diff --git a/src/test/java/net/onrc/onos/intent/IntentTest.java b/src/test/java/net/onrc/onos/intent/IntentTest.java
new file mode 100644
index 0000000..abc5373
--- /dev/null
+++ b/src/test/java/net/onrc/onos/intent/IntentTest.java
@@ -0,0 +1,77 @@
+package net.onrc.onos.intent;
+
+import static org.junit.Assert.*;
+
+import java.util.HashSet;
+
+import org.junit.Test;
+
+/**
+ * @author Toshio Koide (t-koide@onlab.us)
+ */
+public class IntentTest {
+	@Test
+	public void testCreateIntent() {
+		Intent intent = new Intent("id");
+		assertEquals("id", intent.getId());
+		assertEquals(Intent.IntentState.CREATED, intent.getState());
+	}
+
+	@Test
+	public void testCreateIntentWithState() {
+		Intent intent = new Intent("id", Intent.IntentState.INST_REQ);
+		assertEquals("id", intent.getId());
+		assertEquals(Intent.IntentState.INST_REQ, intent.getState());
+	}
+
+	@Test
+	public void testSetState() {
+		Intent intent = new Intent("id");
+
+		intent.setState(Intent.IntentState.INST_REQ);
+		assertEquals(Intent.IntentState.INST_REQ, intent.getState());
+
+		intent.setState(Intent.IntentState.DEL_REQ);
+		assertEquals(Intent.IntentState.DEL_REQ, intent.getState());
+	}
+
+	@Test
+	public void testEquals() {
+		Intent intent1 = new Intent("id1");
+		Intent intent2 = new Intent("id1");
+		Intent intent3 = new Intent("id2");
+		Intent intent4 = new Intent("id2");
+
+		assertEquals(intent1, intent2);
+		assertEquals(intent3, intent4);
+
+		assertFalse(intent1.equals(intent3));
+		assertFalse(intent3.equals(intent1));
+
+		intent1.setState(Intent.IntentState.INST_ACK);
+		intent2.setState(Intent.IntentState.INST_NACK);
+		assertEquals(intent1, intent2);
+	}
+
+	@Test
+	public void testHashCode() {
+		Intent intent1 = new Intent("id1");
+		intent1.setState(Intent.IntentState.INST_ACK);
+		Intent intent2 = new Intent("id1");
+		intent2.setState(Intent.IntentState.INST_NACK);
+		Intent intent3 = new Intent("id2");
+		Intent intent4 = new Intent("id2");
+
+		HashSet<Intent> intents = new HashSet<>();
+		intents.add(intent1);
+		intents.add(intent2);
+		intents.add(intent3);
+		intents.add(intent4);
+
+		assertEquals(2, intents.size());
+		assertTrue(intents.contains(intent1));
+		assertTrue(intents.contains(intent2));
+		assertTrue(intents.contains(intent3));
+		assertTrue(intents.contains(intent4));
+	}
+}