test pass

Author: shirinpanahian

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

@@ -7,10 +7,55 @@ import { getCardValue } from "../implement/3-get-card-value.js";
 
 test("Valid single-digit card", () => {
   assert.equal(getCardValue("9♠"), 9);
+  assert.equal(getCardValue("10♠"), 10);
+});
+
+test("Ace card", () => {
+  assert.equal(getCardValue("A♠"), 11);
+  assert.equal(getCardValue("A♣"), 11);
+  assert.equal(getCardValue("A♦"), 11);
+});
+
+test("Face card", () => {
+  assert.equal(getCardValue("J♠"), 10);
 });
 
 test("Arbitrary non-card string", () => {
-  assert.throws(() => getCardValue("invalid"), /Expected a number followed by a suit, but got "invalid"/, "Expected clear error");
+  assert.throws(
+    () => getCardValue("invalid"),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
+
+  assert.throws(
+    () => getCardValue("1♠"),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
+
+  assert.throws(
+    () => getCardValue("9X"),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
+
+  assert.throws(
+    () => getCardValue("11♠"),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
+
+  assert.throws(
+    () => getCardValue("7"),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
+
+  assert.throws(
+    () => getCardValue(""),
+    /Expected a number followed by a suit, but got invalid/,
+    "Expected clear error"
+  );
 });
 
 // TODO: What other invalid card cases can you think of?

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

@@ -25,4 +25,26 @@
 
 export function getCardValue(card) {
   // TODO: Implement this function
+  const rank = card.slice(0, -1);
+  const suit = card.slice(-1);
+
+  if (suit != "♠" && suit != "♥" && suit != "♦" && suit != "♣") {
+    throw new Error("Expected a number followed by a suit, but got invalid");
+  }
+  if (Number(rank) >= 2 && Number(rank) <= 10) {
+    return rank;
+  }
+
+  if (card.slice(0, 1) === "A") {
+    return 11;
+  }
+
+  if (
+    card.slice(0, 1) === "J" ||
+    card.slice(0, 1) === "Q" ||
+    card.slice(0, 1) === "K"
+  ) {
+    return 10;
+  }
+  throw new Error("Expected a number followed by a suit, but got invalid");
 }