Add end-to-end test for 5g slicing APIs in DPM

Test: manual
Bug: 183636789

Change-Id: I12fdba798af298a0cbbee21a542de3534412952a

Author: Shuo Qian

app/src/main/java/com/afwsamples/testdpc/policy/PolicyManagementFragment.java

@@ -350,6 +350,8 @@ public class PolicyManagementFragment extends BaseSearchablePolicyPreferenceFrag
     private static final String LOCK_NOW_KEY = "lock_now";
     private static final String SET_ACCESSIBILITY_SERVICES_KEY = "set_accessibility_services";
     private static final String SET_ALWAYS_ON_VPN_KEY = "set_always_on_vpn";
+    private static final String SET_GET_NETWORK_PREFERENCE_STATUS =
+            "set_get_network_preference_status";
     private static final String SET_GLOBAL_HTTP_PROXY_KEY = "set_global_http_proxy";
     private static final String SET_LOCK_TASK_FEATURES_KEY = "set_lock_task_features";
     private static final String CLEAR_GLOBAL_HTTP_PROXY_KEY = "clear_global_http_proxy";
@@ -474,6 +476,7 @@ public class PolicyManagementFragment extends BaseSearchablePolicyPreferenceFrag
     private SwitchPreference mDisableScreenCaptureSwitchPreference;
     private DpcSwitchPreference mDisableScreenCaptureOnParentSwitchPreference;
     private SwitchPreference mMuteAudioSwitchPreference;
+    private SwitchPreference mEnterpriseNetworkPreferenceSwitchPreference;
 
     private DpcPreference mDisableStatusBarPreference;
     private DpcPreference mReenableStatusBarPreference;
@@ -599,6 +602,13 @@ public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
         mMuteAudioSwitchPreference = (SwitchPreference) findPreference(
                 MUTE_AUDIO_KEY);
         mMuteAudioSwitchPreference.setOnPreferenceChangeListener(this);
+
+        mEnterpriseNetworkPreferenceSwitchPreference = (SwitchPreference) findPreference(
+                SET_GET_NETWORK_PREFERENCE_STATUS);
+        mEnterpriseNetworkPreferenceSwitchPreference.setOnPreferenceChangeListener(this);
+        mEnterpriseNetworkPreferenceSwitchPreference.setChecked(
+                mDevicePolicyManager.isEnterpriseNetworkPreferenceEnabled());
+
         findPreference(LOCK_SCREEN_POLICY_KEY).setOnPreferenceClickListener(this);
         findPreference(PASSWORD_CONSTRAINTS_KEY).setOnPreferenceClickListener(this);
         findPreference(RESET_PASSWORD_KEY).setOnPreferenceClickListener(this);
@@ -1538,6 +1548,11 @@ public boolean onPreferenceChange(Preference preference, Object newValue) {
                         (Boolean) newValue);
                 reloadMuteAudioUi();
                 return true;
+            case SET_GET_NETWORK_PREFERENCE_STATUS:
+                mDevicePolicyManager.setEnterpriseNetworkPreferenceEnabled((Boolean) newValue);
+                showToast(Boolean.toString(
+                        mDevicePolicyManager.isEnterpriseNetworkPreferenceEnabled()));
+                return true;
             case STAY_ON_WHILE_PLUGGED_IN:
                 mDevicePolicyManager.setGlobalSetting(mAdminComponentName,
                         Settings.Global.STAY_ON_WHILE_PLUGGED_IN,

app/src/main/res/values/strings.xml

@@ -809,6 +809,7 @@
     <!-- Strings for networking -->
     <string name="networking_management_title">Networking</string>
     <string name="set_always_on_vpn">Set always-on VPN</string>
+    <string name="set_get_network_preference_status">Network Preference Status</string>
     <string name="set_global_http_proxy">Set global HTTP proxy</string>
     <string name="clear_global_http_proxy">Clear global HTTP proxy</string>
     <string name="networking_proxy_host">Host</string>

app/src/main/res/xml/device_policy_header.xml

@@ -502,6 +502,12 @@
             android:key="set_always_on_vpn"
             android:title="@string/set_always_on_vpn"
             testdpc:minSdkVersion="N" />
+        <com.afwsamples.testdpc.common.preference.DpcSwitchPreference
+            android:key="set_get_network_preference_status"
+            android:title="@string/set_get_network_preference_status"
+            testdpc:admin="profileOwner"
+            testdpc:minSdkVersion="S"
+            testdpc:user="managedProfile" />
         <com.afwsamples.testdpc.common.preference.DpcPreference
             android:key="set_global_http_proxy"
             android:title="@string/set_global_http_proxy"