diff --git a/app/src/androidTest/java/com/github/javiersantos/appupdater/LibraryTest.java b/app/src/androidTest/java/com/github/javiersantos/appupdater/LibraryTest.java
index 5f5f17cb..a12c9616 100644
--- a/app/src/androidTest/java/com/github/javiersantos/appupdater/LibraryTest.java
+++ b/app/src/androidTest/java/com/github/javiersantos/appupdater/LibraryTest.java
@@ -45,6 +45,41 @@ public void Version_UpdateAvailable_3() {
         assertTrue(UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
     }
 
+    @Test
+    public void Version_UpdateAvailable_4() {
+        Update installedUpdate = new Update();
+        installedUpdate.setLatestVersion("2.1.3.alpha.42.RC");
+
+        Update latestUpdate = new Update();
+        latestUpdate.setLatestVersion("2.1.3.alpha.45.RC");
+
+        assertTrue(UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
+    @Test
+    public void VersionCode_UpdateAvailable_1() {
+        Update installedUpdate = new Update("1.0.0", 1);
+        Update latestUpdate = new Update("1.0.0", 2);
+
+        assertTrue(UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
+    @Test
+    public void VersionCode_UpdateAvailable_2() {
+        Update installedUpdate = new Update("1.0.0", 1);
+        Update latestUpdate = new Update("1.0.1", 2);
+
+        assertTrue(UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
+    @Test
+    public void VersionCode_UpdateAvailable_3() {
+        Update installedUpdate = new Update("1.0.0", 1);
+        Update latestUpdate = new Update("0.9.0", 2);
+
+        assertTrue(UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
     @Test
     public void Version_UpdateNotAvailable_1() {
         Update installedUpdate = new Update();
@@ -67,4 +102,28 @@ public void Version_UpdateNotAvailable_2() {
         assertTrue(!UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
     }
 
+    @Test
+    public void VersionCode_UpdateNotAvailable_1() {
+        Update installedUpdate = new Update("1.0.0", 1);
+        Update latestUpdate = new Update("1.0.0", 1);
+
+        assertTrue(!UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
+    @Test
+    public void VersionCode_UpdateNotAvailable_2() {
+        Update installedUpdate = new Update("1.0.0", 2);
+        Update latestUpdate = new Update("1.0.1", 1);
+
+        assertTrue(!UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
+    @Test
+    public void VersionCode_UpdateNotAvailable_3() {
+        Update installedUpdate = new Update("1.0.0", 1);
+        Update latestUpdate = new Update("1.2.0", 1);
+
+        assertTrue(!UtilsLibrary.isUpdateAvailable(installedUpdate, latestUpdate));
+    }
+
 }