Add developer option for screenshare protections

Add developer option that allows disabling screenshare protections to
allow for better bug reports and debugging.

Bug: 320757744
Bug: 316955558
Bug: 316954829
Flag: ACONFIG com.android.server.notification.sensitive_notification_app_protection DISABLED
Flag: ACONFIG com.android.server.notification.screenshare_notification_hiding DISABLED
Test: atest SensitiveContentProtectionPreferenceControllerTest
Change-Id: Ibcb9f886aa599fe2442e755653c49f44cfa1830f

tests/spa_unit/src/com/android/settings/development/SensitiveContentProtectionPreferenceControllerTest.kt

@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.development
+
+import android.content.Context
+import android.platform.test.annotations.RequiresFlagsDisabled
+import android.platform.test.annotations.RequiresFlagsEnabled
+import android.platform.test.flag.junit.DeviceFlagsValueProvider
+import android.provider.Settings
+import android.provider.Settings.Global.DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import androidx.preference.SwitchPreference
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import com.android.server.notification.Flags.FLAG_SCREENSHARE_NOTIFICATION_HIDING
+import com.android.server.notification.Flags.FLAG_SENSITIVE_NOTIFICATION_APP_PROTECTION
+import com.android.settings.development.SensitiveContentProtectionPreferenceController.Companion.SETTING_VALUE_OFF
+import com.android.settings.development.SensitiveContentProtectionPreferenceController.Companion.SETTING_VALUE_ON
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.Mockito.verify
+import org.mockito.junit.MockitoJUnit
+import org.mockito.Mockito.`when` as whenever
+
+@RunWith(AndroidJUnit4::class)
+class SensitiveContentProtectionPreferenceControllerTest {
+    @get:Rule
+    val mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule()
+
+    @get:Rule
+    val mocks = MockitoJUnit.rule()
+
+    @Mock
+    private lateinit var preference: SwitchPreference
+
+    @Mock
+    private lateinit var screen: PreferenceScreen
+
+    private val context: Context = InstrumentationRegistry.getInstrumentation().targetContext
+    private lateinit var controller: SensitiveContentProtectionPreferenceController
+
+    @Before
+    fun setUp() {
+        controller = SensitiveContentProtectionPreferenceController(context)
+        whenever(screen.findPreference<Preference>(controller.getPreferenceKey()))
+            .thenReturn(preference)
+        controller.displayPreference(screen)
+    }
+
+    @Test
+    fun onPreferenceChange_settingEnabled_shouldDisableSensitiveContentProtection() {
+        controller.onPreferenceChange(preference, true /* new value */)
+        val mode = Settings.Global.getInt(
+            context.contentResolver,
+            DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS,
+            -1 /* default */
+        )
+
+        assertEquals(mode, SETTING_VALUE_ON)
+    }
+
+    @Test
+    fun onPreferenceChange_settingDisabled_shouldEnableSensitiveContentProtection() {
+        controller.onPreferenceChange(preference, false /* new value */)
+        val mode = Settings.Global.getInt(
+            context.contentResolver,
+            DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS,
+            -1 /* default */
+        )
+
+        assertEquals(mode, SETTING_VALUE_OFF)
+    }
+
+    @Test
+    fun updateState_settingEnabled_preferenceShouldBeChecked() {
+        Settings.Global.putInt(
+            context.contentResolver,
+            DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS,
+            SETTING_VALUE_ON
+        )
+        controller.updateState(preference)
+
+        verify(preference).isChecked = true
+    }
+
+    @Test
+    fun updateState_settingDisabled_preferenceShouldNotBeChecked() {
+        Settings.Global.putInt(
+            context.contentResolver,
+            DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS,
+            SETTING_VALUE_OFF
+        )
+        controller.updateState(preference)
+
+        verify(preference).isChecked = false
+    }
+
+    @Test
+    fun onDeveloperOptionsSwitchDisabled_preferenceShouldBeDisabled() {
+        controller.onDeveloperOptionsSwitchDisabled()
+        val mode = Settings.Global.getInt(
+            context.contentResolver,
+            DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS,
+            -1 /* default */
+        )
+
+        assertEquals(mode, SETTING_VALUE_OFF)
+        verify(preference).isChecked = false
+        verify(preference).isEnabled = false
+    }
+
+    @Test
+    @RequiresFlagsDisabled(
+        FLAG_SENSITIVE_NOTIFICATION_APP_PROTECTION,
+        FLAG_SCREENSHARE_NOTIFICATION_HIDING)
+    fun isAvailable_flagsDisabled_returnFalse() {
+        assertFalse(controller.isAvailable)
+    }
+
+    @Test
+    @RequiresFlagsEnabled(FLAG_SENSITIVE_NOTIFICATION_APP_PROTECTION)
+    fun isAvailable_sensitiveNotificationAppProtectionEnabled_returnTrue() {
+        assertTrue(controller.isAvailable)
+    }
+
+    @Test
+    @RequiresFlagsEnabled(FLAG_SCREENSHARE_NOTIFICATION_HIDING)
+    fun isAvailable_screenshareNotificationHidingEnabled_returnTrue() {
+        assertTrue(controller.isAvailable)
+    }
+}