Birmingham | 26-ITP-May | Tobias Amaechina | Sprint 3 | implement and rewrite-test with jest

Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js

@@ -14,7 +14,26 @@
 // After you have implemented the function, write tests to cover all the cases, and
 // execute the code to ensure all tests pass.
 
-function getAngleType(angle) {
+function getAngleType(angle) { 
+
+  if (angle > 0 && angle < 90) {
+    return "Acute angle";//Implement condition to execute acute angle
+  }else if (angle === 90){
+    return "Right angle";// checking for right angle
+  }else if (angle > 90 && angle < 180){
+    return "Obtuse angle";
+  }else if (angle === 180){
+    return "Straight angle";
+  }else if (angle > 180 && angle < 360){
+    return "Reflex angle";
+  }else if (angle <=0){
+    return "Invalid angle"
+  } else {
+    // Anything else must be 360 or greater than 360
+    return "Invalid angle"; 
+  }
+
+
   // TODO: Implement this function
 }
 
@@ -32,6 +51,41 @@ function assertEquals(actualOutput, targetOutput) {
 }
 
 // TODO: Write tests to cover all cases, including boundary and invalid cases.
-// Example: Identify Right Angles
-const right = getAngleType(90);
+// test acute angle
+const acute = getAngleType(1);// Test just above zero
+assertEquals(acute, "Acute angle");
+const acute2 = getAngleType(45); // Test acute angle just at the middle
+assertEquals(acute2, "Acute angle");
+const acute3 = getAngleType(89.9); // Test just above zero
+assertEquals(acute3, "Acute angle");
+const right = getAngleType(90);// Testing for right angle
 assertEquals(right, "Right angle");
+//testing for obtuse angles
+const obtuse = getAngleType(90.1);
+assertEquals(obtuse, "Obtuse angle");
+const obtuse1 = getAngleType(136);
+assertEquals(obtuse1,"Obtuse angle");
+const obtuse2 = getAngleType(179.9);
+assertEquals(obtuse2,"Obtuse angle");
+// Testing for a straight angle
+const straight = getAngleType(180);
+assertEquals(straight,"Straight angle");
+//Testing for Reflex angles
+const reflex = getAngleType(180.1);
+assertEquals(reflex,"Reflex angle");// testing for the lower limit reflex angle 
+const reflex1 = getAngleType(270);
+assertEquals(reflex1,"Reflex angle");
+const reflex2 = getAngleType(359.9)// testing upper limit of reflex angle 
+assertEquals(reflex2,"Reflex angle");
+//Testing invalid lower angle numbers 
+const lessThanOrEqualToZero = getAngleType(-1);
+assertEquals(lessThanOrEqualToZero,"Invalid angle");
+const equalToZero = getAngleType(0);
+assertEquals(equalToZero, "Invalid angle");// Testing for when angle is zero 
+const equal360 = getAngleType(360); // Testing whn angle is 360
+assertEquals(equal360,"Invalid angle");
+const over360 = getAngleType(360.1); // Testing when angle is over 360
+assertEquals(over360, "Invalid angle");
+
+console.log("All test passed!");
+

Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js

@@ -12,6 +12,7 @@
 
 function isProperFraction(numerator, denominator) {
   // TODO: Implement this function
+  return Math.abs(numerator) < Math.abs(denominator) && denominator !== 0;
 }
 
 // The line below allows us to load the isProperFraction function into tests in other files.
@@ -31,3 +32,21 @@ function assertEquals(actualOutput, targetOutput) {
 
 // Example: 1/2 is a proper fraction
 assertEquals(isProperFraction(1, 2), true);
+// Write a test for 2/1, which is not a proper fraction
+assertEquals(isProperFraction(2, 1), false);
+// Write a test for 0/5, which is a proper fraction
+assertEquals(isProperFraction(0, 5), true);
+// Write a test for 5/0, which is not a proper fraction (denominator cannot be zero)
+assertEquals(isProperFraction(5, 0), false);
+// Write a test for -1/2, which is a proper fraction
+assertEquals(isProperFraction(-1, 2), true);
+// Write a test for 1/-2, which is a proper fraction
+assertEquals(isProperFraction(1, -2), true);
+// Write a test for -3/-4, which is a proper fraction
+assertEquals(isProperFraction(-3, -4), true);
+// Write a test for 3/3, which is not a proper fraction
+assertEquals(isProperFraction(3, 3), false);
+console.log("All tests passed!");
+
+
+

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

@@ -22,6 +22,41 @@
 // execute the code to ensure all tests pass.
 
 function getCardValue(card) {
+  if (typeof card !== "string" || card.length < 2) {
+    throw new Error("Invalid card format");
+  }
+  const validSuits = ["♠", "♥", "♦", "♣"];
+  const suit = card.slice(-1); // getting the last character as suit
+  const rank = card.slice(0, -1); // getting the rest as rank
+
+  if (!validSuits.includes(suit)) {
+    throw new Error("Invalid suit");
+  }
+
+  const validRanks = [
+    "A",
+    "2",
+    "3",
+    "4",
+    "5",
+    "6",
+    "7",
+    "8",
+    "9",
+    "10",
+    "J",
+    "Q",
+    "K",
+  ];
+  if (!validRanks.includes(rank)) {
+    throw new Error("Invalid rank");
+  }
+
+  if (rank === "A") return 11;
+  if (["J", "Q", "K"].includes(rank)) return 10;
+
+  return Number(rank);
+
   // TODO: Implement this function
 }
 
@@ -40,6 +75,12 @@ function assertEquals(actualOutput, targetOutput) {
 // TODO: Write tests to cover all outcomes, including throwing errors for invalid cards.
 // Examples:
 assertEquals(getCardValue("9♠"), 9);
+assertEquals(getCardValue("A♠"), 11);
+assertEquals(getCardValue("10♦"), 10);
+assertEquals(getCardValue("J♣"), 10);
+assertEquals(getCardValue("Q♥"), 10);
+assertEquals(getCardValue("K♦"), 10);
+assertEquals(getCardValue("2♣"), 2);
 
 // Handling invalid cards
 try {
@@ -52,3 +93,46 @@ try {
 }
 
 // What other invalid card cases can you think of?
+try {
+  getCardValue("A?"); // invalid suit
+
+  // This line will not be reached if an error is thrown as expected
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid card 🎉");
+}
+try {
+  getCardValue("1♠"); // invalid rank
+
+  // This line will not be reached if an error is thrown as expected
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid rank");
+}
+try {
+  getCardValue("A"); // invalid rank
+
+  // This line will not be reached if an error is thrown as expected
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for missing suit");
+}
+
+try {
+  getCardValue("");
+  console.error("Error was not thrown for empty string 😢");
+} catch (e) {
+  console.log("Error thrown for empty string ");
+}
+try {
+  getCardValue(123);
+  console.error("Error was not thrown for non-string input 😢");
+} catch (e) {
+  console.log("Error thrown for non-string input ");
+}
+try {
+  getCardValue("A♠♠");
+  console.error("Error was not thrown for extra characters 😢");
+} catch (e) {
+  console.log("Error thrown for extra characters ");
+}