[fenix] For https://github.com/mozilla-mobile/fenix/issues/21002 update and add missing tabs setting validations

app/src/androidTest/java/org/mozilla/fenix/ui/SettingsBasicsTest.kt

@@ -150,17 +150,6 @@ class SettingsBasicsTest {
         }
     }
 
-    @Test
-    fun changeCloseTabsSetting() {
-        // Goes through the settings and verified the close tabs setting options.
-        homeScreen {
-        }.openThreeDotMenu {
-        }.openSettings {
-        }.openTabsSubMenu {
-            verifyOptions()
-        }
-    }
-
     @Test
     fun changeAccessibiltySettings() {
         // Goes through the settings and changes the default text on a webpage, then verifies if the text has changed.

app/src/androidTest/java/org/mozilla/fenix/ui/SmokeTest.kt

@@ -1499,11 +1499,13 @@ class SmokeTest {
     }
 
     @Test
-    fun startOnHomeSettingsMenuItemsTest() {
+    fun tabsSettingsMenuItemsTest() {
         homeScreen {
         }.openThreeDotMenu {
         }.openSettings {
         }.openTabsSubMenu {
+            verifyTabViewOptions()
+            verifyCloseTabsOptions()
             verifyStartOnHomeOptions()
         }
     }

app/src/androidTest/java/org/mozilla/fenix/ui/robots/SettingsSubMenuTabsRobot.kt

@@ -23,7 +23,9 @@ import org.mozilla.fenix.helpers.click
  */
 class SettingsSubMenuTabsRobot {
 
-    fun verifyOptions() = assertOptions()
+    fun verifyTabViewOptions() = assertTabViewOptions()
+
+    fun verifyCloseTabsOptions() = assertCloseTabsOptions()
 
     fun verifyStartOnHomeOptions() = assertStartOnHomeOptions()
 
@@ -42,10 +44,21 @@ class SettingsSubMenuTabsRobot {
     }
 }
 
-private fun assertOptions() {
-    afterOneDayToggle()
+private fun assertTabViewOptions() {
+    tabViewHeading()
+        .check(matches(withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
+    listToggle()
+        .check(matches(withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
+    gridToggle()
+        .check(matches(withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
+}
+
+private fun assertCloseTabsOptions() {
+    closeTabsHeading()
+        .check(matches(withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
+    manuallyToggle()
         .check(ViewAssertions.matches(ViewMatchers.withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
-    manualToggle()
+    afterOneDayToggle()
         .check(ViewAssertions.matches(ViewMatchers.withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
     afterOneWeekToggle()
         .check(ViewAssertions.matches(ViewMatchers.withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
@@ -64,7 +77,15 @@ private fun assertStartOnHomeOptions() {
         .check(matches(withEffectiveVisibility(ViewMatchers.Visibility.VISIBLE)))
 }
 
-private fun manualToggle() = onView(withText("Manually"))
+private fun tabViewHeading() = onView(withText("Tab view"))
+
+private fun listToggle() = onView(withText("List"))
+
+private fun gridToggle() = onView(withText("Grid"))
+
+private fun closeTabsHeading() = onView(withText("Close tabs"))
+
+private fun manuallyToggle() = onView(withText("Manually"))
 
 private fun afterOneDayToggle() = onView(withText("After one day"))