Merge remote-tracking branch 'remotes/github/MAGETWO-71835' into EPAM-PR-58

Author: VeronikaYarats

app/code/Magento/Ui/view/base/web/js/grid/columns/expandable.js

@@ -67,7 +67,11 @@ define([
                 }
             });
 
-            return labels.sort();
+            return labels.sort(
+                function (labelFirst, labelSecond) {
+                    return labelFirst.toLowerCase().localeCompare(labelSecond.toLowerCase());
+                }
+            );
         },
 
         /**

dev/tests/js/jasmine/tests/app/code/Magento/Ui/base/js/grid/columns/expandable.test.js

@@ -69,5 +69,22 @@ define([
                 expect(expandable.getLabel).toHaveBeenCalled();
             });
         });
+
+        describe('getLabelsArray method', function () {
+            it('check if label array sort alphabetically case insensitive', function () {
+                record['shared_catalog'].push(1, 2, 3);
+                expandable.options.push({
+                    label: 'Default',
+                    value: '1'
+                }, {
+                    label: 'Label',
+                    value: '2'
+                }, {
+                    label: 'default',
+                    value: '3'
+                });
+                expect(expandable.getLabelsArray(record)).toEqual(['Default', 'default', 'Label']);
+            });
+        });
     });
 });