diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index a8a158b..ddae44f 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,19 +2,10 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="78e01e81-87ab-43aa-be01-5489e21c7fc2" name="Default" comment="">
-      <change beforePath="$PROJECT_DIR$/.gradle/4.4/fileHashes/fileHashes.bin" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/4.4/fileHashes/fileHashes.bin" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gradle/4.4/fileHashes/fileHashes.lock" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/4.4/fileHashes/fileHashes.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gradle/4.4/taskHistory/taskHistory.bin" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/4.4/taskHistory/taskHistory.bin" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gradle/4.4/taskHistory/taskHistory.lock" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/4.4/taskHistory/taskHistory.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gradle/buildOutputCleanup/buildOutputCleanup.lock" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/buildOutputCleanup/buildOutputCleanup.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gradle/buildOutputCleanup/outputFiles.bin" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/buildOutputCleanup/outputFiles.bin" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/gradle.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/gradle.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/vcs.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/tests/TestLights.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/build.gradle" beforeDir="false" afterPath="$PROJECT_DIR$/build.gradle" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/gradle/wrapper/gradle-wrapper.properties" beforeDir="false" afterPath="$PROJECT_DIR$/gradle/wrapper/gradle-wrapper.properties" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/device/hue.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/device/hue.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/device/hue.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/device/Hue.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/manage/rest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/manage/Rest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/.gradle/" />
     <ignored path="$PROJECT_DIR$/build/" />
@@ -95,20 +86,24 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file leaf-file-name="hue.java" pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/src/main/java/device/hue.java">
+      <file leaf-file-name="Hue.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/device/Hue.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="235">
-              <caret line="24" column="24" selection-start-line="24" selection-start-column="24" selection-end-line="24" selection-end-column="24" />
+            <state relative-caret-position="240">
+              <caret line="18" column="5" lean-forward="true" selection-start-line="18" selection-start-column="5" selection-end-line="18" selection-end-column="5" />
+              <folding>
+                <element signature="e#310#311#0" expanded="true" />
+                <element signature="e#362#363#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="rest.java" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/src/main/java/manage/rest.java">
+      <file leaf-file-name="TestLights.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/main/java/tests/TestLights.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="262">
-              <caret line="67" column="35" lean-forward="true" selection-start-line="67" selection-start-column="35" selection-end-line="67" selection-end-column="35" />
+            <state relative-caret-position="102">
+              <caret line="8" column="17" selection-start-line="8" selection-start-column="17" selection-end-line="8" selection-end-column="17" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -118,6 +113,13 @@
       </file>
     </leaf>
   </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Class" />
+      </list>
+    </option>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
@@ -489,6 +491,9 @@
       <list>
         <option value="$PROJECT_DIR$/build.gradle" />
         <option value="$PROJECT_DIR$/src/main/java/device/hue.java" />
+        <option value="$PROJECT_DIR$/src/main/java/tests/Test.java" />
+        <option value="$PROJECT_DIR$/src/main/java/device/Hue.java" />
+        <option value="$PROJECT_DIR$/src/main/java/tests/TestLights.java" />
       </list>
     </option>
   </component>
@@ -555,6 +560,14 @@
               <item name="java" type="462c0819:PsiDirectoryNode" />
               <item name="manage" type="462c0819:PsiDirectoryNode" />
             </path>
+            <path>
+              <item name="SeniorAssistant" type="b2602c69:ProjectViewProjectNode" />
+              <item name="SeniorAssistant" type="8a07ba80:GradleTreeStructureProvider$GradleModuleDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="main" type="8a07ba80:GradleTreeStructureProvider$GradleModuleDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+              <item name="tests" type="462c0819:PsiDirectoryNode" />
+            </path>
           </expand>
           <select />
         </subPane>
@@ -582,7 +595,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="Gradle.SeniorAssistant [build]">
+  <component name="RunManager" selected="JUnit.TestLights">
     <configuration default="true" type="Application" factoryName="Application">
       <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
     </configuration>
@@ -619,6 +632,29 @@
       <setting name="workDir" value="file://$PROJECT_DIR$" />
       <setting name="debug" value="false" />
     </configuration>
+    <configuration name="TestLights" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="SeniorAssistant_main" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="tests.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
+      <option name="ALTERNATIVE_JRE_PATH" />
+      <option name="PACKAGE_NAME" value="tests" />
+      <option name="MAIN_CLASS_NAME" value="tests.TestLights" />
+      <option name="METHOD_NAME" />
+      <option name="TEST_OBJECT" value="class" />
+      <option name="VM_PARAMETERS" value="-ea" />
+      <option name="PARAMETERS" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <option name="PASS_PARENT_ENVS" value="true" />
+      <option name="TEST_SEARCH_SCOPE">
+        <value defaultName="singleModule" />
+      </option>
+      <patterns />
+    </configuration>
     <configuration default="true" type="JUnit" factoryName="JUnit">
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
@@ -661,9 +697,11 @@
       <item itemvalue="Groovy.build" />
       <item itemvalue="Groovy.build (1)" />
       <item itemvalue="Gradle.SeniorAssistant [build]" />
+      <item itemvalue="JUnit.TestLights" />
     </list>
     <recent_temporary>
       <list>
+        <item itemvalue="JUnit.TestLights" />
         <item itemvalue="Gradle.SeniorAssistant [build]" />
         <item itemvalue="Groovy.build (1)" />
         <item itemvalue="Groovy.build" />
@@ -681,12 +719,31 @@
       <option name="presentableId" value="Default" />
       <updated>1527511421271</updated>
       <workItem from="1527511465296" duration="493000" />
-      <workItem from="1527514123141" duration="3477000" />
+      <workItem from="1527514123141" duration="7701000" />
     </task>
+    <task id="LOCAL-00001" summary="Updated build gradle &#10;Added functions ph. hue">
+      <created>1527518149240</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1527518149240</updated>
+    </task>
+    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
+  <component name="TestHistory">
+    <history-entry file="TestLights - 2018.05.28 at 17h 29m 58s.xml">
+      <configuration name="TestLights" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="TestLights - 2018.05.28 at 17h 34m 08s.xml">
+      <configuration name="TestLights" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="TestLights - 2018.05.28 at 17h 38m 24s.xml">
+      <configuration name="TestLights" configurationId="JUnit" />
+    </history-entry>
+  </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="3970000" />
+    <option name="totallyTimeSpent" value="8194000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="-8" y="-8" width="1382" height="744" extended-state="6" />
@@ -701,8 +758,8 @@
       <window_info anchor="bottom" id="Event Log" order="7" side_tool="true" weight="0.32838285" />
       <window_info anchor="right" id="Maven Projects" order="3" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" />
-      <window_info anchor="bottom" id="Version Control" order="7" />
-      <window_info anchor="bottom" id="Run" order="2" weight="0.32838285" />
+      <window_info anchor="bottom" id="Version Control" order="7" weight="0.32838285" />
+      <window_info anchor="bottom" id="Run" order="2" visible="true" weight="0.32838285" />
       <window_info anchor="bottom" id="Terminal" order="7" />
       <window_info id="Capture Tool" order="2" />
       <window_info id="Designer" order="2" />
@@ -730,17 +787,40 @@
   <component name="VcsContentAnnotationSettings">
     <option name="myLimit" value="2678400000" />
   </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="Updated build gradle &#10;Added functions ph. hue" />
+    <option name="LAST_COMMIT_MESSAGE" value="Updated build gradle &#10;Added functions ph. hue" />
+  </component>
   <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/src/main/java/device/hue.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/device/Hue.java">
       <provider selected="true" editor-type-id="text-editor">
         <state>
           <caret lean-forward="true" />
+          <folding>
+            <element signature="e#310#311#0" expanded="true" />
+            <element signature="e#362#363#0" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/settings.gradle">
       <provider selected="true" editor-type-id="text-editor" />
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/manage/Rest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="262">
+          <caret line="67" column="35" selection-start-line="67" selection-start-column="35" selection-end-line="67" selection-end-column="35" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/.gitignore">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="-1136" />
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/build.gradle">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="221">
@@ -748,20 +828,24 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/manage/rest.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/device/Hue.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="262">
-          <caret line="67" column="35" lean-forward="true" selection-start-line="67" selection-start-column="35" selection-end-line="67" selection-end-column="35" />
+        <state relative-caret-position="240">
+          <caret line="18" column="5" lean-forward="true" selection-start-line="18" selection-start-column="5" selection-end-line="18" selection-end-column="5" />
           <folding>
-            <element signature="imports" expanded="true" />
+            <element signature="e#310#311#0" expanded="true" />
+            <element signature="e#362#363#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/device/hue.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/tests/TestLights.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="235">
-          <caret line="24" column="24" selection-start-line="24" selection-start-column="24" selection-end-line="24" selection-end-column="24" />
+        <state relative-caret-position="102">
+          <caret line="8" column="17" selection-start-line="8" selection-start-column="17" selection-end-line="8" selection-end-column="17" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
diff --git a/src/main/java/device/hue.java b/src/main/java/device/Hue.java
similarity index 58%
rename from src/main/java/device/hue.java
rename to src/main/java/device/Hue.java
index af1e053..17f4106 100644
--- a/src/main/java/device/hue.java
+++ b/src/main/java/device/Hue.java
@@ -1,20 +1,28 @@
 package device;
 
 import java.util.Map;
-import manage.rest;
+import manage.Rest;
 
-public class hue {
-    String baseURL = "192.168.0.2";
-    String username = "admin";
-    String lightsURL = baseURL+"/api/"+username+"/lights/";
+public class Hue {
+    //private String baseURL;// = "192.168.0.2";
+    //private String username;// = "admin";
+    private String lightsURL;// = baseURL+"/api/"+username+"/lights/";
 
-    Map<String, ?> allLights = rest.get(lightsURL);
+    private Map<String, ?> allLights;
+
+    public Hue () {
+        this("192.168.0.2/api/admin/lights/");
+    }
+    public Hue (String url) {
+        lightsURL = url;
+        allLights = Rest.get(lightsURL);
+    }
 
     public void turnOn() {
         for (String light : allLights.keySet()) {
             String callURL = lightsURL + light + "/state";
             String body = "{ \"on\" : true }";
-            rest.put(callURL, body, "application/json");
+            Rest.put(callURL, body, "application/json");
         }
     }
 
@@ -22,7 +30,7 @@ public class hue {
         for (String light : allLights.keySet()) {
             String callURL = lightsURL + light + "/state";
             String body = "{ \"on\" : false }";
-            rest.put(callURL, body, "application/json");
+            Rest.put(callURL, body, "application/json");
         }
     }
 
@@ -30,7 +38,7 @@ public class hue {
         for (String light : allLights.keySet()) {
             String callURL = lightsURL + light + "/state";
             String body = "{ \"bri\" : "+num+" }";
-            rest.put(callURL, body, "application/json");
+            Rest.put(callURL, body, "application/json");
         }
     }
 
@@ -38,7 +46,7 @@ public class hue {
         for (String light : allLights.keySet()) {
             String callURL = lightsURL + light + "/state";
             String body = "{ \""+attribute+"\" : "+value+" }";
-            rest.put(callURL, body, "application/json");
+            Rest.put(callURL, body, "application/json");
         }
     }
 
diff --git a/src/main/java/manage/rest.java b/src/main/java/manage/Rest.java
similarity index 99%
rename from src/main/java/manage/rest.java
rename to src/main/java/manage/Rest.java
index e82802c..f7884af 100644
--- a/src/main/java/manage/rest.java
+++ b/src/main/java/manage/Rest.java
@@ -19,7 +19,7 @@ import org.apache.http.util.EntityUtils;
  * @author <a href="mailto:luigi.derussis@uniupo.it">Luigi De Russis</a>
  * @version 1.0 (18/05/2017)
  */
-public class rest {
+public class Rest {
 
     // init gson
     private static final Gson gson = new Gson();
diff --git a/src/main/java/tests/TestLights.java b/src/main/java/tests/TestLights.java
new file mode 100644
index 0000000..e2699c9
--- /dev/null
+++ b/src/main/java/tests/TestLights.java
@@ -0,0 +1,32 @@
+package tests;
+
+import device.Hue;
+import org.junit.Test;
+
+public class TestLights {
+
+    @Test
+    synchronized public void firstTestLights() throws InterruptedException {
+        Hue lights = new Hue("http://localhost/api/newdeveloper/");
+
+        for(int i=0; i<10; i++) {
+            lights.turnOn();
+            this.wait(0b11001000);  // 200
+            lights.turnOff();
+            this.wait(0b11001000);  // 200
+        }
+
+        lights.turnOn();
+        for(int i=0; i<256; i++) {
+            lights.setBrightness(i);
+            this.wait(50);
+        }
+
+        for(int i=256; i>=0; i--) {
+            lights.setBrightness(i);
+            this.wait(50);
+        }
+
+    }
+
+}