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Add ReverseStringUsingStack (#6452)

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* Refactored ReverseStringUsingStack
* Add ReverseStringUsingStack
* Refactored ReverseStringUsingStack
* Closes #6451
This commit is contained in:
Navaneedan S
2025-08-02 00:46:10 +05:30
committed by GitHub
parent 24f4090210
commit e09c98578f
2 changed files with 42 additions and 0 deletions
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13
src/test/java/com/thealgorithms/strings/ReverseStringTest.java
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@@ -1,8 +1,10 @@
package com.thealgorithms.strings;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.util.stream.Stream;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
@@ -31,4 +33,15 @@ public class ReverseStringTest {
public void testReverseString3(String input, String expectedOutput) {
assertEquals(expectedOutput, ReverseString.reverse3(input));
}
@ParameterizedTest
@MethodSource("testCases")
public void testReverseStringUsingStack(String input, String expectedOutput) {
assertEquals(expectedOutput, ReverseString.reverseStringUsingStack(input));
}
@Test
public void testReverseStringUsingStackWithNullInput() {
assertThrows(IllegalArgumentException.class, () -> ReverseString.reverseStringUsingStack(null));
}
}