Fix zero byte case

Author: GnaneshKunal

redisinsight/ui/src/utils/tests/transformers/formatBytes.spec.ts

@@ -46,6 +46,7 @@ describe('formatBytes', () => {
   it('should return proper array with splitResults', () => {
     expect(formatBytes(1572864, 0, true)).toEqual([2, 'MB'])
     expect(formatBytes(1347545989, 3, true)).toEqual([1.255, 'GB'])
+    expect(formatBytes(0, 3, true)).toEqual([0, 'B'])
   })
 
   it('should properly set the baseK', () => {

redisinsight/ui/src/utils/transformers/formatBytes.ts

@@ -11,7 +11,7 @@ export const formatBytes = (
     const k = baseK
     const dm = decimals < 0 ? 0 : decimals
     if (Number.isNaN(bytes) || bytes < 0) return '-'
-    if (bytes === 0) return `0 ${SIZES[0]}`
+    if (bytes === 0) return splitResult ? [0, SIZES[0]] : `0 ${SIZES[0]}`
 
     const i = Math.floor(Math.log(bytes) / Math.log(k))
     const sizeIndex = Math.min(i, SIZES.length - 1)