso.IdlingRegistry5import android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA6import android.support.test.espresso.matcher.ViewMatchers.withId7import android.support.test.filters.LargeTest8import android.support.test.rule.ActivityTestRule9import android.support.test.runner.AndroidJUnit410import com.zhuinden.espressohelper.checkIsDisplayed11import com.zhuinden.espressohelper.checkIsNotDisplayed12import com.zhuinden.espressohelper.performClick13import com.zhuinden.espressohelper.performSwipeDown14import org.hamcrest.CoreMatchers.allOf15import org.junit.Rule16import org.junit.Test17import org.junit.runner.RunWith18import ru.xmn.russiancraftbeer.R.id.*19@RunWith(AndroidJUnit4::class)20@LargeTest21class MapsActivityTest2 {22 @Rule23 @JvmField24 val mActivityRule = ActivityTestRule<MapsActivity>(25 MapsActivity::class.java)26 @Test27 fun pager_is_visible() {28 val idlingResource = ElapsedTimeIdlingResource(6000)29 IdlingRegistry.getInstance().register(idlingResource)30 pubLogo.descendantOf(viewPager).performClick()31 pubLogo.descendantOf(viewPager).checkIsDisplayed()32 viewPager.performSwipeDown()33 pubDescription.descendantOf(viewPager).checkIsNotDisplayed()34 pubLogo.descendantOf(viewPager).performClick()35 Espresso.pressBack()36 pubDescription.descendantOf(viewPager).checkIsNotDisplayed()37 Espresso.pressBack()38 pubLogo.descendantOf(viewPager).checkIsNotDisplayed()39 }40}41fun Int.descendantOf(parentId: Int, position: Int = 0) =42 onView(descendantOfMatcher(parentId, position))!!43fun Int.descendantOfMatcher(parentId: Int, position: Int = 0) =44 allOf(withId(this), isDescendantOfA(nthChildOf(withId(parentId), position)))!!...
SnackbarElement.kt
Source:SnackbarElement.kt
...27) {28 val message = ViewElement(29 Matchers.allOf(30 ViewMatchers.withId(R.id.snackbar_text),31 ViewMatchers.isDescendantOfA(matcher)32 )33 )34 val button = ViewElement(35 Matchers.allOf(36 ViewMatchers.withId(R.id.snackbar_action),37 ViewMatchers.isDescendantOfA(matcher)38 )39 )40 fun swipeOut() = EspressoActions.swipe(RIGHT_TO_LEFT)41}...
isDescendantOfA
Using AI Code Generation
1import static android.support.test.espresso.matcher.ViewMatchers.isDescendantOfA;2import static android.support.test.espresso.matcher.ViewMatchers.withId;3import static android.support.test.espresso.matcher.ViewMatchers.withText;4import static android.support.test.espresso.matcher.ViewMatchers.withId;5import static org.hamcrest.Matchers.allOf;6import static android.support.test.espresso.matcher.ViewMatchers.withId;7import static android.support.test.espresso.matcher.ViewMatchers.withText;8import static android.support.test.espresso.matcher.ViewMatchers.withId;9import static android.support.test.espresso.matcher.ViewMatchers.withText;10import static android.support.test.espresso.matcher.ViewMatchers.withId;11import static android.support.test.espresso.matcher.ViewMatchers.withText;12import static android.support.test.espresso.matcher.ViewMatchers.withId;13import static android.support.test.espresso.matcher.ViewMatchers.withText;14import static android.support.test.espresso.matcher.ViewMatchers.withId;15import static android.support.test.espresso.matcher.ViewMatchers.withText;16import static android.support.test.espresso.matcher.ViewMatchers.withId;17import static android.support.test.espresso.matcher.ViewMatchers.withText;18import static android.support.test.espresso.matcher.ViewMatchers.with
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Most used method in ViewMatchers
- hasContentDescription
- hasDescendant
- hasErrorText
- hasFocus
- hasImeAction
- hasLinks
- hasSibling
- isChecked
- isClickable
- isCompletelyDisplayed
- isDescendantOfA
- isDisplayed
- isDisplayingAtLeast
- isEnabled
- isFocusable
- isJavascriptEnabled
- isNotChecked
- isRoot
- isSelected
- supportsInputMethods
- withChild
- withClassName
- withContentDescription
- withEffectiveVisibility
- withHint
- withId
- withInputType
- withParent
- withResourceName
- withSpinnerText
- withTagKey
- withTagValue
- withText
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