diff --git a/src/main/java/io/github/grrolland/hcshm/ShmValue.java b/src/main/java/io/github/grrolland/hcshm/ShmValue.java
index e9a2e97..01820bd 100644
--- a/src/main/java/io/github/grrolland/hcshm/ShmValue.java
+++ b/src/main/java/io/github/grrolland/hcshm/ShmValue.java
@@ -51,16 +51,15 @@ public String getValue() {
     /**
      * Get le lasting time for the value
      * <p>
-     * When the time to the expiration deadline is lower than 1000, return -1.
-     * <p>
-     * tha mean the value should expire immediately
+     * When the time to the expiration deadline is lower than 100 milliseconds, return -1.
+     * That mean the value should expire immediately
      *
      * @return the time to the expiration deadline
      */
     public long getLastingTime() {
         if (doExpire) {
             final long lt = deadline - System.currentTimeMillis();
-            if (lt < 1000) {
+            if (lt < 100) {
                 return -1;
             } else {
                 return lt;
diff --git a/src/test/java/io/github/grrolland/hcshm/HCSHMTestSuite.java b/src/test/java/io/github/grrolland/hcshm/HCSHMTestSuite.java
index c855a17..3046a25 100644
--- a/src/test/java/io/github/grrolland/hcshm/HCSHMTestSuite.java
+++ b/src/test/java/io/github/grrolland/hcshm/HCSHMTestSuite.java
@@ -29,7 +29,8 @@
  * Test Suite initializing the distributed SHM
  */
 @RunWith(Suite.class)
-@Suite.SuiteClasses({DeleteTestCase.class,
+@Suite.SuiteClasses({ShmValueTestCase.class,
+        DeleteTestCase.class,
         GetTestCase.class,
         IncrTestCase.class,
         QuitTestCase.class,
diff --git a/src/test/java/io/github/grrolland/hcshm/IncrTestCase.java b/src/test/java/io/github/grrolland/hcshm/IncrTestCase.java
index 08101c0..36c46b6 100644
--- a/src/test/java/io/github/grrolland/hcshm/IncrTestCase.java
+++ b/src/test/java/io/github/grrolland/hcshm/IncrTestCase.java
@@ -92,6 +92,7 @@ public void testIncrExpire() {
     public void testMultiIncrExpireLoad() throws IOException {
         Logger logger = (Logger) LoggerFactory.getLogger(IncrTestCase.class);
         logger.setLevel(Level.INFO);
+
         // Increment key
         for (int i = 1; i <= 200; i++) {
             getWriter().write("INCR key 1 0 60\r\n");
@@ -99,6 +100,7 @@ public void testMultiIncrExpireLoad() throws IOException {
             logger.info("Expect value {}", i);
             assertResponseGetValue(String.valueOf(i));
         }
+        logger.info("DONE");
     }
 
     /**
diff --git a/src/test/java/io/github/grrolland/hcshm/ShmValueTestCase.java b/src/test/java/io/github/grrolland/hcshm/ShmValueTestCase.java
new file mode 100644
index 0000000..8d888ca
--- /dev/null
+++ b/src/test/java/io/github/grrolland/hcshm/ShmValueTestCase.java
@@ -0,0 +1,46 @@
+package io.github.grrolland.hcshm;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+/***
+ * ShmValue test case
+ */
+public class ShmValueTestCase {
+
+    @Test
+    public void getValue() {
+        ShmValue shmValue = new ShmValue("X", 0);
+        assertEquals("X", shmValue.getValue());
+    }
+
+    @Test
+    public void getLastingTime() {
+        ShmValue shmValue = new ShmValue("X", 0);
+        assertEquals(0, shmValue.getLastingTime());
+    }
+
+    @Test
+    public void getLastingTimeExpired() {
+        ShmValue shmValue = new ShmValue("X", 99);
+        assertEquals(-1, shmValue.getLastingTime());
+    }
+
+    @Test
+    public void getLastingTimeNotExpired() {
+        ShmValue shmValue = new ShmValue("X", 150);
+        assertTrue(shmValue.getLastingTime() > 100);
+    }
+
+    @Test
+    public void expire() {
+        ShmValue shmValue = new ShmValue("X", 0);
+        assertEquals(0, shmValue.getLastingTime());
+        shmValue.expire(150);
+        assertTrue(shmValue.getLastingTime() > 100);
+        shmValue.expire(99);
+        assertEquals(-1, shmValue.getLastingTime());
+    }
+}