added assertions for cardvalue-updated getCardValue function accordingly, created invalidCardRank function

Author: alexandru-pocovnicu

Sprint-3/1-implement-and-rewrite-tests/implement/3-get-card-value.js

@@ -8,9 +8,18 @@
 // write one test at a time, and make it pass, build your solution up methodically
 // just make one change at a time -- don't rush -- programmers are deep and careful thinkers
 function getCardValue(card) {
+  const rank=card.slice(0,-1);
+  const numberRank=Number(rank)
+  if(numberRank>=2 && numberRank<10){
+    return numberRank;
+  }
+  if(rank==="10" || rank==="J" || rank==="Q" || rank==="K"){
+    return 10
+  }
   if (rank === "A") {
     return 11;
   }
+  return "Invalid card rank.";
 }
 
 // The line below allows us to load the getCardValue function into tests in other files.
@@ -26,32 +35,53 @@ function assertEquals(actualOutput, targetOutput) {
     `Expected ${actualOutput} to equal ${targetOutput}`
   );
 }
+
+function invalidCardRank(actualOutput, targetOutput) {
+  console.assert(
+    actualOutput === targetOutput,
+    "Invalid card rank"
+  );
+}
 // Acceptance criteria:
 
-// Given a card string in the format "A♠" (representing a card in blackjack - the last character will always be an emoji for a suit, and all characters before will be a number 2-10, or one letter of J, Q, K, A),
+// Given a card string in the format "A♠" (representing a card in blackjack - the last character will always be an emoji for a suit, and all characters before will 
+// be a number 2-10, or one letter of J, Q, K, A),
 // When the function getCardValue is called with this card string as input,
 // Then it should return the numerical card value
-const aceofSpades = getCardValue("A♠");
-assertEquals(aceofSpades, 11);
+// const aceofSpades = getCardValue("A♠");
+// assertEquals(aceofSpades, 11);
 
 // Handle Number Cards (2-10):
 // Given a card with a rank between "2" and "9",
 // When the function is called with such a card,
 // Then it should return the numeric value corresponding to the rank (e.g., "5" should return 5).
 const fiveofHearts = getCardValue("5♥");
+assertEquals(fiveofHearts,5)
+
+const sixofHearts = getCardValue("6♥");
+assertEquals(sixofHearts, 6);
 // ====> write your test here, and then add a line to pass the test in the function above
 
 // Handle Face Cards (J, Q, K):
 // Given a card with a rank of "10," "J," "Q," or "K",
 // When the function is called with such a card,
 // Then it should return the value 10, as these cards are worth 10 points each in blackjack.
+const faceCards = getCardValue("J♥");
+assertEquals(faceCards,10)
+
+assertEquals(getCardValue("Q♥"),10);
+
 
 // Handle Ace (A):
 // Given a card with a rank of "A",
 // When the function is called with an Ace,
 // Then it should, by default, assume the Ace is worth 11 points, which is a common rule in blackjack.
+const aceofSpades = getCardValue("A♠");
+assertEquals(aceofSpades, 11);
 
 // Handle Invalid Cards:
 // Given a card with an invalid rank (neither a number nor a recognized face card),
 // When the function is called with such a card,
 // Then it should throw an error indicating "Invalid card rank."
+const invalidCard = getCardValue("m");
+invalidCardRank(invalidCard, "Invalid card rank.");