Commit c35b20a

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DecimalToHex

- Add test file DecimalToHex.test.js - Add export to DecimalToHex.js - Remove console.log from DecimalToHex.js

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+18

-5

lines changed

+18

-5

lines changed

Lines changed: 3 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-function intToHex(num) {`
	`1`	`+function intToHex(num) {`
`2`	`2`	`switch (num) {`
`3`	`3`	`case 10: return 'A'`
`4`	`4`	`case 11: return 'B'`
`@@ -10,7 +10,7 @@ function intToHex (num) {`
`10`	`10`	`return num`
`11`	`11`	`}`
`12`	`12`
`13`		`-function decimalToHex(num) {`
	`13`	`+function decimalToHex(num) {`
`14`	`14`	`const hexOut = []`
`15`	`15`	`while (num > 15) {`
`16`	`16`	`hexOut.unshift(intToHex(num % 16))`
`@@ -19,6 +19,4 @@ function decimalToHex (num) {`
`19`	`19`	`return intToHex(num) + hexOut.join('')`
`20`	`20`	`}`
`21`	`21`
`22`		`-// test cases`
`23`		`-console.log(decimalToHex(999098) === 'F3EBA')`
`24`		`-console.log(decimalToHex(123) === '7B')`
	`22`	`+export { decimalToHex }`

Lines changed: 15 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,15 @@`
	`1`	`+import { decimalToHex } from '../DecimalToHex'`
	`2`	`+`
	`3`	`+describe('DecimalToHex', () => {`
	`4`	`+ it('expects to return correct hexadecimal value', () => {`
	`5`	`+ expect(decimalToHex(255)).toBe('FF')`
	`6`	`+ })`
	`7`	`+`
	`8`	`+ it('expects to return correct hexadecimal value, matching (num).toString(16)', () => {`
	`9`	`+ expect(decimalToHex(32768)).toBe((32768).toString(16).toUpperCase())`
	`10`	`+ })`
	`11`	`+`
	`12`	`+ it('expects to not handle negative numbers', () => {`
	`13`	`+ expect(decimalToHex(-32768)).not.toBe((-32768).toString(16).toUpperCase())`
	`14`	`+ })`
	`15`	`+})`

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