anew branch with just sprint 3 files

Author: Payman IB

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

@@ -11,8 +11,22 @@ function getAngleType(angle) {
   if (angle === 90) {
     return "Right angle";
   }
-   // Run the tests, work out what Case 2 is testing, and implement the required code here.
-   // Then keep going for the other cases, one at a time.
+
+  if (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";
+  }
 }
 
 // The line below allows us to load the getAngleType function into tests in other files.
@@ -50,14 +64,20 @@ assertEquals(acute, "Acute angle");
 // When the angle is greater than 90 degrees and less than 180 degrees,
 // Then the function should return "Obtuse angle"
 const obtuse = getAngleType(120);
+
 // ====> write your test here, and then add a line to pass the test in the function above
+assertEquals(obtuse, "Obtuse angle");
 
 // Case 4: Identify Straight Angles:
 // When the angle is exactly 180 degrees,
 // Then the function should return "Straight angle"
 // ====> write your test here, and then add a line to pass the test in the function above
+const straight = getAngleType(180);
+assertEquals(straight, "Straight 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"
-// ====> write your test here, and then add a line to pass the test in the function above
+// ====> write your test here, and then add a line to pass the test in the function above
+const reflex = getAngleType(270);
+assertEquals(reflex, "Reflex angle"); 

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

@@ -8,9 +8,12 @@
 // write one test at a time, and make it pass, build your solution up methodically
 
 function isProperFraction(numerator, denominator) {
-  if (numerator < denominator) {
+  if (Math.abs(numerator) < Math.abs(denominator)) {
     return true;
   }
+  else if (numerator >= denominator) {
+    return false;
+  }
 }
 
 // The line below allows us to load the isProperFraction function into tests in other files.
@@ -31,29 +34,38 @@ function assertEquals(actualOutput, targetOutput) {
 // Input: numerator = 2, denominator = 3
 // target output: true
 // Explanation: The fraction 2/3 is a proper fraction, where the numerator is less than the denominator. The function should return true.
+
 const properFraction = isProperFraction(2, 3);
 assertEquals(properFraction, true);
 
 // Improper Fraction check:
 // Input: numerator = 5, denominator = 2
 // target output: false
 // Explanation: The fraction 5/2 is an improper fraction, where the numerator is greater than or equal to the denominator. The function should return false.
+
+
 const improperFraction = isProperFraction(5, 2);
 assertEquals(improperFraction, false);
 
 // Negative Fraction check:
 // Input: numerator = -4, denominator = 7
 // target output: true
 // Explanation: The fraction -4/7 is a proper fraction because the absolute value of the numerator (4) is less than the denominator (7). The function should return true.
+
+
 const negativeFraction = isProperFraction(-4, 7);
-// ====> complete with your assertion
+assertEquals(negativeFraction, true);
 
 // Equal Numerator and Denominator check:
 // Input: numerator = 3, denominator = 3
 // target output: false
 // Explanation: The fraction 3/3 is not a proper fraction because the numerator is equal to the denominator. The function should return false.
+
 const equalFraction = isProperFraction(3, 3);
-// ====> complete with your assertion
+assertEquals(equalFraction, false);
 
 // Stretch:
 // What other scenarios could you test for?
+
+const invalidFraction = isProperFraction(0, 5);
+assertEquals(invalidFraction, true);

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

@@ -8,11 +8,21 @@
 // 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); 
+  
   if (rank === "A") {
     return 11;
   }
+  else if ( 2 <= rank && rank <= 9 ){
+    return Number(rank);
+  }
+  else if (rank === "10" || rank === "J" || rank === "Q" || rank === "K") {
+    return 10;
+  }
+  else {
+    throw new Error("Invalid card rank.");
+  }
 }
-
 // The line below allows us to load the getCardValue function into tests in other files.
 // This will be useful in the "rewrite tests with jest" step.
 module.exports = getCardValue;
@@ -40,18 +50,32 @@ assertEquals(aceofSpades, 11);
 // Then it should return the numeric value corresponding to the rank (e.g., "5" should return 5).
 const fiveofHearts = getCardValue("5♥");
 // ====> write your test here, and then add a line to pass the test in the function above
-
+assertEquals(fiveofHearts, 5);
 // 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 tenofDiamonds = getCardValue("10♦");
+const jackofClubs = getCardValue("J♣");
+const queenofHearts = getCardValue("Q♥");
+const kingofSpades = getCardValue("K♠");
 
+assertEquals(tenofDiamonds, 10);
+assertEquals(jackofClubs, 10);
+assertEquals(queenofHearts, 10);
+assertEquals(kingofSpades, 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 aceofDiamonds = getCardValue("A♦");
+assertEquals(aceofDiamonds, 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 invalidCard1 = () => getCardValue("1♠");
+assertEquals(invalidCard1 instanceof Function, true);
+
+const invalidCard2 = () => getCardValue("B♥");
+assertEquals(invalidCard2 instanceof Function, true);

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

@@ -1,5 +1,6 @@
 // This statement loads the getAngleType function you wrote in the implement directory.
 // We will use the same function, but write tests for it using Jest in this file.
+//const { test } = require("picomatch");
 const getAngleType = require("../implement/1-get-angle-type");
 
 test("should identify right angle (90°)", () => {
@@ -13,14 +14,30 @@ test("should identify right angle (90°)", () => {
 // When the angle is less than 90 degrees,
 // Then the function should return "Acute angle"
 
+test("should identify acute angle (<90°)", () => {
+  expect(getAngleType(45)).toEqual("Acute 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 obtuse angle (>90° and <180°)", () => {
+  expect(getAngleType(120)).toEqual("Obtuse angle");
+})
+
 // Case 4: Identify Straight Angles:
 // When the angle is exactly 180 degrees,
 // Then the function should return "Straight angle"
 
+test("should identify straight angle (180°)", () => {
+  expect(getAngleType(180)).toEqual("Straight 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 reflex angle (>180° and <360°)", () => {
+  expect(getAngleType(270)).toEqual("Reflex angle");
+})

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

@@ -7,7 +7,22 @@ test("should return true for a proper fraction", () => {
 });
 
 // Case 2: Identify Improper Fractions:
+test("should return false for an improper fraction", () =>{
+  expect(isProperFraction(5, 2)).toEqual(false);
+});
 
 // Case 3: Identify Negative Fractions:
+test("should return true for negative proper fraction", () => (
+  expect(isProperFraction(-4,7)).toEqual(true) 
+));
 
 // Case 4: Identify Equal Numerator and Denominator:
+test("should return false when numerator equals denominator", () => {
+  expect(isProperFraction(3,3)).toEqual(false);
+});
+
+// Stretch:
+// What other scenarios could you test for?
+test("should return true for negative proper fraction with negative denominator", () => {
+  expect(isProperFraction(4,-7)).toEqual(true);
+});

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

@@ -1,5 +1,6 @@
 // This statement loads the getCardValue function you wrote in the implement directory.
 // We will use the same function, but write tests for it using Jest in this file.
+// const { test } = require("picomatch");
 const getCardValue = require("../implement/3-get-card-value");
 
 test("should return 11 for Ace of Spades", () => {
@@ -8,6 +9,27 @@ test("should return 11 for Ace of Spades", () => {
 });
 
 // Case 2: Handle Number Cards (2-10):
+test("should return numeric value for number cards (2-10)", () => {
+  const fiveofHearts = getCardValue("5♥");
+  expect(fiveofHearts).toEqual(5);
+});
 // Case 3: Handle Face Cards (J, Q, K):
+test("should return 10 for face cards (J, Q, K) and 10", () => {
+  expect(getCardValue("10♦")).toEqual(10);
+  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 (A)", () => {
+  expect(getCardValue("A♦")).toEqual(11);
+});
 // Case 5: Handle Invalid Cards:
+test("should throw an error for invalid card rank", () => {
+  expect(() => {
+    getCardValue("1♠");
+  }).toThrow("Invalid card rank.");
+  expect(() => {
+    getCardValue("B♥");
+  }).toThrow("Invalid card rank.");
+});

Sprint-3/1-implement-and-rewrite-tests/rewrite-tests-with-jest/coverage/clover.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<coverage generated="1763210812403" clover="3.2.0">
+  <project timestamp="1763210812404" name="All files">
+    <metrics statements="0" coveredstatements="0" conditionals="0" coveredconditionals="0" methods="0" coveredmethods="0" elements="0" coveredelements="0" complexity="0" loc="0" ncloc="0" packages="0" files="0" classes="0"/>
+  </project>
+</coverage>

Sprint-3/1-implement-and-rewrite-tests/rewrite-tests-with-jest/coverage/coverage-final.json

@@ -0,0 +1 @@
+{}