hovertext fix

Author: richardnm-2

src/plots/cartesian/axes.js

@@ -1830,13 +1830,13 @@ function formatMultiCategory(ax, out, hover) {
         cats.forEach(function(text, index) {
             text = String(text);
             if(index < texts.length - 1) {
-                hoverText = hoverText + ' ' + text + ' - ';
+                hoverText = hoverText + text + ' - ';
             } else {
-                hoverText = hoverText + ' ' + text;
+                hoverText = hoverText + text;
             }
         });
 
-        out.text = hoverText.trim();
+        out.text = hoverText;
     } else {
         // setup for secondary labels
         out.text = texts[0];

test/jasmine/tests/axes_test.js

@@ -3897,8 +3897,6 @@ describe('Test axes', function() {
                     x: [['1', '1', '2', '2'], ['a', 'b', 'a', 'b']]
                 }, 'x', 'multicategory');
 
-                console.log(out)
-
                 expect(out).toEqual([0, 1, 2, 3]);
                 expect(ax._categories).toEqual([['1', 'a'], ['1', 'b'], ['2', 'a'], ['2', 'b']]);
                 expect(ax._categoriesMap).toEqual({'1,a': 0, '1,b': 1, '2,a': 2, '2,b': 3});