| package org.onlab.onos.store.common.impl; |
| |
| import static org.junit.Assert.*; |
| |
| import java.nio.ByteBuffer; |
| |
| import org.junit.Test; |
| import org.onlab.onos.net.device.Timestamp; |
| import org.onlab.onos.net.device.Timestamped; |
| import org.onlab.util.KryoPool; |
| |
| import com.google.common.testing.EqualsTester; |
| |
| /** |
| * Test of {@link Timestamped}. |
| */ |
| public class TimestampedTest { |
| |
| private static final Timestamp TS_1_1 = new DeviceMastershipBasedTimestamp(1, 1); |
| private static final Timestamp TS_1_2 = new DeviceMastershipBasedTimestamp(1, 2); |
| private static final Timestamp TS_2_1 = new DeviceMastershipBasedTimestamp(2, 1); |
| |
| @Test |
| public final void testHashCode() { |
| Timestamped<String> a = new Timestamped<>("a", TS_1_1); |
| Timestamped<String> b = new Timestamped<>("b", TS_1_1); |
| assertTrue("value does not impact hashCode", |
| a.hashCode() == b.hashCode()); |
| } |
| |
| @Test |
| public final void testEquals() { |
| Timestamped<String> a = new Timestamped<>("a", TS_1_1); |
| Timestamped<String> b = new Timestamped<>("b", TS_1_1); |
| assertTrue("value does not impact equality", |
| a.equals(b)); |
| |
| new EqualsTester() |
| .addEqualityGroup(new Timestamped<>("a", TS_1_1), |
| new Timestamped<>("b", TS_1_1), |
| new Timestamped<>("c", TS_1_1)) |
| .addEqualityGroup(new Timestamped<>("a", TS_1_2), |
| new Timestamped<>("b", TS_1_2), |
| new Timestamped<>("c", TS_1_2)) |
| .addEqualityGroup(new Timestamped<>("a", TS_2_1), |
| new Timestamped<>("b", TS_2_1), |
| new Timestamped<>("c", TS_2_1)) |
| .testEquals(); |
| |
| } |
| |
| @Test |
| public final void testValue() { |
| final Integer n = Integer.valueOf(42); |
| Timestamped<Integer> tsv = new Timestamped<>(n, TS_1_1); |
| assertSame(n, tsv.value()); |
| |
| } |
| |
| @Test(expected = NullPointerException.class) |
| public final void testValueNonNull() { |
| new Timestamped<>(null, TS_1_1); |
| } |
| |
| @Test(expected = NullPointerException.class) |
| public final void testTimestampNonNull() { |
| new Timestamped<>("Foo", null); |
| } |
| |
| @Test |
| public final void testIsNewer() { |
| Timestamped<String> a = new Timestamped<>("a", TS_1_2); |
| Timestamped<String> b = new Timestamped<>("b", TS_1_1); |
| assertTrue(a.isNewer(b)); |
| assertFalse(b.isNewer(a)); |
| } |
| |
| @Test |
| public final void testKryoSerializable() { |
| final ByteBuffer buffer = ByteBuffer.allocate(1 * 1024 * 1024); |
| final KryoPool kryos = KryoPool.newBuilder() |
| .register(Timestamped.class, |
| DeviceMastershipBasedTimestamp.class) |
| .build(); |
| |
| Timestamped<String> original = new Timestamped<>("foobar", TS_1_1); |
| kryos.serialize(original, buffer); |
| buffer.flip(); |
| Timestamped<String> copy = kryos.deserialize(buffer); |
| |
| new EqualsTester() |
| .addEqualityGroup(original, copy) |
| .testEquals(); |
| } |
| } |