[#1016] Force SecureScreen turned on in UI testing

- After we added the customization of SecureScreen sensitive data mechanism in building and testing the app via Gradle property in #1009, we also need to ensure that the SecureScreen is always on in our automated Android UI tests.
- Closes #1016

ui-lib/src/androidTest/java/co/electriccoin/zcash/ui/common/ScreenSecurityTest.kt

@@ -7,6 +7,7 @@ import androidx.compose.runtime.getValue
 import androidx.compose.ui.test.junit4.ComposeContentTestRule
 import androidx.compose.ui.test.junit4.createComposeRule
 import androidx.test.filters.MediumTest
+import androidx.test.filters.SmallTest
 import co.electriccoin.zcash.test.UiTestPrerequisites
 import co.electriccoin.zcash.ui.design.theme.ZcashTheme
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -15,11 +16,30 @@ import kotlinx.coroutines.test.runTest
 import org.junit.Rule
 import org.junit.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertTrue
 
 class ScreenSecurityTest : UiTestPrerequisites() {
     @get:Rule
     val composeTestRule = createComposeRule()
 
+    @Test
+    @SmallTest
+    fun sanity_is_running_test_check() {
+        assertTrue(
+            actual = isRunningTest,
+            message = "isRunningTest must always be TRUE while running from an automated Android UI test."
+        )
+    }
+
+    @Test
+    @SmallTest
+    fun sanity_should_secure_screen_check() {
+        assertTrue(
+            actual = shouldSecureScreen,
+            message = "shouldSecureScreen must always be TRUE while running from an automated Android UI test."
+        )
+    }
+
     @Test
     @MediumTest
     fun acquireAndReleaseScreenSecurity() = runTest {

ui-lib/src/androidTest/java/co/electriccoin/zcash/ui/screen/seed/view/SeedViewSecuredScreenTest.kt

@@ -9,13 +9,11 @@ import co.electriccoin.zcash.test.UiTestPrerequisites
 import co.electriccoin.zcash.ui.common.LocalScreenSecurity
 import co.electriccoin.zcash.ui.common.ScreenSecurity
 import co.electriccoin.zcash.ui.design.theme.ZcashTheme
-import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.test.runTest
 import org.junit.Rule
 import org.junit.Test
 import kotlin.test.assertEquals
 
-@OptIn(ExperimentalCoroutinesApi::class)
 class SeedViewSecuredScreenTest : UiTestPrerequisites() {
     @get:Rule
     val composeTestRule = createComposeRule()

ui-lib/src/main/java/co/electriccoin/zcash/ui/common/ScreenSecurity.kt

@@ -3,6 +3,8 @@ package co.electriccoin.zcash.ui.common
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.compositionLocalOf
+import co.electriccoin.zcash.spackle.Twig
+import co.electriccoin.zcash.ui.BuildConfig
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.update
@@ -29,6 +31,28 @@ class ScreenSecurity {
 @Suppress("CompositionLocalAllowlist")
 val LocalScreenSecurity = compositionLocalOf { ScreenSecurity() }
 
+/**
+ * Returns true only if it's used from the automated Android UI testing.
+ */
+val isRunningTest: Boolean by lazy {
+    runCatching {
+        Class.forName("androidx.test.espresso.Espresso")
+        true
+    }.getOrDefault(false).also {
+        Twig.debug { "Running in UI test: $it" }
+    }
+}
+
+/**
+ * Decides whether the SecureScreen should be activated depending on [isRunningTest] and Gradle
+ * [BuildConfig.IS_SECURE_SCREEN_ENABLED].
+ */
+val shouldSecureScreen: Boolean by lazy {
+    if (isRunningTest) {
+        true
+    } else BuildConfig.IS_SECURE_SCREEN_ENABLED
+}
+
 @Composable
 fun SecureScreen() {
     val screenSecurity = LocalScreenSecurity.current

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/backup/view/LongNewWalletBackupView.kt

@@ -43,9 +43,9 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import cash.z.ecc.android.sdk.model.PersistableWallet
 import cash.z.ecc.sdk.fixture.PersistableWalletFixture
 import co.electriccoin.zcash.spackle.model.Index
-import co.electriccoin.zcash.ui.BuildConfig
 import co.electriccoin.zcash.ui.R
 import co.electriccoin.zcash.ui.common.SecureScreen
+import co.electriccoin.zcash.ui.common.shouldSecureScreen
 import co.electriccoin.zcash.ui.design.MINIMAL_WEIGHT
 import co.electriccoin.zcash.ui.design.component.Body
 import co.electriccoin.zcash.ui.design.component.CHIP_GRID_ROW_SIZE
@@ -203,7 +203,7 @@ private fun EducationRecoveryPhrase() {
 
 @Composable
 private fun SeedPhrase(persistableWallet: PersistableWallet) {
-    if (BuildConfig.IS_SECURE_SCREEN_ENABLED) {
+    if (shouldSecureScreen) {
         SecureScreen()
     }
     Column(
@@ -235,7 +235,7 @@ private fun TestInProgress(
     onChoicesChanged: ((choicesCount: Int) -> Unit)?,
     backupState: BackupState
 ) {
-    if (BuildConfig.IS_SECURE_SCREEN_ENABLED) {
+    if (shouldSecureScreen) {
         SecureScreen()
     }
     val testChoices = splitSeedPhrase

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/backup/view/ShortNewWalletBackupView.kt

@@ -32,9 +32,9 @@ import androidx.compose.ui.tooling.preview.Devices
 import androidx.compose.ui.tooling.preview.Preview
 import cash.z.ecc.android.sdk.model.PersistableWallet
 import cash.z.ecc.sdk.fixture.PersistableWalletFixture
-import co.electriccoin.zcash.ui.BuildConfig
 import co.electriccoin.zcash.ui.R
 import co.electriccoin.zcash.ui.common.SecureScreen
+import co.electriccoin.zcash.ui.common.shouldSecureScreen
 import co.electriccoin.zcash.ui.design.component.Body
 import co.electriccoin.zcash.ui.design.component.ChipGrid
 import co.electriccoin.zcash.ui.design.component.GradientSurface
@@ -59,7 +59,6 @@ private fun ComposablePreviewShort() {
 /**
  * @param onComplete Callback when the user has confirmed viewing the seed phrase.
  */
-@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun ShortNewWalletBackup(
     wallet: PersistableWallet,
@@ -112,7 +111,7 @@ private fun ShortNewWalletMainContent(
 
 @Composable
 private fun SeedPhrase(persistableWallet: PersistableWallet) {
-    if (BuildConfig.IS_SECURE_SCREEN_ENABLED) {
+    if (shouldSecureScreen) {
         SecureScreen()
     }
     Column {

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/restore/view/RestoreView.kt

@@ -63,9 +63,9 @@ import cash.z.ecc.android.sdk.model.BlockHeight
 import cash.z.ecc.android.sdk.model.ZcashNetwork
 import cash.z.ecc.sdk.model.SeedPhraseValidation
 import co.electriccoin.zcash.spackle.model.Index
-import co.electriccoin.zcash.ui.BuildConfig
 import co.electriccoin.zcash.ui.R
 import co.electriccoin.zcash.ui.common.SecureScreen
+import co.electriccoin.zcash.ui.common.shouldSecureScreen
 import co.electriccoin.zcash.ui.design.MINIMAL_WEIGHT
 import co.electriccoin.zcash.ui.design.component.Body
 import co.electriccoin.zcash.ui.design.component.CHIP_GRID_ROW_SIZE
@@ -202,7 +202,7 @@ fun RestoreWallet(
 
             when (currentStage) {
                 RestoreStage.Seed -> {
-                    if (BuildConfig.IS_SECURE_SCREEN_ENABLED) {
+                    if (shouldSecureScreen) {
                         SecureScreen()
                     }
 

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/seed/view/SeedView.kt

@@ -22,9 +22,9 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import cash.z.ecc.android.sdk.model.PersistableWallet
 import cash.z.ecc.sdk.fixture.PersistableWalletFixture
-import co.electriccoin.zcash.ui.BuildConfig
 import co.electriccoin.zcash.ui.R
 import co.electriccoin.zcash.ui.common.SecureScreen
+import co.electriccoin.zcash.ui.common.shouldSecureScreen
 import co.electriccoin.zcash.ui.design.component.Body
 import co.electriccoin.zcash.ui.design.component.ChipGrid
 import co.electriccoin.zcash.ui.design.component.GradientSurface
@@ -56,7 +56,7 @@ fun Seed(
     onBack: () -> Unit,
     onCopyToClipboard: () -> Unit
 ) {
-    if (BuildConfig.IS_SECURE_SCREEN_ENABLED) {
+    if (shouldSecureScreen) {
         SecureScreen()
     }
     Scaffold(topBar = {