Update tests

test/color-finderSpec.js

@@ -43,13 +43,25 @@ describe('ColorFinder Class', function () {
             }).toThrow(Error('ColorFinder: fromImage: Invalid callback'));
         });
 
-        // TODO This test fails on Travis environment
-        /*it('should proceed and call function with color', function (done) {
+        it('should proceed and call function with color', function (done) {
             expect(ColorFinder.fromImage(DEMO_IMAGE, function (color) {
-                expect(color).toEqual([179, 165, 103]);
+                expect(color instanceof Array).toBeTruthy();
+
+                expect(color.length).toBe(3);
+
+                // expect(color).toEqual([179, 165, 103]); // TODO This assertion fails on Travis environment
+                expect(color[0]).toBeGreaterThan(178);
+                expect(color[0]).toBeLessThan(191);
+
+                expect(color[1]).toBeGreaterThan(164);
+                expect(color[1]).toBeLessThan(177);
+
+                expect(color[2]).toBeGreaterThan(102);
+                expect(color[2]).toBeLessThan(122);
+
                 done();
             })).toBe(ColorFinder);
-        });*/
+        });
 
     });