test: add annotation with category positions case

Author: etpinard

test/jasmine/tests/annotations_test.js

@@ -87,6 +87,41 @@ describe('Test annotations', function() {
             expect(layoutOut.annotations[0].x).toEqual('2008-07-01');
             expect(layoutOut.annotations[0].ax).toEqual('2004-07-01');
         });
+
+        it('should convert ax/ay category coordinates to linear coords', function() {
+            var layoutIn = {
+                annotations: [{
+                    showarrow: true,
+                    axref: 'x',
+                    ayref: 'y',
+                    x: 'c',
+                    ax: 1,
+                    y: 'A',
+                    ay: 3
+                }]
+            };
+
+            var layoutOut = {
+                xaxis: {
+                    type: 'category',
+                    _categories: ['a', 'b', 'c'],
+                    range: [-0.5, 2.5] },
+                yaxis: {
+                    type: 'category',
+                    _categories: ['A', 'B', 'C'],
+                    range: [-0.5, 3]
+                }
+            };
+            Axes.setConvert(layoutOut.xaxis);
+            Axes.setConvert(layoutOut.yaxis);
+
+            _supply(layoutIn, layoutOut);
+
+            expect(layoutOut.annotations[0].x).toEqual(2);
+            expect(layoutOut.annotations[0].ax).toEqual(1);
+            expect(layoutOut.annotations[0].y).toEqual(0);
+            expect(layoutOut.annotations[0].ay).toEqual(3);
+        });
     });
 });