add hovertemplate test for scattergeo and scatterpolar

Author: antoinerg

test/jasmine/tests/scattergeo_test.js

@@ -299,6 +299,17 @@ describe('Test scattergeo hover', function() {
         .then(done);
     });
 
+    it('should not hide hover label when hovertemplate', function(done) {
+        Plotly.restyle(gd, {
+            name: '',
+            hovertemplate: 'tpl %{lat}<extra>x</extra>'
+        }).then(function() {
+            check([381, 221], ['tpl 10', 'x']);
+        })
+        .catch(failTest)
+        .then(done);
+    });
+
     it('should generate hover label info (\'text\' single value case)', function(done) {
         Plotly.restyle(gd, 'text', 'text').then(function() {
             check([381, 221], ['(10°, 10°)\ntext', null]);

test/jasmine/tests/scatterpolar_test.js

@@ -117,6 +117,15 @@ describe('Test scatterpolar hover:', function() {
         },
         nums: 'template 4.02289202968 128.342009045',
         name: 'Trial 3'
+    }, {
+        desc: 'with hovertemplate and empty trace name',
+        patch: function(fig) {
+            fig.data[2].hovertemplate = 'template %{r} %{theta}';
+            fig.data[2].name = '';
+            return fig;
+        },
+        nums: 'template 4.02289202968 128.342009045',
+        name: ''
     }, {
         desc: '(no labels - out of sector)',
         patch: function(fig) {