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Ashok Varma
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Ashok Varma
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May 31, 2016
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49 changes: 49 additions & 0 deletions
49
sample/src/androidTest/java/com/ashokvarma/sample/HomeScreenTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,49 @@ | ||
| package com.ashokvarma.sample; | ||
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| import android.support.test.rule.ActivityTestRule; | ||
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| import com.ashokvarma.bottomnavigation.sample.HomeActivity; | ||
| import com.ashokvarma.bottomnavigation.sample.R; | ||
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| import org.junit.Rule; | ||
| import org.junit.Test; | ||
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| import static android.support.test.espresso.Espresso.onView; | ||
| import static android.support.test.espresso.action.ViewActions.click; | ||
| import static android.support.test.espresso.matcher.ViewMatchers.isRoot; | ||
| import static android.support.test.espresso.matcher.ViewMatchers.withId; | ||
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| /** | ||
| * Class description | ||
| * | ||
| * @author ashokvarma | ||
| * @version 1.0 | ||
| * @see | ||
| * @since 26 May 2016 | ||
| */ | ||
| public class HomeScreenTest { | ||
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| @Rule | ||
| public ActivityTestRule<HomeActivity> mHomeActivityTestRule = | ||
| new ActivityTestRule<HomeActivity>(HomeActivity.class); | ||
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| @Test | ||
| public void scrollHome_test() throws Exception { | ||
| onView(withId(R.id.nested_scroll_view)) | ||
| .perform(Utils.swipeUpSlow()); | ||
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| onView(isRoot()).perform(Utils.waitId(R.id.nested_scroll_view, 150 * 1000)); | ||
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| onView(withId(R.id.nested_scroll_view)) | ||
| .perform(Utils.swipeDownSlow()); | ||
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| onView(withId(R.id.items_3)) | ||
| .perform(click()); | ||
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| onView(isRoot()).perform(Utils.waitId(R.id.nested_scroll_view, 150 * 1000)); | ||
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| } | ||
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| } |
160 changes: 160 additions & 0 deletions
160
sample/src/androidTest/java/com/ashokvarma/sample/Utils.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,160 @@ | ||
| package com.ashokvarma.sample; | ||
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| import android.support.test.espresso.PerformException; | ||
| import android.support.test.espresso.UiController; | ||
| import android.support.test.espresso.ViewAction; | ||
| import android.support.test.espresso.action.CoordinatesProvider; | ||
| import android.support.test.espresso.action.GeneralLocation; | ||
| import android.support.test.espresso.action.GeneralSwipeAction; | ||
| import android.support.test.espresso.action.Press; | ||
| import android.support.test.espresso.action.Swipe; | ||
| import android.support.test.espresso.util.HumanReadables; | ||
| import android.support.test.espresso.util.TreeIterables; | ||
| import android.view.View; | ||
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| import org.hamcrest.Matcher; | ||
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| import java.util.concurrent.TimeoutException; | ||
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| import static android.support.test.espresso.action.ViewActions.actionWithAssertions; | ||
| import static android.support.test.espresso.matcher.ViewMatchers.isRoot; | ||
| import static android.support.test.espresso.matcher.ViewMatchers.withId; | ||
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| /** | ||
| * Class description | ||
| * | ||
| * @author ashokvarma | ||
| * @version 1.0 | ||
| * @see | ||
| * @since 26 May 2016 | ||
| */ | ||
| public class Utils { | ||
| /** | ||
| * The distance of a swipe's start position from the view's edge, in terms of the view's length. | ||
| * We do not start the swipe exactly on the view's edge, but somewhat more inward, since swiping | ||
| * from the exact edge may behave in an unexpected way (e.g. may open a navigation drawer). | ||
| */ | ||
| private static final float EDGE_FUZZ_FACTOR = 0.083f; | ||
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| /** | ||
| * Perform action of waiting for a specific view id. | ||
| */ | ||
| public static ViewAction waitId(final int viewId, final long millis) { | ||
| return new ViewAction() { | ||
| @Override | ||
| public Matcher<View> getConstraints() { | ||
| return isRoot(); | ||
| } | ||
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| @Override | ||
| public String getDescription() { | ||
| return "wait for a specific view with id <" + viewId + "> during " + millis + " millis."; | ||
| } | ||
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| @Override | ||
| public void perform(final UiController uiController, final View view) { | ||
| uiController.loopMainThreadUntilIdle(); | ||
| final long startTime = System.currentTimeMillis(); | ||
| final long endTime = startTime + millis; | ||
| final Matcher<View> viewMatcher = withId(viewId); | ||
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| do { | ||
| for (View child : TreeIterables.breadthFirstViewTraversal(view)) { | ||
| // found view with required ID | ||
| if (viewMatcher.matches(child)) { | ||
| return; | ||
| } | ||
| } | ||
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| uiController.loopMainThreadForAtLeast(50); | ||
| } | ||
| while (System.currentTimeMillis() < endTime); | ||
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| // timeout happens | ||
| throw new PerformException.Builder() | ||
| .withActionDescription(this.getDescription()) | ||
| .withViewDescription(HumanReadables.describe(view)) | ||
| .withCause(new TimeoutException()) | ||
| .build(); | ||
| } | ||
| }; | ||
| } | ||
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| /** | ||
| * Returns an action that performs a swipe right-to-left across the vertical center of the | ||
| * view. The swipe doesn't start at the very edge of the view, but is a bit offset.<br> | ||
| * <br> | ||
| * View constraints: | ||
| * <ul> | ||
| * <li>must be displayed on screen | ||
| * <ul> | ||
| */ | ||
| public static ViewAction swipeLeftSlow() { | ||
| return actionWithAssertions(new GeneralSwipeAction(Swipe.SLOW, | ||
| translate(GeneralLocation.CENTER_RIGHT, -EDGE_FUZZ_FACTOR, 0), | ||
| GeneralLocation.CENTER_LEFT, Press.FINGER)); | ||
| } | ||
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| /** | ||
| * Returns an action that performs a swipe left-to-right across the vertical center of the | ||
| * view. The swipe doesn't start at the very edge of the view, but is a bit offset.<br> | ||
| * <br> | ||
| * View constraints: | ||
| * <ul> | ||
| * <li>must be displayed on screen | ||
| * <ul> | ||
| */ | ||
| public static ViewAction swipeRightSlow() { | ||
| return actionWithAssertions(new GeneralSwipeAction(Swipe.SLOW, | ||
| translate(GeneralLocation.CENTER_LEFT, EDGE_FUZZ_FACTOR, 0), | ||
| GeneralLocation.CENTER_RIGHT, Press.FINGER)); | ||
| } | ||
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| /** | ||
| * Returns an action that performs a swipe top-to-bottom across the horizontal center of the view. | ||
| * The swipe doesn't start at the very edge of the view, but has a bit of offset.<br> | ||
| * <br> | ||
| * View constraints: | ||
| * <ul> | ||
| * <li>must be displayed on screen | ||
| * <ul> | ||
| */ | ||
| public static ViewAction swipeDownSlow() { | ||
| return actionWithAssertions(new GeneralSwipeAction(Swipe.SLOW, | ||
| translate(GeneralLocation.TOP_CENTER, 0, EDGE_FUZZ_FACTOR), | ||
| GeneralLocation.BOTTOM_CENTER, Press.FINGER)); | ||
| } | ||
|
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| /** | ||
| * Returns an action that performs a swipe bottom-to-top across the horizontal center of the view. | ||
| * The swipe doesn't start at the very edge of the view, but has a bit of offset.<br> | ||
| * <br> | ||
| * View constraints: | ||
| * <ul> | ||
| * <li>must be displayed on screen | ||
| * <ul> | ||
| */ | ||
| public static ViewAction swipeUpSlow() { | ||
| return actionWithAssertions(new GeneralSwipeAction(Swipe.SLOW, | ||
| translate(GeneralLocation.BOTTOM_CENTER, 0, -EDGE_FUZZ_FACTOR), | ||
| GeneralLocation.TOP_CENTER, Press.FINGER)); | ||
| } | ||
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| /** | ||
| * Translates the given coordinates by the given distances. The distances are given in term | ||
| * of the view's size -- 1.0 means to translate by an amount equivalent to the view's length. | ||
| */ | ||
| static CoordinatesProvider translate(final CoordinatesProvider coords, | ||
| final float dx, final float dy) { | ||
| return new CoordinatesProvider() { | ||
| @Override | ||
| public float[] calculateCoordinates(View view) { | ||
| float xy[] = coords.calculateCoordinates(view); | ||
| xy[0] += dx * view.getWidth(); | ||
| xy[1] += dy * view.getHeight(); | ||
| return xy; | ||
| } | ||
| }; | ||
| } | ||
| } |
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