From c382bec677f971f2cbb71fbee1978beb47850a1b Mon Sep 17 00:00:00 2001
From: abduhasen <abdumussa1363@gmail.com>
Date: Wed, 4 Mar 2026 22:50:20 +0000
Subject: [PATCH 1/4] sprint 3 practice-tdd complete

---
 Sprint-3/2-practice-tdd/count.js              |  8 +++++-
 Sprint-3/2-practice-tdd/count.test.js         | 17 ++++++++++++
 Sprint-3/2-practice-tdd/get-ordinal-number.js | 20 ++++++++++++--
 .../2-practice-tdd/get-ordinal-number.test.js | 24 +++++++++++++++++
 Sprint-3/2-practice-tdd/repeat-str.js         | 11 +++++---
 Sprint-3/2-practice-tdd/repeat-str.test.js    | 26 +++++++++++++++----
 6 files changed, 95 insertions(+), 11 deletions(-)

diff --git a/Sprint-3/2-practice-tdd/count.js b/Sprint-3/2-practice-tdd/count.js
index 95b6ebb7d4..d59e425d6b 100644
--- a/Sprint-3/2-practice-tdd/count.js
+++ b/Sprint-3/2-practice-tdd/count.js
@@ -1,5 +1,11 @@
 function countChar(stringOfCharacters, findCharacter) {
-  return 5
+  let count = 0;
+  for (let i = 0; i < stringOfCharacters.length; i++) {
+    if (stringOfCharacters[i] === findCharacter) {
+      count++;
+    }
+  }
+  return count;
 }
 
 module.exports = countChar;
diff --git a/Sprint-3/2-practice-tdd/count.test.js b/Sprint-3/2-practice-tdd/count.test.js
index 179ea0ddf7..8478e350b9 100644
--- a/Sprint-3/2-practice-tdd/count.test.js
+++ b/Sprint-3/2-practice-tdd/count.test.js
@@ -22,3 +22,20 @@ test("should count multiple occurrences of a character", () => {
 // And a character `char` that does not exist within `str`.
 // When the function is called with these inputs,
 // Then it should return 0, indicating that no occurrences of `char` were found.
+test("it should return 0 because the character doesn't occurrences", () => {
+  const str = "The character have no match";
+  const char = "z";
+  const count = countChar(str, char);
+  expect(count).toEqual(0);
+});
+// Scenario: 1 Occurrences
+// Given the input string `str`,
+// And a character `char` that have 1 character exist in `str`.
+// When the function is called with these inputs,
+// Then it should return 1, indicating that 1 occurrences of `char` were found.
+test("it should return 1 because the character occurrences 1 time", () => {
+  const str = "code your future";
+  const char = "f";
+  const count = countChar(str, char);
+  expect(count).toEqual(1);
+});
diff --git a/Sprint-3/2-practice-tdd/get-ordinal-number.js b/Sprint-3/2-practice-tdd/get-ordinal-number.js
index f95d71db13..ea1bb375be 100644
--- a/Sprint-3/2-practice-tdd/get-ordinal-number.js
+++ b/Sprint-3/2-practice-tdd/get-ordinal-number.js
@@ -1,5 +1,21 @@
-function getOrdinalNumber(num) {
-  return "1st";
+function getOrdinalNumber(number) {
+  const lastTwoDigits = number % 100;
+  if (lastTwoDigits === 11 || lastTwoDigits === 12 || lastTwoDigits === 13) {
+    return number + "th";
+  }
+  const lastDigit = number % 10;
+  let suffix;
+  if (lastDigit === 1) {
+    suffix = "st";
+  } else if (lastDigit === 2) {
+    suffix = "nd";
+  } else if (lastDigit === 3) {
+    suffix = "rd";
+  } else {
+    suffix = "th";
+  }
+
+  return number + suffix;
 }
 
 module.exports = getOrdinalNumber;
diff --git a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
index adfa58560f..792934b2a5 100644
--- a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
+++ b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
@@ -18,3 +18,27 @@ test("should append 'st' for numbers ending with 1, except those ending with 11"
   expect(getOrdinalNumber(21)).toEqual("21st");
   expect(getOrdinalNumber(131)).toEqual("131st");
 });
+// Case 1: Numbers ending with 1 (but not 11)
+// When the number ends with 1, except those ending with 11,
+// Then the function should return a string by appending "st" to the number.
+test("should append 'nd' for numbers ending with 2, except those ending with 12", () => {
+  expect(getOrdinalNumber(2)).toEqual("2nd");
+  expect(getOrdinalNumber(42)).toEqual("42nd");
+  expect(getOrdinalNumber(1752)).toEqual("1752nd");
+});
+// Case 1: Numbers ending with 1 (but not 11)
+// When the number ends with 1, except those ending with 11,
+// Then the function should return a string by appending "st" to the number.
+test("should append 'rd' for numbers ending with 3, except those ending with 13", () => {
+  expect(getOrdinalNumber(3)).toEqual("3rd");
+  expect(getOrdinalNumber(83)).toEqual("83rd");
+  expect(getOrdinalNumber(653)).toEqual("653rd");
+});
+// Case 1: Numbers ending with 1 (but not 11)
+// When the number ends with 1, except those ending with 11,
+// Then the function should return a string by appending "st" to the number.
+test("should append 'th' for numbers not ending with 1, 2 and 3 ", () => {
+  expect(getOrdinalNumber(5)).toEqual("5th");
+  expect(getOrdinalNumber(38)).toEqual("38th");
+  expect(getOrdinalNumber(15678)).toEqual("15678th");
+});
diff --git a/Sprint-3/2-practice-tdd/repeat-str.js b/Sprint-3/2-practice-tdd/repeat-str.js
index 3838c7b003..e840693eb5 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.js
@@ -1,5 +1,10 @@
-function repeatStr() {
-  return "hellohellohello";
+function repeatStr(word, times) {
+  if (times > 0) {
+    return word.repeat(times);
+  } else if (times < 0) {
+    return "Error:negative number not allowed";
+  } else {
+    return "";
+  }
 }
-
 module.exports = repeatStr;
diff --git a/Sprint-3/2-practice-tdd/repeat-str.test.js b/Sprint-3/2-practice-tdd/repeat-str.test.js
index a3fc1196c4..b7f89a2f93 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.test.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.test.js
@@ -10,9 +10,9 @@ const repeatStr = require("./repeat-str");
 // Then it should return a string that contains the original `str` repeated `count` times.
 
 test("should repeat the string count times", () => {
-  const str = "hello";
-  const count = 3;
-  const repeatedStr = repeatStr(str, count);
+  let word = "hello";
+  let times = 3;
+  const repeatedStr = repeatStr(word, times);
   expect(repeatedStr).toEqual("hellohellohello");
 });
 
@@ -20,13 +20,29 @@ test("should repeat the string count times", () => {
 // Given a target string `str` and a `count` equal to 1,
 // When the repeatStr function is called with these inputs,
 // Then it should return the original `str` without repetition.
-
+test("should repeat the string count times", () => {
+  let word = "code your future";
+  let times = 1;
+  const repeatedStr = repeatStr(word, times);
+  expect(repeatedStr).toEqual("code your future");
+});
 // Case: Handle count of 0:
 // Given a target string `str` and a `count` equal to 0,
 // When the repeatStr function is called with these inputs,
 // Then it should return an empty string.
-
+test("should repeat the string is empty ", () => {
+  let word = "hello";
+  let times = 0;
+  const repeatedStr = repeatStr(word, times);
+  expect(repeatedStr).toBe("");
+});
 // Case: Handle negative count:
 // Given a target string `str` and a negative integer `count`,
 // When the repeatStr function is called with these inputs,
 // Then it should throw an error, as negative counts are not valid.
+test("should repeat the string return negative number not allowed ", () => {
+  let word = "hello";
+  let times = -3;
+  const repeatedStr = repeatStr(word, times);
+  expect(repeatedStr).toBe("Error:negative number not allowed");
+});

From 3fd455aa550749ac7cf45b39ae3091a215d32f6f Mon Sep 17 00:00:00 2001
From: abduhasen <abdumussa1363@gmail.com>
Date: Sat, 14 Mar 2026 14:51:02 +0000
Subject: [PATCH 2/4] fixing test descriptions (adding brief description
 `should`  and `when` ) based on mentor feedback

---
 Sprint-3/2-practice-tdd/count.test.js         |  4 +--
 .../2-practice-tdd/get-ordinal-number.test.js | 27 +++++++++++++------
 Sprint-3/2-practice-tdd/repeat-str.test.js    |  8 +++---
 3 files changed, 25 insertions(+), 14 deletions(-)

diff --git a/Sprint-3/2-practice-tdd/count.test.js b/Sprint-3/2-practice-tdd/count.test.js
index 8478e350b9..fce6662b9f 100644
--- a/Sprint-3/2-practice-tdd/count.test.js
+++ b/Sprint-3/2-practice-tdd/count.test.js
@@ -22,7 +22,7 @@ test("should count multiple occurrences of a character", () => {
 // And a character `char` that does not exist within `str`.
 // When the function is called with these inputs,
 // Then it should return 0, indicating that no occurrences of `char` were found.
-test("it should return 0 because the character doesn't occurrences", () => {
+test("returns 0 when the character does not exist in the string", () => {
   const str = "The character have no match";
   const char = "z";
   const count = countChar(str, char);
@@ -33,7 +33,7 @@ test("it should return 0 because the character doesn't occurrences", () => {
 // And a character `char` that have 1 character exist in `str`.
 // When the function is called with these inputs,
 // Then it should return 1, indicating that 1 occurrences of `char` were found.
-test("it should return 1 because the character occurrences 1 time", () => {
+test("returns 1 when the character appears once in the string", () => {
   const str = "code your future";
   const char = "f";
   const count = countChar(str, char);
diff --git a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
index 792934b2a5..fdc373b03d 100644
--- a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
+++ b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
@@ -18,27 +18,38 @@ test("should append 'st' for numbers ending with 1, except those ending with 11"
   expect(getOrdinalNumber(21)).toEqual("21st");
   expect(getOrdinalNumber(131)).toEqual("131st");
 });
-// Case 1: Numbers ending with 1 (but not 11)
-// When the number ends with 1, except those ending with 11,
+// Case 2: Numbers ending with 2 (but not 12)
+// When the number ends with 1, except those ending with 12,
 // Then the function should return a string by appending "st" to the number.
 test("should append 'nd' for numbers ending with 2, except those ending with 12", () => {
   expect(getOrdinalNumber(2)).toEqual("2nd");
   expect(getOrdinalNumber(42)).toEqual("42nd");
   expect(getOrdinalNumber(1752)).toEqual("1752nd");
 });
-// Case 1: Numbers ending with 1 (but not 11)
-// When the number ends with 1, except those ending with 11,
+// Case 3: Numbers ending with 3 (but not 13)
+// When the number ends with 3, except those ending with 13,
 // Then the function should return a string by appending "st" to the number.
 test("should append 'rd' for numbers ending with 3, except those ending with 13", () => {
   expect(getOrdinalNumber(3)).toEqual("3rd");
   expect(getOrdinalNumber(83)).toEqual("83rd");
   expect(getOrdinalNumber(653)).toEqual("653rd");
 });
-// Case 1: Numbers ending with 1 (but not 11)
-// When the number ends with 1, except those ending with 11,
-// Then the function should return a string by appending "st" to the number.
-test("should append 'th' for numbers not ending with 1, 2 and 3 ", () => {
+// Case 4: Numbers ending with 4 through 9
+// When the number does not end with 1, 2 or 3,
+// Then the function should return a string by appending "th" to the number.
+test("should append 'th' for all other numbers that do not end with 1, 2 or 3", () => {
   expect(getOrdinalNumber(5)).toEqual("5th");
   expect(getOrdinalNumber(38)).toEqual("38th");
   expect(getOrdinalNumber(15678)).toEqual("15678th");
 });
+//Case 5: Numbers ending with 11, 12 and 13 (special exceptions)
+// When the number ends with 11, 12 or 13,
+// Then the function should return a string by appending "th" to the number.
+test("should append 'th' for numbers ending with 11, 12 and 13", () => {
+  expect(getOrdinalNumber(11)).toEqual("11th");
+  expect(getOrdinalNumber(12)).toEqual("12th");
+  expect(getOrdinalNumber(13)).toEqual("13th");
+  expect(getOrdinalNumber(111)).toEqual("111th");
+  expect(getOrdinalNumber(112)).toEqual("112th");
+  expect(getOrdinalNumber(113)).toEqual("113th");
+});
diff --git a/Sprint-3/2-practice-tdd/repeat-str.test.js b/Sprint-3/2-practice-tdd/repeat-str.test.js
index b7f89a2f93..a360b05cd4 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.test.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.test.js
@@ -9,7 +9,7 @@ const repeatStr = require("./repeat-str");
 // When the repeatStr function is called with these inputs,
 // Then it should return a string that contains the original `str` repeated `count` times.
 
-test("should repeat the string count times", () => {
+test("should return the string the given number of count when count is a positive number", () => {
   let word = "hello";
   let times = 3;
   const repeatedStr = repeatStr(word, times);
@@ -20,7 +20,7 @@ test("should repeat the string count times", () => {
 // Given a target string `str` and a `count` equal to 1,
 // When the repeatStr function is called with these inputs,
 // Then it should return the original `str` without repetition.
-test("should repeat the string count times", () => {
+test("should return the original string without repetition when count is 1", () => {
   let word = "code your future";
   let times = 1;
   const repeatedStr = repeatStr(word, times);
@@ -30,7 +30,7 @@ test("should repeat the string count times", () => {
 // Given a target string `str` and a `count` equal to 0,
 // When the repeatStr function is called with these inputs,
 // Then it should return an empty string.
-test("should repeat the string is empty ", () => {
+test("should return an empty string when the number of times is 0", () => {
   let word = "hello";
   let times = 0;
   const repeatedStr = repeatStr(word, times);
@@ -40,7 +40,7 @@ test("should repeat the string is empty ", () => {
 // Given a target string `str` and a negative integer `count`,
 // When the repeatStr function is called with these inputs,
 // Then it should throw an error, as negative counts are not valid.
-test("should repeat the string return negative number not allowed ", () => {
+test("should return a string 'negative number not allowed' when negative number passed", () => {
   let word = "hello";
   let times = -3;
   const repeatedStr = repeatStr(word, times);

From 49def27f285321005647444d3932c7ab41189c17 Mon Sep 17 00:00:00 2001
From: abduhasen <abdumussa1363@gmail.com>
Date: Sat, 14 Mar 2026 16:16:09 +0000
Subject: [PATCH 3/4] -fixing the function repeat   -fix the repeat-str test

---
 Sprint-3/2-practice-tdd/repeat-str.js      | 10 +++++-----
 Sprint-3/2-practice-tdd/repeat-str.test.js |  7 ++++---
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/Sprint-3/2-practice-tdd/repeat-str.js b/Sprint-3/2-practice-tdd/repeat-str.js
index e840693eb5..5dec0e7d47 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.js
@@ -1,10 +1,10 @@
 function repeatStr(word, times) {
-  if (times > 0) {
-    return word.repeat(times);
-  } else if (times < 0) {
-    return "Error:negative number not allowed";
-  } else {
+  if (times < 0) {
+    throw new Error("negative number is not allowed");
+  } else if (times === 0) {
     return "";
+  } else {
+    return word.repeat(times);
   }
 }
 module.exports = repeatStr;
diff --git a/Sprint-3/2-practice-tdd/repeat-str.test.js b/Sprint-3/2-practice-tdd/repeat-str.test.js
index a360b05cd4..eec24767d2 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.test.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.test.js
@@ -42,7 +42,8 @@ test("should return an empty string when the number of times is 0", () => {
 // Then it should throw an error, as negative counts are not valid.
 test("should return a string 'negative number not allowed' when negative number passed", () => {
   let word = "hello";
-  let times = -3;
-  const repeatedStr = repeatStr(word, times);
-  expect(repeatedStr).toBe("Error:negative number not allowed");
+  let times = -1;
+  expect(() => {
+    repeatStr("hello", -1);
+  }).toThrow("negative number is not allowed");
 });

From 9ff8f84ef0801aa8009e86442af50f38d191f18c Mon Sep 17 00:00:00 2001
From: abduhasen <abdumussa1363@gmail.com>
Date: Sat, 14 Mar 2026 16:33:25 +0000
Subject: [PATCH 4/4] fixing the description

---
 Sprint-3/2-practice-tdd/repeat-str.test.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sprint-3/2-practice-tdd/repeat-str.test.js b/Sprint-3/2-practice-tdd/repeat-str.test.js
index eec24767d2..8be48f7170 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.test.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.test.js
@@ -40,7 +40,7 @@ test("should return an empty string when the number of times is 0", () => {
 // Given a target string `str` and a negative integer `count`,
 // When the repeatStr function is called with these inputs,
 // Then it should throw an error, as negative counts are not valid.
-test("should return a string 'negative number not allowed' when negative number passed", () => {
+test("should throw an error when a negative number is passed", () => {
   let word = "hello";
   let times = -1;
   expect(() => {