Bug 1827406 - New connection error message UI test

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

@@ -5,6 +5,7 @@
 package org.mozilla.fenix.ui
 
 import androidx.core.net.toUri
+import org.junit.After
 import org.junit.Rule
 import org.junit.Test
 import org.mozilla.fenix.R
@@ -12,6 +13,8 @@ import org.mozilla.fenix.customannotations.SmokeTest
 import org.mozilla.fenix.helpers.HomeActivityTestRule
 import org.mozilla.fenix.helpers.RetryTestRule
 import org.mozilla.fenix.helpers.TestHelper.getStringResource
+import org.mozilla.fenix.helpers.TestHelper.setNetworkEnabled
+import org.mozilla.fenix.ui.robots.browserScreen
 import org.mozilla.fenix.ui.robots.navigationToolbar
 
 /**
@@ -31,6 +34,12 @@ class BrowsingErrorPagesTest {
     @JvmField
     val retryTestRule = RetryTestRule(3)
 
+    @After
+    fun tearDown() {
+        // Restoring network connection
+        setNetworkEnabled(true)
+    }
+
     @SmokeTest
     @Test
     fun blockMalwarePageTest() {
@@ -74,4 +83,33 @@ class BrowsingErrorPagesTest {
             verifyPageContent(harmfulSiteWarning)
         }
     }
+
+    @Test
+    fun connectionFailureErrorMessageTest() {
+        val url = "example.com"
+
+        navigationToolbar {
+        }.enterURLAndEnterToBrowser(url.toUri()) {
+            waitForPageToLoad()
+            verifyPageContent("Example Domain")
+        }
+
+        setNetworkEnabled(false)
+
+        browserScreen {
+        }.openThreeDotMenu {
+        }.refreshPage {
+            waitForPageToLoad()
+            verifyConnectionErrorMessage()
+        }
+
+        setNetworkEnabled(true)
+
+        browserScreen {
+        }.openThreeDotMenu {
+        }.refreshPage {
+            waitForPageToLoad()
+            verifyPageContent("Example Domain")
+        }
+    }
 }

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

@@ -1080,6 +1080,15 @@ class BrowserRobot {
             exists = exists,
         )
 
+    fun verifyConnectionErrorMessage() {
+        assertItemContainingTextExists(
+            itemContainingText(getStringResource(R.string.mozac_browser_errorpages_connection_failure_title)),
+            itemContainingText("The site could be temporarily unavailable or too busy. Try again in a few moments."),
+            itemContainingText("If you are unable to load any pages, check your device’s data or Wi-Fi connection."),
+        )
+        assertItemWithResIdExists(itemWithResId("errorTryAgain"))
+    }
+
     class Transition {
         private fun threeDotButton() = onView(
             allOf(