update colorscale tests,

- to reflect spaceless color strings in colorscale
  definitions.

Author: etpinard

test/jasmine/tests/colorscale_test.js

@@ -325,7 +325,7 @@ describe('Test colorscale:', function() {
             z = [[0, -1.5], [-2, -10]];
             calcColorscale(trace, z, '', 'z');
             expect(trace.autocolorscale).toBe(true);
-            expect(trace.colorscale[5]).toEqual([1, 'rgb(220, 220, 220)']);
+            expect(trace.colorscale[5]).toEqual([1, 'rgb(220,220,220)']);
         });
 
         it('should be Blues when the only numerical z <= -0.5', function() {
@@ -338,7 +338,7 @@ describe('Test colorscale:', function() {
             z = [[undefined, undefined], [-0.5, undefined]];
             calcColorscale(trace, z, '', 'z');
             expect(trace.autocolorscale).toBe(true);
-            expect(trace.colorscale[5]).toEqual([1, 'rgb(220, 220, 220)']);
+            expect(trace.colorscale[5]).toEqual([1, 'rgb(220,220,220)']);
         });
 
         it('should be Reds when the only numerical z >= 0.5', function() {
@@ -351,7 +351,7 @@ describe('Test colorscale:', function() {
             z = [[undefined, undefined], [0.5, undefined]];
             calcColorscale(trace, z, '', 'z');
             expect(trace.autocolorscale).toBe(true);
-            expect(trace.colorscale[0]).toEqual([0, 'rgb(220, 220, 220)']);
+            expect(trace.colorscale[0]).toEqual([0, 'rgb(220,220,220)']);
         });
 
         it('should be reverse the auto scale when reversescale is true', function() {
@@ -365,7 +365,8 @@ describe('Test colorscale:', function() {
             z = [[undefined, undefined], [0.5, undefined]];
             calcColorscale(trace, z, '', 'z');
             expect(trace.autocolorscale).toBe(true);
-            expect(trace.colorscale[trace.colorscale.length-1]).toEqual([1, 'rgb(220, 220, 220)']);
+            expect(trace.colorscale[trace.colorscale.length-1])
+                .toEqual([1, 'rgb(220,220,220)']);
         });
 
     });