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Commit 8f40ffeb authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "Fix READ_DEVICE_CONFIG permission denied problem in TetheringTests"

parents 1e83ce23 32e772f9

packages/Tethering/src/com/android/networkstack/tethering/TetheringConfiguration.java

+17 −16
Original line number Diff line number Diff line
@@ -132,7 +132,7 @@ public class TetheringConfiguration { 
        isDunRequired = checkDunRequired(ctx);



        chooseUpstreamAutomatically = getResourceBoolean(

                res, R.bool.config_tether_upstream_automatic, false /** default value */);

                res, R.bool.config_tether_upstream_automatic, false /** defaultValue */);

        preferredUpstreamIfaceTypes = getUpstreamIfaceTypes(res, isDunRequired);



        legacyDhcpRanges = getLegacyDhcpRanges(res);
@@ -375,30 +375,31 @@ public class TetheringConfiguration { 
        // Priority 1: Device config

        // Priority 2: Resource config

        // Priority 3: Default value

        final boolean resourceValue = getResourceBoolean(

        final boolean defaultValue = getResourceBoolean(

                res, R.bool.config_tether_enable_bpf_offload, true /** default value */);



        // Due to the limitation of static mock for testing, using #getProperty directly instead

        // of getDeviceConfigBoolean. getDeviceConfigBoolean is not invoked because it uses

        // #getBoolean to get the boolean device config. The test can't know that the returned

        // boolean value comes from device config or default value (because of null property

        // string). Because the test would like to verify null property boolean string case,

        // use DeviceConfig.getProperty here. See also the test case testBpfOffload{*} in

        // TetheringConfigurationTest.java.

        final String value = DeviceConfig.getProperty(

                NAMESPACE_CONNECTIVITY, OVERRIDE_TETHER_ENABLE_BPF_OFFLOAD);

        return (value != null) ? Boolean.parseBoolean(value) : resourceValue;

        return getDeviceConfigBoolean(OVERRIDE_TETHER_ENABLE_BPF_OFFLOAD, defaultValue);

    }



    private boolean getEnableLegacyDhcpServer(final Resources res) {

        return getResourceBoolean(

                res, R.bool.config_tether_enable_legacy_dhcp_server, false /** default value */)

                || getDeviceConfigBoolean(TETHER_ENABLE_LEGACY_DHCP_SERVER);

                res, R.bool.config_tether_enable_legacy_dhcp_server, false /** defaultValue */)

                || getDeviceConfigBoolean(

                TETHER_ENABLE_LEGACY_DHCP_SERVER, false /** defaultValue */);

    }



    private boolean getDeviceConfigBoolean(final String name, final boolean defaultValue) {

        // Due to the limitation of static mock for testing, using #getDeviceConfigProperty instead

        // of DeviceConfig#getBoolean. If using #getBoolean here, the test can't know that the

        // returned boolean value comes from device config or default value (because of null

        // property string). See the test case testBpfOffload{*} in TetheringConfigurationTest.java.

        final String value = getDeviceConfigProperty(name);

        return value != null ? Boolean.parseBoolean(value) : defaultValue;

    }



    @VisibleForTesting

    protected boolean getDeviceConfigBoolean(final String name) {

        return DeviceConfig.getBoolean(NAMESPACE_CONNECTIVITY, name, false /** defaultValue */);

    protected String getDeviceConfigProperty(String name) {

        return DeviceConfig.getProperty(NAMESPACE_CONNECTIVITY, name);

    }



    private Resources getResources(Context ctx, int subId) {

packages/Tethering/tests/unit/src/com/android/networkstack/tethering/EntitlementManagerTest.java

+2 −3
Original line number Diff line number Diff line
@@ -147,9 +147,8 @@ public final class EntitlementManagerTest { 
        doReturn(false).when(

                () -> SystemProperties.getBoolean(

                eq(EntitlementManager.DISABLE_PROVISIONING_SYSPROP_KEY), anyBoolean()));

        doReturn(false).when(

                () -> DeviceConfig.getBoolean(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER), anyBoolean()));

        doReturn(null).when(

                () -> DeviceConfig.getProperty(eq(NAMESPACE_CONNECTIVITY), anyString()));



        when(mResources.getStringArray(R.array.config_tether_dhcp_range))

                .thenReturn(new String[0]);

packages/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringConfigurationTest.java

+12 −13
Original line number Diff line number Diff line
@@ -30,7 +30,6 @@ import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSess 
import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertFalse;

import static org.junit.Assert.assertTrue;

import static org.mockito.Matchers.anyBoolean;

import static org.mockito.Matchers.eq;

import static org.mockito.Mockito.when;
@@ -109,9 +108,9 @@ public class TetheringConfigurationTest { 
                .mockStatic(DeviceConfig.class)

                .strictness(Strictness.WARN)

                .startMocking();

        doReturn(false).when(

                () -> DeviceConfig.getBoolean(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER), anyBoolean()));

        doReturn(null).when(

                () -> DeviceConfig.getProperty(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER)));



        when(mResources.getStringArray(R.array.config_tether_dhcp_range)).thenReturn(

                new String[0]);
@@ -328,9 +327,9 @@ public class TetheringConfigurationTest { 
    public void testNewDhcpServerDisabled() {

        when(mResources.getBoolean(R.bool.config_tether_enable_legacy_dhcp_server)).thenReturn(

                true);

        doReturn(false).when(

                () -> DeviceConfig.getBoolean(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER), anyBoolean()));

        doReturn("false").when(

                () -> DeviceConfig.getProperty(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER)));



        final TetheringConfiguration enableByRes =

                new TetheringConfiguration(mMockContext, mLog, INVALID_SUBSCRIPTION_ID);
@@ -338,9 +337,9 @@ public class TetheringConfigurationTest { 


        when(mResources.getBoolean(R.bool.config_tether_enable_legacy_dhcp_server)).thenReturn(

                false);

        doReturn(true).when(

                () -> DeviceConfig.getBoolean(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER), anyBoolean()));

        doReturn("true").when(

                () -> DeviceConfig.getProperty(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER)));



        final TetheringConfiguration enableByDevConfig =

                new TetheringConfiguration(mMockContext, mLog, INVALID_SUBSCRIPTION_ID);
@@ -351,9 +350,9 @@ public class TetheringConfigurationTest { 
    public void testNewDhcpServerEnabled() {

        when(mResources.getBoolean(R.bool.config_tether_enable_legacy_dhcp_server)).thenReturn(

                false);

        doReturn(false).when(

                () -> DeviceConfig.getBoolean(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER), anyBoolean()));

        doReturn("false").when(

                () -> DeviceConfig.getProperty(eq(NAMESPACE_CONNECTIVITY),

                eq(TetheringConfiguration.TETHER_ENABLE_LEGACY_DHCP_SERVER)));



        final TetheringConfiguration cfg =

                new TetheringConfiguration(mMockContext, mLog, INVALID_SUBSCRIPTION_ID);

packages/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringTest.java

+2 −2
Original line number Diff line number Diff line
@@ -312,8 +312,8 @@ public class TetheringTest { 
        }



        @Override

        protected boolean getDeviceConfigBoolean(final String name) {

            return false;

        protected String getDeviceConfigProperty(final String name) {

            return null;

        }



        @Override