implement more test cases with Jest for exercise 3-get-card-value.test

Author: AbdennourHachemi

implement-and-rewrite-tests/implement-tests-with-node-test/3-get-card-value.test.js

@@ -5,47 +5,46 @@ import { getCardValue } from "../implement/3-get-card-value.js";
 
 // TODO: Write tests to cover all outcomes, including throwing errors for invalid cards.
 
+import { getCardValue } from "../implement/1-get-card-value.js";
+
 test("Valid single-digit card", () => {
-  assert.equal(getCardValue("9♠"), 9);
+  expect(getCardValue("9♠")).toEqual(9);
 });
 
 test("Arbitrary non-card string", () => {
-  assert.throws(
-    () => getCardValue("invalid"),
-    /Expected a number followed by a suit, but got "invalid"/,
-    "Expected clear error"
+  expect(() => getCardValue("invalid")).toThrow(
+    'Expected a number followed by a suit, but got "invalid"'
   );
 });
 
-// TODO: What other invalid card cases can you think of?
 test("Ace returns 11", () => {
-  assert.equal(getCardValue("A♠"), 11);
+  expect(getCardValue("A♠")).toEqual(11);
 });
 
 test("Number card returns its numeric value", () => {
-  assert.equal(getCardValue("2♥"), 2);
-  assert.equal(getCardValue("7♦"), 7);
-  assert.equal(getCardValue("10♣"), 10);
+  expect(getCardValue("2♥")).toEqual(2);
+  expect(getCardValue("7♦")).toEqual(7);
+  expect(getCardValue("10♣")).toEqual(10);
 });
 
 test("Face cards return 10", () => {
-  assert.equal(getCardValue("J♣"), 10);
-  assert.equal(getCardValue("Q♦"), 10);
-  assert.equal(getCardValue("K♥"), 10);
+  expect(getCardValue("J♣")).toEqual(10);
+  expect(getCardValue("Q♦")).toEqual(10);
+  expect(getCardValue("K♥")).toEqual(10);
 });
 
 test("Invalid format throws an error", () => {
-  assert.throws(() => getCardValue("A★"), Error);
-  assert.throws(() => getCardValue("11♠"), Error);
-  assert.throws(() => getCardValue("X♥"), Error);
-  assert.throws(() => getCardValue("A"), Error);
-  assert.throws(() => getCardValue("♠A"), Error);
-  assert.throws(() => getCardValue(" A♠"), Error);
-  assert.throws(() => getCardValue("A♠♠"), Error);
-  assert.throws(() => getCardValue(undefined), Error);
-  assert.throws(() => getCardValue(null), Error);
-  assert.throws(() => getCardValue(""), Error);
-  assert.throws(() => getCardValue("a♠"), Error);
-  assert.throws(() => getCardValue("k♥"), Error);
-  assert.throws(() => getCardValue("q♦"), Error);
+  expect(() => getCardValue("A★")).toThrow(Error);
+  expect(() => getCardValue("11♠")).toThrow(Error);
+  expect(() => getCardValue("X♥")).toThrow(Error);
+  expect(() => getCardValue("A")).toThrow(Error);
+  expect(() => getCardValue("♠A")).toThrow(Error);
+  expect(() => getCardValue(" A♠")).toThrow(Error);
+  expect(() => getCardValue("A♠♠")).toThrow(Error);
+  expect(() => getCardValue(undefined)).toThrow(Error);
+  expect(() => getCardValue(null)).toThrow(Error);
+  expect(() => getCardValue("")).toThrow(Error);
+  expect(() => getCardValue("a♠")).toThrow(Error);
+  expect(() => getCardValue("k♥")).toThrow(Error);
+  expect(() => getCardValue("q♦")).toThrow(Error);
 });