Mock connectivity resources in integration tests

The resources may have different values depending on devices, and
resources IDs may mismatch if the test was not built at the same time as
the installed module, so mock the resources to allow running the
integration tests on more builds.

Bug: 193847396
Test: atest FrameworksNetIntegrationTests
Ignore-AOSP-First: cherry-pick created
Change-Id: Ic33d897690a8ea84a78c01dc5f2b2e2c473d57df

tests/integration/Android.bp

@@ -30,6 +30,7 @@ android_test {
     ],
     libs: [
         "android.test.mock",
+        "ServiceConnectivityResources",
     ],
     static_libs: [
         "NetworkStackApiStableLib",

tests/integration/src/com/android/server/net/integrationtests/ConnectivityServiceIntegrationTest.kt

@@ -23,7 +23,9 @@ import android.content.Context.BIND_AUTO_CREATE
 import android.content.Context.BIND_IMPORTANT
 import android.content.Intent
 import android.content.ServiceConnection
+import android.content.res.Resources
 import android.net.ConnectivityManager
+import android.net.ConnectivityResources
 import android.net.IDnsResolver
 import android.net.INetd
 import android.net.LinkProperties
@@ -35,6 +37,7 @@ import android.net.NetworkRequest
 import android.net.TestNetworkStackClient
 import android.net.Uri
 import android.net.metrics.IpConnectivityLog
+import android.net.util.MultinetworkPolicyTracker
 import android.os.ConditionVariable
 import android.os.IBinder
 import android.os.SystemConfigManager
@@ -43,6 +46,7 @@ import android.testing.TestableContext
 import android.util.Log
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.platform.app.InstrumentationRegistry
+import com.android.connectivity.resources.R
 import com.android.server.ConnectivityService
 import com.android.server.NetworkAgentWrapper
 import com.android.server.TestNetIdManager
@@ -59,6 +63,7 @@ import org.mockito.ArgumentMatchers.anyString
 import org.mockito.Mock
 import org.mockito.Mockito.any
 import org.mockito.Mockito.anyInt
+import org.mockito.Mockito.doAnswer
 import org.mockito.Mockito.doNothing
 import org.mockito.Mockito.doReturn
 import org.mockito.Mockito.eq
@@ -93,6 +98,10 @@ class ConnectivityServiceIntegrationTest {
     private lateinit var dnsResolver: IDnsResolver
     @Mock
     private lateinit var systemConfigManager: SystemConfigManager
+    @Mock
+    private lateinit var resources: Resources
+    @Mock
+    private lateinit var resourcesContext: Context
     @Spy
     private var context = TestableContext(realContext)
 
@@ -110,9 +119,11 @@ class ConnectivityServiceIntegrationTest {
 
         private val realContext get() = InstrumentationRegistry.getInstrumentation().context
         private val httpProbeUrl get() =
-            realContext.getResources().getString(R.string.config_captive_portal_http_url)
+            realContext.getResources().getString(com.android.server.net.integrationtests.R.string
+                    .config_captive_portal_http_url)
         private val httpsProbeUrl get() =
-            realContext.getResources().getString(R.string.config_captive_portal_https_url)
+            realContext.getResources().getString(com.android.server.net.integrationtests.R.string
+                    .config_captive_portal_https_url)
 
         private class InstrumentationServiceConnection : ServiceConnection {
             override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
@@ -156,6 +167,27 @@ class ConnectivityServiceIntegrationTest {
                 .getSystemService(Context.SYSTEM_CONFIG_SERVICE)
         doReturn(IntArray(0)).`when`(systemConfigManager).getSystemPermissionUids(anyString())
 
+        doReturn(60000).`when`(resources).getInteger(R.integer.config_networkTransitionTimeout)
+        doReturn("").`when`(resources).getString(R.string.config_networkCaptivePortalServerUrl)
+        doReturn(arrayOf<String>("test_wlan_wol")).`when`(resources)
+                .getStringArray(R.array.config_wakeonlan_supported_interfaces)
+        doReturn(arrayOf("0,1", "1,3")).`when`(resources)
+                .getStringArray(R.array.config_networkSupportedKeepaliveCount)
+        doReturn(emptyArray<String>()).`when`(resources)
+                .getStringArray(R.array.config_networkNotifySwitches)
+        doReturn(intArrayOf(10, 11, 12, 14, 15)).`when`(resources)
+                .getIntArray(R.array.config_protectedNetworks)
+        // We don't test the actual notification value strings, so just return an empty array.
+        // It doesn't matter what the values are as long as it's not null.
+        doReturn(emptyArray<String>()).`when`(resources).getStringArray(
+                R.array.network_switch_type_name)
+        doReturn(1).`when`(resources).getInteger(R.integer.config_networkAvoidBadWifi)
+        doReturn(R.array.config_networkSupportedKeepaliveCount).`when`(resources)
+                .getIdentifier(eq("config_networkSupportedKeepaliveCount"), eq("array"), any())
+
+        doReturn(resources).`when`(resourcesContext).getResources()
+        ConnectivityResources.setResourcesContextForTest(resourcesContext)
+
         networkStackClient = TestNetworkStackClient(realContext)
         networkStackClient.start()
 
@@ -176,12 +208,19 @@ class ConnectivityServiceIntegrationTest {
         doReturn(mock(ProxyTracker::class.java)).`when`(deps).makeProxyTracker(any(), any())
         doReturn(mock(MockableSystemProperties::class.java)).`when`(deps).systemProperties
         doReturn(TestNetIdManager()).`when`(deps).makeNetIdManager()
+        doAnswer { inv ->
+            object : MultinetworkPolicyTracker(inv.getArgument(0), inv.getArgument(1),
+                    inv.getArgument(2)) {
+                override fun getResourcesForActiveSubId() = resources
+            }
+        }.`when`(deps).makeMultinetworkPolicyTracker(any(), any(), any())
         return deps
     }
 
     @After
     fun tearDown() {
         nsInstrumentation.clearAllState()
+        ConnectivityResources.setResourcesContextForTest(null)
     }
 
     @Test