Merge "Remove useless methods from NetworkStatsRecorder"
diff --git a/Tethering/Android.bp b/Tethering/Android.bp
index 026ed54..adcc236 100644
--- a/Tethering/Android.bp
+++ b/Tethering/Android.bp
@@ -21,7 +21,7 @@
java_defaults {
name: "TetheringApiLevel",
sdk_version: "module_current",
- target_sdk_version: "31",
+ target_sdk_version: "33",
min_sdk_version: "30",
}
diff --git a/Tethering/tests/integration/Android.bp b/Tethering/tests/integration/Android.bp
index a4d0448..31c3df3 100644
--- a/Tethering/tests/integration/Android.bp
+++ b/Tethering/tests/integration/Android.bp
@@ -49,7 +49,7 @@
// Use with NetworkStackJarJarRules.
android_library {
name: "TetheringIntegrationTestsLatestSdkLib",
- target_sdk_version: "31",
+ target_sdk_version: "33",
platform_apis: true,
defaults: ["TetheringIntegrationTestsDefaults"],
visibility: [
diff --git a/Tethering/tests/mts/Android.bp b/Tethering/tests/mts/Android.bp
index 18fd63b..a84fdd2 100644
--- a/Tethering/tests/mts/Android.bp
+++ b/Tethering/tests/mts/Android.bp
@@ -22,7 +22,7 @@
name: "MtsTetheringTestLatestSdk",
min_sdk_version: "30",
- target_sdk_version: "31",
+ target_sdk_version: "33",
libs: [
"android.test.base",
diff --git a/Tethering/tests/unit/Android.bp b/Tethering/tests/unit/Android.bp
index d1b8380..0ee12ad 100644
--- a/Tethering/tests/unit/Android.bp
+++ b/Tethering/tests/unit/Android.bp
@@ -89,7 +89,7 @@
static_libs: [
"TetheringApiStableLib",
],
- target_sdk_version: "31",
+ target_sdk_version: "33",
visibility: [
"//packages/modules/Connectivity/tests:__subpackages__",
"//packages/modules/Connectivity/Tethering/tests:__subpackages__",
diff --git a/framework-t/src/android/net/nsd/NsdManager.java b/framework-t/src/android/net/nsd/NsdManager.java
index 33b44c8..5dcc40f 100644
--- a/framework-t/src/android/net/nsd/NsdManager.java
+++ b/framework-t/src/android/net/nsd/NsdManager.java
@@ -175,6 +175,7 @@
*
* @see #ACTION_NSD_STATE_CHANGED
*/
+ // TODO: Deprecate this since NSD service is never disabled.
public static final int NSD_STATE_DISABLED = 1;
/**
@@ -230,17 +231,12 @@
public static final int DAEMON_STARTUP = 19;
/** @hide */
- public static final int ENABLE = 20;
- /** @hide */
- public static final int DISABLE = 21;
+ public static final int MDNS_SERVICE_EVENT = 20;
/** @hide */
- public static final int MDNS_SERVICE_EVENT = 22;
-
+ public static final int REGISTER_CLIENT = 21;
/** @hide */
- public static final int REGISTER_CLIENT = 23;
- /** @hide */
- public static final int UNREGISTER_CLIENT = 24;
+ public static final int UNREGISTER_CLIENT = 22;
/** Dns based service discovery protocol */
public static final int PROTOCOL_DNS_SD = 0x0001;
@@ -266,8 +262,6 @@
EVENT_NAMES.put(RESOLVE_SERVICE_SUCCEEDED, "RESOLVE_SERVICE_SUCCEEDED");
EVENT_NAMES.put(DAEMON_CLEANUP, "DAEMON_CLEANUP");
EVENT_NAMES.put(DAEMON_STARTUP, "DAEMON_STARTUP");
- EVENT_NAMES.put(ENABLE, "ENABLE");
- EVENT_NAMES.put(DISABLE, "DISABLE");
EVENT_NAMES.put(MDNS_SERVICE_EVENT, "MDNS_SERVICE_EVENT");
}
diff --git a/netd/BpfHandlerTest.cpp b/netd/BpfHandlerTest.cpp
index 12ae916..1bd222d 100644
--- a/netd/BpfHandlerTest.cpp
+++ b/netd/BpfHandlerTest.cpp
@@ -21,6 +21,7 @@
#include <gtest/gtest.h>
+#define TEST_BPF_MAP
#include "BpfHandler.h"
using namespace android::bpf; // NOLINT(google-build-using-namespace): exempted
@@ -55,39 +56,31 @@
std::lock_guard guard(mBh.mMutex);
ASSERT_EQ(0, setrlimitForTest());
- mFakeCookieTagMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint64_t), sizeof(UidTagValue),
- TEST_MAP_SIZE, 0));
+ mFakeCookieTagMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeCookieTagMap);
- mFakeStatsMapA.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(StatsKey), sizeof(StatsValue),
- TEST_MAP_SIZE, 0));
+ mFakeStatsMapA.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeStatsMapA);
- mFakeConfigurationMap.reset(
- createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), 1, 0));
+ mFakeConfigurationMap.resetMap(BPF_MAP_TYPE_HASH, 1);
ASSERT_VALID(mFakeConfigurationMap);
- mFakeUidPermissionMap.reset(
- createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), TEST_MAP_SIZE, 0));
+ mFakeUidPermissionMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, 0);
ASSERT_VALID(mFakeUidPermissionMap);
- mBh.mCookieTagMap.reset(dupFd(mFakeCookieTagMap.getMap()));
+ mBh.mCookieTagMap = mFakeCookieTagMap;
ASSERT_VALID(mBh.mCookieTagMap);
- mBh.mStatsMapA.reset(dupFd(mFakeStatsMapA.getMap()));
+ mBh.mStatsMapA = mFakeStatsMapA;
ASSERT_VALID(mBh.mStatsMapA);
- mBh.mConfigurationMap.reset(dupFd(mFakeConfigurationMap.getMap()));
+ mBh.mConfigurationMap = mFakeConfigurationMap;
ASSERT_VALID(mBh.mConfigurationMap);
// Always write to stats map A by default.
ASSERT_RESULT_OK(mBh.mConfigurationMap.writeValue(CURRENT_STATS_MAP_CONFIGURATION_KEY,
SELECT_MAP_A, BPF_ANY));
- mBh.mUidPermissionMap.reset(dupFd(mFakeUidPermissionMap.getMap()));
+ mBh.mUidPermissionMap = mFakeUidPermissionMap;
ASSERT_VALID(mBh.mUidPermissionMap);
}
- int dupFd(const android::base::unique_fd& mapFd) {
- return fcntl(mapFd.get(), F_DUPFD_CLOEXEC, 0);
- }
-
int setUpSocketAndTag(int protocol, uint64_t* cookie, uint32_t tag, uid_t uid,
uid_t realUid) {
int sock = socket(protocol, SOCK_STREAM | SOCK_CLOEXEC, 0);
diff --git a/service-t/src/com/android/server/NsdService.java b/service-t/src/com/android/server/NsdService.java
index 95e6114..7115720 100644
--- a/service-t/src/com/android/server/NsdService.java
+++ b/service-t/src/com/android/server/NsdService.java
@@ -101,7 +101,6 @@
private class NsdStateMachine extends StateMachine {
private final DefaultState mDefaultState = new DefaultState();
- private final DisabledState mDisabledState = new DisabledState();
private final EnabledState mEnabledState = new EnabledState();
@Override
@@ -152,7 +151,6 @@
NsdStateMachine(String name, Handler handler) {
super(name, handler);
addState(mDefaultState);
- addState(mDisabledState, mDefaultState);
addState(mEnabledState, mDefaultState);
State initialState = mEnabledState;
setInitialState(initialState);
@@ -250,25 +248,6 @@
}
}
- class DisabledState extends State {
- @Override
- public void enter() {
- sendNsdStateChangeBroadcast(false);
- }
-
- @Override
- public boolean processMessage(Message msg) {
- switch (msg.what) {
- case NsdManager.ENABLE:
- transitionTo(mEnabledState);
- break;
- default:
- return NOT_HANDLED;
- }
- return HANDLED;
- }
- }
-
class EnabledState extends State {
@Override
public void enter() {
@@ -312,10 +291,6 @@
final int clientId = msg.arg2;
final ListenerArgs args;
switch (msg.what) {
- case NsdManager.DISABLE:
- //TODO: cleanup clients
- transitionTo(mDisabledState);
- break;
case NsdManager.DISCOVER_SERVICES:
if (DBG) Log.d(TAG, "Discover services");
args = (ListenerArgs) msg.obj;
diff --git a/service/native/TrafficControllerTest.cpp b/service/native/TrafficControllerTest.cpp
index 96bd57c..fb18f35 100644
--- a/service/native/TrafficControllerTest.cpp
+++ b/service/native/TrafficControllerTest.cpp
@@ -36,6 +36,7 @@
#include <netdutils/MockSyscalls.h>
+#define TEST_BPF_MAP
#include "TrafficController.h"
#include "bpf/BpfUtils.h"
#include "NetdUpdatablePublic.h"
@@ -73,52 +74,42 @@
std::lock_guard guard(mTc.mMutex);
ASSERT_EQ(0, setrlimitForTest());
- mFakeCookieTagMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint64_t), sizeof(UidTagValue),
- TEST_MAP_SIZE, 0));
+ mFakeCookieTagMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeCookieTagMap);
- mFakeAppUidStatsMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(StatsValue),
- TEST_MAP_SIZE, 0));
+ mFakeAppUidStatsMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeAppUidStatsMap);
- mFakeStatsMapA.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(StatsKey), sizeof(StatsValue),
- TEST_MAP_SIZE, 0));
+ mFakeStatsMapA.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeStatsMapA);
- mFakeConfigurationMap.reset(
- createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), 1, 0));
+ mFakeConfigurationMap.resetMap(BPF_MAP_TYPE_HASH, 1);
ASSERT_VALID(mFakeConfigurationMap);
- mFakeUidOwnerMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(UidOwnerValue),
- TEST_MAP_SIZE, 0));
+ mFakeUidOwnerMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeUidOwnerMap);
- mFakeUidPermissionMap.reset(
- createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), TEST_MAP_SIZE, 0));
+ mFakeUidPermissionMap.resetMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE);
ASSERT_VALID(mFakeUidPermissionMap);
- mTc.mCookieTagMap.reset(dupFd(mFakeCookieTagMap.getMap()));
+ mTc.mCookieTagMap = mFakeCookieTagMap;
ASSERT_VALID(mTc.mCookieTagMap);
- mTc.mAppUidStatsMap.reset(dupFd(mFakeAppUidStatsMap.getMap()));
+ mTc.mAppUidStatsMap = mFakeAppUidStatsMap;
ASSERT_VALID(mTc.mAppUidStatsMap);
- mTc.mStatsMapA.reset(dupFd(mFakeStatsMapA.getMap()));
+ mTc.mStatsMapA = mFakeStatsMapA;
ASSERT_VALID(mTc.mStatsMapA);
- mTc.mConfigurationMap.reset(dupFd(mFakeConfigurationMap.getMap()));
+ mTc.mConfigurationMap = mFakeConfigurationMap;
ASSERT_VALID(mTc.mConfigurationMap);
// Always write to stats map A by default.
ASSERT_RESULT_OK(mTc.mConfigurationMap.writeValue(CURRENT_STATS_MAP_CONFIGURATION_KEY,
SELECT_MAP_A, BPF_ANY));
- mTc.mUidOwnerMap.reset(dupFd(mFakeUidOwnerMap.getMap()));
+ mTc.mUidOwnerMap = mFakeUidOwnerMap;
ASSERT_VALID(mTc.mUidOwnerMap);
- mTc.mUidPermissionMap.reset(dupFd(mFakeUidPermissionMap.getMap()));
+ mTc.mUidPermissionMap = mFakeUidPermissionMap;
ASSERT_VALID(mTc.mUidPermissionMap);
mTc.mPrivilegedUser.clear();
}
- int dupFd(const android::base::unique_fd& mapFd) {
- return fcntl(mapFd.get(), F_DUPFD_CLOEXEC, 0);
- }
-
void populateFakeStats(uint64_t cookie, uint32_t uid, uint32_t tag, StatsKey* key) {
UidTagValue cookieMapkey = {.uid = (uint32_t)uid, .tag = tag};
EXPECT_RESULT_OK(mFakeCookieTagMap.writeValue(cookie, cookieMapkey, BPF_ANY));
@@ -673,7 +664,7 @@
BpfMap<uint64_t, UidTagValue> mCookieTagMap;
void SetUp() {
- mCookieTagMap.reset(android::bpf::mapRetrieveRW(COOKIE_TAG_MAP_PATH));
+ mCookieTagMap.init(COOKIE_TAG_MAP_PATH);
ASSERT_TRUE(mCookieTagMap.isValid());
}
diff --git a/service/native/libs/libclat/Android.bp b/service/native/libs/libclat/Android.bp
index 68e4dc4..54d40ac 100644
--- a/service/native/libs/libclat/Android.bp
+++ b/service/native/libs/libclat/Android.bp
@@ -35,7 +35,8 @@
cc_test {
name: "libclat_test",
defaults: ["netd_defaults"],
- test_suites: ["device-tests"],
+ test_suites: ["general-tests", "mts-tethering"],
+ test_config_template: ":net_native_test_config_template",
srcs: [
"clatutils_test.cpp",
],
@@ -49,5 +50,14 @@
"liblog",
"libnetutils",
],
+ compile_multilib: "both",
+ multilib: {
+ lib32: {
+ suffix: "32",
+ },
+ lib64: {
+ suffix: "64",
+ },
+ },
require_root: true,
}
diff --git a/service/src/com/android/server/net/DelayedDiskWrite.java b/service/src/com/android/server/net/DelayedDiskWrite.java
index 35dc455..41cb419 100644
--- a/service/src/com/android/server/net/DelayedDiskWrite.java
+++ b/service/src/com/android/server/net/DelayedDiskWrite.java
@@ -21,6 +21,8 @@
import android.text.TextUtils;
import android.util.Log;
+import com.android.internal.annotations.VisibleForTesting;
+
import java.io.BufferedOutputStream;
import java.io.DataOutputStream;
import java.io.FileOutputStream;
@@ -32,11 +34,42 @@
public class DelayedDiskWrite {
private static final String TAG = "DelayedDiskWrite";
+ private final Dependencies mDeps;
+
private HandlerThread mDiskWriteHandlerThread;
private Handler mDiskWriteHandler;
/* Tracks multiple writes on the same thread */
private int mWriteSequence = 0;
+ public DelayedDiskWrite() {
+ this(new Dependencies());
+ }
+
+ @VisibleForTesting
+ DelayedDiskWrite(Dependencies deps) {
+ mDeps = deps;
+ }
+
+ /**
+ * Dependencies class of DelayedDiskWrite, used for injection in tests.
+ */
+ @VisibleForTesting
+ static class Dependencies {
+ /**
+ * Create a HandlerThread to use in DelayedDiskWrite.
+ */
+ public HandlerThread makeHandlerThread() {
+ return new HandlerThread("DelayedDiskWriteThread");
+ }
+
+ /**
+ * Quit the HandlerThread looper.
+ */
+ public void quitHandlerThread(HandlerThread handlerThread) {
+ handlerThread.getLooper().quit();
+ }
+ }
+
/**
* Used to do a delayed data write to a given {@link OutputStream}.
*/
@@ -65,7 +98,7 @@
/* Do a delayed write to disk on a separate handler thread */
synchronized (this) {
if (++mWriteSequence == 1) {
- mDiskWriteHandlerThread = new HandlerThread("DelayedDiskWriteThread");
+ mDiskWriteHandlerThread = mDeps.makeHandlerThread();
mDiskWriteHandlerThread.start();
mDiskWriteHandler = new Handler(mDiskWriteHandlerThread.getLooper());
}
@@ -99,9 +132,9 @@
// Quit if no more writes sent
synchronized (this) {
if (--mWriteSequence == 0) {
- mDiskWriteHandler.getLooper().quit();
- mDiskWriteHandler = null;
+ mDeps.quitHandlerThread(mDiskWriteHandlerThread);
mDiskWriteHandlerThread = null;
+ mDiskWriteHandler = null;
}
}
}
diff --git a/tests/cts/tethering/Android.bp b/tests/cts/tethering/Android.bp
index e9c4e5a..6096a8b 100644
--- a/tests/cts/tethering/Android.bp
+++ b/tests/cts/tethering/Android.bp
@@ -56,7 +56,7 @@
defaults: ["CtsTetheringTestDefaults"],
min_sdk_version: "30",
- target_sdk_version: "30",
+ target_sdk_version: "33",
static_libs: [
"TetheringIntegrationTestsLatestSdkLib",
diff --git a/tests/unit/java/com/android/server/net/IpConfigStoreTest.java b/tests/unit/java/com/android/server/net/IpConfigStoreTest.java
index 1801c45..4adc999 100644
--- a/tests/unit/java/com/android/server/net/IpConfigStoreTest.java
+++ b/tests/unit/java/com/android/server/net/IpConfigStoreTest.java
@@ -20,6 +20,7 @@
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
+import android.content.Context;
import android.net.InetAddresses;
import android.net.IpConfiguration;
import android.net.IpConfiguration.IpAssignment;
@@ -28,10 +29,14 @@
import android.net.ProxyInfo;
import android.net.StaticIpConfiguration;
import android.os.Build;
+import android.os.HandlerThread;
import android.util.ArrayMap;
+import androidx.test.InstrumentationRegistry;
+
import com.android.testutils.DevSdkIgnoreRule;
import com.android.testutils.DevSdkIgnoreRunner;
+import com.android.testutils.HandlerUtils;
import org.junit.Test;
import org.junit.runner.RunWith;
@@ -39,11 +44,13 @@
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
+import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetAddress;
import java.util.ArrayList;
import java.util.Arrays;
+import java.util.List;
/**
* Unit tests for {@link IpConfigStore}
@@ -51,6 +58,7 @@
@RunWith(DevSdkIgnoreRunner.class)
@DevSdkIgnoreRule.IgnoreUpTo(Build.VERSION_CODES.S_V2)
public class IpConfigStoreTest {
+ private static final int TIMEOUT_MS = 2_000;
private static final int KEY_CONFIG = 17;
private static final String IFACE_1 = "eth0";
private static final String IFACE_2 = "eth1";
@@ -59,6 +67,22 @@
private static final String DNS_IP_ADDR_1 = "1.2.3.4";
private static final String DNS_IP_ADDR_2 = "5.6.7.8";
+ private static final ArrayList<InetAddress> DNS_SERVERS = new ArrayList<>(List.of(
+ InetAddresses.parseNumericAddress(DNS_IP_ADDR_1),
+ InetAddresses.parseNumericAddress(DNS_IP_ADDR_2)));
+ private static final StaticIpConfiguration STATIC_IP_CONFIG_1 =
+ new StaticIpConfiguration.Builder()
+ .setIpAddress(new LinkAddress(IP_ADDR_1))
+ .setDnsServers(DNS_SERVERS)
+ .build();
+ private static final StaticIpConfiguration STATIC_IP_CONFIG_2 =
+ new StaticIpConfiguration.Builder()
+ .setIpAddress(new LinkAddress(IP_ADDR_2))
+ .setDnsServers(DNS_SERVERS)
+ .build();
+ private static final ProxyInfo PROXY_INFO =
+ ProxyInfo.buildDirectProxy("10.10.10.10", 88, Arrays.asList("host1", "host2"));
+
@Test
public void backwardCompatibility2to3() throws IOException {
ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
@@ -82,40 +106,73 @@
@Test
public void staticIpMultiNetworks() throws Exception {
- final ArrayList<InetAddress> dnsServers = new ArrayList<>();
- dnsServers.add(InetAddresses.parseNumericAddress(DNS_IP_ADDR_1));
- dnsServers.add(InetAddresses.parseNumericAddress(DNS_IP_ADDR_2));
- final StaticIpConfiguration staticIpConfiguration1 = new StaticIpConfiguration.Builder()
- .setIpAddress(new LinkAddress(IP_ADDR_1))
- .setDnsServers(dnsServers).build();
- final StaticIpConfiguration staticIpConfiguration2 = new StaticIpConfiguration.Builder()
- .setIpAddress(new LinkAddress(IP_ADDR_2))
- .setDnsServers(dnsServers).build();
+ final IpConfiguration expectedConfig1 = newIpConfiguration(IpAssignment.STATIC,
+ ProxySettings.STATIC, STATIC_IP_CONFIG_1, PROXY_INFO);
+ final IpConfiguration expectedConfig2 = newIpConfiguration(IpAssignment.STATIC,
+ ProxySettings.STATIC, STATIC_IP_CONFIG_2, PROXY_INFO);
- ProxyInfo proxyInfo =
- ProxyInfo.buildDirectProxy("10.10.10.10", 88, Arrays.asList("host1", "host2"));
-
- IpConfiguration expectedConfig1 = newIpConfiguration(IpAssignment.STATIC,
- ProxySettings.STATIC, staticIpConfiguration1, proxyInfo);
- IpConfiguration expectedConfig2 = newIpConfiguration(IpAssignment.STATIC,
- ProxySettings.STATIC, staticIpConfiguration2, proxyInfo);
-
- ArrayMap<String, IpConfiguration> expectedNetworks = new ArrayMap<>();
+ final ArrayMap<String, IpConfiguration> expectedNetworks = new ArrayMap<>();
expectedNetworks.put(IFACE_1, expectedConfig1);
expectedNetworks.put(IFACE_2, expectedConfig2);
- MockedDelayedDiskWrite writer = new MockedDelayedDiskWrite();
- IpConfigStore store = new IpConfigStore(writer);
+ final MockedDelayedDiskWrite writer = new MockedDelayedDiskWrite();
+ final IpConfigStore store = new IpConfigStore(writer);
store.writeIpConfigurations("file/path/not/used/", expectedNetworks);
- InputStream in = new ByteArrayInputStream(writer.mByteStream.toByteArray());
- ArrayMap<String, IpConfiguration> actualNetworks = IpConfigStore.readIpConfigurations(in);
+ final InputStream in = new ByteArrayInputStream(writer.mByteStream.toByteArray());
+ final ArrayMap<String, IpConfiguration> actualNetworks =
+ IpConfigStore.readIpConfigurations(in);
assertNotNull(actualNetworks);
assertEquals(2, actualNetworks.size());
assertEquals(expectedNetworks.get(IFACE_1), actualNetworks.get(IFACE_1));
assertEquals(expectedNetworks.get(IFACE_2), actualNetworks.get(IFACE_2));
}
+ @Test
+ public void readIpConfigurationFromFilePath() throws Exception {
+ final HandlerThread testHandlerThread = new HandlerThread("IpConfigStoreTest");
+ final DelayedDiskWrite.Dependencies dependencies =
+ new DelayedDiskWrite.Dependencies() {
+ @Override
+ public HandlerThread makeHandlerThread() {
+ return testHandlerThread;
+ }
+ @Override
+ public void quitHandlerThread(HandlerThread handlerThread) {
+ testHandlerThread.quitSafely();
+ }
+ };
+
+ final IpConfiguration ipConfig = newIpConfiguration(IpAssignment.STATIC,
+ ProxySettings.STATIC, STATIC_IP_CONFIG_1, PROXY_INFO);
+ final ArrayMap<String, IpConfiguration> expectedNetworks = new ArrayMap<>();
+ expectedNetworks.put(IFACE_1, ipConfig);
+
+ // Write IP config to specific file path and read it later.
+ final Context context = InstrumentationRegistry.getContext();
+ final File configFile = new File(context.getFilesDir().getPath(),
+ "IpConfigStoreTest-ipconfig.txt");
+ final DelayedDiskWrite writer = new DelayedDiskWrite(dependencies);
+ final IpConfigStore store = new IpConfigStore(writer);
+ store.writeIpConfigurations(configFile.getPath(), expectedNetworks);
+ HandlerUtils.waitForIdle(testHandlerThread, TIMEOUT_MS);
+
+ // Read IP config from the file path.
+ final ArrayMap<String, IpConfiguration> actualNetworks =
+ IpConfigStore.readIpConfigurations(configFile.getPath());
+ assertNotNull(actualNetworks);
+ assertEquals(1, actualNetworks.size());
+ assertEquals(expectedNetworks.get(IFACE_1), actualNetworks.get(IFACE_1));
+
+ // Return an empty array when reading IP configuration from an non-exist config file.
+ final ArrayMap<String, IpConfiguration> emptyNetworks =
+ IpConfigStore.readIpConfigurations("/dev/null");
+ assertNotNull(emptyNetworks);
+ assertEquals(0, emptyNetworks.size());
+
+ configFile.delete();
+ }
+
private IpConfiguration newIpConfiguration(IpAssignment ipAssignment,
ProxySettings proxySettings, StaticIpConfiguration staticIpConfig, ProxyInfo info) {
final IpConfiguration config = new IpConfiguration();