Sheffield | May-2025 | Hassan Osman | Sprint-3

Sprint-3/2-mandatory-rewrite/1-get-angle-type.js

@@ -1,7 +1,10 @@
 function getAngleType(angle) {
   if (angle === 90) return "Right angle";
-  // replace with your completed function from key-implement
-
+  if (0 < angle && angle < 90) return "Acute angle";
+  if (angle > 90 && angle < 180) return "Obtuse angle";
+  if (angle === 180) return "Straight angle";
+  if (angle > 180 && angle < 360) return "Reflex angle";
+  return "invalid";
 }
 
 

Sprint-3/2-mandatory-rewrite/1-get-angle-type.test.js

@@ -4,21 +4,49 @@ test("should identify right angle (90°)", () => {
   expect(getAngleType(90)).toEqual("Right angle");
 });
 
-// REPLACE the comments with the tests
-// make your test descriptions as clear and readable as possible
+test("should identify Acute agles", () => {
+  expect(getAngleType(1)).toEqual("Acute angle");
+  expect(getAngleType(88)).toEqual("Acute angle");
+});
+
+
 
 // Case 2: Identify Acute Angles:
 // When the angle is less than 90 degrees,
 // Then the function should return "Acute angle"
 
+
+test("should identify Obtuse angle", () => {
+  expect(getAngleType(99)).toEqual("Obtuse angle");
+  expect(getAngleType(179)).toEqual("Obtuse angle");
+});
+
+
 // Case 3: Identify Obtuse Angles:
 // When the angle is greater than 90 degrees and less than 180 degrees,
 // Then the function should return "Obtuse angle"
 
+test("should identify Straight angle", () => {
+  expect(getAngleType(180)).toEqual("Straight angle");
+});
+
+
+
 // Case 4: Identify Straight Angles:
 // When the angle is exactly 180 degrees,
 // Then the function should return "Straight angle"
 
+test("should identify Reflex angle", () => {
+  expect(getAngleType(181)).toEqual("Reflex angle");
+  expect(getAngleType(359)).toEqual("Reflex angle");
+});
+
 // Case 5: Identify Reflex Angles:
 // When the angle is greater than 180 degrees and less than 360 degrees,
 // Then the function should return "Reflex angle"
+
+
+test("should identify angle not in range (0, 360)", () => {
+  expect(getAngleType(360)).toEqual("invalid");
+  expect(getAngleType(370)).toEqual("invalid");
+});

Sprint-3/2-mandatory-rewrite/2-is-proper-fraction.js

@@ -1,6 +1,9 @@
 function isProperFraction(numerator, denominator) {
-    if (numerator < denominator) return true;
-    // add your completed function from key-implement here
+    if (Math.abs(numerator/denominator) >= 1) {
+        return false;
+    } else {
+        return true;
+    }
 }
 
 module.exports = isProperFraction;

Sprint-3/2-mandatory-rewrite/2-is-proper-fraction.test.js

@@ -6,6 +6,22 @@ test("should return true for a proper fraction", () => {
 
 // Case 2: Identify Improper Fractions:
 
+test("should return false for an improper fraction", () => {
+  expect(isProperFraction(11, 3)).toEqual(false);
+  expect(isProperFraction(7, 2)).toEqual(false);
+});
+
+
 // Case 3: Identify Negative Fractions:
 
+test("should return a negative fraction", () => {
+  expect(isProperFraction(-2, 3)).toEqual(true);
+  expect(isProperFraction(18, -7)).toEqual(false);
+});
+
+
 // Case 4: Identify Equal Numerator and Denominator:
+
+test("should return a whole number", () => {
+  expect(isProperFraction(4, 4)).toEqual(false);
+});

Sprint-3/2-mandatory-rewrite/3-get-card-value.js

@@ -1,5 +1,28 @@
 function getCardValue(card) {
-    // replace with your code from key-implement
-    return 11;
+    const rank = card.slice(0, 1)
+    switch(rank) {
+        case "A":
+            return 11;
+            break;
+        case "2":
+        case "3":
+        case "4":
+        case "5":
+        case "6":
+        case "7":
+        case "8":
+        case "9":
+        case "10":
+            return Number(rank);
+            break;
+        case "J":
+        case "K":
+        case "Q":
+            return 10;
+            break;
+        default:
+            throw new Error("Invalid card rank");
+
+    }   
 }
 module.exports = getCardValue;

Sprint-3/2-mandatory-rewrite/3-get-card-value.test.js

@@ -3,9 +3,42 @@ const getCardValue = require("./3-get-card-value");
 test("should return 11 for Ace of Spades", () => {
     const aceofSpades = getCardValue("A♠");
     expect(aceofSpades).toEqual(11);
-    });
+});
 
 // Case 2: Handle Number Cards (2-10):
+test("should return 2-10 for cards rank (2-10)", () => {
+    expect(getCardValue("2♠")).toEqual(2);
+    expect(getCardValue("9♣︎")).toEqual(9);
+    expect(getCardValue("7♠")).toEqual(7);
+});
+
+
+
+
 // Case 3: Handle Face Cards (J, Q, K):
+test("should return 10 for face cards (J, Q, K)", () => {
+    expect(getCardValue("J♣︎")).toEqual(10);
+    expect(getCardValue("Q♠")).toEqual(10);
+    expect(getCardValue("K♣︎")).toEqual(10);
+});
+
+
+
 // Case 4: Handle Ace (A):
+test("should return 11 for Ace", () => {
+    const ace = getCardValue("A"); 
+    expect(ace).toEqual(11);
+});
+
 // Case 5: Handle Invalid Cards:
+test("should throw Invalid card rank for invalid cards", () => {
+
+    let card = "Z♠"
+    expect(() => getCardValue(card)).toThrow("Invalid card rank");
+});
+
+test("should throw Invalid card rank for invalid cards", () => {
+
+    let card = "11♠"
+    expect(() => getCardValue(card)).toThrow("Invalid card rank");
+});

Sprint-3/3-mandatory-practice/implement/count.js

@@ -1,5 +1,5 @@
-function countChar(stringOfCharacters, findCharacter) {
-    return 5
+function countChar(str, char) {
+        return str.split(char).length -1;
 }
 
 module.exports = countChar;

Sprint-3/3-mandatory-practice/implement/count.test.js

@@ -17,8 +17,38 @@ test("should count multiple occurrences of a character", () => {
   expect(count).toEqual(5);
 });
 
+test("should count multiple occurrences of a character", () => {
+  const str = "bandana";
+  const char = "a";
+  const count = countChar(str, char);
+  expect(count).toEqual(3);
+});
+
+test("should count multiple occurrences of a character", () => {
+  const str = "mississippi";
+  const char = "i";
+  const count = countChar(str, char);
+  expect(count).toEqual(4);
+
+});
+
 // Scenario: No Occurrences
 // Given the input string str,
 // And a character char that does not exist within the case-sensitive str,
 // When the function is called with these inputs,
 // Then it should return 0, indicating that no occurrences of the char were found in the case-sensitive str.
+
+test("should return 0 in a case-sensitive str", () => {
+  const str = "HHHHHH";
+  const char = "h";
+  const count = countChar(str, char);
+  expect(count).toEqual(0);
+});
+
+test("should return 0 in a case-sensitive str", () => {
+  const str = "bubble";
+  const char = "B";
+  const count = countChar(str, char);
+  expect(count).toEqual(0);
+
+});

Sprint-3/3-mandatory-practice/implement/get-ordinal-number.js

@@ -1,5 +1,25 @@
 function getOrdinalNumber(num) {
- return "1st";
+    const lastDigit = num % 10;
+    const lastTwoDigits = num % 100;
+    if (lastTwoDigits >= 11 && lastTwoDigits <= 13) {
+        return `${num}th`;
+    }
+
+    switch(lastDigit) {
+        case 1:
+            return `${num}st`;
+            break;
+        case 2:
+            return `${num}nd`;
+            break;
+        case 3:
+            return `${num}rd`;
+            break;
+        default:
+            return `${num}th`;
+    }
+
+
 }
 
 module.exports = getOrdinalNumber;

Sprint-3/3-mandatory-practice/implement/get-ordinal-number.test.js

@@ -8,6 +8,31 @@ const getOrdinalNumber = require("./get-ordinal-number");
 // When the number is 1,
 // Then the function should return "1st"
 
-test("should return '1st' for 1", () => {
+test("should append 'st' to numbers ending with 1 and not ending with 11", () => {
     expect(getOrdinalNumber(1)).toEqual("1st");
+    expect(getOrdinalNumber(41)).toEqual("41st");
     });
+
+
+
+test("should append 'nd' to numbers ending with 2", () => {
+    expect(getOrdinalNumber(62)).toEqual("62nd");
+    expect(getOrdinalNumber(22)).toEqual("22nd");
+});
+
+test("should append 'rd' to numbers ending with 3", () => {
+    expect(getOrdinalNumber(93)).toEqual("93rd");
+    expect(getOrdinalNumber(3)).toEqual("3rd");
+});
+
+
+test("should append 'th' to numbers ending (4-9)", () => {
+    expect(getOrdinalNumber(4)).toEqual("4th");
+    expect(getOrdinalNumber(6)).toEqual("6th");
+    expect(getOrdinalNumber(9)).toEqual("9th");
+});
+
+test("should append 'th' to numbers ending (11-13)", () => {
+    expect(getOrdinalNumber(12)).toEqual("12th");
+    expect(getOrdinalNumber(13)).toEqual("13th");
+});

Sprint-3/3-mandatory-practice/implement/repeat.js

@@ -1,5 +1,13 @@
-function repeat() {
-    return "hellohellohello";
+function repeat(str, count) {
+    if(count > 0) {
+        return str.repeat(count); 
+    } else if (count === 0) {
+        return "";
+    } else {
+        throw new Error("Invalid number");
+    }     
 }
 
-module.exports = repeat;
+module.exports = repeat;
+
+

Sprint-3/3-mandatory-practice/implement/repeat.test.js

@@ -21,12 +21,33 @@ test("should repeat the string count times", () => {
 // When the repeat function is called with these inputs,
 // Then it should return the original str without repetition, ensuring that a count of 1 results in no repetition.
 
+test("should return the original string without repetition", () => {
+    const str = "hi";
+    const count = 1;
+    const repeatedStr = repeat(str, count);
+    expect(repeatedStr).toEqual("hi");
+    });
+
 // case: Handle Count of 0:
 // Given a target string str and a count equal to 0,
 // When the repeat function is called with these inputs,
 // Then it should return an empty string, ensuring that a count of 0 results in an empty output.
 
+test("should return an empty string for count = 0", () => {
+    const str = "Good Morning";
+    const count = 0;
+    const repeatedStr = repeat(str, count);
+    expect(repeatedStr).toEqual("");
+    });
+
+
 // case: Negative Count:
 // Given a target string str and a negative integer count,
 // When the repeat function is called with these inputs,
 // Then it should throw an error or return an appropriate error message, as negative counts are not valid.
+
+test("should throw an error / return an error message", () => {
+    const str = "Bye";
+    const count = -3;
+    expect(() => repeat(str, count)).toThrow("Invalid number");
+    });