                     "interval": intervalValue,
                     "inside": insideValue,
                     "length": lengthValue,
-                    "lineStyle": lineStyleValue
+                    "lineStyle": lineStyleValue,
+                    "splitNumber": splitNumberValue
                 ]
                 
                 expect(axisTick.jsonString).to(equal(resultDic.jsonString))

                    .interval(intervalValue),
                    .inside(insideValue),
                    .length(lengthValue),
                    .lineStyle(lineStyleValue)
                )
                
                expect(axisTickByEnums.jsonString).to(equal(axisTick.jsonString))

            axisTick.inside = insideValue
            axisTick.length = lengthValue
            axisTick.lineStyle = lineStyleValue
            axisTick.splitNumber = splitNumberValue
            
            it("needs to check the jsonString") {
                let resultDic: [String: Jsonable] = [
