Merge branch 'giorgiofellipe-feat/minimumInputLength'

Author: aaronroberson

src/uiSelectChoicesDirective.js

@@ -54,7 +54,11 @@ uis.directive('uiSelectChoices',
         scope.$watch('$select.search', function(newValue) {
           if(newValue && !$select.open && $select.multiple) $select.activate(false, true);
           $select.activeIndex = $select.tagging.isActivated ? -1 : 0;
-          $select.refresh(attrs.refresh);
+          if (!attrs.minimumInputLength || $select.search.length >= attrs.minimumInputLength) {
+            $select.refresh(attrs.refresh);
+          } else {
+            $select.items = [];
+          }
         });
 
         attrs.$observe('refreshDelay', function() {

test/select.spec.js

@@ -1398,6 +1398,37 @@ describe('ui-select tests', function() {
 
   });
 
+  it('should call refresh function respecting minimum input length option', function () {
+
+    var el = compileTemplate(
+      '<ui-select ng-model="selection.selected"> \
+        <ui-select-match> \
+        </ui-select-match> \
+        <ui-select-choices repeat="person in people | filter: $select.search" \
+          refresh="fetchFromServer($select.search)" refresh-delay="0" minimum-input-length="3"> \
+          <div ng-bind-html="person.name | highlight: $select.search"></div> \
+          <div ng-if="person.name==\'Wladimir\'"> \
+            <span class="only-once">I should appear only once</span>\
+          </div> \
+        </ui-select-choices> \
+      </ui-select>'
+    );
+
+    scope.fetchFromServer = function(){};
+
+    spyOn(scope, 'fetchFromServer');
+
+    el.scope().$select.search = 'r';
+    scope.$digest();
+    $timeout.flush();
+    expect(scope.fetchFromServer).not.toHaveBeenCalledWith('r');
+
+    el.scope().$select.search = 'red';
+    scope.$digest();
+    $timeout.flush();
+    expect(scope.fetchFromServer).toHaveBeenCalledWith('red');
+  });
+
   it('should format view value correctly when using single property binding and refresh function', function () {
 
     var el = compileTemplate(