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-rw-r--r--app/src/test/java/se/leap/bitmaskclient/tethering/TetheringStateManagerTest.java323
1 files changed, 323 insertions, 0 deletions
diff --git a/app/src/test/java/se/leap/bitmaskclient/tethering/TetheringStateManagerTest.java b/app/src/test/java/se/leap/bitmaskclient/tethering/TetheringStateManagerTest.java
new file mode 100644
index 00000000..b3ab75ba
--- /dev/null
+++ b/app/src/test/java/se/leap/bitmaskclient/tethering/TetheringStateManagerTest.java
@@ -0,0 +1,323 @@
+/**
+ * Copyright (c) 2020 LEAP Encryption Access Project and contributers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package se.leap.bitmaskclient.tethering;
+
+import android.content.Context;
+import android.content.IntentFilter;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Answers;
+import org.mockito.Mock;
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import java.net.NetworkInterface;
+import java.net.SocketException;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Enumeration;
+
+import se.leap.bitmaskclient.utils.Cmd;
+
+import static junit.framework.TestCase.assertTrue;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.powermock.api.mockito.PowerMockito.mockStatic;
+import static org.powermock.api.mockito.PowerMockito.when;
+
+
+@RunWith(PowerMockRunner.class)
+@PrepareForTest({WifiManagerWrapper.class, TetheringStateManager.class, Cmd.class, NetworkInterface.class})
+public class TetheringStateManagerTest {
+
+ @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+ Context mockContext;
+
+ @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+ IntentFilter intentFilter;
+
+ private TetheringObservable observable;
+
+ @Before
+ public void setup() throws Exception {
+ PowerMockito.whenNew(IntentFilter.class).withArguments(anyString()).thenReturn(intentFilter);
+ PowerMockito.whenNew(IntentFilter.class).withNoArguments().thenReturn(intentFilter);
+ observable = TetheringObservable.getInstance();
+
+ }
+
+ @Test
+ public void updateUsbTetheringState_findsRndisX_returnsTrue() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(false);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ PowerMockito.mockStatic(NetworkInterface.class);
+ NetworkInterface mock1 = PowerMockito.mock(NetworkInterface.class);
+ when(mock1.isLoopback()).thenReturn(false);
+ when(mock1.getName()).thenReturn("eth0");
+ NetworkInterface mock2 = PowerMockito.mock(NetworkInterface.class);
+ when(mock2.isLoopback()).thenReturn(false);
+ when(mock2.getName()).thenReturn("rndis0");
+
+ NetworkInterface[] networkInterfaces = new NetworkInterface[2];
+ networkInterfaces[0] = mock1;
+ networkInterfaces[1] = mock2;
+
+ PowerMockito.when(NetworkInterface.getNetworkInterfaces()).then(new Answer<Enumeration<NetworkInterface>>() {
+ @Override
+ public Enumeration<NetworkInterface> answer(InvocationOnMock invocation) throws Throwable {
+ return Collections.enumeration(Arrays.asList(networkInterfaces));
+ }
+ });
+
+ TetheringObservable.setUsbTethering(false, "192.168.42.0/24", "rndis0");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertTrue(observable.isUsbTetheringEnabled());
+ }
+
+ @Test
+ public void updateUsbTetheringState_doesntFindRndisX_returnsFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(false);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ PowerMockito.mockStatic(NetworkInterface.class);
+ NetworkInterface mock1 = PowerMockito.mock(NetworkInterface.class);
+ when(mock1.isLoopback()).thenReturn(false);
+ when(mock1.getName()).thenReturn("eth0");
+ NetworkInterface mock2 = PowerMockito.mock(NetworkInterface.class);
+ when(mock2.isLoopback()).thenReturn(false);
+ when(mock2.getName()).thenReturn("wifi0");
+
+ NetworkInterface[] networkInterfaces = new NetworkInterface[2];
+ networkInterfaces[0] = mock1;
+ networkInterfaces[1] = mock2;
+
+ PowerMockito.when(NetworkInterface.getNetworkInterfaces()).then(new Answer<Enumeration<NetworkInterface>>() {
+ @Override
+ public Enumeration<NetworkInterface> answer(InvocationOnMock invocation) throws Throwable {
+ return Collections.enumeration(Arrays.asList(networkInterfaces));
+ }
+ });
+
+ TetheringObservable.setUsbTethering(true, "192.168.42.0/24", "rndis0");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isUsbTetheringEnabled());
+ }
+
+ @Test
+ public void updateUsbTetheringState_ThrowsException_returnsFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(false);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ PowerMockito.mockStatic(NetworkInterface.class);
+ PowerMockito.when(NetworkInterface.getNetworkInterfaces()).thenThrow(new SocketException());
+
+ TetheringObservable.setUsbTethering(true, "192.168.42.0/24", "rndis0");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isUsbTetheringEnabled());
+ }
+
+/* //TODO enable these tests as soon as bluetooth tethering has been enabled again
+ @Test
+ public void updateBluetoothTetheringState_btDeviceFound_returnTrue() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ mockStatic(Cmd.class);
+ PowerMockito.when(Cmd.runBlockingCmd(any(), any(StringBuilder.class))).then(new Answer<Integer>() {
+ @Override
+ public Integer answer(InvocationOnMock invocation) throws Throwable {
+ StringBuilder logStringBuilder = invocation.getArgument(1);
+ logStringBuilder.append("bt-pan device found");
+ return 0;
+ }
+ });
+
+ TetheringObservable.setBluetoothTethering(false);
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertTrue(observable.isBluetoothTetheringEnabled());
+ }
+
+
+ @Test
+ public void updateBluetoothTetheringState_btPanDeviceNotFound_returnFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ mockStatic(Cmd.class);
+ PowerMockito.when(Cmd.runBlockingCmd(any(), any(StringBuilder.class))).then(new Answer<Integer>() {
+ @Override
+ public Integer answer(InvocationOnMock invocation) throws Throwable {
+ StringBuilder logStringBuilder = invocation.getArgument(1);
+ logStringBuilder.append("bt-pan device not found");
+ return 1;
+ }
+ });
+
+ TetheringObservable.setBluetoothTethering(true);
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isBluetoothTetheringEnabled());
+ }
+
+ @Test
+ public void updateBluetoothTetheringState_ThrowsException_returnsFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ mockStatic(Cmd.class);
+ PowerMockito.when(Cmd.runBlockingCmd(any(), any(StringBuilder.class))).
+ thenThrow(new SecurityException("Creation of subprocess is not allowed"));
+
+ TetheringObservable.setBluetoothTethering(true);
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isBluetoothTetheringEnabled());
+ }
+
+ @Test
+ public void updateBluetoothTetheringState_WifiManagerWrapperThrowsException_hasNoInfluenceOnResult() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenThrow(new NoSuchMethodException());
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ mockStatic(Cmd.class);
+ PowerMockito.when(Cmd.runBlockingCmd(any(), any(StringBuilder.class))).then(new Answer<Integer>() {
+ @Override
+ public Integer answer(InvocationOnMock invocation) throws Throwable {
+ StringBuilder logStringBuilder = invocation.getArgument(1);
+ logStringBuilder.append("bt-pan device found");
+ return 0;
+ }
+ });
+
+ TetheringObservable.setBluetoothTethering(false);
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertTrue(observable.isBluetoothTetheringEnabled());
+ }
+ */
+
+ @Test
+ public void updateWifiTetheringState_ignoreFailingWifiAPReflection_keepsOldValueTrue() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenThrow(new NoSuchMethodException());
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ TetheringObservable.setWifiTethering(true, "192.168.43.0/24", "wlan0");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertTrue(observable.isWifiTetheringEnabled());
+ }
+
+ @Test
+ public void updateWifiTetheringState_ignoreFailingWifiAPReflection_keepsOldValueFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenThrow(new NoSuchMethodException());
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ TetheringObservable.setWifiTethering(false, "", "");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isWifiTetheringEnabled());
+ }
+
+ @Test
+ public void updateWifiTetheringState_WifiApReflectionWithoutException_changeValueToTrue() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ TetheringObservable.setWifiTethering(false, "", "");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertTrue(observable.isWifiTetheringEnabled());
+ }
+
+ @Test
+ public void updateWifiTetheringState_WifiApReflectionWithoutException_changeValueToFalse() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(false);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ TetheringObservable.setWifiTethering(true, "", "");
+ TetheringStateManager.getInstance().init(mockContext);
+ TetheringStateManager manager = TetheringStateManager.getInstance();
+ assertFalse(observable.isWifiTetheringEnabled());
+ }
+
+ @Test
+ public void testGetWifiAddressRangee_keepsLastSeenAddressAndInterface() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ //WifiTethering was switched on
+ TetheringObservable.setWifiTethering(true, "192.168.40.0/24", "wlan0");
+
+ assertEquals("192.168.40.0/24", observable.getTetheringState().wifiAddress);
+ assertEquals("192.168.40.0/24", observable.getTetheringState().lastSeenWifiAddress);
+ assertEquals("wlan0", observable.getTetheringState().wifiInterface);
+ assertEquals("wlan0", observable.getTetheringState().lastSeenWifiInterface);
+ //Wifi tethering was switched off
+ TetheringObservable.setWifiTethering(true, "", "");
+ assertEquals("", observable.getTetheringState().wifiAddress);
+ assertEquals("192.168.40.0/24", observable.getTetheringState().lastSeenWifiAddress);
+ assertEquals("", observable.getTetheringState().wifiInterface);
+ assertEquals("wlan0", observable.getTetheringState().lastSeenWifiInterface);
+ }
+
+ @Test
+ public void testGetUsbAddressRange_keepsLastSeenAddressAndInterface() throws Exception {
+ WifiManagerWrapper mockWrapper = mock(WifiManagerWrapper.class);
+ when(mockWrapper.isWifiAPEnabled()).thenReturn(true);
+ PowerMockito.whenNew(WifiManagerWrapper.class).withAnyArguments().thenReturn(mockWrapper);
+
+ //UsbTethering was switched on
+ TetheringObservable.setUsbTethering(true, "192.168.40.0/24", "rndis0");
+ assertEquals("192.168.40.0/24", observable.getTetheringState().usbAddress);
+ assertEquals("192.168.40.0/24", observable.getTetheringState().lastSeenUsbAddress);
+ assertEquals("rndis0", observable.getTetheringState().usbInterface);
+ assertEquals("rndis0", observable.getTetheringState().lastSeenUsbInterface);
+ //UsbTethering tethering was switched off
+ TetheringObservable.setUsbTethering(true, "", "");
+ assertEquals("", observable.getTetheringState().usbAddress);
+ assertEquals("192.168.40.0/24", observable.getTetheringState().lastSeenUsbAddress);
+ assertEquals("", observable.getTetheringState().usbInterface);
+ assertEquals("rndis0", observable.getTetheringState().lastSeenUsbInterface);
+ }
+
+
+} \ No newline at end of file