1 files changed, 92 insertions, 0 deletions
diff --git a/libandroid_net_lowpan/tests/java/android/net/lowpan/LowpanCredentialTest.java b/libandroid_net_lowpan/tests/java/android/net/lowpan/LowpanCredentialTest.java
new file mode 100644
index 0000000..26e3334
--- /dev/null
+++ b/libandroid_net_lowpan/tests/java/android/net/lowpan/LowpanCredentialTest.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2017 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 android.net.lowpan;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertArrayEquals;
+
+import android.os.Parcel;
+import android.support.test.runner.AndroidJUnit4;
+import android.test.suitebuilder.annotation.SmallTest;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class LowpanCredentialTest {
+
+    static {
+        System.loadLibrary("frameworkslowpantestsjni");
+    }
+
+    private static native byte[] readAndWriteNative(byte[] inParcel);
+
+    public void testNativeParcelUnparcel(LowpanCredential original) {
+        byte[] inParcel = marshall(original);
+        byte[] outParcel = readAndWriteNative(inParcel);
+        LowpanCredential roundTrip = unmarshall(outParcel);
+
+        assertEquals(original, roundTrip);
+        assertArrayEquals(inParcel, outParcel);
+    }
+
+    @Test
+    public void testNativeParcelUnparcel() {
+        testNativeParcelUnparcel(
+                LowpanCredential.createMasterKey(
+                        new byte[] {
+                            (byte) 0x88,
+                            (byte) 0x99,
+                            (byte) 0xaa,
+                            (byte) 0xbb,
+                            (byte) 0xcc,
+                            (byte) 0xdd,
+                            (byte) 0xee,
+                            (byte) 0xff
+                        }));
+        testNativeParcelUnparcel(
+                LowpanCredential.createMasterKey(
+                        new byte[] {
+                            (byte) 0x88, (byte) 0x99, (byte) 0xaa, (byte) 0xbb, (byte) 0xcc
+                        },
+                        15));
+    }
+
+    /**
+     * Write a {@link LowpanCredential} into an empty parcel and return the underlying data.
+     *
+     * @see unmarshall(byte[])
+     */
+    private static byte[] marshall(LowpanCredential addr) {
+        Parcel p = Parcel.obtain();
+        addr.writeToParcel(p, /* flags */ 0);
+        p.setDataPosition(0);
+        return p.marshall();
+    }
+
+    /**
+     * Read raw bytes into a parcel, and read a {@link LowpanCredential} back out of them.
+     *
+     * @see marshall(LowpanCredential)
+     */
+    private static LowpanCredential unmarshall(byte[] data) {
+        Parcel p = Parcel.obtain();
+        p.unmarshall(data, 0, data.length);
+        p.setDataPosition(0);
+        return LowpanCredential.CREATOR.createFromParcel(p);
+    }
+}