1 files changed, 126 insertions, 0 deletions
diff --git a/tests/java/com/android/server/ethernet/EthernetTrackerTest.java b/tests/java/com/android/server/ethernet/EthernetTrackerTest.java
new file mode 100644
index 0000000..70d316d
--- /dev/null
+++ b/tests/java/com/android/server/ethernet/EthernetTrackerTest.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.ethernet;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+
+import android.net.IpConfiguration;
+import android.net.IpConfiguration.IpAssignment;
+import android.net.IpConfiguration.ProxySettings;
+import android.net.LinkAddress;
+import android.net.StaticIpConfiguration;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.net.InetAddress;
+
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class EthernetTrackerTest {
+
+    @Test
+    public void createStaticIpConfiguration() {
+        assertStaticConfiguration("", new StaticIpConfiguration());
+
+        assertStaticConfiguration(
+                "ip=192.0.2.10/24",
+                new StaticIpConfigBuilder().setIp("192.0.2.10/24").build());
+
+        assertStaticConfiguration(
+                "ip=192.0.2.10/24 dns=4.4.4.4,8.8.8.8 gateway=192.0.2.1 domains=android",
+                new StaticIpConfigBuilder()
+                        .setIp("192.0.2.10/24")
+                        .setDns(new String[] {"4.4.4.4", "8.8.8.8"})
+                        .setGateway("192.0.2.1")
+                        .setDomains("android")
+                        .build());
+
+        // Verify order doesn't matter
+        assertStaticConfiguration(
+                "domains=android ip=192.0.2.10/24 gateway=192.0.2.1 dns=4.4.4.4,8.8.8.8 ",
+                new StaticIpConfigBuilder()
+                        .setIp("192.0.2.10/24")
+                        .setDns(new String[] {"4.4.4.4", "8.8.8.8"})
+                        .setGateway("192.0.2.1")
+                        .setDomains("android")
+                        .build());
+    }
+
+    @Test
+    public void createStaticIpConfiguration_Bad() {
+        assertFails("ip=192.0.2.1/24 gateway= blah=20.20.20.20");  // Unknown key
+        assertFails("ip=192.0.2.1");  // mask is missing
+        assertFails("ip=a.b.c");  // not a valid ip address
+        assertFails("dns=4.4.4.4,1.2.3.A");  // not valid ip address in dns
+        assertFails("=");  // Key and value is empty
+        assertFails("ip=");  // Value is empty
+        assertFails("ip=192.0.2.1/24 gateway=");  // Gateway is empty
+    }
+
+    private void assertFails(String config) {
+        try {
+            EthernetTracker.parseStaticIpConfiguration(config);
+            fail("Expected to fail: " + config);
+        } catch (IllegalArgumentException e) {
+            // expected
+        }
+    }
+
+    private void assertStaticConfiguration(String configAsString,
+            StaticIpConfiguration expectedStaticIpConfig) {
+        IpConfiguration expectedIpConfiguration = new IpConfiguration(IpAssignment.STATIC,
+                ProxySettings.NONE, expectedStaticIpConfig, null);
+
+        assertEquals(expectedIpConfiguration,
+                EthernetTracker.parseStaticIpConfiguration(configAsString));
+    }
+
+    private static class StaticIpConfigBuilder {
+        private final StaticIpConfiguration config = new StaticIpConfiguration();
+
+        StaticIpConfigBuilder setIp(String address) {
+            config.ipAddress = new LinkAddress(address);
+            return this;
+        }
+
+        StaticIpConfigBuilder setDns(String[] dnsArray) {
+            for (String dns : dnsArray) {
+                config.dnsServers.add(InetAddress.parseNumericAddress(dns));
+            }
+            return this;
+        }
+
+        StaticIpConfigBuilder setGateway(String gateway) {
+            config.gateway = InetAddress.parseNumericAddress(gateway);
+            return this;
+        }
+
+        StaticIpConfigBuilder setDomains(String domains) {
+            config.domains = domains;
+            return this;
+        }
+
+
+        StaticIpConfiguration build() {
+            return new StaticIpConfiguration(config);
+        }
+    }
+}