Fixed AppBarLayoutBackgroundColorMatcher

Author: DenBond7

FlowCrypt/src/androidTest/java/com/flowcrypt/email/matchers/AppBarLayoutBackgroundColorMatcher.kt

@@ -1,14 +1,14 @@
 /*
  * © 2016-present FlowCrypt a.s. Limitations apply. Contact human@flowcrypt.com
- * Contributors: DenBond7
+ * Contributors: denbond7
  */
 
 package com.flowcrypt.email.matchers
 
-import android.graphics.drawable.ColorDrawable
 import android.view.View
 import androidx.test.espresso.matcher.BoundedMatcher
 import com.google.android.material.appbar.AppBarLayout
+import com.google.android.material.shape.MaterialShapeDrawable
 import org.hamcrest.Description
 
 /**
@@ -17,9 +17,11 @@ import org.hamcrest.Description
 class AppBarLayoutBackgroundColorMatcher(val color: Int) :
   BoundedMatcher<View, AppBarLayout>(AppBarLayout::class.java) {
   public override fun matchesSafely(appBarLayout: AppBarLayout): Boolean {
-    return if (appBarLayout.background is ColorDrawable) {
-      color == (appBarLayout.background as ColorDrawable).color
-    } else false
+    return if (appBarLayout.background is MaterialShapeDrawable) {
+      (appBarLayout.background as MaterialShapeDrawable).fillColor?.defaultColor == color
+    } else {
+      false
+    }
   }
 
   override fun describeTo(description: Description) {