FizzBuzz with TypeScript

typescript/fizzbuzz/FizzBuzz.test.ts

@@ -0,0 +1,23 @@
+let FizzBuzz = require("./FizzBuzz");
+
+it.each([
+  [1, "1"],
+  [2, "2"],
+  [4, "4"],
+  [7, "7"],
+  [8, "8"],
+])("should return %s as '%s'", (input: number, expected: string) => {
+  expect(FizzBuzz(input)).toBe(expected);
+});
+
+it.each([3, 6, 9])("should return %s as 'Fizz'", (input: number) => {
+  expect(FizzBuzz(input)).toBe("Fizz");
+});
+
+it.each([5, 10, 20])("should return %s as 'Buzz'", (input: number) => {
+  expect(FizzBuzz(input)).toBe("Buzz");
+});
+
+it.each([15, 30, 45])("should return %s as 'FizzBuzz'", (input: number) => {
+  expect(FizzBuzz(input)).toBe("FizzBuzz");
+});