test: added ui test to exercise join and leave group call in a loop (#369)

For reliable click actions on recyclerviews (at least inside BottomSheetBehaviour) a swipeUp() perform call is required

azure-communication-ui/azure-communication-ui-demo-app/src/androidTest/java/com/azure/android/communication/ui/callingcompositedemoapp/CallingCompositeBaselineUiTest.kt

@@ -86,4 +86,11 @@ class CallingCompositeBaselineUiTest : BaseUiTest() {
             .clickEndCall()
             .clickLeaveCall()
     }
+
+    @Test
+    fun testJoinAndLeaveMultipleTimes() {
+        for (i in 0..5) {
+            joinGroupCall()
+        }
+    }
 }

azure-communication-ui/azure-communication-ui-demo-app/src/androidTest/java/com/azure/android/communication/ui/callingcompositedemoapp/robots/CallScreenRobot.kt

@@ -4,8 +4,11 @@
 package com.azure.android.communication.ui.callingcompositedemoapp.robots
 
 import androidx.test.espresso.Espresso
+import androidx.test.espresso.Espresso.onView
 import androidx.test.espresso.action.ViewActions
+import androidx.test.espresso.action.ViewActions.swipeUp
 import androidx.test.espresso.matcher.ViewMatchers
+import androidx.test.espresso.matcher.ViewMatchers.withId
 import com.azure.android.communication.ui.callingcompositedemoapp.R
 import com.azure.android.communication.ui.callingcompositedemoapp.util.UiTestUtils
 import com.azure.android.communication.ui.callingcompositedemoapp.util.ViewIsDisplayedResource
@@ -92,6 +95,7 @@ class CallScreenRobot : ScreenRobot<CallScreenRobot>() {
         idlingResource.waitUntilViewIsDisplayed {
             UiTestUtils.checkViewWithTextIsDisplayed("Leave call?")
         }
+        onView(withId(R.id.bottom_drawer_table)).perform(swipeUp())
         UiTestUtils.clickViewWithIdAndText(R.id.cell_text, "Leave")
     }