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Merged
merged 6 commits into from
Aug 5, 2022
Merged

Create a new Rabin-Karp Algorithm #3201

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cfdb8c5
Create a new Rabin-Karp Algorithm
tackhwa Jul 30, 2022
e6769c9
Update and rename RabinKarpSearch to RabinKarpAlgorithm.java
tackhwa Aug 3, 2022
18fbb0d
JUnit test for Rabin Karp Algorithm
tackhwa Aug 3, 2022
d57b635
Update RabinKarpAlgorithmTest
tackhwa Aug 3, 2022
303d3bb
Update and rename RabinKarpAlgorithmTest to RabinKarpAlgorithmTest.java
tackhwa Aug 4, 2022
1451d81
Merge branch 'master' into patch-1
tackhwa Aug 5, 2022
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JUnit test for Rabin Karp Algorithm 
Add a j-unit test for Rabin Karp Algorithm
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@tackhwa
tackhwa authored Aug 3, 2022
commit 18fbb0dc3d1301b94a883bf8d62ea2dafede34ee
85 changes: 85 additions & 0 deletions src/test/java/com/thealgorithms/searches/RabinKarpAlgorithmTest
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package com.thealgorithms.searches;

import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;




class RabinKarpAlgorithmTest {


RabinKarpAlgorithm RKA= new RabinKarpAlgorithm();
int q= 101;




@Test
// valid test case
public void RabinKarpAlgorithmTestExample() {
String txt = "This is an example for rabin karp algorithmn";
String pat = "algorithmn";
int value = RKA.search(pat, txt, q);
System.out.println(value);
assertEquals(value,34);

}




@Test
// valid test case
public void RabinKarpAlgorithmTestFront() {
String txt = "AAABBDDG";
String pat = "AAA";
int value = RKA.search(pat, txt, q);
System.out.println(value);
assertEquals(value, 0);

}




@Test
// valid test case
public void RabinKarpAlgorithmTestMiddle() {
String txt = "AAABBCCBB";
String pat = "BBCC";
int value = RKA.search(pat, txt, q);
System.out.println(value);
assertEquals(value, 3);

}




@Test
// valid test case
public void RabinKarpAlgorithmTestLast() {
String txt = "AAAABBBBCCC";
String pat = "CCC";
int value = RKA.search(pat, txt, q);
System.out.println(value);
assertEquals(value, 8);

}




@Test
// valid test case
public void RabinKarpAlgorithmTestNotFound() {
String txt = "ABCBCBCAAB";
String pat = "AADB";
int value = RKA.search(pat, txt, q);
System.out.println(value);
assertEquals(value, -1);

}

}