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fix: change location of others to correct places (#5559)

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B Karthik
2024-10-04 23:17:50 +05:30
committed by GitHub
parent 393337fa8e
commit 042d458d34
12 changed files with 42 additions and 21 deletions
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30
src/test/java/com/thealgorithms/others/ArrayRightRotation.java
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@@ -1,30 +0,0 @@
package com.thealgorithms.others;
public final class ArrayRightRotation {
private ArrayRightRotation() {
}
public static int[] rotateRight(int[] arr, int k) {
if (arr == null || arr.length == 0 || k < 0) {
throw new IllegalArgumentException("Invalid input");
}
int n = arr.length;
k = k % n; // Handle cases where k is larger than the array length
reverseArray(arr, 0, n - 1);
reverseArray(arr, 0, k - 1);
reverseArray(arr, k, n - 1);
return arr;
}
private static void reverseArray(int[] arr, int start, int end) {
while (start < end) {
int temp = arr[start];
arr[start] = arr[end];
arr[end] = temp;
start++;
end--;
}
}
}

24
src/test/java/com/thealgorithms/others/CountCharTest.java
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@@ -1,24 +0,0 @@
package com.thealgorithms.others;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
class CountCharTest {
@ParameterizedTest(name = "\"{0}\" should have {1} non-whitespace characters")
@CsvSource({"'', 0", "' ', 0", "'a', 1", "'abc', 3", "'a b c', 3", "' a b c ', 3", "'\tabc\n', 3", "' a b\tc ', 3", "' 12345 ', 5", "'Hello, World!', 12"})
@DisplayName("Test countCharacters with various inputs")
void testCountCharacters(String input, int expected) {
assertEquals(expected, CountChar.countCharacters(input));
}
@Test
@DisplayName("Test countCharacters with null input")
void testCountCharactersNullInput() {
assertEquals(0, CountChar.countCharacters(null));
}
}

17
src/test/java/com/thealgorithms/others/CountSetBitsTest.java
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@@ -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));
}
}

31
src/test/java/com/thealgorithms/others/CountWordsTest.java
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@@ -1,31 +0,0 @@
package com.thealgorithms.others;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.stream.Stream;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
class CountWordsTest {
@ParameterizedTest
@MethodSource("wordCountTestCases")
void testWordCount(String input, int expectedCount) {
assertEquals(expectedCount, CountWords.wordCount(input));
}
@ParameterizedTest
@MethodSource("secondaryWordCountTestCases")
void testSecondaryWordCount(String input, int expectedCount) {
assertEquals(expectedCount, CountWords.secondaryWordCount(input));
}
private static Stream<Arguments> wordCountTestCases() {
return Stream.of(Arguments.of("", 0), Arguments.of(null, 0), Arguments.of("aaaa bbb cccc", 3), Arguments.of("note extra spaces here", 4), Arguments.of(" a b c d e ", 5));
}
private static Stream<Arguments> secondaryWordCountTestCases() {
return Stream.of(Arguments.of("", 0), Arguments.of(null, 0), Arguments.of("aaaa bbb cccc", 3), Arguments.of("this-is-one-word!", 1), Arguments.of("What, about, this? Hmmm----strange", 4), Arguments.of("word1 word-2 word-3- w?o,r.d.@!@#$&*()<>4", 4));
}
}

23
src/test/java/com/thealgorithms/others/ReturnSubsequenceTest.java
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@@ -1,23 +0,0 @@
package com.thealgorithms.others;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import java.util.stream.Stream;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
class ReturnSubsequenceTest {
@ParameterizedTest
@MethodSource("provideTestCases")
void testSubsequences(String input, String[] expected) {
String[] actual = ReturnSubsequence.getSubsequences(input);
assertArrayEquals(expected, actual);
}
static Stream<Arguments> provideTestCases() {
return Stream.of(Arguments.of("", new String[] {""}), Arguments.of("a", new String[] {"", "a"}), Arguments.of("ab", new String[] {"", "b", "a", "ab"}), Arguments.of("abc", new String[] {"", "c", "b", "bc", "a", "ac", "ab", "abc"}),
Arguments.of("aab", new String[] {"", "b", "a", "ab", "a", "ab", "aa", "aab"}));
}
}

23
src/test/java/com/thealgorithms/others/StringMatchFiniteAutomataTest.java
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@@ -1,23 +0,0 @@
package com.thealgorithms.others;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.Set;
import java.util.stream.Stream;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
class StringMatchFiniteAutomataTest {
@ParameterizedTest
@MethodSource("provideTestCases")
void searchPattern(String text, String pattern, Set<Integer> expectedOutput) {
assertEquals(expectedOutput, StringMatchFiniteAutomata.searchPattern(text, pattern));
}
private static Stream<Arguments> provideTestCases() {
return Stream.of(Arguments.of("abcbcabc", "abc", Set.of(0, 5)), Arguments.of("", "abc", Set.of()), Arguments.of("", "", Set.of()), Arguments.of("a", "b", Set.of()), Arguments.of("a", "a", Set.of(0)), Arguments.of("abcdabcabcabcd", "abcd", Set.of(0, 10)), Arguments.of("abc", "bcd", Set.of()),
Arguments.of("abcdefg", "xyz", Set.of()), Arguments.of("abcde", "", Set.of(1, 2, 3, 4, 5)), Arguments.of("abcabcabc", "abc", Set.of(0, 3, 6)), Arguments.of("abcabcabc", "abcabcabc", Set.of(0)), Arguments.of("aaabbbaaa", "aaa", Set.of(0, 6)), Arguments.of("abcdefg", "efg", Set.of(4)));
}
}