list.js; add show/hide cluster at update call

Link to #3951

browser/js/list.js

@@ -495,9 +495,11 @@ List.prototype = {
                     if (clone.split) {
                         span_cluster.onclick = cluster_hide;
                         span_cluster.appendChild(icon('icon-minus', 'Hide the subclones'));
+                        this.showClusterContent(cloneID, false)
                     } else {
                         span_cluster.onclick = cluster_show;
                         span_cluster.appendChild(icon('icon-plus', 'Show the subclones'));
+                        this.hideClusterContent(cloneID, false)
                     }
                     self.div_cluster(document.getElementById("cluster" + cloneID), cloneID);
                 } else {

browser/test/functional/test_cluster.rb

@@ -23,27 +23,27 @@ class TestMultilocus < BrowserTest
   end
   
   def test_00_list_clones
-    assert( $b.div(id: 'cluster1').exists?), " cluster1 exist"
-    assert( $b.div(id: 'cluster1').style.display == "none"), " cluster1 is not display"
+    assert( $b.div(:id => 'cluster1').exists? ), '>> cluster1 exist'
+    assert( $b.div(:id => 'cluster1').style.display == 'none' ), '>> cluster1 is not display'
   end
 
 
   def test_01_cluster_show
-    $b.div(id: 'clusterBox_1').click
-    assert($b.div(id: 'cluster1').style.display != "none"), " cluster1 is display"
+    $b.div(:id => 'clusterBox_1').click
+    assert( $b.div(:id => 'cluster1').style.display != 'none' ), '>> cluster1 is display'
 
   end
 
 
   def test_02_cluster_hide
-    $b.div(id: 'clusterBox_1').click
-    assert($b.div(id: 'cluster1').style.display == "none"), " cluster1 is display"
+    $b.div(:id => 'clusterBox_1').click
+    assert( $b.div(:id => 'cluster1').style.display == 'none' ), '>> cluster1 is display'
   end
 
 
   def test_03_cluster_show_all
     $b.list_cluster_split.click
-    assert($b.div(id: 'cluster1').style.display != "none"), " cluster1 is not display"
+    assert( $b.div(:id => 'cluster1').style.display != 'none' ), '>> cluster1 is not display'
     # segmenter_also_show
     $b.clone_in_scatterplot('2').click
     assert ( $b.clone_in_segmenter('2').exists? ), ">> selected clone is present into the segmenter"