style: enable TypeName (#5214)

* style: enable `TypeName` in checkstyle

* style: enable `TypeName` in checkstyle

* Update directory

* style: use proper formatting

---------

Co-authored-by: StarDxxx <StarDxxx@users.noreply.github.com>
Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>

src/test/java/com/thealgorithms/dynamicprogramming/ClimbStairsTest.java

@@ -4,7 +4,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import org.junit.jupiter.api.Test;
 
-public class climbStairsTest {
+public class ClimbStairsTest {
 
     @Test
     void climbStairsTestForTwo() {

src/test/java/com/thealgorithms/others/CountSetBitsTest.java

@@ -0,0 +1,17 @@
+package com.thealgorithms.others;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class CountSetBitsTest {
+
+    @Test
+    void testSetBits() {
+        CountSetBits csb = new CountSetBits();
+        assertEquals(1L, csb.countSetBits(16));
+        assertEquals(4, csb.countSetBits(15));
+        assertEquals(5, csb.countSetBits(10000));
+        assertEquals(5, csb.countSetBits(31));
+    }
+}

src/test/java/com/thealgorithms/others/countSetBitsTest.java

@@ -1,17 +0,0 @@
-package com.thealgorithms.others;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-import org.junit.jupiter.api.Test;
-
-public class countSetBitsTest {
-
-    @Test
-    void testSetBits() {
-        countSetBits csb = new countSetBits();
-        assertEquals(1L, csb.countsetBits(16));
-        assertEquals(4, csb.countsetBits(15));
-        assertEquals(5, csb.countsetBits(10000));
-        assertEquals(5, csb.countsetBits(31));
-    }
-}

src/test/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearchTest.java

@@ -4,13 +4,13 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import org.junit.jupiter.api.Test;
 
-public class sortOrderAgnosticBinarySearchTest {
+public class SortOrderAgnosticBinarySearchTest {
 
     @Test
     public void testAscending() {
         int[] arr = {1, 2, 3, 4, 5}; // for ascending order.
         int target = 2;
-        int ans = sortOrderAgnosticBinarySearch.find(arr, target);
+        int ans = SortOrderAgnosticBinarySearch.find(arr, target);
         int excepted = 1;
         assertEquals(excepted, ans);
     }
@@ -19,7 +19,7 @@ public class sortOrderAgnosticBinarySearchTest {
     public void testDescending() {
         int[] arr = {5, 4, 3, 2, 1}; // for descending order.
         int target = 2;
-        int ans = sortOrderAgnosticBinarySearch.find(arr, target);
+        int ans = SortOrderAgnosticBinarySearch.find(arr, target);
         int excepted = 3;
         assertEquals(excepted, ans);
     }

src/test/java/com/thealgorithms/strings/LongestNonRepeativeSubstringTest.java

@@ -3,13 +3,13 @@ package com.thealgorithms.strings;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
-public class longestNonRepeativeSubstringTest {
+public class LongestNonRepeativeSubstringTest {
 
     @Test
     public void palindrome() {
         String input1 = "HelloWorld";
         String input2 = "javaIsAProgrammingLanguage";
-        Assertions.assertEquals(longestNonRepeativeSubstring.lengthOfLongestSubstring(input1), 5);
-        Assertions.assertEquals(longestNonRepeativeSubstring.lengthOfLongestSubstring(input2), 9);
+        Assertions.assertEquals(LongestNonRepeativeSubstring.lengthOfLongestSubstring(input1), 5);
+        Assertions.assertEquals(LongestNonRepeativeSubstring.lengthOfLongestSubstring(input2), 9);
     }
 }

src/test/java/com/thealgorithms/strings/zigZagPattern/ZigZagPatternTest.java

@@ -3,13 +3,13 @@ package com.thealgorithms.strings.zigZagPattern;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
-public class zigZagPatternTest {
+public class ZigZagPatternTest {
 
     @Test
     public void palindrome() {
         String input1 = "HelloWorldFromJava";
         String input2 = "javaIsAProgrammingLanguage";
-        Assertions.assertEquals(zigZagPattern.encode(input1, 4), "HooeWrrmalolFJvlda");
-        Assertions.assertEquals(zigZagPattern.encode(input2, 4), "jAaLgasPrmgaaevIrgmnnuaoig");
+        Assertions.assertEquals(ZigZagPattern.encode(input1, 4), "HooeWrrmalolFJvlda");
+        Assertions.assertEquals(ZigZagPattern.encode(input2, 4), "jAaLgasPrmgaaevIrgmnnuaoig");
     }
 }