Examples with Root com.google.android.apps.common.testing.ui.espresso.Root used on opensource projects

Example 1 with Root

use of com.google.android.apps.common.testing.ui.espresso.Root in project double-espresso by JakeWharton.

the class RootMatchers method isDialog.

/**
   * Matches {@link Root}s that are dialogs (i.e. is not a window of the currently resumed
   * activity).
   */
public static Matcher<Root> isDialog() {
    return new TypeSafeMatcher<Root>() {

        @Override
        public void describeTo(Description description) {
            description.appendText("is dialog");
        }

        @Override
        public boolean matchesSafely(Root root) {
            int type = root.getWindowLayoutParams().get().type;
            if ((type != WindowManager.LayoutParams.TYPE_BASE_APPLICATION && type < WindowManager.LayoutParams.LAST_APPLICATION_WINDOW)) {
                IBinder windowToken = root.getDecorView().getWindowToken();
                IBinder appToken = root.getDecorView().getApplicationWindowToken();
                if (windowToken == appToken) {
                    // therefore it must be a dialog box.
                    return true;
                }
            }
            return false;
        }
    };
}

Example 2 with Root

use of com.google.android.apps.common.testing.ui.espresso.Root in project double-espresso by JakeWharton.

the class RootViewPicker method findRoot.

private Root findRoot(Matcher<Root> rootMatcher) {
    waitForAtLeastOneActivityToBeResumed();
    roots = rootsOracle.get();
    // TODO(user): move these checks into the RootsOracle.
    if (roots.isEmpty()) {
        // Reflection broke
        throw new RuntimeException("No root window were discovered.");
    }
    if (roots.size() > 1) {
        // too.
        if (Log.isLoggable(TAG, Log.VERBOSE)) {
            Log.v(TAG, String.format("Multiple windows detected: %s", roots));
        }
    }
    List<Root> selectedRoots = Lists.newArrayList();
    for (Root root : roots) {
        if (rootMatcher.matches(root)) {
            selectedRoots.add(root);
        }
    }
    if (selectedRoots.isEmpty()) {
        throw NoMatchingRootException.create(rootMatcher, roots);
    }
    return reduceRoots(selectedRoots);
}

Example 3 with Root

use of com.google.android.apps.common.testing.ui.espresso.Root in project double-espresso by JakeWharton.

the class RootViewPicker method get.

@Override
public View get() {
    checkState(Looper.getMainLooper().equals(Looper.myLooper()), "must be called on main thread.");
    Matcher<Root> rootMatcher = rootMatcherRef.get();
    Root root = findRoot(rootMatcher);
    // we only want to propagate a root view that the user can interact with and is not
    // about to relay itself out. An app should be in this state the majority of the time,
    // if we happen not to be in this state at the moment, process the queue some more
    // we should come to it quickly enough.
    int loops = 0;
    while (!isReady(root)) {
        if (loops < 3) {
            uiController.loopMainThreadUntilIdle();
        } else if (loops < 1001) {
            // loopUntil idle effectively is polling and pegs the CPU... if we don't have an update to
            // process immediately, we might have something coming very very soon.
            uiController.loopMainThreadForAtLeast(10);
        } else {
            // for over 10 seconds. something is wrong.
            throw new RuntimeException(String.format("Waited for the root of the view hierarchy to have" + " window focus and not be requesting layout for over 10 seconds. If you specified a" + " non default root matcher, it may be picking a root that never takes focus." + " Otherwise, something is seriously wrong. Selected Root:\n%s\n. All Roots:\n%s", root, Joiner.on("\n").join(roots)));
        }
        root = findRoot(rootMatcher);
        loops++;
    }
    return root.getDecorView();
}